mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-10 11:54:40 +00:00
14304 lines
434 KiB
C++
14304 lines
434 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsDocShell.h"
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#include <algorithm>
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#include "mozilla/ArrayUtils.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/AutoRestore.h"
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#include "mozilla/BasePrincipal.h"
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#include "mozilla/Casting.h"
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#include "mozilla/dom/ContentChild.h"
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#include "mozilla/dom/Element.h"
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#include "mozilla/dom/TabChild.h"
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#include "mozilla/dom/ProfileTimelineMarkerBinding.h"
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#include "mozilla/dom/ScreenOrientation.h"
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#include "mozilla/dom/ToJSValue.h"
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#include "mozilla/dom/PermissionMessageUtils.h"
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#include "mozilla/dom/workers/ServiceWorkerManager.h"
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#include "mozilla/EventStateManager.h"
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#include "mozilla/LoadInfo.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/Services.h"
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#include "mozilla/StartupTimeline.h"
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#include "mozilla/Telemetry.h"
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#include "mozilla/unused.h"
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#include "URIUtils.h"
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#include "nsIContent.h"
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#include "nsIContentInlines.h"
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#include "nsIDocument.h"
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#include "nsIDOMDocument.h"
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#include "nsIDOMElement.h"
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#include "nsIDOMStorage.h"
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#include "nsIContentViewer.h"
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#include "nsIDocumentLoaderFactory.h"
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#include "nsIMozBrowserFrame.h"
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#include "nsCURILoader.h"
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#include "nsDocShellCID.h"
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#include "nsDOMCID.h"
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#include "nsNetCID.h"
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#include "nsNetUtil.h"
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#include "mozilla/net/ReferrerPolicy.h"
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#include "nsRect.h"
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#include "prenv.h"
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#include "nsIDOMWindow.h"
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#include "nsIGlobalObject.h"
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#include "nsIViewSourceChannel.h"
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#include "nsIWebBrowserChrome.h"
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#include "nsPoint.h"
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#include "nsIObserverService.h"
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#include "nsIPrompt.h"
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#include "nsIAuthPrompt.h"
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#include "nsIAuthPrompt2.h"
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#include "nsIChannelEventSink.h"
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#include "nsIAsyncVerifyRedirectCallback.h"
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#include "nsIScriptSecurityManager.h"
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#include "nsIScriptObjectPrincipal.h"
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#include "nsIScrollableFrame.h"
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#include "nsContentPolicyUtils.h" // NS_CheckContentLoadPolicy(...)
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#include "nsISeekableStream.h"
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#include "nsAutoPtr.h"
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#include "nsQueryObject.h"
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#include "nsIWritablePropertyBag2.h"
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#include "nsIAppShell.h"
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#include "nsWidgetsCID.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsView.h"
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#include "nsViewManager.h"
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#include "nsIScriptChannel.h"
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#include "nsITimedChannel.h"
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#include "nsIPrivacyTransitionObserver.h"
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#include "nsIReflowObserver.h"
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#include "nsIScrollObserver.h"
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#include "nsIDocShellTreeItem.h"
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#include "nsIChannel.h"
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#include "IHistory.h"
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#include "nsViewSourceHandler.h"
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#include "nsWhitespaceTokenizer.h"
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#include "nsICookieService.h"
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#include "nsIConsoleReportCollector.h"
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// we want to explore making the document own the load group
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// so we can associate the document URI with the load group.
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// until this point, we have an evil hack:
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#include "nsIHttpChannelInternal.h"
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#include "nsPILoadGroupInternal.h"
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// Local Includes
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#include "nsDocShellLoadInfo.h"
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#include "nsCDefaultURIFixup.h"
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#include "nsDocShellEnumerator.h"
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#include "nsSHistory.h"
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#include "nsDocShellEditorData.h"
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#include "GeckoProfiler.h"
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#include "timeline/JavascriptTimelineMarker.h"
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// Helper Classes
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#include "nsError.h"
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#include "nsEscape.h"
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// Interfaces Needed
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#include "nsIUploadChannel.h"
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#include "nsIUploadChannel2.h"
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#include "nsIWebProgress.h"
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#include "nsILayoutHistoryState.h"
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#include "nsITimer.h"
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#include "nsISHistoryInternal.h"
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#include "nsIPrincipal.h"
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#include "nsNullPrincipal.h"
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#include "nsISHEntry.h"
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#include "nsIWindowWatcher.h"
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#include "nsIPromptFactory.h"
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#include "nsITransportSecurityInfo.h"
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#include "nsINode.h"
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#include "nsINSSErrorsService.h"
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#include "nsIApplicationCacheChannel.h"
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#include "nsIApplicationCacheContainer.h"
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#include "nsStreamUtils.h"
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#include "nsIController.h"
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#include "nsPICommandUpdater.h"
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#include "nsIDOMHTMLAnchorElement.h"
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#include "nsIWebBrowserChrome3.h"
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#include "nsITabChild.h"
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#include "nsISiteSecurityService.h"
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#include "nsStructuredCloneContainer.h"
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#include "nsIStructuredCloneContainer.h"
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#ifdef MOZ_PLACES
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#include "nsIFaviconService.h"
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#include "mozIPlacesPendingOperation.h"
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#include "mozIAsyncFavicons.h"
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#endif
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#include "nsINetworkPredictor.h"
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// Editor-related
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#include "nsIEditingSession.h"
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#include "nsPIDOMWindow.h"
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#include "nsGlobalWindow.h"
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#include "nsPIWindowRoot.h"
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#include "nsICachingChannel.h"
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#include "nsIMultiPartChannel.h"
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#include "nsIWyciwygChannel.h"
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// For reporting errors with the console service.
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// These can go away if error reporting is propagated up past nsDocShell.
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#include "nsIScriptError.h"
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// used to dispatch urls to default protocol handlers
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#include "nsCExternalHandlerService.h"
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#include "nsIExternalProtocolService.h"
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#include "nsFocusManager.h"
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#include "nsITextToSubURI.h"
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#include "nsIJARChannel.h"
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#include "mozilla/Logging.h"
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#include "nsISelectionDisplay.h"
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#include "nsIGlobalHistory2.h"
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#include "nsIFrame.h"
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#include "nsSubDocumentFrame.h"
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// for embedding
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#include "nsIWebBrowserChromeFocus.h"
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#if NS_PRINT_PREVIEW
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#include "nsIDocumentViewerPrint.h"
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#include "nsIWebBrowserPrint.h"
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#endif
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#include "nsContentUtils.h"
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#include "nsIContentSecurityPolicy.h"
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#include "nsILoadInfo.h"
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#include "nsSandboxFlags.h"
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#include "nsXULAppAPI.h"
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#include "nsDOMNavigationTiming.h"
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#include "nsISecurityUITelemetry.h"
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#include "nsIAppsService.h"
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#include "nsDSURIContentListener.h"
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#include "nsDocShellLoadTypes.h"
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#include "nsDocShellTransferableHooks.h"
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#include "nsICommandManager.h"
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#include "nsIDOMNode.h"
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#include "nsIDocShellTreeOwner.h"
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#include "nsIHttpChannel.h"
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#include "nsIIDNService.h"
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#include "nsIInputStreamChannel.h"
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#include "nsINestedURI.h"
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#include "nsISHContainer.h"
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#include "nsISHistory.h"
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#include "nsISecureBrowserUI.h"
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#include "nsISocketProvider.h"
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#include "nsIStringBundle.h"
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#include "nsISupportsArray.h"
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#include "nsIURIFixup.h"
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#include "nsIURILoader.h"
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#include "nsIURL.h"
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#include "nsIWebBrowserFind.h"
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#include "nsIWidget.h"
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#include "mozilla/dom/EncodingUtils.h"
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#include "mozilla/dom/ScriptSettings.h"
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#include "nsPerformance.h"
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#ifdef MOZ_TOOLKIT_SEARCH
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#include "nsIBrowserSearchService.h"
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#endif
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#include "mozIThirdPartyUtil.h"
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static NS_DEFINE_CID(kAppShellCID, NS_APPSHELL_CID);
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#if defined(DEBUG_bryner) || defined(DEBUG_chb)
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//#define DEBUG_DOCSHELL_FOCUS
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#define DEBUG_PAGE_CACHE
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#endif
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#ifdef XP_WIN
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#include <process.h>
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#define getpid _getpid
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#else
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#include <unistd.h> // for getpid()
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#endif
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using namespace mozilla;
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using namespace mozilla::dom;
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using mozilla::dom::workers::ServiceWorkerManager;
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// True means sUseErrorPages has been added to
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// preferences var cache.
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static bool gAddedPreferencesVarCache = false;
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bool nsDocShell::sUseErrorPages = false;
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// Number of documents currently loading
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static int32_t gNumberOfDocumentsLoading = 0;
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// Global count of existing docshells.
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static int32_t gDocShellCount = 0;
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// Global count of docshells with the private attribute set
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static uint32_t gNumberOfPrivateDocShells = 0;
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// Global reference to the URI fixup service.
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nsIURIFixup* nsDocShell::sURIFixup = 0;
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// True means we validate window targets to prevent frameset
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// spoofing. Initialize this to a non-bolean value so we know to check
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// the pref on the creation of the first docshell.
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static uint32_t gValidateOrigin = 0xffffffff;
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// Hint for native dispatch of events on how long to delay after
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// all documents have loaded in milliseconds before favoring normal
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// native event dispatch priorites over performance
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// Can be overridden with docshell.event_starvation_delay_hint pref.
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#define NS_EVENT_STARVATION_DELAY_HINT 2000
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#ifdef DEBUG
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static PRLogModuleInfo* gDocShellLog;
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#endif
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static PRLogModuleInfo* gDocShellLeakLog;
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const char kBrandBundleURL[] = "chrome://branding/locale/brand.properties";
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const char kAppstringsBundleURL[] = "chrome://global/locale/appstrings.properties";
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static void
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FavorPerformanceHint(bool aPerfOverStarvation)
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{
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nsCOMPtr<nsIAppShell> appShell = do_GetService(kAppShellCID);
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if (appShell) {
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appShell->FavorPerformanceHint(
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aPerfOverStarvation,
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Preferences::GetUint("docshell.event_starvation_delay_hint",
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NS_EVENT_STARVATION_DELAY_HINT));
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}
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}
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//*****************************************************************************
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// <a ping> support
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//*****************************************************************************
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#define PREF_PINGS_ENABLED "browser.send_pings"
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#define PREF_PINGS_MAX_PER_LINK "browser.send_pings.max_per_link"
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#define PREF_PINGS_REQUIRE_SAME_HOST "browser.send_pings.require_same_host"
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// Check prefs to see if pings are enabled and if so what restrictions might
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// be applied.
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//
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// @param maxPerLink
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// This parameter returns the number of pings that are allowed per link click
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//
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// @param requireSameHost
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// This parameter returns true if pings are restricted to the same host as
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// the document in which the click occurs. If the same host restriction is
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// imposed, then we still allow for pings to cross over to different
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// protocols and ports for flexibility and because it is not possible to send
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// a ping via FTP.
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//
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// @returns
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// true if pings are enabled and false otherwise.
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//
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static bool
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PingsEnabled(int32_t* aMaxPerLink, bool* aRequireSameHost)
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{
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bool allow = Preferences::GetBool(PREF_PINGS_ENABLED, false);
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*aMaxPerLink = 1;
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*aRequireSameHost = true;
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if (allow) {
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Preferences::GetInt(PREF_PINGS_MAX_PER_LINK, aMaxPerLink);
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Preferences::GetBool(PREF_PINGS_REQUIRE_SAME_HOST, aRequireSameHost);
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}
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return allow;
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}
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typedef void (*ForEachPingCallback)(void* closure, nsIContent* content,
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nsIURI* uri, nsIIOService* ios);
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static bool
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IsElementAnchor(nsIContent* aContent)
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{
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// Make sure we are dealing with either an <A> or <AREA> element in the HTML
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// or XHTML namespace.
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return aContent->IsAnyOfHTMLElements(nsGkAtoms::a, nsGkAtoms::area);
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}
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static void
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ForEachPing(nsIContent* aContent, ForEachPingCallback aCallback, void* aClosure)
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{
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// NOTE: Using nsIDOMHTMLAnchorElement::GetPing isn't really worth it here
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// since we'd still need to parse the resulting string. Instead, we
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// just parse the raw attribute. It might be nice if the content node
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// implemented an interface that exposed an enumeration of nsIURIs.
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// Make sure we are dealing with either an <A> or <AREA> element in the HTML
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// or XHTML namespace.
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if (!IsElementAnchor(aContent)) {
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return;
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}
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nsCOMPtr<nsIAtom> pingAtom = do_GetAtom("ping");
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if (!pingAtom) {
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return;
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}
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nsAutoString value;
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aContent->GetAttr(kNameSpaceID_None, pingAtom, value);
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if (value.IsEmpty()) {
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return;
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}
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nsCOMPtr<nsIIOService> ios = do_GetIOService();
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if (!ios) {
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return;
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}
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nsIDocument* doc = aContent->OwnerDoc();
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nsWhitespaceTokenizer tokenizer(value);
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while (tokenizer.hasMoreTokens()) {
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nsCOMPtr<nsIURI> uri, baseURI = aContent->GetBaseURI();
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ios->NewURI(NS_ConvertUTF16toUTF8(tokenizer.nextToken()),
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doc->GetDocumentCharacterSet().get(),
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baseURI, getter_AddRefs(uri));
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// Explicitly not allow loading data: URIs
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bool isDataScheme =
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(NS_SUCCEEDED(uri->SchemeIs("data", &isDataScheme)) && isDataScheme);
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if (!isDataScheme) {
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aCallback(aClosure, aContent, uri, ios);
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}
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}
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}
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//----------------------------------------------------------------------
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// We wait this many milliseconds before killing the ping channel...
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#define PING_TIMEOUT 10000
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static void
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OnPingTimeout(nsITimer* aTimer, void* aClosure)
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{
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nsILoadGroup* loadGroup = static_cast<nsILoadGroup*>(aClosure);
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if (loadGroup) {
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loadGroup->Cancel(NS_ERROR_ABORT);
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}
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}
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class nsPingListener final
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: public nsIStreamListener
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIREQUESTOBSERVER
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NS_DECL_NSISTREAMLISTENER
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nsPingListener()
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{
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}
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void SetLoadGroup(nsILoadGroup* aLoadGroup) {
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mLoadGroup = aLoadGroup;
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}
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nsresult StartTimeout();
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private:
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~nsPingListener();
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nsCOMPtr<nsILoadGroup> mLoadGroup;
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nsCOMPtr<nsITimer> mTimer;
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};
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NS_IMPL_ISUPPORTS(nsPingListener, nsIStreamListener, nsIRequestObserver)
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nsPingListener::~nsPingListener()
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{
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if (mTimer) {
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mTimer->Cancel();
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mTimer = nullptr;
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}
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}
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nsresult
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nsPingListener::StartTimeout()
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{
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nsCOMPtr<nsITimer> timer = do_CreateInstance(NS_TIMER_CONTRACTID);
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if (timer) {
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nsresult rv = timer->InitWithFuncCallback(OnPingTimeout, mLoadGroup,
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PING_TIMEOUT,
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nsITimer::TYPE_ONE_SHOT);
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if (NS_SUCCEEDED(rv)) {
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mTimer = timer;
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return NS_OK;
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}
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}
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return NS_ERROR_OUT_OF_MEMORY;
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}
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NS_IMETHODIMP
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nsPingListener::OnStartRequest(nsIRequest* aRequest, nsISupports* aContext)
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{
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return NS_OK;
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}
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NS_IMETHODIMP
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nsPingListener::OnDataAvailable(nsIRequest* aRequest, nsISupports* aContext,
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nsIInputStream* aStream, uint64_t aOffset,
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uint32_t aCount)
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{
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uint32_t result;
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return aStream->ReadSegments(NS_DiscardSegment, nullptr, aCount, &result);
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}
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NS_IMETHODIMP
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nsPingListener::OnStopRequest(nsIRequest* aRequest, nsISupports* aContext,
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nsresult aStatus)
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{
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mLoadGroup = nullptr;
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if (mTimer) {
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mTimer->Cancel();
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mTimer = nullptr;
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}
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return NS_OK;
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}
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struct MOZ_STACK_CLASS SendPingInfo
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{
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int32_t numPings;
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int32_t maxPings;
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bool requireSameHost;
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nsIURI* target;
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nsIURI* referrer;
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nsIDocShell* docShell;
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uint32_t referrerPolicy;
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};
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static void
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SendPing(void* aClosure, nsIContent* aContent, nsIURI* aURI,
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nsIIOService* aIOService)
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{
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SendPingInfo* info = static_cast<SendPingInfo*>(aClosure);
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if (info->maxPings > -1 && info->numPings >= info->maxPings) {
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return;
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}
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nsIDocument* doc = aContent->OwnerDoc();
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nsCOMPtr<nsIChannel> chan;
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NS_NewChannel(getter_AddRefs(chan),
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aURI,
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doc,
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info->requireSameHost
|
|
? nsILoadInfo::SEC_REQUIRE_SAME_ORIGIN_DATA_IS_BLOCKED
|
|
: nsILoadInfo::SEC_ALLOW_CROSS_ORIGIN_DATA_IS_NULL,
|
|
nsIContentPolicy::TYPE_PING,
|
|
nullptr, // aLoadGroup
|
|
nullptr, // aCallbacks
|
|
nsIRequest::LOAD_NORMAL, // aLoadFlags,
|
|
aIOService);
|
|
|
|
if (!chan) {
|
|
return;
|
|
}
|
|
|
|
// Don't bother caching the result of this URI load.
|
|
chan->SetLoadFlags(nsIRequest::INHIBIT_CACHING);
|
|
|
|
nsCOMPtr<nsIHttpChannel> httpChan = do_QueryInterface(chan);
|
|
if (!httpChan) {
|
|
return;
|
|
}
|
|
|
|
// This is needed in order for 3rd-party cookie blocking to work.
|
|
nsCOMPtr<nsIHttpChannelInternal> httpInternal = do_QueryInterface(httpChan);
|
|
if (httpInternal) {
|
|
httpInternal->SetDocumentURI(doc->GetDocumentURI());
|
|
}
|
|
|
|
httpChan->SetRequestMethod(NS_LITERAL_CSTRING("POST"));
|
|
|
|
// Remove extraneous request headers (to reduce request size)
|
|
httpChan->SetRequestHeader(NS_LITERAL_CSTRING("accept"),
|
|
EmptyCString(), false);
|
|
httpChan->SetRequestHeader(NS_LITERAL_CSTRING("accept-language"),
|
|
EmptyCString(), false);
|
|
httpChan->SetRequestHeader(NS_LITERAL_CSTRING("accept-encoding"),
|
|
EmptyCString(), false);
|
|
|
|
// Always send a Ping-To header.
|
|
nsAutoCString pingTo;
|
|
if (NS_SUCCEEDED(info->target->GetSpec(pingTo))) {
|
|
httpChan->SetRequestHeader(NS_LITERAL_CSTRING("Ping-To"), pingTo, false);
|
|
}
|
|
|
|
nsCOMPtr<nsIScriptSecurityManager> sm =
|
|
do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID);
|
|
|
|
if (sm && info->referrer) {
|
|
bool referrerIsSecure;
|
|
uint32_t flags = nsIProtocolHandler::URI_SAFE_TO_LOAD_IN_SECURE_CONTEXT;
|
|
nsresult rv = NS_URIChainHasFlags(info->referrer, flags, &referrerIsSecure);
|
|
|
|
// Default to sending less data if NS_URIChainHasFlags() fails.
|
|
referrerIsSecure = NS_FAILED(rv) || referrerIsSecure;
|
|
|
|
bool sameOrigin =
|
|
NS_SUCCEEDED(sm->CheckSameOriginURI(info->referrer, aURI, false));
|
|
|
|
// If both the address of the document containing the hyperlink being
|
|
// audited and "ping URL" have the same origin or the document containing
|
|
// the hyperlink being audited was not retrieved over an encrypted
|
|
// connection, send a Ping-From header.
|
|
if (sameOrigin || !referrerIsSecure) {
|
|
nsAutoCString pingFrom;
|
|
if (NS_SUCCEEDED(info->referrer->GetSpec(pingFrom))) {
|
|
httpChan->SetRequestHeader(NS_LITERAL_CSTRING("Ping-From"), pingFrom,
|
|
false);
|
|
}
|
|
}
|
|
|
|
// If the document containing the hyperlink being audited was not retrieved
|
|
// over an encrypted connection and its address does not have the same
|
|
// origin as "ping URL", send a referrer.
|
|
if (!sameOrigin && !referrerIsSecure) {
|
|
httpChan->SetReferrerWithPolicy(info->referrer, info->referrerPolicy);
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIUploadChannel2> uploadChan = do_QueryInterface(httpChan);
|
|
if (!uploadChan) {
|
|
return;
|
|
}
|
|
|
|
NS_NAMED_LITERAL_CSTRING(uploadData, "PING");
|
|
|
|
nsCOMPtr<nsIInputStream> uploadStream;
|
|
NS_NewPostDataStream(getter_AddRefs(uploadStream), false, uploadData);
|
|
if (!uploadStream) {
|
|
return;
|
|
}
|
|
|
|
uploadChan->ExplicitSetUploadStream(uploadStream,
|
|
NS_LITERAL_CSTRING("text/ping"),
|
|
uploadData.Length(),
|
|
NS_LITERAL_CSTRING("POST"), false);
|
|
|
|
// The channel needs to have a loadgroup associated with it, so that we can
|
|
// cancel the channel and any redirected channels it may create.
|
|
nsCOMPtr<nsILoadGroup> loadGroup = do_CreateInstance(NS_LOADGROUP_CONTRACTID);
|
|
if (!loadGroup) {
|
|
return;
|
|
}
|
|
nsCOMPtr<nsIInterfaceRequestor> callbacks = do_QueryInterface(info->docShell);
|
|
loadGroup->SetNotificationCallbacks(callbacks);
|
|
chan->SetLoadGroup(loadGroup);
|
|
|
|
RefPtr<nsPingListener> pingListener = new nsPingListener();
|
|
chan->AsyncOpen2(pingListener);
|
|
|
|
// Even if AsyncOpen failed, we still count this as a successful ping. It's
|
|
// possible that AsyncOpen may have failed after triggering some background
|
|
// process that may have written something to the network.
|
|
info->numPings++;
|
|
|
|
// Prevent ping requests from stalling and never being garbage collected...
|
|
if (NS_FAILED(pingListener->StartTimeout())) {
|
|
// If we failed to setup the timer, then we should just cancel the channel
|
|
// because we won't be able to ensure that it goes away in a timely manner.
|
|
chan->Cancel(NS_ERROR_ABORT);
|
|
return;
|
|
}
|
|
// if the channel openend successfully, then make the pingListener hold
|
|
// a strong reference to the loadgroup which is released in ::OnStopRequest
|
|
pingListener->SetLoadGroup(loadGroup);
|
|
}
|
|
|
|
// Spec: http://whatwg.org/specs/web-apps/current-work/#ping
|
|
static void
|
|
DispatchPings(nsIDocShell* aDocShell,
|
|
nsIContent* aContent,
|
|
nsIURI* aTarget,
|
|
nsIURI* aReferrer,
|
|
uint32_t aReferrerPolicy)
|
|
{
|
|
SendPingInfo info;
|
|
|
|
if (!PingsEnabled(&info.maxPings, &info.requireSameHost)) {
|
|
return;
|
|
}
|
|
if (info.maxPings == 0) {
|
|
return;
|
|
}
|
|
|
|
info.numPings = 0;
|
|
info.target = aTarget;
|
|
info.referrer = aReferrer;
|
|
info.referrerPolicy = aReferrerPolicy;
|
|
info.docShell = aDocShell;
|
|
|
|
ForEachPing(aContent, SendPing, &info);
|
|
}
|
|
|
|
static nsDOMPerformanceNavigationType
|
|
ConvertLoadTypeToNavigationType(uint32_t aLoadType)
|
|
{
|
|
// Not initialized, assume it's normal load.
|
|
if (aLoadType == 0) {
|
|
aLoadType = LOAD_NORMAL;
|
|
}
|
|
|
|
auto result = dom::PerformanceNavigation::TYPE_RESERVED;
|
|
switch (aLoadType) {
|
|
case LOAD_NORMAL:
|
|
case LOAD_NORMAL_EXTERNAL:
|
|
case LOAD_NORMAL_BYPASS_CACHE:
|
|
case LOAD_NORMAL_BYPASS_PROXY:
|
|
case LOAD_NORMAL_BYPASS_PROXY_AND_CACHE:
|
|
case LOAD_NORMAL_REPLACE:
|
|
case LOAD_NORMAL_ALLOW_MIXED_CONTENT:
|
|
case LOAD_LINK:
|
|
case LOAD_STOP_CONTENT:
|
|
case LOAD_REPLACE_BYPASS_CACHE:
|
|
result = dom::PerformanceNavigation::TYPE_NAVIGATE;
|
|
break;
|
|
case LOAD_HISTORY:
|
|
result = dom::PerformanceNavigation::TYPE_BACK_FORWARD;
|
|
break;
|
|
case LOAD_RELOAD_NORMAL:
|
|
case LOAD_RELOAD_CHARSET_CHANGE:
|
|
case LOAD_RELOAD_BYPASS_CACHE:
|
|
case LOAD_RELOAD_BYPASS_PROXY:
|
|
case LOAD_RELOAD_BYPASS_PROXY_AND_CACHE:
|
|
case LOAD_RELOAD_ALLOW_MIXED_CONTENT:
|
|
result = dom::PerformanceNavigation::TYPE_RELOAD;
|
|
break;
|
|
case LOAD_STOP_CONTENT_AND_REPLACE:
|
|
case LOAD_REFRESH:
|
|
case LOAD_BYPASS_HISTORY:
|
|
case LOAD_ERROR_PAGE:
|
|
case LOAD_PUSHSTATE:
|
|
result = dom::PerformanceNavigation::TYPE_RESERVED;
|
|
break;
|
|
default:
|
|
// NS_NOTREACHED("Unexpected load type value");
|
|
result = dom::PerformanceNavigation::TYPE_RESERVED;
|
|
break;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static nsISHEntry* GetRootSHEntry(nsISHEntry* aEntry);
|
|
|
|
static void
|
|
IncreasePrivateDocShellCount()
|
|
{
|
|
gNumberOfPrivateDocShells++;
|
|
if (gNumberOfPrivateDocShells > 1 ||
|
|
!XRE_IsContentProcess()) {
|
|
return;
|
|
}
|
|
|
|
mozilla::dom::ContentChild* cc = mozilla::dom::ContentChild::GetSingleton();
|
|
cc->SendPrivateDocShellsExist(true);
|
|
}
|
|
|
|
static void
|
|
DecreasePrivateDocShellCount()
|
|
{
|
|
MOZ_ASSERT(gNumberOfPrivateDocShells > 0);
|
|
gNumberOfPrivateDocShells--;
|
|
if (!gNumberOfPrivateDocShells) {
|
|
if (XRE_IsContentProcess()) {
|
|
dom::ContentChild* cc = dom::ContentChild::GetSingleton();
|
|
cc->SendPrivateDocShellsExist(false);
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIObserverService> obsvc = services::GetObserverService();
|
|
if (obsvc) {
|
|
obsvc->NotifyObservers(nullptr, "last-pb-context-exited", nullptr);
|
|
}
|
|
}
|
|
}
|
|
|
|
static uint64_t gDocshellIDCounter = 0;
|
|
|
|
nsDocShell::nsDocShell()
|
|
: nsDocLoader()
|
|
, mDefaultScrollbarPref(Scrollbar_Auto, Scrollbar_Auto)
|
|
, mTreeOwner(nullptr)
|
|
, mChromeEventHandler(nullptr)
|
|
, mCharsetReloadState(eCharsetReloadInit)
|
|
, mChildOffset(0)
|
|
, mBusyFlags(BUSY_FLAGS_NONE)
|
|
, mAppType(nsIDocShell::APP_TYPE_UNKNOWN)
|
|
, mLoadType(0)
|
|
, mMarginWidth(-1)
|
|
, mMarginHeight(-1)
|
|
, mItemType(typeContent)
|
|
, mPreviousTransIndex(-1)
|
|
, mLoadedTransIndex(-1)
|
|
, mSandboxFlags(0)
|
|
, mFullscreenAllowed(CHECK_ATTRIBUTES)
|
|
, mOrientationLock(eScreenOrientation_None)
|
|
, mCreated(false)
|
|
, mAllowSubframes(true)
|
|
, mAllowPlugins(true)
|
|
, mAllowJavascript(true)
|
|
, mAllowMetaRedirects(true)
|
|
, mAllowImages(true)
|
|
, mAllowMedia(true)
|
|
, mAllowDNSPrefetch(true)
|
|
, mAllowWindowControl(true)
|
|
, mAllowContentRetargeting(true)
|
|
, mAllowContentRetargetingOnChildren(true)
|
|
, mCreatingDocument(false)
|
|
, mUseErrorPages(false)
|
|
, mObserveErrorPages(true)
|
|
, mAllowAuth(true)
|
|
, mAllowKeywordFixup(false)
|
|
, mIsOffScreenBrowser(false)
|
|
, mIsActive(true)
|
|
, mIsPrerendered(false)
|
|
, mIsAppTab(false)
|
|
, mUseGlobalHistory(false)
|
|
, mInPrivateBrowsing(false)
|
|
, mUseRemoteTabs(false)
|
|
, mDeviceSizeIsPageSize(false)
|
|
, mWindowDraggingAllowed(false)
|
|
, mInFrameSwap(false)
|
|
, mCanExecuteScripts(false)
|
|
, mFiredUnloadEvent(false)
|
|
, mEODForCurrentDocument(false)
|
|
, mURIResultedInDocument(false)
|
|
, mIsBeingDestroyed(false)
|
|
, mIsExecutingOnLoadHandler(false)
|
|
, mIsPrintingOrPP(false)
|
|
, mSavingOldViewer(false)
|
|
#ifdef DEBUG
|
|
, mInEnsureScriptEnv(false)
|
|
#endif
|
|
, mAffectPrivateSessionLifetime(true)
|
|
, mInvisible(false)
|
|
, mHasLoadedNonBlankURI(false)
|
|
, mDefaultLoadFlags(nsIRequest::LOAD_NORMAL)
|
|
, mBlankTiming(false)
|
|
, mFrameType(eFrameTypeRegular)
|
|
, mOwnOrContainingAppId(nsIScriptSecurityManager::UNKNOWN_APP_ID)
|
|
, mParentCharsetSource(0)
|
|
, mJSRunToCompletionDepth(0)
|
|
{
|
|
mHistoryID = ++gDocshellIDCounter;
|
|
if (gDocShellCount++ == 0) {
|
|
NS_ASSERTION(sURIFixup == nullptr,
|
|
"Huh, sURIFixup not null in first nsDocShell ctor!");
|
|
|
|
CallGetService(NS_URIFIXUP_CONTRACTID, &sURIFixup);
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
if (!gDocShellLog) {
|
|
gDocShellLog = PR_NewLogModule("nsDocShell");
|
|
}
|
|
#endif
|
|
if (!gDocShellLeakLog) {
|
|
gDocShellLeakLog = PR_NewLogModule("nsDocShellLeak");
|
|
}
|
|
if (gDocShellLeakLog) {
|
|
MOZ_LOG(gDocShellLeakLog, LogLevel::Debug, ("DOCSHELL %p created\n", this));
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
// We're counting the number of |nsDocShells| to help find leaks
|
|
++gNumberOfDocShells;
|
|
if (!PR_GetEnv("MOZ_QUIET")) {
|
|
printf_stderr("++DOCSHELL %p == %ld [pid = %d] [id = %llu]\n",
|
|
(void*)this,
|
|
gNumberOfDocShells,
|
|
getpid(),
|
|
AssertedCast<unsigned long long>(mHistoryID));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
nsDocShell::~nsDocShell()
|
|
{
|
|
MOZ_ASSERT(!mObserved);
|
|
|
|
// Avoid notifying observers while we're in the dtor.
|
|
mIsBeingDestroyed = true;
|
|
|
|
Destroy();
|
|
|
|
nsCOMPtr<nsISHistoryInternal> shPrivate(do_QueryInterface(mSessionHistory));
|
|
if (shPrivate) {
|
|
shPrivate->SetRootDocShell(nullptr);
|
|
}
|
|
|
|
if (--gDocShellCount == 0) {
|
|
NS_IF_RELEASE(sURIFixup);
|
|
}
|
|
|
|
if (gDocShellLeakLog) {
|
|
MOZ_LOG(gDocShellLeakLog, LogLevel::Debug, ("DOCSHELL %p destroyed\n", this));
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
// We're counting the number of |nsDocShells| to help find leaks
|
|
--gNumberOfDocShells;
|
|
if (!PR_GetEnv("MOZ_QUIET")) {
|
|
printf_stderr("--DOCSHELL %p == %ld [pid = %d] [id = %llu]\n",
|
|
(void*)this,
|
|
gNumberOfDocShells,
|
|
getpid(),
|
|
AssertedCast<unsigned long long>(mHistoryID));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::Init()
|
|
{
|
|
nsresult rv = nsDocLoader::Init();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
NS_ASSERTION(mLoadGroup, "Something went wrong!");
|
|
|
|
mContentListener = new nsDSURIContentListener(this);
|
|
NS_ENSURE_TRUE(mContentListener, NS_ERROR_OUT_OF_MEMORY);
|
|
|
|
rv = mContentListener->Init();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// We want to hold a strong ref to the loadgroup, so it better hold a weak
|
|
// ref to us... use an InterfaceRequestorProxy to do this.
|
|
nsCOMPtr<nsIInterfaceRequestor> proxy =
|
|
new InterfaceRequestorProxy(static_cast<nsIInterfaceRequestor*>(this));
|
|
NS_ENSURE_TRUE(proxy, NS_ERROR_OUT_OF_MEMORY);
|
|
mLoadGroup->SetNotificationCallbacks(proxy);
|
|
|
|
rv = nsDocLoader::AddDocLoaderAsChildOfRoot(this);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Add as |this| a progress listener to itself. A little weird, but
|
|
// simpler than reproducing all the listener-notification logic in
|
|
// overrides of the various methods via which nsDocLoader can be
|
|
// notified. Note that this holds an nsWeakPtr to ourselves, so it's ok.
|
|
return AddProgressListener(this, nsIWebProgress::NOTIFY_STATE_DOCUMENT |
|
|
nsIWebProgress::NOTIFY_STATE_NETWORK);
|
|
}
|
|
|
|
void
|
|
nsDocShell::DestroyChildren()
|
|
{
|
|
nsCOMPtr<nsIDocShellTreeItem> shell;
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
shell = do_QueryObject(iter.GetNext());
|
|
NS_ASSERTION(shell, "docshell has null child");
|
|
|
|
if (shell) {
|
|
shell->SetTreeOwner(nullptr);
|
|
}
|
|
}
|
|
|
|
nsDocLoader::DestroyChildren();
|
|
}
|
|
|
|
NS_IMPL_ADDREF_INHERITED(nsDocShell, nsDocLoader)
|
|
NS_IMPL_RELEASE_INHERITED(nsDocShell, nsDocLoader)
|
|
|
|
NS_INTERFACE_MAP_BEGIN(nsDocShell)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDocShell)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDocShellTreeItem)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWebNavigation)
|
|
NS_INTERFACE_MAP_ENTRY(nsIBaseWindow)
|
|
NS_INTERFACE_MAP_ENTRY(nsIScrollable)
|
|
NS_INTERFACE_MAP_ENTRY(nsITextScroll)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDocCharset)
|
|
NS_INTERFACE_MAP_ENTRY(nsIRefreshURI)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWebProgressListener)
|
|
NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
|
|
NS_INTERFACE_MAP_ENTRY(nsIContentViewerContainer)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWebPageDescriptor)
|
|
NS_INTERFACE_MAP_ENTRY(nsIAuthPromptProvider)
|
|
NS_INTERFACE_MAP_ENTRY(nsILoadContext)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWebShellServices)
|
|
NS_INTERFACE_MAP_ENTRY(nsILinkHandler)
|
|
NS_INTERFACE_MAP_ENTRY(nsIClipboardCommands)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMStorageManager)
|
|
NS_INTERFACE_MAP_ENTRY(nsINetworkInterceptController)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDeprecationWarner)
|
|
NS_INTERFACE_MAP_END_INHERITING(nsDocLoader)
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetInterface(const nsIID& aIID, void** aSink)
|
|
{
|
|
NS_PRECONDITION(aSink, "null out param");
|
|
|
|
*aSink = nullptr;
|
|
|
|
if (aIID.Equals(NS_GET_IID(nsICommandManager))) {
|
|
NS_ENSURE_SUCCESS(EnsureCommandHandler(), NS_ERROR_FAILURE);
|
|
*aSink = mCommandManager;
|
|
} else if (aIID.Equals(NS_GET_IID(nsIURIContentListener))) {
|
|
*aSink = mContentListener;
|
|
} else if ((aIID.Equals(NS_GET_IID(nsIScriptGlobalObject)) ||
|
|
aIID.Equals(NS_GET_IID(nsIGlobalObject)) ||
|
|
aIID.Equals(NS_GET_IID(nsPIDOMWindow)) ||
|
|
aIID.Equals(NS_GET_IID(nsIDOMWindow)) ||
|
|
aIID.Equals(NS_GET_IID(nsIDOMWindowInternal))) &&
|
|
NS_SUCCEEDED(EnsureScriptEnvironment())) {
|
|
return mScriptGlobal->QueryInterface(aIID, aSink);
|
|
} else if (aIID.Equals(NS_GET_IID(nsIDOMDocument)) &&
|
|
NS_SUCCEEDED(EnsureContentViewer())) {
|
|
mContentViewer->GetDOMDocument((nsIDOMDocument**)aSink);
|
|
return *aSink ? NS_OK : NS_NOINTERFACE;
|
|
} else if (aIID.Equals(NS_GET_IID(nsIDocument)) &&
|
|
NS_SUCCEEDED(EnsureContentViewer())) {
|
|
nsCOMPtr<nsIDocument> doc = mContentViewer->GetDocument();
|
|
doc.forget(aSink);
|
|
return *aSink ? NS_OK : NS_NOINTERFACE;
|
|
} else if (aIID.Equals(NS_GET_IID(nsIApplicationCacheContainer))) {
|
|
*aSink = nullptr;
|
|
|
|
// Return application cache associated with this docshell, if any
|
|
|
|
nsCOMPtr<nsIContentViewer> contentViewer;
|
|
GetContentViewer(getter_AddRefs(contentViewer));
|
|
if (!contentViewer) {
|
|
return NS_ERROR_NO_INTERFACE;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMDocument> domDoc;
|
|
contentViewer->GetDOMDocument(getter_AddRefs(domDoc));
|
|
NS_ASSERTION(domDoc, "Should have a document.");
|
|
if (!domDoc) {
|
|
return NS_ERROR_NO_INTERFACE;
|
|
}
|
|
|
|
#if defined(DEBUG)
|
|
MOZ_LOG(gDocShellLog, LogLevel::Debug,
|
|
("nsDocShell[%p]: returning app cache container %p",
|
|
this, domDoc.get()));
|
|
#endif
|
|
return domDoc->QueryInterface(aIID, aSink);
|
|
} else if (aIID.Equals(NS_GET_IID(nsIPrompt)) &&
|
|
NS_SUCCEEDED(EnsureScriptEnvironment())) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsIWindowWatcher> wwatch =
|
|
do_GetService(NS_WINDOWWATCHER_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Get the an auth prompter for our window so that the parenting
|
|
// of the dialogs works as it should when using tabs.
|
|
nsIPrompt* prompt;
|
|
rv = wwatch->GetNewPrompter(mScriptGlobal, &prompt);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
*aSink = prompt;
|
|
return NS_OK;
|
|
} else if (aIID.Equals(NS_GET_IID(nsIAuthPrompt)) ||
|
|
aIID.Equals(NS_GET_IID(nsIAuthPrompt2))) {
|
|
return NS_SUCCEEDED(GetAuthPrompt(PROMPT_NORMAL, aIID, aSink)) ?
|
|
NS_OK : NS_NOINTERFACE;
|
|
} else if (aIID.Equals(NS_GET_IID(nsISHistory))) {
|
|
nsCOMPtr<nsISHistory> shistory;
|
|
nsresult rv = GetSessionHistory(getter_AddRefs(shistory));
|
|
if (NS_SUCCEEDED(rv) && shistory) {
|
|
shistory.forget(aSink);
|
|
return NS_OK;
|
|
}
|
|
return NS_NOINTERFACE;
|
|
} else if (aIID.Equals(NS_GET_IID(nsIWebBrowserFind))) {
|
|
nsresult rv = EnsureFind();
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
*aSink = mFind;
|
|
NS_ADDREF((nsISupports*)*aSink);
|
|
return NS_OK;
|
|
} else if (aIID.Equals(NS_GET_IID(nsIEditingSession)) &&
|
|
NS_SUCCEEDED(EnsureEditorData())) {
|
|
nsCOMPtr<nsIEditingSession> editingSession;
|
|
mEditorData->GetEditingSession(getter_AddRefs(editingSession));
|
|
if (editingSession) {
|
|
editingSession.forget(aSink);
|
|
return NS_OK;
|
|
}
|
|
|
|
return NS_NOINTERFACE;
|
|
} else if (aIID.Equals(NS_GET_IID(nsIClipboardDragDropHookList)) &&
|
|
NS_SUCCEEDED(EnsureTransferableHookData())) {
|
|
*aSink = mTransferableHookData;
|
|
NS_ADDREF((nsISupports*)*aSink);
|
|
return NS_OK;
|
|
} else if (aIID.Equals(NS_GET_IID(nsISelectionDisplay))) {
|
|
nsIPresShell* shell = GetPresShell();
|
|
if (shell) {
|
|
return shell->QueryInterface(aIID, aSink);
|
|
}
|
|
} else if (aIID.Equals(NS_GET_IID(nsIDocShellTreeOwner))) {
|
|
nsCOMPtr<nsIDocShellTreeOwner> treeOwner;
|
|
nsresult rv = GetTreeOwner(getter_AddRefs(treeOwner));
|
|
if (NS_SUCCEEDED(rv) && treeOwner) {
|
|
return treeOwner->QueryInterface(aIID, aSink);
|
|
}
|
|
} else if (aIID.Equals(NS_GET_IID(nsITabChild))) {
|
|
nsCOMPtr<nsIDocShellTreeOwner> treeOwner;
|
|
nsresult rv = GetTreeOwner(getter_AddRefs(treeOwner));
|
|
if (NS_SUCCEEDED(rv) && treeOwner) {
|
|
nsCOMPtr<nsIInterfaceRequestor> ir = do_QueryInterface(treeOwner);
|
|
if (ir) {
|
|
return ir->GetInterface(aIID, aSink);
|
|
}
|
|
}
|
|
} else if (aIID.Equals(NS_GET_IID(nsIContentFrameMessageManager))) {
|
|
nsCOMPtr<nsITabChild> tabChild =
|
|
do_GetInterface(static_cast<nsIDocShell*>(this));
|
|
nsCOMPtr<nsIContentFrameMessageManager> mm;
|
|
if (tabChild) {
|
|
tabChild->GetMessageManager(getter_AddRefs(mm));
|
|
} else {
|
|
nsCOMPtr<nsPIDOMWindow> win = GetWindow();
|
|
if (win) {
|
|
mm = do_QueryInterface(win->GetParentTarget());
|
|
}
|
|
}
|
|
*aSink = mm.get();
|
|
} else {
|
|
return nsDocLoader::GetInterface(aIID, aSink);
|
|
}
|
|
|
|
NS_IF_ADDREF(((nsISupports*)*aSink));
|
|
return *aSink ? NS_OK : NS_NOINTERFACE;
|
|
}
|
|
|
|
uint32_t
|
|
nsDocShell::ConvertDocShellLoadInfoToLoadType(
|
|
nsDocShellInfoLoadType aDocShellLoadType)
|
|
{
|
|
uint32_t loadType = LOAD_NORMAL;
|
|
|
|
switch (aDocShellLoadType) {
|
|
case nsIDocShellLoadInfo::loadNormal:
|
|
loadType = LOAD_NORMAL;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadNormalReplace:
|
|
loadType = LOAD_NORMAL_REPLACE;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadNormalExternal:
|
|
loadType = LOAD_NORMAL_EXTERNAL;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadHistory:
|
|
loadType = LOAD_HISTORY;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadNormalBypassCache:
|
|
loadType = LOAD_NORMAL_BYPASS_CACHE;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadNormalBypassProxy:
|
|
loadType = LOAD_NORMAL_BYPASS_PROXY;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadNormalBypassProxyAndCache:
|
|
loadType = LOAD_NORMAL_BYPASS_PROXY_AND_CACHE;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadNormalAllowMixedContent:
|
|
loadType = LOAD_NORMAL_ALLOW_MIXED_CONTENT;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadReloadNormal:
|
|
loadType = LOAD_RELOAD_NORMAL;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadReloadCharsetChange:
|
|
loadType = LOAD_RELOAD_CHARSET_CHANGE;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadReloadBypassCache:
|
|
loadType = LOAD_RELOAD_BYPASS_CACHE;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadReloadBypassProxy:
|
|
loadType = LOAD_RELOAD_BYPASS_PROXY;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadReloadBypassProxyAndCache:
|
|
loadType = LOAD_RELOAD_BYPASS_PROXY_AND_CACHE;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadLink:
|
|
loadType = LOAD_LINK;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadRefresh:
|
|
loadType = LOAD_REFRESH;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadBypassHistory:
|
|
loadType = LOAD_BYPASS_HISTORY;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadStopContent:
|
|
loadType = LOAD_STOP_CONTENT;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadStopContentAndReplace:
|
|
loadType = LOAD_STOP_CONTENT_AND_REPLACE;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadPushState:
|
|
loadType = LOAD_PUSHSTATE;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadReplaceBypassCache:
|
|
loadType = LOAD_REPLACE_BYPASS_CACHE;
|
|
break;
|
|
case nsIDocShellLoadInfo::loadReloadMixedContent:
|
|
loadType = LOAD_RELOAD_ALLOW_MIXED_CONTENT;
|
|
break;
|
|
default:
|
|
NS_NOTREACHED("Unexpected nsDocShellInfoLoadType value");
|
|
}
|
|
|
|
return loadType;
|
|
}
|
|
|
|
nsDocShellInfoLoadType
|
|
nsDocShell::ConvertLoadTypeToDocShellLoadInfo(uint32_t aLoadType)
|
|
{
|
|
nsDocShellInfoLoadType docShellLoadType = nsIDocShellLoadInfo::loadNormal;
|
|
switch (aLoadType) {
|
|
case LOAD_NORMAL:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadNormal;
|
|
break;
|
|
case LOAD_NORMAL_REPLACE:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadNormalReplace;
|
|
break;
|
|
case LOAD_NORMAL_EXTERNAL:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadNormalExternal;
|
|
break;
|
|
case LOAD_NORMAL_BYPASS_CACHE:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadNormalBypassCache;
|
|
break;
|
|
case LOAD_NORMAL_BYPASS_PROXY:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadNormalBypassProxy;
|
|
break;
|
|
case LOAD_NORMAL_BYPASS_PROXY_AND_CACHE:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadNormalBypassProxyAndCache;
|
|
break;
|
|
case LOAD_NORMAL_ALLOW_MIXED_CONTENT:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadNormalAllowMixedContent;
|
|
break;
|
|
case LOAD_HISTORY:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadHistory;
|
|
break;
|
|
case LOAD_RELOAD_NORMAL:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadReloadNormal;
|
|
break;
|
|
case LOAD_RELOAD_CHARSET_CHANGE:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadReloadCharsetChange;
|
|
break;
|
|
case LOAD_RELOAD_BYPASS_CACHE:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadReloadBypassCache;
|
|
break;
|
|
case LOAD_RELOAD_BYPASS_PROXY:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadReloadBypassProxy;
|
|
break;
|
|
case LOAD_RELOAD_BYPASS_PROXY_AND_CACHE:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadReloadBypassProxyAndCache;
|
|
break;
|
|
case LOAD_LINK:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadLink;
|
|
break;
|
|
case LOAD_REFRESH:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadRefresh;
|
|
break;
|
|
case LOAD_BYPASS_HISTORY:
|
|
case LOAD_ERROR_PAGE:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadBypassHistory;
|
|
break;
|
|
case LOAD_STOP_CONTENT:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadStopContent;
|
|
break;
|
|
case LOAD_STOP_CONTENT_AND_REPLACE:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadStopContentAndReplace;
|
|
break;
|
|
case LOAD_PUSHSTATE:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadPushState;
|
|
break;
|
|
case LOAD_REPLACE_BYPASS_CACHE:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadReplaceBypassCache;
|
|
break;
|
|
case LOAD_RELOAD_ALLOW_MIXED_CONTENT:
|
|
docShellLoadType = nsIDocShellLoadInfo::loadReloadMixedContent;
|
|
break;
|
|
default:
|
|
NS_NOTREACHED("Unexpected load type value");
|
|
}
|
|
|
|
return docShellLoadType;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::LoadURI(nsIURI* aURI,
|
|
nsIDocShellLoadInfo* aLoadInfo,
|
|
uint32_t aLoadFlags,
|
|
bool aFirstParty)
|
|
{
|
|
NS_PRECONDITION(aLoadInfo || (aLoadFlags & EXTRA_LOAD_FLAGS) == 0,
|
|
"Unexpected flags");
|
|
NS_PRECONDITION((aLoadFlags & 0xf) == 0, "Should not have these flags set");
|
|
|
|
// Note: we allow loads to get through here even if mFiredUnloadEvent is
|
|
// true; that case will get handled in LoadInternal or LoadHistoryEntry,
|
|
// so we pass false as the second parameter to IsNavigationAllowed.
|
|
// However, we don't allow the page to change location *in the middle of*
|
|
// firing beforeunload, so we do need to check if *beforeunload* is currently
|
|
// firing, so we call IsNavigationAllowed rather than just IsPrintingOrPP.
|
|
if (!IsNavigationAllowed(true, false)) {
|
|
return NS_OK; // JS may not handle returning of an error code
|
|
}
|
|
|
|
if (DoAppRedirectIfNeeded(aURI, aLoadInfo, aFirstParty)) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> referrer;
|
|
nsCOMPtr<nsIURI> originalURI;
|
|
bool loadReplace = false;
|
|
nsCOMPtr<nsIInputStream> postStream;
|
|
nsCOMPtr<nsIInputStream> headersStream;
|
|
nsCOMPtr<nsISupports> owner;
|
|
bool inheritOwner = false;
|
|
bool ownerIsExplicit = false;
|
|
bool sendReferrer = true;
|
|
uint32_t referrerPolicy = mozilla::net::RP_Default;
|
|
bool isSrcdoc = false;
|
|
nsCOMPtr<nsISHEntry> shEntry;
|
|
nsXPIDLString target;
|
|
nsAutoString srcdoc;
|
|
nsCOMPtr<nsIDocShell> sourceDocShell;
|
|
nsCOMPtr<nsIURI> baseURI;
|
|
|
|
uint32_t loadType = MAKE_LOAD_TYPE(LOAD_NORMAL, aLoadFlags);
|
|
|
|
NS_ENSURE_ARG(aURI);
|
|
|
|
if (!StartupTimeline::HasRecord(StartupTimeline::FIRST_LOAD_URI) &&
|
|
mItemType == typeContent && !NS_IsAboutBlank(aURI)) {
|
|
StartupTimeline::RecordOnce(StartupTimeline::FIRST_LOAD_URI);
|
|
}
|
|
|
|
// Extract the info from the DocShellLoadInfo struct...
|
|
if (aLoadInfo) {
|
|
aLoadInfo->GetReferrer(getter_AddRefs(referrer));
|
|
aLoadInfo->GetOriginalURI(getter_AddRefs(originalURI));
|
|
aLoadInfo->GetLoadReplace(&loadReplace);
|
|
nsDocShellInfoLoadType lt = nsIDocShellLoadInfo::loadNormal;
|
|
aLoadInfo->GetLoadType(<);
|
|
// Get the appropriate loadType from nsIDocShellLoadInfo type
|
|
loadType = ConvertDocShellLoadInfoToLoadType(lt);
|
|
|
|
aLoadInfo->GetOwner(getter_AddRefs(owner));
|
|
aLoadInfo->GetInheritOwner(&inheritOwner);
|
|
aLoadInfo->GetOwnerIsExplicit(&ownerIsExplicit);
|
|
aLoadInfo->GetSHEntry(getter_AddRefs(shEntry));
|
|
aLoadInfo->GetTarget(getter_Copies(target));
|
|
aLoadInfo->GetPostDataStream(getter_AddRefs(postStream));
|
|
aLoadInfo->GetHeadersStream(getter_AddRefs(headersStream));
|
|
aLoadInfo->GetSendReferrer(&sendReferrer);
|
|
aLoadInfo->GetReferrerPolicy(&referrerPolicy);
|
|
aLoadInfo->GetIsSrcdocLoad(&isSrcdoc);
|
|
aLoadInfo->GetSrcdocData(srcdoc);
|
|
aLoadInfo->GetSourceDocShell(getter_AddRefs(sourceDocShell));
|
|
aLoadInfo->GetBaseURI(getter_AddRefs(baseURI));
|
|
}
|
|
|
|
#if defined(DEBUG)
|
|
if (MOZ_LOG_TEST(gDocShellLog, LogLevel::Debug)) {
|
|
nsAutoCString uristr;
|
|
aURI->GetAsciiSpec(uristr);
|
|
MOZ_LOG(gDocShellLog, LogLevel::Debug,
|
|
("nsDocShell[%p]: loading %s with flags 0x%08x",
|
|
this, uristr.get(), aLoadFlags));
|
|
}
|
|
#endif
|
|
|
|
if (!shEntry &&
|
|
!LOAD_TYPE_HAS_FLAGS(loadType, LOAD_FLAGS_REPLACE_HISTORY)) {
|
|
// First verify if this is a subframe.
|
|
nsCOMPtr<nsIDocShellTreeItem> parentAsItem;
|
|
GetSameTypeParent(getter_AddRefs(parentAsItem));
|
|
nsCOMPtr<nsIDocShell> parentDS(do_QueryInterface(parentAsItem));
|
|
uint32_t parentLoadType;
|
|
|
|
if (parentDS && parentDS != static_cast<nsIDocShell*>(this)) {
|
|
/* OK. It is a subframe. Checkout the
|
|
* parent's loadtype. If the parent was loaded thro' a history
|
|
* mechanism, then get the SH entry for the child from the parent.
|
|
* This is done to restore frameset navigation while going back/forward.
|
|
* If the parent was loaded through any other loadType, set the
|
|
* child's loadType too accordingly, so that session history does not
|
|
* get confused.
|
|
*/
|
|
|
|
// Get the parent's load type
|
|
parentDS->GetLoadType(&parentLoadType);
|
|
|
|
// Get the ShEntry for the child from the parent
|
|
nsCOMPtr<nsISHEntry> currentSH;
|
|
bool oshe = false;
|
|
parentDS->GetCurrentSHEntry(getter_AddRefs(currentSH), &oshe);
|
|
bool dynamicallyAddedChild = mDynamicallyCreated;
|
|
if (!dynamicallyAddedChild && !oshe && currentSH) {
|
|
currentSH->HasDynamicallyAddedChild(&dynamicallyAddedChild);
|
|
}
|
|
if (!dynamicallyAddedChild) {
|
|
// Only use the old SHEntry, if we're sure enough that
|
|
// it wasn't originally for some other frame.
|
|
parentDS->GetChildSHEntry(mChildOffset, getter_AddRefs(shEntry));
|
|
}
|
|
|
|
// Make some decisions on the child frame's loadType based on the
|
|
// parent's loadType.
|
|
if (!mCurrentURI) {
|
|
// This is a newly created frame. Check for exception cases first.
|
|
// By default the subframe will inherit the parent's loadType.
|
|
if (shEntry && (parentLoadType == LOAD_NORMAL ||
|
|
parentLoadType == LOAD_LINK ||
|
|
parentLoadType == LOAD_NORMAL_EXTERNAL)) {
|
|
// The parent was loaded normally. In this case, this *brand new*
|
|
// child really shouldn't have a SHEntry. If it does, it could be
|
|
// because the parent is replacing an existing frame with a new frame,
|
|
// in the onLoadHandler. We don't want this url to get into session
|
|
// history. Clear off shEntry, and set load type to
|
|
// LOAD_BYPASS_HISTORY.
|
|
bool inOnLoadHandler = false;
|
|
parentDS->GetIsExecutingOnLoadHandler(&inOnLoadHandler);
|
|
if (inOnLoadHandler) {
|
|
loadType = LOAD_NORMAL_REPLACE;
|
|
shEntry = nullptr;
|
|
}
|
|
} else if (parentLoadType == LOAD_REFRESH) {
|
|
// Clear shEntry. For refresh loads, we have to load
|
|
// what comes thro' the pipe, not what's in history.
|
|
shEntry = nullptr;
|
|
} else if ((parentLoadType == LOAD_BYPASS_HISTORY) ||
|
|
(shEntry &&
|
|
((parentLoadType & LOAD_CMD_HISTORY) ||
|
|
(parentLoadType == LOAD_RELOAD_NORMAL) ||
|
|
(parentLoadType == LOAD_RELOAD_CHARSET_CHANGE)))) {
|
|
// If the parent url, bypassed history or was loaded from
|
|
// history, pass on the parent's loadType to the new child
|
|
// frame too, so that the child frame will also
|
|
// avoid getting into history.
|
|
loadType = parentLoadType;
|
|
} else if (parentLoadType == LOAD_ERROR_PAGE) {
|
|
// If the parent document is an error page, we don't
|
|
// want to update global/session history. However,
|
|
// this child frame is not an error page.
|
|
loadType = LOAD_BYPASS_HISTORY;
|
|
} else if ((parentLoadType == LOAD_RELOAD_BYPASS_CACHE) ||
|
|
(parentLoadType == LOAD_RELOAD_BYPASS_PROXY) ||
|
|
(parentLoadType == LOAD_RELOAD_BYPASS_PROXY_AND_CACHE)) {
|
|
// the new frame should inherit the parent's load type so that it also
|
|
// bypasses the cache and/or proxy
|
|
loadType = parentLoadType;
|
|
}
|
|
} else {
|
|
// This is a pre-existing subframe. If the load was not originally
|
|
// initiated by session history, (if (!shEntry) condition succeeded) and
|
|
// mCurrentURI is not null, it is possible that a parent's onLoadHandler
|
|
// or even self's onLoadHandler is loading a new page in this child.
|
|
// Check parent's and self's busy flag and if it is set, we don't want
|
|
// this onLoadHandler load to get in to session history.
|
|
uint32_t parentBusy = BUSY_FLAGS_NONE;
|
|
uint32_t selfBusy = BUSY_FLAGS_NONE;
|
|
parentDS->GetBusyFlags(&parentBusy);
|
|
GetBusyFlags(&selfBusy);
|
|
if (parentBusy & BUSY_FLAGS_BUSY ||
|
|
selfBusy & BUSY_FLAGS_BUSY) {
|
|
loadType = LOAD_NORMAL_REPLACE;
|
|
shEntry = nullptr;
|
|
}
|
|
}
|
|
} // parentDS
|
|
else {
|
|
// This is the root docshell. If we got here while
|
|
// executing an onLoad Handler,this load will not go
|
|
// into session history.
|
|
bool inOnLoadHandler = false;
|
|
GetIsExecutingOnLoadHandler(&inOnLoadHandler);
|
|
if (inOnLoadHandler) {
|
|
loadType = LOAD_NORMAL_REPLACE;
|
|
}
|
|
}
|
|
} // !shEntry
|
|
|
|
if (shEntry) {
|
|
#ifdef DEBUG
|
|
MOZ_LOG(gDocShellLog, LogLevel::Debug,
|
|
("nsDocShell[%p]: loading from session history", this));
|
|
#endif
|
|
|
|
return LoadHistoryEntry(shEntry, loadType);
|
|
}
|
|
|
|
// On history navigation via Back/Forward buttons, don't execute
|
|
// automatic JavaScript redirection such as |location.href = ...| or
|
|
// |window.open()|
|
|
//
|
|
// LOAD_NORMAL: window.open(...) etc.
|
|
// LOAD_STOP_CONTENT: location.href = ..., location.assign(...)
|
|
if ((loadType == LOAD_NORMAL || loadType == LOAD_STOP_CONTENT) &&
|
|
ShouldBlockLoadingForBackButton()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Perform the load...
|
|
|
|
// We need an owner (a referring principal).
|
|
//
|
|
// If ownerIsExplicit is not set there are 4 possibilities:
|
|
// (1) If the system principal or an expanded principal was passed
|
|
// in and we're a typeContent docshell, inherit the principal
|
|
// from the current document instead.
|
|
// (2) In all other cases when the principal passed in is not null,
|
|
// use that principal.
|
|
// (3) If the caller has allowed inheriting from the current document,
|
|
// or if we're being called from system code (eg chrome JS or pure
|
|
// C++) then inheritOwner should be true and InternalLoad will get
|
|
// an owner from the current document. If none of these things are
|
|
// true, then
|
|
// (4) we pass a null owner into the channel, and an owner will be
|
|
// created later from the channel's internal data.
|
|
//
|
|
// If ownerIsExplicit *is* set, there are 4 possibilities
|
|
// (1) If the system principal or an expanded principal was passed in
|
|
// and we're a typeContent docshell, return an error.
|
|
// (2) In all other cases when the principal passed in is not null,
|
|
// use that principal.
|
|
// (3) If the caller has allowed inheriting from the current document,
|
|
// then inheritOwner should be true and InternalLoad will get an owner
|
|
// from the current document. If none of these things are true, then
|
|
// (4) we pass a null owner into the channel, and an owner will be
|
|
// created later from the channel's internal data.
|
|
//
|
|
// NOTE: This all only works because the only thing the owner is used
|
|
// for in InternalLoad is data:, javascript:, and about:blank
|
|
// URIs. For other URIs this would all be dead wrong!
|
|
|
|
if (owner && mItemType != typeChrome) {
|
|
nsCOMPtr<nsIPrincipal> ownerPrincipal = do_QueryInterface(owner);
|
|
if (nsContentUtils::IsSystemPrincipal(ownerPrincipal)) {
|
|
if (ownerIsExplicit) {
|
|
return NS_ERROR_DOM_SECURITY_ERR;
|
|
}
|
|
owner = nullptr;
|
|
inheritOwner = true;
|
|
} else if (nsContentUtils::IsExpandedPrincipal(ownerPrincipal)) {
|
|
if (ownerIsExplicit) {
|
|
return NS_ERROR_DOM_SECURITY_ERR;
|
|
}
|
|
// Don't inherit from the current page. Just do the safe thing
|
|
// and pretend that we were loaded by a nullprincipal.
|
|
owner = nsNullPrincipal::Create();
|
|
inheritOwner = false;
|
|
}
|
|
}
|
|
if (!owner && !inheritOwner && !ownerIsExplicit) {
|
|
// See if there's system or chrome JS code running
|
|
inheritOwner = nsContentUtils::LegacyIsCallerChromeOrNativeCode();
|
|
}
|
|
|
|
if (aLoadFlags & LOAD_FLAGS_DISALLOW_INHERIT_OWNER) {
|
|
inheritOwner = false;
|
|
owner = nsNullPrincipal::Create();
|
|
}
|
|
|
|
uint32_t flags = 0;
|
|
|
|
if (inheritOwner) {
|
|
flags |= INTERNAL_LOAD_FLAGS_INHERIT_OWNER;
|
|
}
|
|
|
|
if (!sendReferrer) {
|
|
flags |= INTERNAL_LOAD_FLAGS_DONT_SEND_REFERRER;
|
|
}
|
|
|
|
if (aLoadFlags & LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP) {
|
|
flags |= INTERNAL_LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP;
|
|
}
|
|
|
|
if (aLoadFlags & LOAD_FLAGS_FIRST_LOAD) {
|
|
flags |= INTERNAL_LOAD_FLAGS_FIRST_LOAD;
|
|
}
|
|
|
|
if (aLoadFlags & LOAD_FLAGS_BYPASS_CLASSIFIER) {
|
|
flags |= INTERNAL_LOAD_FLAGS_BYPASS_CLASSIFIER;
|
|
}
|
|
|
|
if (aLoadFlags & LOAD_FLAGS_FORCE_ALLOW_COOKIES) {
|
|
flags |= INTERNAL_LOAD_FLAGS_FORCE_ALLOW_COOKIES;
|
|
}
|
|
|
|
if (isSrcdoc) {
|
|
flags |= INTERNAL_LOAD_FLAGS_IS_SRCDOC;
|
|
}
|
|
|
|
return InternalLoad(aURI,
|
|
originalURI,
|
|
loadReplace,
|
|
referrer,
|
|
referrerPolicy,
|
|
owner,
|
|
flags,
|
|
target.get(),
|
|
nullptr, // No type hint
|
|
NullString(), // No forced download
|
|
postStream,
|
|
headersStream,
|
|
loadType,
|
|
nullptr, // No SHEntry
|
|
aFirstParty,
|
|
srcdoc,
|
|
sourceDocShell,
|
|
baseURI,
|
|
nullptr, // No nsIDocShell
|
|
nullptr); // No nsIRequest
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::LoadStream(nsIInputStream* aStream, nsIURI* aURI,
|
|
const nsACString& aContentType,
|
|
const nsACString& aContentCharset,
|
|
nsIDocShellLoadInfo* aLoadInfo)
|
|
{
|
|
NS_ENSURE_ARG(aStream);
|
|
|
|
mAllowKeywordFixup = false;
|
|
|
|
// if the caller doesn't pass in a URI we need to create a dummy URI. necko
|
|
// currently requires a URI in various places during the load. Some consumers
|
|
// do as well.
|
|
nsCOMPtr<nsIURI> uri = aURI;
|
|
if (!uri) {
|
|
// HACK ALERT
|
|
nsresult rv = NS_OK;
|
|
uri = do_CreateInstance(NS_SIMPLEURI_CONTRACTID, &rv);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
// Make sure that the URI spec "looks" like a protocol and path...
|
|
// For now, just use a bogus protocol called "internal"
|
|
rv = uri->SetSpec(NS_LITERAL_CSTRING("internal:load-stream"));
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
uint32_t loadType = LOAD_NORMAL;
|
|
nsCOMPtr<nsIPrincipal> requestingPrincipal;
|
|
if (aLoadInfo) {
|
|
nsDocShellInfoLoadType lt = nsIDocShellLoadInfo::loadNormal;
|
|
(void)aLoadInfo->GetLoadType(<);
|
|
// Get the appropriate LoadType from nsIDocShellLoadInfo type
|
|
loadType = ConvertDocShellLoadInfoToLoadType(lt);
|
|
|
|
nsCOMPtr<nsISupports> owner;
|
|
aLoadInfo->GetOwner(getter_AddRefs(owner));
|
|
requestingPrincipal = do_QueryInterface(owner);
|
|
}
|
|
|
|
NS_ENSURE_SUCCESS(Stop(nsIWebNavigation::STOP_NETWORK), NS_ERROR_FAILURE);
|
|
|
|
mLoadType = loadType;
|
|
|
|
if (!requestingPrincipal) {
|
|
requestingPrincipal = nsContentUtils::GetSystemPrincipal();
|
|
}
|
|
|
|
// build up a channel for this stream.
|
|
nsCOMPtr<nsIChannel> channel;
|
|
nsresult rv = NS_NewInputStreamChannel(getter_AddRefs(channel),
|
|
uri,
|
|
aStream,
|
|
requestingPrincipal,
|
|
nsILoadInfo::SEC_NORMAL,
|
|
nsIContentPolicy::TYPE_OTHER,
|
|
aContentType,
|
|
aContentCharset);
|
|
NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsIURILoader> uriLoader(do_GetService(NS_URI_LOADER_CONTRACTID));
|
|
NS_ENSURE_TRUE(uriLoader, NS_ERROR_FAILURE);
|
|
|
|
NS_ENSURE_SUCCESS(DoChannelLoad(channel, uriLoader, false),
|
|
NS_ERROR_FAILURE);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CreateLoadInfo(nsIDocShellLoadInfo** aLoadInfo)
|
|
{
|
|
nsDocShellLoadInfo* loadInfo = new nsDocShellLoadInfo();
|
|
NS_ENSURE_TRUE(loadInfo, NS_ERROR_OUT_OF_MEMORY);
|
|
nsCOMPtr<nsIDocShellLoadInfo> localRef(loadInfo);
|
|
|
|
localRef.forget(aLoadInfo);
|
|
return NS_OK;
|
|
}
|
|
|
|
/*
|
|
* Reset state to a new content model within the current document and the
|
|
* document viewer. Called by the document before initiating an out of band
|
|
* document.write().
|
|
*/
|
|
NS_IMETHODIMP
|
|
nsDocShell::PrepareForNewContentModel()
|
|
{
|
|
mEODForCurrentDocument = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::FirePageHideNotification(bool aIsUnload)
|
|
{
|
|
if (mContentViewer && !mFiredUnloadEvent) {
|
|
// Keep an explicit reference since calling PageHide could release
|
|
// mContentViewer
|
|
nsCOMPtr<nsIContentViewer> kungFuDeathGrip(mContentViewer);
|
|
mFiredUnloadEvent = true;
|
|
|
|
if (mTiming) {
|
|
mTiming->NotifyUnloadEventStart();
|
|
}
|
|
|
|
kungFuDeathGrip->PageHide(aIsUnload);
|
|
|
|
if (mTiming) {
|
|
mTiming->NotifyUnloadEventEnd();
|
|
}
|
|
|
|
nsAutoTArray<nsCOMPtr<nsIDocShell>, 8> kids;
|
|
uint32_t n = mChildList.Length();
|
|
kids.SetCapacity(n);
|
|
for (uint32_t i = 0; i < n; i++) {
|
|
kids.AppendElement(do_QueryInterface(ChildAt(i)));
|
|
}
|
|
|
|
n = kids.Length();
|
|
for (uint32_t i = 0; i < n; ++i) {
|
|
if (kids[i]) {
|
|
kids[i]->FirePageHideNotification(aIsUnload);
|
|
}
|
|
}
|
|
// Now make sure our editor, if any, is detached before we go
|
|
// any farther.
|
|
DetachEditorFromWindow();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsDocShell::MaybeInitTiming()
|
|
{
|
|
if (mTiming && !mBlankTiming) {
|
|
return;
|
|
}
|
|
|
|
if (mScriptGlobal && mBlankTiming) {
|
|
nsPIDOMWindow* innerWin = mScriptGlobal->GetCurrentInnerWindow();
|
|
if (innerWin && innerWin->GetPerformance()) {
|
|
mTiming = innerWin->GetPerformance()->GetDOMTiming();
|
|
mBlankTiming = false;
|
|
}
|
|
}
|
|
|
|
if (!mTiming) {
|
|
mTiming = new nsDOMNavigationTiming();
|
|
}
|
|
|
|
mTiming->NotifyNavigationStart();
|
|
}
|
|
|
|
//
|
|
// Bug 13871: Prevent frameset spoofing
|
|
//
|
|
// This routine answers: 'Is origin's document from same domain as
|
|
// target's document?'
|
|
//
|
|
// file: uris are considered the same domain for the purpose of
|
|
// frame navigation regardless of script accessibility (bug 420425)
|
|
//
|
|
/* static */ bool
|
|
nsDocShell::ValidateOrigin(nsIDocShellTreeItem* aOriginTreeItem,
|
|
nsIDocShellTreeItem* aTargetTreeItem)
|
|
{
|
|
// We want to bypass this check for chrome callers, but only if there's
|
|
// JS on the stack. System callers still need to do it.
|
|
if (nsContentUtils::GetCurrentJSContext() &&
|
|
nsContentUtils::IsCallerChrome()) {
|
|
return true;
|
|
}
|
|
|
|
MOZ_ASSERT(aOriginTreeItem && aTargetTreeItem, "need two docshells");
|
|
|
|
// Get origin document principal
|
|
nsCOMPtr<nsIDocument> originDocument = aOriginTreeItem->GetDocument();
|
|
NS_ENSURE_TRUE(originDocument, false);
|
|
|
|
// Get target principal
|
|
nsCOMPtr<nsIDocument> targetDocument = aTargetTreeItem->GetDocument();
|
|
NS_ENSURE_TRUE(targetDocument, false);
|
|
|
|
bool equal;
|
|
nsresult rv = originDocument->NodePrincipal()->Equals(
|
|
targetDocument->NodePrincipal(), &equal);
|
|
if (NS_SUCCEEDED(rv) && equal) {
|
|
return true;
|
|
}
|
|
|
|
// Not strictly equal, special case if both are file: uris
|
|
bool originIsFile = false;
|
|
bool targetIsFile = false;
|
|
nsCOMPtr<nsIURI> originURI;
|
|
nsCOMPtr<nsIURI> targetURI;
|
|
nsCOMPtr<nsIURI> innerOriginURI;
|
|
nsCOMPtr<nsIURI> innerTargetURI;
|
|
|
|
rv = originDocument->NodePrincipal()->GetURI(getter_AddRefs(originURI));
|
|
if (NS_SUCCEEDED(rv) && originURI) {
|
|
innerOriginURI = NS_GetInnermostURI(originURI);
|
|
}
|
|
|
|
rv = targetDocument->NodePrincipal()->GetURI(getter_AddRefs(targetURI));
|
|
if (NS_SUCCEEDED(rv) && targetURI) {
|
|
innerTargetURI = NS_GetInnermostURI(targetURI);
|
|
}
|
|
|
|
return innerOriginURI && innerTargetURI &&
|
|
NS_SUCCEEDED(innerOriginURI->SchemeIs("file", &originIsFile)) &&
|
|
NS_SUCCEEDED(innerTargetURI->SchemeIs("file", &targetIsFile)) &&
|
|
originIsFile && targetIsFile;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::GetEldestPresContext(nsPresContext** aPresContext)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aPresContext);
|
|
*aPresContext = nullptr;
|
|
|
|
nsCOMPtr<nsIContentViewer> viewer = mContentViewer;
|
|
while (viewer) {
|
|
nsCOMPtr<nsIContentViewer> prevViewer;
|
|
viewer->GetPreviousViewer(getter_AddRefs(prevViewer));
|
|
if (!prevViewer) {
|
|
return viewer->GetPresContext(aPresContext);
|
|
}
|
|
viewer = prevViewer;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetPresContext(nsPresContext** aPresContext)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aPresContext);
|
|
*aPresContext = nullptr;
|
|
|
|
if (!mContentViewer) {
|
|
return NS_OK;
|
|
}
|
|
|
|
return mContentViewer->GetPresContext(aPresContext);
|
|
}
|
|
|
|
NS_IMETHODIMP_(nsIPresShell*)
|
|
nsDocShell::GetPresShell()
|
|
{
|
|
RefPtr<nsPresContext> presContext;
|
|
(void)GetPresContext(getter_AddRefs(presContext));
|
|
return presContext ? presContext->GetPresShell() : nullptr;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetEldestPresShell(nsIPresShell** aPresShell)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
|
|
NS_ENSURE_ARG_POINTER(aPresShell);
|
|
*aPresShell = nullptr;
|
|
|
|
RefPtr<nsPresContext> presContext;
|
|
(void)GetEldestPresContext(getter_AddRefs(presContext));
|
|
|
|
if (presContext) {
|
|
NS_IF_ADDREF(*aPresShell = presContext->GetPresShell());
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetContentViewer(nsIContentViewer** aContentViewer)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aContentViewer);
|
|
|
|
*aContentViewer = mContentViewer;
|
|
NS_IF_ADDREF(*aContentViewer);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetChromeEventHandler(nsIDOMEventTarget* aChromeEventHandler)
|
|
{
|
|
// Weak reference. Don't addref.
|
|
nsCOMPtr<EventTarget> handler = do_QueryInterface(aChromeEventHandler);
|
|
mChromeEventHandler = handler.get();
|
|
|
|
if (mScriptGlobal) {
|
|
mScriptGlobal->SetChromeEventHandler(mChromeEventHandler);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetChromeEventHandler(nsIDOMEventTarget** aChromeEventHandler)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aChromeEventHandler);
|
|
nsCOMPtr<EventTarget> handler = mChromeEventHandler;
|
|
handler.forget(aChromeEventHandler);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetCurrentURI(nsIURI* aURI)
|
|
{
|
|
// Note that securityUI will set STATE_IS_INSECURE, even if
|
|
// the scheme of |aURI| is "https".
|
|
SetCurrentURI(aURI, nullptr, true, 0);
|
|
return NS_OK;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::SetCurrentURI(nsIURI* aURI, nsIRequest* aRequest,
|
|
bool aFireOnLocationChange, uint32_t aLocationFlags)
|
|
{
|
|
if (gDocShellLeakLog && MOZ_LOG_TEST(gDocShellLeakLog, LogLevel::Debug)) {
|
|
nsAutoCString spec;
|
|
if (aURI) {
|
|
aURI->GetSpec(spec);
|
|
}
|
|
PR_LogPrint("DOCSHELL %p SetCurrentURI %s\n", this, spec.get());
|
|
}
|
|
|
|
// We don't want to send a location change when we're displaying an error
|
|
// page, and we don't want to change our idea of "current URI" either
|
|
if (mLoadType == LOAD_ERROR_PAGE) {
|
|
return false;
|
|
}
|
|
|
|
mCurrentURI = NS_TryToMakeImmutable(aURI);
|
|
|
|
if (!NS_IsAboutBlank(mCurrentURI)) {
|
|
mHasLoadedNonBlankURI = true;
|
|
}
|
|
|
|
bool isRoot = false; // Is this the root docshell
|
|
bool isSubFrame = false; // Is this a subframe navigation?
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> root;
|
|
|
|
GetSameTypeRootTreeItem(getter_AddRefs(root));
|
|
if (root.get() == static_cast<nsIDocShellTreeItem*>(this)) {
|
|
// This is the root docshell
|
|
isRoot = true;
|
|
}
|
|
if (mLSHE) {
|
|
mLSHE->GetIsSubFrame(&isSubFrame);
|
|
}
|
|
|
|
if (!isSubFrame && !isRoot) {
|
|
/*
|
|
* We don't want to send OnLocationChange notifications when
|
|
* a subframe is being loaded for the first time, while
|
|
* visiting a frameset page
|
|
*/
|
|
return false;
|
|
}
|
|
|
|
if (aFireOnLocationChange) {
|
|
FireOnLocationChange(this, aRequest, aURI, aLocationFlags);
|
|
}
|
|
return !aFireOnLocationChange;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetCharset(nsACString& aCharset)
|
|
{
|
|
aCharset.Truncate();
|
|
|
|
nsIPresShell* presShell = GetPresShell();
|
|
NS_ENSURE_TRUE(presShell, NS_ERROR_FAILURE);
|
|
nsIDocument* doc = presShell->GetDocument();
|
|
NS_ENSURE_TRUE(doc, NS_ERROR_FAILURE);
|
|
aCharset = doc->GetDocumentCharacterSet();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GatherCharsetMenuTelemetry()
|
|
{
|
|
nsCOMPtr<nsIContentViewer> viewer;
|
|
GetContentViewer(getter_AddRefs(viewer));
|
|
if (!viewer) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsIDocument* doc = viewer->GetDocument();
|
|
if (!doc || doc->WillIgnoreCharsetOverride()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
Telemetry::Accumulate(Telemetry::CHARSET_OVERRIDE_USED, true);
|
|
|
|
bool isFileURL = false;
|
|
nsIURI* url = doc->GetOriginalURI();
|
|
if (url) {
|
|
url->SchemeIs("file", &isFileURL);
|
|
}
|
|
|
|
int32_t charsetSource = doc->GetDocumentCharacterSetSource();
|
|
switch (charsetSource) {
|
|
case kCharsetFromTopLevelDomain:
|
|
// Unlabeled doc on a domain that we map to a fallback encoding
|
|
Telemetry::Accumulate(Telemetry::CHARSET_OVERRIDE_SITUATION, 7);
|
|
break;
|
|
case kCharsetFromFallback:
|
|
case kCharsetFromDocTypeDefault:
|
|
case kCharsetFromCache:
|
|
case kCharsetFromParentFrame:
|
|
case kCharsetFromHintPrevDoc:
|
|
// Changing charset on an unlabeled doc.
|
|
if (isFileURL) {
|
|
Telemetry::Accumulate(Telemetry::CHARSET_OVERRIDE_SITUATION, 0);
|
|
} else {
|
|
Telemetry::Accumulate(Telemetry::CHARSET_OVERRIDE_SITUATION, 1);
|
|
}
|
|
break;
|
|
case kCharsetFromAutoDetection:
|
|
// Changing charset on unlabeled doc where chardet fired
|
|
if (isFileURL) {
|
|
Telemetry::Accumulate(Telemetry::CHARSET_OVERRIDE_SITUATION, 2);
|
|
} else {
|
|
Telemetry::Accumulate(Telemetry::CHARSET_OVERRIDE_SITUATION, 3);
|
|
}
|
|
break;
|
|
case kCharsetFromMetaPrescan:
|
|
case kCharsetFromMetaTag:
|
|
case kCharsetFromChannel:
|
|
// Changing charset on a doc that had a charset label.
|
|
Telemetry::Accumulate(Telemetry::CHARSET_OVERRIDE_SITUATION, 4);
|
|
break;
|
|
case kCharsetFromParentForced:
|
|
case kCharsetFromUserForced:
|
|
// Changing charset on a document that already had an override.
|
|
Telemetry::Accumulate(Telemetry::CHARSET_OVERRIDE_SITUATION, 5);
|
|
break;
|
|
case kCharsetFromIrreversibleAutoDetection:
|
|
case kCharsetFromOtherComponent:
|
|
case kCharsetFromByteOrderMark:
|
|
case kCharsetUninitialized:
|
|
default:
|
|
// Bug. This isn't supposed to happen.
|
|
Telemetry::Accumulate(Telemetry::CHARSET_OVERRIDE_SITUATION, 6);
|
|
break;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetCharset(const nsACString& aCharset)
|
|
{
|
|
// set the charset override
|
|
return SetForcedCharset(aCharset);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetForcedCharset(const nsACString& aCharset)
|
|
{
|
|
if (aCharset.IsEmpty()) {
|
|
mForcedCharset.Truncate();
|
|
return NS_OK;
|
|
}
|
|
nsAutoCString encoding;
|
|
if (!EncodingUtils::FindEncodingForLabel(aCharset, encoding)) {
|
|
// Reject unknown labels
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
if (!EncodingUtils::IsAsciiCompatible(encoding)) {
|
|
// Reject XSS hazards
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
mForcedCharset = encoding;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetForcedCharset(nsACString& aResult)
|
|
{
|
|
aResult = mForcedCharset;
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsDocShell::SetParentCharset(const nsACString& aCharset,
|
|
int32_t aCharsetSource,
|
|
nsIPrincipal* aPrincipal)
|
|
{
|
|
mParentCharset = aCharset;
|
|
mParentCharsetSource = aCharsetSource;
|
|
mParentCharsetPrincipal = aPrincipal;
|
|
}
|
|
|
|
void
|
|
nsDocShell::GetParentCharset(nsACString& aCharset,
|
|
int32_t* aCharsetSource,
|
|
nsIPrincipal** aPrincipal)
|
|
{
|
|
aCharset = mParentCharset;
|
|
*aCharsetSource = mParentCharsetSource;
|
|
NS_IF_ADDREF(*aPrincipal = mParentCharsetPrincipal);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetChannelIsUnsafe(bool* aUnsafe)
|
|
{
|
|
*aUnsafe = false;
|
|
|
|
nsIChannel* channel = GetCurrentDocChannel();
|
|
if (!channel) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIJARChannel> jarChannel = do_QueryInterface(channel);
|
|
if (!jarChannel) {
|
|
return NS_OK;
|
|
}
|
|
|
|
return jarChannel->GetIsUnsafe(aUnsafe);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetHasMixedActiveContentLoaded(bool* aHasMixedActiveContentLoaded)
|
|
{
|
|
nsCOMPtr<nsIDocument> doc(GetDocument());
|
|
*aHasMixedActiveContentLoaded = doc && doc->GetHasMixedActiveContentLoaded();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetHasMixedActiveContentBlocked(bool* aHasMixedActiveContentBlocked)
|
|
{
|
|
nsCOMPtr<nsIDocument> doc(GetDocument());
|
|
*aHasMixedActiveContentBlocked =
|
|
doc && doc->GetHasMixedActiveContentBlocked();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetHasMixedDisplayContentLoaded(bool* aHasMixedDisplayContentLoaded)
|
|
{
|
|
nsCOMPtr<nsIDocument> doc(GetDocument());
|
|
*aHasMixedDisplayContentLoaded =
|
|
doc && doc->GetHasMixedDisplayContentLoaded();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetHasMixedDisplayContentBlocked(
|
|
bool* aHasMixedDisplayContentBlocked)
|
|
{
|
|
nsCOMPtr<nsIDocument> doc(GetDocument());
|
|
*aHasMixedDisplayContentBlocked =
|
|
doc && doc->GetHasMixedDisplayContentBlocked();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetHasTrackingContentBlocked(bool* aHasTrackingContentBlocked)
|
|
{
|
|
nsCOMPtr<nsIDocument> doc(GetDocument());
|
|
*aHasTrackingContentBlocked = doc && doc->GetHasTrackingContentBlocked();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetHasTrackingContentLoaded(bool* aHasTrackingContentLoaded)
|
|
{
|
|
nsCOMPtr<nsIDocument> doc(GetDocument());
|
|
*aHasTrackingContentLoaded = doc && doc->GetHasTrackingContentLoaded();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowPlugins(bool* aAllowPlugins)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aAllowPlugins);
|
|
|
|
*aAllowPlugins = mAllowPlugins;
|
|
if (!mAllowPlugins) {
|
|
return NS_OK;
|
|
}
|
|
|
|
bool unsafe;
|
|
*aAllowPlugins = NS_SUCCEEDED(GetChannelIsUnsafe(&unsafe)) && !unsafe;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowPlugins(bool aAllowPlugins)
|
|
{
|
|
mAllowPlugins = aAllowPlugins;
|
|
// XXX should enable or disable a plugin host
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowJavascript(bool* aAllowJavascript)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aAllowJavascript);
|
|
|
|
*aAllowJavascript = mAllowJavascript;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowJavascript(bool aAllowJavascript)
|
|
{
|
|
mAllowJavascript = aAllowJavascript;
|
|
RecomputeCanExecuteScripts();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetUsePrivateBrowsing(bool* aUsePrivateBrowsing)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aUsePrivateBrowsing);
|
|
|
|
*aUsePrivateBrowsing = mInPrivateBrowsing;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetUsePrivateBrowsing(bool aUsePrivateBrowsing)
|
|
{
|
|
nsContentUtils::ReportToConsoleNonLocalized(
|
|
NS_LITERAL_STRING("Only internal code is allowed to set the usePrivateBrowsing attribute"),
|
|
nsIScriptError::warningFlag,
|
|
NS_LITERAL_CSTRING("Internal API Used"),
|
|
mContentViewer ? mContentViewer->GetDocument() : nullptr);
|
|
|
|
return SetPrivateBrowsing(aUsePrivateBrowsing);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetPrivateBrowsing(bool aUsePrivateBrowsing)
|
|
{
|
|
bool changed = aUsePrivateBrowsing != mInPrivateBrowsing;
|
|
if (changed) {
|
|
mInPrivateBrowsing = aUsePrivateBrowsing;
|
|
if (mAffectPrivateSessionLifetime) {
|
|
if (aUsePrivateBrowsing) {
|
|
IncreasePrivateDocShellCount();
|
|
} else {
|
|
DecreasePrivateDocShellCount();
|
|
}
|
|
}
|
|
}
|
|
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsILoadContext> shell = do_QueryObject(iter.GetNext());
|
|
if (shell) {
|
|
shell->SetPrivateBrowsing(aUsePrivateBrowsing);
|
|
}
|
|
}
|
|
|
|
if (changed) {
|
|
nsTObserverArray<nsWeakPtr>::ForwardIterator iter(mPrivacyObservers);
|
|
while (iter.HasMore()) {
|
|
nsWeakPtr ref = iter.GetNext();
|
|
nsCOMPtr<nsIPrivacyTransitionObserver> obs = do_QueryReferent(ref);
|
|
if (!obs) {
|
|
mPrivacyObservers.RemoveElement(ref);
|
|
} else {
|
|
obs->PrivateModeChanged(aUsePrivateBrowsing);
|
|
}
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetHasLoadedNonBlankURI(bool* aResult)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aResult);
|
|
|
|
*aResult = mHasLoadedNonBlankURI;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetUseRemoteTabs(bool* aUseRemoteTabs)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aUseRemoteTabs);
|
|
|
|
*aUseRemoteTabs = mUseRemoteTabs;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetRemoteTabs(bool aUseRemoteTabs)
|
|
{
|
|
#ifdef MOZ_CRASHREPORTER
|
|
if (aUseRemoteTabs) {
|
|
CrashReporter::AnnotateCrashReport(NS_LITERAL_CSTRING("DOMIPCEnabled"),
|
|
NS_LITERAL_CSTRING("1"));
|
|
}
|
|
#endif
|
|
|
|
mUseRemoteTabs = aUseRemoteTabs;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAffectPrivateSessionLifetime(bool aAffectLifetime)
|
|
{
|
|
bool change = aAffectLifetime != mAffectPrivateSessionLifetime;
|
|
if (change && mInPrivateBrowsing) {
|
|
if (aAffectLifetime) {
|
|
IncreasePrivateDocShellCount();
|
|
} else {
|
|
DecreasePrivateDocShellCount();
|
|
}
|
|
}
|
|
mAffectPrivateSessionLifetime = aAffectLifetime;
|
|
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShell> shell = do_QueryObject(iter.GetNext());
|
|
if (shell) {
|
|
shell->SetAffectPrivateSessionLifetime(aAffectLifetime);
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAffectPrivateSessionLifetime(bool* aAffectLifetime)
|
|
{
|
|
*aAffectLifetime = mAffectPrivateSessionLifetime;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::AddWeakPrivacyTransitionObserver(
|
|
nsIPrivacyTransitionObserver* aObserver)
|
|
{
|
|
nsWeakPtr weakObs = do_GetWeakReference(aObserver);
|
|
if (!weakObs) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
return mPrivacyObservers.AppendElement(weakObs) ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::AddWeakReflowObserver(nsIReflowObserver* aObserver)
|
|
{
|
|
nsWeakPtr weakObs = do_GetWeakReference(aObserver);
|
|
if (!weakObs) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
return mReflowObservers.AppendElement(weakObs) ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::RemoveWeakReflowObserver(nsIReflowObserver* aObserver)
|
|
{
|
|
nsWeakPtr obs = do_GetWeakReference(aObserver);
|
|
return mReflowObservers.RemoveElement(obs) ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::NotifyReflowObservers(bool aInterruptible,
|
|
DOMHighResTimeStamp aStart,
|
|
DOMHighResTimeStamp aEnd)
|
|
{
|
|
nsTObserverArray<nsWeakPtr>::ForwardIterator iter(mReflowObservers);
|
|
while (iter.HasMore()) {
|
|
nsWeakPtr ref = iter.GetNext();
|
|
nsCOMPtr<nsIReflowObserver> obs = do_QueryReferent(ref);
|
|
if (!obs) {
|
|
mReflowObservers.RemoveElement(ref);
|
|
} else if (aInterruptible) {
|
|
obs->ReflowInterruptible(aStart, aEnd);
|
|
} else {
|
|
obs->Reflow(aStart, aEnd);
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowMetaRedirects(bool* aReturn)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aReturn);
|
|
|
|
*aReturn = mAllowMetaRedirects;
|
|
if (!mAllowMetaRedirects) {
|
|
return NS_OK;
|
|
}
|
|
|
|
bool unsafe;
|
|
*aReturn = NS_SUCCEEDED(GetChannelIsUnsafe(&unsafe)) && !unsafe;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowMetaRedirects(bool aValue)
|
|
{
|
|
mAllowMetaRedirects = aValue;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowSubframes(bool* aAllowSubframes)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aAllowSubframes);
|
|
|
|
*aAllowSubframes = mAllowSubframes;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowSubframes(bool aAllowSubframes)
|
|
{
|
|
mAllowSubframes = aAllowSubframes;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowImages(bool* aAllowImages)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aAllowImages);
|
|
|
|
*aAllowImages = mAllowImages;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowImages(bool aAllowImages)
|
|
{
|
|
mAllowImages = aAllowImages;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowMedia(bool* aAllowMedia)
|
|
{
|
|
*aAllowMedia = mAllowMedia;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowMedia(bool aAllowMedia)
|
|
{
|
|
mAllowMedia = aAllowMedia;
|
|
|
|
// Mute or unmute audio contexts attached to the inner window.
|
|
if (mScriptGlobal) {
|
|
nsPIDOMWindow* innerWin = mScriptGlobal->GetCurrentInnerWindow();
|
|
if (innerWin) {
|
|
if (aAllowMedia) {
|
|
innerWin->UnmuteAudioContexts();
|
|
} else {
|
|
innerWin->MuteAudioContexts();
|
|
}
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowDNSPrefetch(bool* aAllowDNSPrefetch)
|
|
{
|
|
*aAllowDNSPrefetch = mAllowDNSPrefetch;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowDNSPrefetch(bool aAllowDNSPrefetch)
|
|
{
|
|
mAllowDNSPrefetch = aAllowDNSPrefetch;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowWindowControl(bool* aAllowWindowControl)
|
|
{
|
|
*aAllowWindowControl = mAllowWindowControl;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowWindowControl(bool aAllowWindowControl)
|
|
{
|
|
mAllowWindowControl = aAllowWindowControl;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowContentRetargeting(bool* aAllowContentRetargeting)
|
|
{
|
|
*aAllowContentRetargeting = mAllowContentRetargeting;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowContentRetargeting(bool aAllowContentRetargeting)
|
|
{
|
|
mAllowContentRetargetingOnChildren = aAllowContentRetargeting;
|
|
mAllowContentRetargeting = aAllowContentRetargeting;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowContentRetargetingOnChildren(
|
|
bool* aAllowContentRetargetingOnChildren)
|
|
{
|
|
*aAllowContentRetargetingOnChildren = mAllowContentRetargetingOnChildren;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowContentRetargetingOnChildren(
|
|
bool aAllowContentRetargetingOnChildren)
|
|
{
|
|
mAllowContentRetargetingOnChildren = aAllowContentRetargetingOnChildren;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetFullscreenAllowed(bool* aFullscreenAllowed)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aFullscreenAllowed);
|
|
|
|
// Browsers and apps have their mFullscreenAllowed retrieved from their
|
|
// corresponding iframe in their parent upon creation.
|
|
if (mFullscreenAllowed != CHECK_ATTRIBUTES) {
|
|
*aFullscreenAllowed = (mFullscreenAllowed == PARENT_ALLOWS);
|
|
return NS_OK;
|
|
}
|
|
|
|
// Assume false until we determine otherwise...
|
|
*aFullscreenAllowed = false;
|
|
|
|
nsCOMPtr<nsPIDOMWindow> win = GetWindow();
|
|
if (!win) {
|
|
return NS_OK;
|
|
}
|
|
nsCOMPtr<Element> frameElement = win->GetFrameElementInternal();
|
|
if (frameElement && !frameElement->IsXULElement()) {
|
|
// We do not allow document inside any containing element other
|
|
// than iframe to enter fullscreen.
|
|
if (!frameElement->IsHTMLElement(nsGkAtoms::iframe)) {
|
|
return NS_OK;
|
|
}
|
|
// If any ancestor iframe does not have allowfullscreen attribute
|
|
// set, then fullscreen is not allowed.
|
|
if (!frameElement->HasAttr(kNameSpaceID_None,
|
|
nsGkAtoms::allowfullscreen) &&
|
|
!frameElement->HasAttr(kNameSpaceID_None,
|
|
nsGkAtoms::mozallowfullscreen)) {
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
// If we have no parent then we're the root docshell; no ancestor of the
|
|
// original docshell doesn't have a allowfullscreen attribute, so
|
|
// report fullscreen as allowed.
|
|
RefPtr<nsDocShell> parent = GetParentDocshell();
|
|
if (!parent) {
|
|
*aFullscreenAllowed = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
// Otherwise, we have a parent, continue the checking for
|
|
// mozFullscreenAllowed in the parent docshell's ancestors.
|
|
return parent->GetFullscreenAllowed(aFullscreenAllowed);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetFullscreenAllowed(bool aFullscreenAllowed)
|
|
{
|
|
if (!nsIDocShell::GetIsBrowserOrApp()) {
|
|
// Only allow setting of fullscreenAllowed on content/process boundaries.
|
|
// At non-boundaries the fullscreenAllowed attribute is calculated based on
|
|
// whether all enclosing frames have the "mozFullscreenAllowed" attribute
|
|
// set to "true". fullscreenAllowed is set at the process boundaries to
|
|
// propagate the value of the parent's "mozFullscreenAllowed" attribute
|
|
// across process boundaries.
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
mFullscreenAllowed = (aFullscreenAllowed ? PARENT_ALLOWS : PARENT_PROHIBITS);
|
|
return NS_OK;
|
|
}
|
|
|
|
ScreenOrientationInternal
|
|
nsDocShell::OrientationLock()
|
|
{
|
|
return mOrientationLock;
|
|
}
|
|
|
|
void
|
|
nsDocShell::SetOrientationLock(ScreenOrientationInternal aOrientationLock)
|
|
{
|
|
mOrientationLock = aOrientationLock;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetMayEnableCharacterEncodingMenu(
|
|
bool* aMayEnableCharacterEncodingMenu)
|
|
{
|
|
*aMayEnableCharacterEncodingMenu = false;
|
|
if (!mContentViewer) {
|
|
return NS_OK;
|
|
}
|
|
nsIDocument* doc = mContentViewer->GetDocument();
|
|
if (!doc) {
|
|
return NS_OK;
|
|
}
|
|
if (doc->WillIgnoreCharsetOverride()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
*aMayEnableCharacterEncodingMenu = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetDocShellEnumerator(int32_t aItemType, int32_t aDirection,
|
|
nsISimpleEnumerator** aResult)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aResult);
|
|
*aResult = nullptr;
|
|
|
|
RefPtr<nsDocShellEnumerator> docShellEnum;
|
|
if (aDirection == ENUMERATE_FORWARDS) {
|
|
docShellEnum = new nsDocShellForwardsEnumerator;
|
|
} else {
|
|
docShellEnum = new nsDocShellBackwardsEnumerator;
|
|
}
|
|
|
|
if (!docShellEnum) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
nsresult rv = docShellEnum->SetEnumDocShellType(aItemType);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
rv = docShellEnum->SetEnumerationRootItem((nsIDocShellTreeItem*)this);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
rv = docShellEnum->First();
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
rv = docShellEnum->QueryInterface(NS_GET_IID(nsISimpleEnumerator),
|
|
(void**)aResult);
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAppType(uint32_t* aAppType)
|
|
{
|
|
*aAppType = mAppType;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAppType(uint32_t aAppType)
|
|
{
|
|
mAppType = aAppType;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowAuth(bool* aAllowAuth)
|
|
{
|
|
*aAllowAuth = mAllowAuth;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetAllowAuth(bool aAllowAuth)
|
|
{
|
|
mAllowAuth = aAllowAuth;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetZoom(float* aZoom)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aZoom);
|
|
*aZoom = 1.0f;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetZoom(float aZoom)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetMarginWidth(int32_t* aWidth)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aWidth);
|
|
|
|
*aWidth = mMarginWidth;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetMarginWidth(int32_t aWidth)
|
|
{
|
|
mMarginWidth = aWidth;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetMarginHeight(int32_t* aHeight)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aHeight);
|
|
|
|
*aHeight = mMarginHeight;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetMarginHeight(int32_t aHeight)
|
|
{
|
|
mMarginHeight = aHeight;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetBusyFlags(uint32_t* aBusyFlags)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aBusyFlags);
|
|
|
|
*aBusyFlags = mBusyFlags;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::TabToTreeOwner(bool aForward, bool aForDocumentNavigation, bool* aTookFocus)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aTookFocus);
|
|
|
|
nsCOMPtr<nsIWebBrowserChromeFocus> chromeFocus = do_GetInterface(mTreeOwner);
|
|
if (chromeFocus) {
|
|
if (aForward) {
|
|
*aTookFocus = NS_SUCCEEDED(chromeFocus->FocusNextElement(aForDocumentNavigation));
|
|
} else {
|
|
*aTookFocus = NS_SUCCEEDED(chromeFocus->FocusPrevElement(aForDocumentNavigation));
|
|
}
|
|
} else {
|
|
*aTookFocus = false;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetSecurityUI(nsISecureBrowserUI** aSecurityUI)
|
|
{
|
|
NS_IF_ADDREF(*aSecurityUI = mSecurityUI);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetSecurityUI(nsISecureBrowserUI* aSecurityUI)
|
|
{
|
|
mSecurityUI = aSecurityUI;
|
|
mSecurityUI->SetDocShell(this);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetUseErrorPages(bool* aUseErrorPages)
|
|
{
|
|
*aUseErrorPages = UseErrorPages();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetUseErrorPages(bool aUseErrorPages)
|
|
{
|
|
// If mUseErrorPages is set explicitly, stop using sUseErrorPages.
|
|
if (mObserveErrorPages) {
|
|
mObserveErrorPages = false;
|
|
}
|
|
mUseErrorPages = aUseErrorPages;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetPreviousTransIndex(int32_t* aPreviousTransIndex)
|
|
{
|
|
*aPreviousTransIndex = mPreviousTransIndex;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetLoadedTransIndex(int32_t* aLoadedTransIndex)
|
|
{
|
|
*aLoadedTransIndex = mLoadedTransIndex;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::HistoryPurged(int32_t aNumEntries)
|
|
{
|
|
// These indices are used for fastback cache eviction, to determine
|
|
// which session history entries are candidates for content viewer
|
|
// eviction. We need to adjust by the number of entries that we
|
|
// just purged from history, so that we look at the right session history
|
|
// entries during eviction.
|
|
mPreviousTransIndex = std::max(-1, mPreviousTransIndex - aNumEntries);
|
|
mLoadedTransIndex = std::max(0, mLoadedTransIndex - aNumEntries);
|
|
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShell> shell = do_QueryObject(iter.GetNext());
|
|
if (shell) {
|
|
shell->HistoryPurged(aNumEntries);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::HistoryTransactionRemoved(int32_t aIndex)
|
|
{
|
|
// These indices are used for fastback cache eviction, to determine
|
|
// which session history entries are candidates for content viewer
|
|
// eviction. We need to adjust by the number of entries that we
|
|
// just purged from history, so that we look at the right session history
|
|
// entries during eviction.
|
|
if (aIndex == mPreviousTransIndex) {
|
|
mPreviousTransIndex = -1;
|
|
} else if (aIndex < mPreviousTransIndex) {
|
|
--mPreviousTransIndex;
|
|
}
|
|
if (mLoadedTransIndex == aIndex) {
|
|
mLoadedTransIndex = 0;
|
|
} else if (aIndex < mLoadedTransIndex) {
|
|
--mLoadedTransIndex;
|
|
}
|
|
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShell> shell = do_QueryObject(iter.GetNext());
|
|
if (shell) {
|
|
static_cast<nsDocShell*>(shell.get())->HistoryTransactionRemoved(aIndex);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetRecordProfileTimelineMarkers(bool aValue)
|
|
{
|
|
bool currentValue = nsIDocShell::GetRecordProfileTimelineMarkers();
|
|
if (currentValue == aValue) {
|
|
return NS_OK;
|
|
}
|
|
|
|
RefPtr<TimelineConsumers> timelines = TimelineConsumers::Get();
|
|
if (!timelines) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (aValue) {
|
|
MOZ_ASSERT(!timelines->HasConsumer(this));
|
|
timelines->AddConsumer(this);
|
|
MOZ_ASSERT(timelines->HasConsumer(this));
|
|
UseEntryScriptProfiling();
|
|
} else {
|
|
MOZ_ASSERT(timelines->HasConsumer(this));
|
|
timelines->RemoveConsumer(this);
|
|
MOZ_ASSERT(!timelines->HasConsumer(this));
|
|
UnuseEntryScriptProfiling();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetRecordProfileTimelineMarkers(bool* aValue)
|
|
{
|
|
*aValue = !!mObserved;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::PopProfileTimelineMarkers(
|
|
JSContext* aCx,
|
|
JS::MutableHandle<JS::Value> aOut)
|
|
{
|
|
nsTArray<dom::ProfileTimelineMarker> store;
|
|
SequenceRooter<dom::ProfileTimelineMarker> rooter(aCx, &store);
|
|
|
|
if (mObserved) {
|
|
mObserved->PopMarkers(aCx, store);
|
|
}
|
|
|
|
if (!ToJSValue(aCx, store, aOut)) {
|
|
JS_ClearPendingException(aCx);
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::Now(DOMHighResTimeStamp* aWhen)
|
|
{
|
|
bool ignore;
|
|
*aWhen =
|
|
(TimeStamp::Now() - TimeStamp::ProcessCreation(ignore)).ToMilliseconds();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetWindowDraggingAllowed(bool aValue)
|
|
{
|
|
RefPtr<nsDocShell> parent = GetParentDocshell();
|
|
if (!aValue && mItemType == typeChrome && !parent) {
|
|
// Window dragging is always allowed for top level
|
|
// chrome docshells.
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
mWindowDraggingAllowed = aValue;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetWindowDraggingAllowed(bool* aValue)
|
|
{
|
|
// window dragging regions in CSS (-moz-window-drag:drag)
|
|
// can be slow. Default behavior is to only allow it for
|
|
// chrome top level windows.
|
|
RefPtr<nsDocShell> parent = GetParentDocshell();
|
|
if (mItemType == typeChrome && !parent) {
|
|
// Top level chrome window
|
|
*aValue = true;
|
|
} else {
|
|
*aValue = mWindowDraggingAllowed;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsIDOMStorageManager*
|
|
nsDocShell::TopSessionStorageManager()
|
|
{
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> topItem;
|
|
rv = GetSameTypeRootTreeItem(getter_AddRefs(topItem));
|
|
if (NS_FAILED(rv)) {
|
|
return nullptr;
|
|
}
|
|
|
|
if (!topItem) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsDocShell* topDocShell = static_cast<nsDocShell*>(topItem.get());
|
|
if (topDocShell != this) {
|
|
return topDocShell->TopSessionStorageManager();
|
|
}
|
|
|
|
if (!mSessionStorageManager) {
|
|
mSessionStorageManager =
|
|
do_CreateInstance("@mozilla.org/dom/sessionStorage-manager;1");
|
|
}
|
|
|
|
return mSessionStorageManager;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetSessionStorageForPrincipal(nsIPrincipal* aPrincipal,
|
|
const nsAString& aDocumentURI,
|
|
bool aCreate,
|
|
nsIDOMStorage** aStorage)
|
|
{
|
|
nsCOMPtr<nsIDOMStorageManager> manager = TopSessionStorageManager();
|
|
if (!manager) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMWindow> domWin = do_GetInterface(GetAsSupports(this));
|
|
|
|
if (aCreate) {
|
|
return manager->CreateStorage(domWin, aPrincipal, aDocumentURI,
|
|
mInPrivateBrowsing, aStorage);
|
|
}
|
|
|
|
return manager->GetStorage(domWin, aPrincipal, mInPrivateBrowsing, aStorage);
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::AddSessionStorage(nsIPrincipal* aPrincipal, nsIDOMStorage* aStorage)
|
|
{
|
|
RefPtr<DOMStorage> storage = static_cast<DOMStorage*>(aStorage);
|
|
if (!storage) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
nsIPrincipal* storagePrincipal = storage->GetPrincipal();
|
|
if (storagePrincipal != aPrincipal) {
|
|
NS_ERROR("Wanting to add a sessionStorage for different principal");
|
|
return NS_ERROR_DOM_SECURITY_ERR;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMStorageManager> manager = TopSessionStorageManager();
|
|
if (!manager) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
return manager->CloneStorage(aStorage);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetCurrentDocumentChannel(nsIChannel** aResult)
|
|
{
|
|
NS_IF_ADDREF(*aResult = GetCurrentDocChannel());
|
|
return NS_OK;
|
|
}
|
|
|
|
nsIChannel*
|
|
nsDocShell::GetCurrentDocChannel()
|
|
{
|
|
if (mContentViewer) {
|
|
nsIDocument* doc = mContentViewer->GetDocument();
|
|
if (doc) {
|
|
return doc->GetChannel();
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::AddWeakScrollObserver(nsIScrollObserver* aObserver)
|
|
{
|
|
nsWeakPtr weakObs = do_GetWeakReference(aObserver);
|
|
if (!weakObs) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
return mScrollObservers.AppendElement(weakObs) ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::RemoveWeakScrollObserver(nsIScrollObserver* aObserver)
|
|
{
|
|
nsWeakPtr obs = do_GetWeakReference(aObserver);
|
|
return mScrollObservers.RemoveElement(obs) ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
void
|
|
nsDocShell::NotifyAsyncPanZoomStarted()
|
|
{
|
|
nsTObserverArray<nsWeakPtr>::ForwardIterator iter(mScrollObservers);
|
|
while (iter.HasMore()) {
|
|
nsWeakPtr ref = iter.GetNext();
|
|
nsCOMPtr<nsIScrollObserver> obs = do_QueryReferent(ref);
|
|
if (obs) {
|
|
obs->AsyncPanZoomStarted();
|
|
} else {
|
|
mScrollObservers.RemoveElement(ref);
|
|
}
|
|
}
|
|
|
|
// Also notify child docshell
|
|
for (uint32_t i = 0; i < mChildList.Length(); ++i) {
|
|
nsCOMPtr<nsIDocShell> kid = do_QueryInterface(ChildAt(i));
|
|
if (kid) {
|
|
nsDocShell* docShell = static_cast<nsDocShell*>(kid.get());
|
|
docShell->NotifyAsyncPanZoomStarted();
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsDocShell::NotifyAsyncPanZoomStopped()
|
|
{
|
|
nsTObserverArray<nsWeakPtr>::ForwardIterator iter(mScrollObservers);
|
|
while (iter.HasMore()) {
|
|
nsWeakPtr ref = iter.GetNext();
|
|
nsCOMPtr<nsIScrollObserver> obs = do_QueryReferent(ref);
|
|
if (obs) {
|
|
obs->AsyncPanZoomStopped();
|
|
} else {
|
|
mScrollObservers.RemoveElement(ref);
|
|
}
|
|
}
|
|
|
|
// Also notify child docshell
|
|
for (uint32_t i = 0; i < mChildList.Length(); ++i) {
|
|
nsCOMPtr<nsIDocShell> kid = do_QueryInterface(ChildAt(i));
|
|
if (kid) {
|
|
nsDocShell* docShell = static_cast<nsDocShell*>(kid.get());
|
|
docShell->NotifyAsyncPanZoomStopped();
|
|
}
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::NotifyScrollObservers()
|
|
{
|
|
nsTObserverArray<nsWeakPtr>::ForwardIterator iter(mScrollObservers);
|
|
while (iter.HasMore()) {
|
|
nsWeakPtr ref = iter.GetNext();
|
|
nsCOMPtr<nsIScrollObserver> obs = do_QueryReferent(ref);
|
|
if (obs) {
|
|
obs->ScrollPositionChanged();
|
|
} else {
|
|
mScrollObservers.RemoveElement(ref);
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsIDocShellTreeItem
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetName(nsAString& aName)
|
|
{
|
|
aName = mName;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetName(const nsAString& aName)
|
|
{
|
|
mName = aName;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::NameEquals(const char16_t* aName, bool* aResult)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aName);
|
|
NS_ENSURE_ARG_POINTER(aResult);
|
|
*aResult = mName.Equals(aName);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* virtual */ int32_t
|
|
nsDocShell::ItemType()
|
|
{
|
|
return mItemType;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetItemType(int32_t* aItemType)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aItemType);
|
|
|
|
*aItemType = ItemType();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetItemType(int32_t aItemType)
|
|
{
|
|
NS_ENSURE_ARG((aItemType == typeChrome) || (typeContent == aItemType));
|
|
|
|
// Only allow setting the type on root docshells. Those would be the ones
|
|
// that have the docloader service as mParent or have no mParent at all.
|
|
nsCOMPtr<nsIDocumentLoader> docLoaderService =
|
|
do_GetService(NS_DOCUMENTLOADER_SERVICE_CONTRACTID);
|
|
NS_ENSURE_TRUE(docLoaderService, NS_ERROR_UNEXPECTED);
|
|
|
|
NS_ENSURE_STATE(!mParent || mParent == docLoaderService);
|
|
|
|
mItemType = aItemType;
|
|
|
|
// disable auth prompting for anything but content
|
|
mAllowAuth = mItemType == typeContent;
|
|
|
|
RefPtr<nsPresContext> presContext = nullptr;
|
|
GetPresContext(getter_AddRefs(presContext));
|
|
if (presContext) {
|
|
presContext->UpdateIsChrome();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetParent(nsIDocShellTreeItem** aParent)
|
|
{
|
|
if (!mParent) {
|
|
*aParent = nullptr;
|
|
} else {
|
|
CallQueryInterface(mParent, aParent);
|
|
}
|
|
// Note that in the case when the parent is not an nsIDocShellTreeItem we
|
|
// don't want to throw; we just want to return null.
|
|
return NS_OK;
|
|
}
|
|
|
|
already_AddRefed<nsDocShell>
|
|
nsDocShell::GetParentDocshell()
|
|
{
|
|
nsCOMPtr<nsIDocShell> docshell = do_QueryInterface(GetAsSupports(mParent));
|
|
return docshell.forget().downcast<nsDocShell>();
|
|
}
|
|
|
|
void
|
|
nsDocShell::RecomputeCanExecuteScripts()
|
|
{
|
|
bool old = mCanExecuteScripts;
|
|
RefPtr<nsDocShell> parent = GetParentDocshell();
|
|
|
|
// If we have no tree owner, that means that we've been detached from the
|
|
// docshell tree (this is distinct from having no parent dochshell, which
|
|
// is the case for root docshells). It would be nice to simply disallow
|
|
// script in detached docshells, but bug 986542 demonstrates that this
|
|
// behavior breaks at least one website.
|
|
//
|
|
// So instead, we use our previous value, unless mAllowJavascript has been
|
|
// explicitly set to false.
|
|
if (!mTreeOwner) {
|
|
mCanExecuteScripts = mCanExecuteScripts && mAllowJavascript;
|
|
// If scripting has been explicitly disabled on our docshell, we're done.
|
|
} else if (!mAllowJavascript) {
|
|
mCanExecuteScripts = false;
|
|
// If we have a parent, inherit.
|
|
} else if (parent) {
|
|
mCanExecuteScripts = parent->mCanExecuteScripts;
|
|
// Otherwise, we're the root of the tree, and we haven't explicitly disabled
|
|
// script. Allow.
|
|
} else {
|
|
mCanExecuteScripts = true;
|
|
}
|
|
|
|
// Inform our active DOM window.
|
|
//
|
|
// This will pass the outer, which will be in the scope of the active inner.
|
|
if (mScriptGlobal && mScriptGlobal->GetGlobalJSObject()) {
|
|
xpc::Scriptability& scriptability =
|
|
xpc::Scriptability::Get(mScriptGlobal->GetGlobalJSObject());
|
|
scriptability.SetDocShellAllowsScript(mCanExecuteScripts);
|
|
}
|
|
|
|
// If our value has changed, our children might be affected. Recompute their
|
|
// value as well.
|
|
if (old != mCanExecuteScripts) {
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
static_cast<nsDocShell*>(iter.GetNext())->RecomputeCanExecuteScripts();
|
|
}
|
|
}
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::SetDocLoaderParent(nsDocLoader* aParent)
|
|
{
|
|
bool wasFrame = IsFrame();
|
|
|
|
nsDocLoader::SetDocLoaderParent(aParent);
|
|
|
|
nsCOMPtr<nsISupportsPriority> priorityGroup = do_QueryInterface(mLoadGroup);
|
|
if (wasFrame != IsFrame() && priorityGroup) {
|
|
priorityGroup->AdjustPriority(wasFrame ? -1 : 1);
|
|
}
|
|
|
|
// Curse ambiguous nsISupports inheritance!
|
|
nsISupports* parent = GetAsSupports(aParent);
|
|
|
|
// If parent is another docshell, we inherit all their flags for
|
|
// allowing plugins, scripting etc.
|
|
bool value;
|
|
nsCOMPtr<nsIDocShell> parentAsDocShell(do_QueryInterface(parent));
|
|
if (parentAsDocShell) {
|
|
if (mAllowPlugins && NS_SUCCEEDED(parentAsDocShell->GetAllowPlugins(&value))) {
|
|
SetAllowPlugins(value);
|
|
}
|
|
if (mAllowJavascript && NS_SUCCEEDED(parentAsDocShell->GetAllowJavascript(&value))) {
|
|
SetAllowJavascript(value);
|
|
}
|
|
if (mAllowMetaRedirects && NS_SUCCEEDED(parentAsDocShell->GetAllowMetaRedirects(&value))) {
|
|
SetAllowMetaRedirects(value);
|
|
}
|
|
if (mAllowSubframes && NS_SUCCEEDED(parentAsDocShell->GetAllowSubframes(&value))) {
|
|
SetAllowSubframes(value);
|
|
}
|
|
if (mAllowImages && NS_SUCCEEDED(parentAsDocShell->GetAllowImages(&value))) {
|
|
SetAllowImages(value);
|
|
}
|
|
SetAllowMedia(parentAsDocShell->GetAllowMedia() && mAllowMedia);
|
|
if (mAllowWindowControl && NS_SUCCEEDED(parentAsDocShell->GetAllowWindowControl(&value))) {
|
|
SetAllowWindowControl(value);
|
|
}
|
|
SetAllowContentRetargeting(mAllowContentRetargeting &&
|
|
parentAsDocShell->GetAllowContentRetargetingOnChildren());
|
|
if (NS_SUCCEEDED(parentAsDocShell->GetIsActive(&value))) {
|
|
SetIsActive(value);
|
|
}
|
|
if (parentAsDocShell->GetIsPrerendered()) {
|
|
SetIsPrerendered(true);
|
|
}
|
|
if (NS_FAILED(parentAsDocShell->GetAllowDNSPrefetch(&value))) {
|
|
value = false;
|
|
}
|
|
SetAllowDNSPrefetch(mAllowDNSPrefetch && value);
|
|
value = parentAsDocShell->GetAffectPrivateSessionLifetime();
|
|
SetAffectPrivateSessionLifetime(value);
|
|
uint32_t flags;
|
|
if (NS_SUCCEEDED(parentAsDocShell->GetDefaultLoadFlags(&flags))) {
|
|
SetDefaultLoadFlags(flags);
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsILoadContext> parentAsLoadContext(do_QueryInterface(parent));
|
|
if (parentAsLoadContext &&
|
|
NS_SUCCEEDED(parentAsLoadContext->GetUsePrivateBrowsing(&value))) {
|
|
SetPrivateBrowsing(value);
|
|
}
|
|
|
|
nsCOMPtr<nsIURIContentListener> parentURIListener(do_GetInterface(parent));
|
|
if (parentURIListener) {
|
|
mContentListener->SetParentContentListener(parentURIListener);
|
|
}
|
|
|
|
// Our parent has changed. Recompute scriptability.
|
|
RecomputeCanExecuteScripts();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetSameTypeParent(nsIDocShellTreeItem** aParent)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aParent);
|
|
*aParent = nullptr;
|
|
|
|
if (nsIDocShell::GetIsBrowserOrApp()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> parent =
|
|
do_QueryInterface(GetAsSupports(mParent));
|
|
if (!parent) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (parent->ItemType() == mItemType) {
|
|
parent.swap(*aParent);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetSameTypeParentIgnoreBrowserAndAppBoundaries(nsIDocShell** aParent)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aParent);
|
|
*aParent = nullptr;
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> parent =
|
|
do_QueryInterface(GetAsSupports(mParent));
|
|
if (!parent) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (parent->ItemType() == mItemType) {
|
|
nsCOMPtr<nsIDocShell> parentDS = do_QueryInterface(parent);
|
|
parentDS.forget(aParent);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetRootTreeItem(nsIDocShellTreeItem** aRootTreeItem)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aRootTreeItem);
|
|
|
|
RefPtr<nsDocShell> root = this;
|
|
RefPtr<nsDocShell> parent = root->GetParentDocshell();
|
|
while (parent) {
|
|
root = parent;
|
|
parent = root->GetParentDocshell();
|
|
}
|
|
|
|
root.forget(aRootTreeItem);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetSameTypeRootTreeItem(nsIDocShellTreeItem** aRootTreeItem)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aRootTreeItem);
|
|
*aRootTreeItem = static_cast<nsIDocShellTreeItem*>(this);
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> parent;
|
|
NS_ENSURE_SUCCESS(GetSameTypeParent(getter_AddRefs(parent)),
|
|
NS_ERROR_FAILURE);
|
|
while (parent) {
|
|
*aRootTreeItem = parent;
|
|
NS_ENSURE_SUCCESS(
|
|
(*aRootTreeItem)->GetSameTypeParent(getter_AddRefs(parent)),
|
|
NS_ERROR_FAILURE);
|
|
}
|
|
NS_ADDREF(*aRootTreeItem);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetSameTypeRootTreeItemIgnoreBrowserAndAppBoundaries(nsIDocShell ** aRootTreeItem)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aRootTreeItem);
|
|
*aRootTreeItem = static_cast<nsIDocShell *>(this);
|
|
|
|
nsCOMPtr<nsIDocShell> parent;
|
|
NS_ENSURE_SUCCESS(GetSameTypeParentIgnoreBrowserAndAppBoundaries(getter_AddRefs(parent)),
|
|
NS_ERROR_FAILURE);
|
|
while (parent) {
|
|
*aRootTreeItem = parent;
|
|
NS_ENSURE_SUCCESS((*aRootTreeItem)->
|
|
GetSameTypeParentIgnoreBrowserAndAppBoundaries(getter_AddRefs(parent)),
|
|
NS_ERROR_FAILURE);
|
|
}
|
|
NS_ADDREF(*aRootTreeItem);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* static */
|
|
bool
|
|
nsDocShell::CanAccessItem(nsIDocShellTreeItem* aTargetItem,
|
|
nsIDocShellTreeItem* aAccessingItem,
|
|
bool aConsiderOpener)
|
|
{
|
|
NS_PRECONDITION(aTargetItem, "Must have target item!");
|
|
|
|
if (!gValidateOrigin || !aAccessingItem) {
|
|
// Good to go
|
|
return true;
|
|
}
|
|
|
|
// XXXbz should we care if aAccessingItem or the document therein is
|
|
// chrome? Should those get extra privileges?
|
|
|
|
// For historical context, see:
|
|
//
|
|
// Bug 13871: Prevent frameset spoofing
|
|
// Bug 103638: Targets with same name in different windows open in wrong
|
|
// window with javascript
|
|
// Bug 408052: Adopt "ancestor" frame navigation policy
|
|
|
|
// Now do a security check.
|
|
//
|
|
// Disallow navigation if the two frames are not part of the same app, or if
|
|
// they have different is-in-browser-element states.
|
|
//
|
|
// Allow navigation if
|
|
// 1) aAccessingItem can script aTargetItem or one of its ancestors in
|
|
// the frame hierarchy or
|
|
// 2) aTargetItem is a top-level frame and aAccessingItem is its descendant
|
|
// 3) aTargetItem is a top-level frame and aAccessingItem can target
|
|
// its opener per rule (1) or (2).
|
|
|
|
if (aTargetItem == aAccessingItem) {
|
|
// A frame is allowed to navigate itself.
|
|
return true;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShell> targetDS = do_QueryInterface(aTargetItem);
|
|
nsCOMPtr<nsIDocShell> accessingDS = do_QueryInterface(aAccessingItem);
|
|
if (!!targetDS != !!accessingDS) {
|
|
// We must be able to convert both or neither to nsIDocShell.
|
|
return false;
|
|
}
|
|
|
|
if (targetDS && accessingDS &&
|
|
(targetDS->GetIsInBrowserElement() !=
|
|
accessingDS->GetIsInBrowserElement() ||
|
|
targetDS->GetAppId() != accessingDS->GetAppId())) {
|
|
return false;
|
|
}
|
|
|
|
// A private document can't access a non-private one, and vice versa.
|
|
if (aTargetItem->GetDocument()->GetLoadContext()->UsePrivateBrowsing() !=
|
|
aAccessingItem->GetDocument()->GetLoadContext()->UsePrivateBrowsing())
|
|
{
|
|
return false;
|
|
}
|
|
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> accessingRoot;
|
|
aAccessingItem->GetSameTypeRootTreeItem(getter_AddRefs(accessingRoot));
|
|
|
|
if (aTargetItem == accessingRoot) {
|
|
// A frame can navigate its root.
|
|
return true;
|
|
}
|
|
|
|
// Check if aAccessingItem can navigate one of aTargetItem's ancestors.
|
|
nsCOMPtr<nsIDocShellTreeItem> target = aTargetItem;
|
|
do {
|
|
if (ValidateOrigin(aAccessingItem, target)) {
|
|
return true;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> parent;
|
|
target->GetSameTypeParent(getter_AddRefs(parent));
|
|
parent.swap(target);
|
|
} while (target);
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> targetRoot;
|
|
aTargetItem->GetSameTypeRootTreeItem(getter_AddRefs(targetRoot));
|
|
|
|
if (aTargetItem != targetRoot) {
|
|
// target is a subframe, not in accessor's frame hierarchy, and all its
|
|
// ancestors have origins different from that of the accessor. Don't
|
|
// allow access.
|
|
return false;
|
|
}
|
|
|
|
if (!aConsiderOpener) {
|
|
// All done here
|
|
return false;
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindow> targetWindow = aTargetItem->GetWindow();
|
|
if (!targetWindow) {
|
|
NS_ERROR("This should not happen, really");
|
|
return false;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMWindow> targetOpener = targetWindow->GetOpener();
|
|
nsCOMPtr<nsIWebNavigation> openerWebNav(do_GetInterface(targetOpener));
|
|
nsCOMPtr<nsIDocShellTreeItem> openerItem(do_QueryInterface(openerWebNav));
|
|
|
|
if (!openerItem) {
|
|
return false;
|
|
}
|
|
|
|
return CanAccessItem(openerItem, aAccessingItem, false);
|
|
}
|
|
|
|
static bool
|
|
ItemIsActive(nsIDocShellTreeItem* aItem)
|
|
{
|
|
if (nsCOMPtr<nsIDOMWindow> window = aItem->GetWindow()) {
|
|
auto* win = static_cast<nsGlobalWindow*>(window.get());
|
|
MOZ_ASSERT(win->IsOuterWindow());
|
|
if (!win->GetClosedOuter()) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::FindItemWithName(const char16_t* aName,
|
|
nsISupports* aRequestor,
|
|
nsIDocShellTreeItem* aOriginalRequestor,
|
|
nsIDocShellTreeItem** aResult)
|
|
{
|
|
NS_ENSURE_ARG(aName);
|
|
NS_ENSURE_ARG_POINTER(aResult);
|
|
|
|
// If we don't find one, we return NS_OK and a null result
|
|
*aResult = nullptr;
|
|
|
|
if (!*aName) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (aRequestor) {
|
|
// If aRequestor is not null we don't need to check special names, so
|
|
// just hand straight off to the search by actual name function.
|
|
return DoFindItemWithName(aName, aRequestor, aOriginalRequestor, aResult);
|
|
} else {
|
|
// This is the entry point into the target-finding algorithm. Check
|
|
// for special names. This should only be done once, hence the check
|
|
// for a null aRequestor.
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> foundItem;
|
|
nsDependentString name(aName);
|
|
if (name.LowerCaseEqualsLiteral("_self")) {
|
|
foundItem = this;
|
|
} else if (name.LowerCaseEqualsLiteral("_blank")) {
|
|
// Just return null. Caller must handle creating a new window with
|
|
// a blank name himself.
|
|
return NS_OK;
|
|
} else if (name.LowerCaseEqualsLiteral("_parent")) {
|
|
GetSameTypeParent(getter_AddRefs(foundItem));
|
|
if (!foundItem) {
|
|
foundItem = this;
|
|
}
|
|
} else if (name.LowerCaseEqualsLiteral("_top")) {
|
|
GetSameTypeRootTreeItem(getter_AddRefs(foundItem));
|
|
NS_ASSERTION(foundItem, "Must have this; worst case it's us!");
|
|
}
|
|
// _main is an IE target which should be case-insensitive but isn't
|
|
// see bug 217886 for details
|
|
else if (name.LowerCaseEqualsLiteral("_content") ||
|
|
name.EqualsLiteral("_main")) {
|
|
// Must pass our same type root as requestor to the
|
|
// treeowner to make sure things work right.
|
|
nsCOMPtr<nsIDocShellTreeItem> root;
|
|
GetSameTypeRootTreeItem(getter_AddRefs(root));
|
|
if (mTreeOwner) {
|
|
NS_ASSERTION(root, "Must have this; worst case it's us!");
|
|
mTreeOwner->FindItemWithName(aName, root, aOriginalRequestor,
|
|
getter_AddRefs(foundItem));
|
|
}
|
|
#ifdef DEBUG
|
|
else {
|
|
NS_ERROR("Someone isn't setting up the tree owner. "
|
|
"You might like to try that. "
|
|
"Things will.....you know, work.");
|
|
// Note: _content should always exist. If we don't have one
|
|
// hanging off the treeowner, just create a named window....
|
|
// so don't return here, in case we did that and can now find
|
|
// it.
|
|
// XXXbz should we be using |root| instead of creating
|
|
// a new window?
|
|
}
|
|
#endif
|
|
} else {
|
|
// Do the search for item by an actual name.
|
|
DoFindItemWithName(aName, aRequestor, aOriginalRequestor,
|
|
getter_AddRefs(foundItem));
|
|
}
|
|
|
|
if (foundItem && !CanAccessItem(foundItem, aOriginalRequestor)) {
|
|
foundItem = nullptr;
|
|
}
|
|
|
|
// DoFindItemWithName only returns active items and we don't check if
|
|
// the item is active for the special cases.
|
|
if (foundItem) {
|
|
foundItem.swap(*aResult);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::DoFindItemWithName(const char16_t* aName,
|
|
nsISupports* aRequestor,
|
|
nsIDocShellTreeItem* aOriginalRequestor,
|
|
nsIDocShellTreeItem** aResult)
|
|
{
|
|
// First we check our name.
|
|
if (mName.Equals(aName) && ItemIsActive(this) &&
|
|
CanAccessItem(this, aOriginalRequestor)) {
|
|
NS_ADDREF(*aResult = this);
|
|
return NS_OK;
|
|
}
|
|
|
|
// This QI may fail, but the places where we want to compare, comparing
|
|
// against nullptr serves the same purpose.
|
|
nsCOMPtr<nsIDocShellTreeItem> reqAsTreeItem(do_QueryInterface(aRequestor));
|
|
|
|
// Second we check our children making sure not to ask a child if
|
|
// it is the aRequestor.
|
|
#ifdef DEBUG
|
|
nsresult rv =
|
|
#endif
|
|
FindChildWithName(aName, true, true, reqAsTreeItem, aOriginalRequestor,
|
|
aResult);
|
|
NS_ASSERTION(NS_SUCCEEDED(rv),
|
|
"FindChildWithName should not be failing here.");
|
|
if (*aResult) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Third if we have a parent and it isn't the requestor then we
|
|
// should ask it to do the search. If it is the requestor we
|
|
// should just stop here and let the parent do the rest. If we
|
|
// don't have a parent, then we should ask the
|
|
// docShellTreeOwner to do the search.
|
|
nsCOMPtr<nsIDocShellTreeItem> parentAsTreeItem =
|
|
do_QueryInterface(GetAsSupports(mParent));
|
|
if (parentAsTreeItem) {
|
|
if (parentAsTreeItem == reqAsTreeItem) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (parentAsTreeItem->ItemType() == mItemType) {
|
|
return parentAsTreeItem->FindItemWithName(
|
|
aName,
|
|
static_cast<nsIDocShellTreeItem*>(this),
|
|
aOriginalRequestor,
|
|
aResult);
|
|
}
|
|
}
|
|
|
|
// If the parent is null or not of the same type fall through and ask tree
|
|
// owner.
|
|
|
|
// This may fail, but comparing against null serves the same purpose
|
|
nsCOMPtr<nsIDocShellTreeOwner> reqAsTreeOwner(do_QueryInterface(aRequestor));
|
|
if (mTreeOwner && mTreeOwner != reqAsTreeOwner) {
|
|
return mTreeOwner->FindItemWithName(aName, this, aOriginalRequestor,
|
|
aResult);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::IsSandboxedFrom(nsIDocShell* aTargetDocShell)
|
|
{
|
|
// If no target then not sandboxed.
|
|
if (!aTargetDocShell) {
|
|
return false;
|
|
}
|
|
|
|
// We cannot be sandboxed from ourselves.
|
|
if (aTargetDocShell == this) {
|
|
return false;
|
|
}
|
|
|
|
// Default the sandbox flags to our flags, so that if we can't retrieve the
|
|
// active document, we will still enforce our own.
|
|
uint32_t sandboxFlags = mSandboxFlags;
|
|
if (mContentViewer) {
|
|
nsCOMPtr<nsIDocument> doc = mContentViewer->GetDocument();
|
|
if (doc) {
|
|
sandboxFlags = doc->GetSandboxFlags();
|
|
}
|
|
}
|
|
|
|
// If no flags, we are not sandboxed at all.
|
|
if (!sandboxFlags) {
|
|
return false;
|
|
}
|
|
|
|
// If aTargetDocShell has an ancestor, it is not top level.
|
|
nsCOMPtr<nsIDocShellTreeItem> ancestorOfTarget;
|
|
aTargetDocShell->GetSameTypeParent(getter_AddRefs(ancestorOfTarget));
|
|
if (ancestorOfTarget) {
|
|
do {
|
|
// We are not sandboxed if we are an ancestor of target.
|
|
if (ancestorOfTarget == this) {
|
|
return false;
|
|
}
|
|
nsCOMPtr<nsIDocShellTreeItem> tempTreeItem;
|
|
ancestorOfTarget->GetSameTypeParent(getter_AddRefs(tempTreeItem));
|
|
tempTreeItem.swap(ancestorOfTarget);
|
|
} while (ancestorOfTarget);
|
|
|
|
// Otherwise, we are sandboxed from aTargetDocShell.
|
|
return true;
|
|
}
|
|
|
|
// aTargetDocShell is top level, are we the "one permitted sandboxed
|
|
// navigator", i.e. did we open aTargetDocShell?
|
|
nsCOMPtr<nsIDocShell> permittedNavigator;
|
|
aTargetDocShell->GetOnePermittedSandboxedNavigator(
|
|
getter_AddRefs(permittedNavigator));
|
|
if (permittedNavigator == this) {
|
|
return false;
|
|
}
|
|
|
|
// If SANDBOXED_TOPLEVEL_NAVIGATION flag is not on, we are not sandboxed
|
|
// from our top.
|
|
if (!(sandboxFlags & SANDBOXED_TOPLEVEL_NAVIGATION)) {
|
|
nsCOMPtr<nsIDocShellTreeItem> rootTreeItem;
|
|
GetSameTypeRootTreeItem(getter_AddRefs(rootTreeItem));
|
|
if (SameCOMIdentity(aTargetDocShell, rootTreeItem)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// Otherwise, we are sandboxed from aTargetDocShell.
|
|
return true;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetTreeOwner(nsIDocShellTreeOwner** aTreeOwner)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aTreeOwner);
|
|
|
|
*aTreeOwner = mTreeOwner;
|
|
NS_IF_ADDREF(*aTreeOwner);
|
|
return NS_OK;
|
|
}
|
|
|
|
#ifdef DEBUG_DOCSHELL_FOCUS
|
|
static void
|
|
PrintDocTree(nsIDocShellTreeItem* aParentNode, int aLevel)
|
|
{
|
|
for (int32_t i = 0; i < aLevel; i++) {
|
|
printf(" ");
|
|
}
|
|
|
|
int32_t childWebshellCount;
|
|
aParentNode->GetChildCount(&childWebshellCount);
|
|
nsCOMPtr<nsIDocShell> parentAsDocShell(do_QueryInterface(aParentNode));
|
|
int32_t type = aParentNode->ItemType();
|
|
nsCOMPtr<nsIPresShell> presShell = parentAsDocShell->GetPresShell();
|
|
RefPtr<nsPresContext> presContext;
|
|
parentAsDocShell->GetPresContext(getter_AddRefs(presContext));
|
|
nsIDocument* doc = presShell->GetDocument();
|
|
|
|
nsCOMPtr<nsIDOMWindow> domwin(doc->GetWindow());
|
|
|
|
nsCOMPtr<nsIWidget> widget;
|
|
nsViewManager* vm = presShell->GetViewManager();
|
|
if (vm) {
|
|
vm->GetWidget(getter_AddRefs(widget));
|
|
}
|
|
dom::Element* rootElement = doc->GetRootElement();
|
|
|
|
printf("DS %p Ty %s Doc %p DW %p EM %p CN %p\n",
|
|
(void*)parentAsDocShell.get(),
|
|
type == nsIDocShellTreeItem::typeChrome ? "Chr" : "Con",
|
|
(void*)doc, (void*)domwin.get(),
|
|
(void*)presContext->EventStateManager(), (void*)rootElement);
|
|
|
|
if (childWebshellCount > 0) {
|
|
for (int32_t i = 0; i < childWebshellCount; i++) {
|
|
nsCOMPtr<nsIDocShellTreeItem> child;
|
|
aParentNode->GetChildAt(i, getter_AddRefs(child));
|
|
PrintDocTree(child, aLevel + 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
PrintDocTree(nsIDocShellTreeItem* aParentNode)
|
|
{
|
|
NS_ASSERTION(aParentNode, "Pointer is null!");
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> parentItem;
|
|
aParentNode->GetParent(getter_AddRefs(parentItem));
|
|
while (parentItem) {
|
|
nsCOMPtr<nsIDocShellTreeItem> tmp;
|
|
parentItem->GetParent(getter_AddRefs(tmp));
|
|
if (!tmp) {
|
|
break;
|
|
}
|
|
parentItem = tmp;
|
|
}
|
|
|
|
if (!parentItem) {
|
|
parentItem = aParentNode;
|
|
}
|
|
|
|
PrintDocTree(parentItem, 0);
|
|
}
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetTreeOwner(nsIDocShellTreeOwner* aTreeOwner)
|
|
{
|
|
#ifdef DEBUG_DOCSHELL_FOCUS
|
|
nsCOMPtr<nsIDocShellTreeItem> item(do_QueryInterface(aTreeOwner));
|
|
if (item) {
|
|
PrintDocTree(item);
|
|
}
|
|
#endif
|
|
|
|
// Don't automatically set the progress based on the tree owner for frames
|
|
if (!IsFrame()) {
|
|
nsCOMPtr<nsIWebProgress> webProgress =
|
|
do_QueryInterface(GetAsSupports(this));
|
|
|
|
if (webProgress) {
|
|
nsCOMPtr<nsIWebProgressListener> oldListener =
|
|
do_QueryInterface(mTreeOwner);
|
|
nsCOMPtr<nsIWebProgressListener> newListener =
|
|
do_QueryInterface(aTreeOwner);
|
|
|
|
if (oldListener) {
|
|
webProgress->RemoveProgressListener(oldListener);
|
|
}
|
|
|
|
if (newListener) {
|
|
webProgress->AddProgressListener(newListener,
|
|
nsIWebProgress::NOTIFY_ALL);
|
|
}
|
|
}
|
|
}
|
|
|
|
mTreeOwner = aTreeOwner; // Weak reference per API
|
|
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShellTreeItem> child = do_QueryObject(iter.GetNext());
|
|
NS_ENSURE_TRUE(child, NS_ERROR_FAILURE);
|
|
|
|
if (child->ItemType() == mItemType) {
|
|
child->SetTreeOwner(aTreeOwner);
|
|
}
|
|
}
|
|
|
|
// Our tree owner has changed. Recompute scriptability.
|
|
//
|
|
// Note that this is near-redundant with the recomputation in
|
|
// SetDocLoaderParent(), but not so for the root DocShell, where the call to
|
|
// SetTreeOwner() happens after the initial AddDocLoaderAsChildOfRoot(),
|
|
// and we never set another parent. Given that this is neither expensive nor
|
|
// performance-critical, let's be safe and unconditionally recompute this
|
|
// state whenever dependent state changes.
|
|
RecomputeCanExecuteScripts();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetChildOffset(uint32_t aChildOffset)
|
|
{
|
|
mChildOffset = aChildOffset;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetHistoryID(uint64_t* aID)
|
|
{
|
|
*aID = mHistoryID;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetIsInUnload(bool* aIsInUnload)
|
|
{
|
|
*aIsInUnload = mFiredUnloadEvent;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetChildCount(int32_t* aChildCount)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aChildCount);
|
|
*aChildCount = mChildList.Length();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::AddChild(nsIDocShellTreeItem* aChild)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aChild);
|
|
|
|
RefPtr<nsDocLoader> childAsDocLoader = GetAsDocLoader(aChild);
|
|
NS_ENSURE_TRUE(childAsDocLoader, NS_ERROR_UNEXPECTED);
|
|
|
|
// Make sure we're not creating a loop in the docshell tree
|
|
nsDocLoader* ancestor = this;
|
|
do {
|
|
if (childAsDocLoader == ancestor) {
|
|
return NS_ERROR_ILLEGAL_VALUE;
|
|
}
|
|
ancestor = ancestor->GetParent();
|
|
} while (ancestor);
|
|
|
|
// Make sure to remove the child from its current parent.
|
|
nsDocLoader* childsParent = childAsDocLoader->GetParent();
|
|
if (childsParent) {
|
|
childsParent->RemoveChildLoader(childAsDocLoader);
|
|
}
|
|
|
|
// Make sure to clear the treeowner in case this child is a different type
|
|
// from us.
|
|
aChild->SetTreeOwner(nullptr);
|
|
|
|
nsresult res = AddChildLoader(childAsDocLoader);
|
|
NS_ENSURE_SUCCESS(res, res);
|
|
NS_ASSERTION(!mChildList.IsEmpty(),
|
|
"child list must not be empty after a successful add");
|
|
|
|
nsCOMPtr<nsIDocShell> childDocShell = do_QueryInterface(aChild);
|
|
bool dynamic = false;
|
|
childDocShell->GetCreatedDynamically(&dynamic);
|
|
if (!dynamic) {
|
|
nsCOMPtr<nsISHEntry> currentSH;
|
|
bool oshe = false;
|
|
GetCurrentSHEntry(getter_AddRefs(currentSH), &oshe);
|
|
if (currentSH) {
|
|
currentSH->HasDynamicallyAddedChild(&dynamic);
|
|
}
|
|
}
|
|
childDocShell->SetChildOffset(dynamic ? -1 : mChildList.Length() - 1);
|
|
|
|
/* Set the child's global history if the parent has one */
|
|
if (mUseGlobalHistory) {
|
|
childDocShell->SetUseGlobalHistory(true);
|
|
}
|
|
|
|
if (aChild->ItemType() != mItemType) {
|
|
return NS_OK;
|
|
}
|
|
|
|
aChild->SetTreeOwner(mTreeOwner);
|
|
|
|
nsCOMPtr<nsIDocShell> childAsDocShell(do_QueryInterface(aChild));
|
|
if (!childAsDocShell) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// charset, style-disabling, and zoom will be inherited in SetupNewViewer()
|
|
|
|
// Now take this document's charset and set the child's parentCharset field
|
|
// to it. We'll later use that field, in the loading process, for the
|
|
// charset choosing algorithm.
|
|
// If we fail, at any point, we just return NS_OK.
|
|
// This code has some performance impact. But this will be reduced when
|
|
// the current charset will finally be stored as an Atom, avoiding the
|
|
// alias resolution extra look-up.
|
|
|
|
// we are NOT going to propagate the charset is this Chrome's docshell
|
|
if (mItemType == nsIDocShellTreeItem::typeChrome) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// get the parent's current charset
|
|
if (!mContentViewer) {
|
|
return NS_OK;
|
|
}
|
|
nsIDocument* doc = mContentViewer->GetDocument();
|
|
if (!doc) {
|
|
return NS_OK;
|
|
}
|
|
|
|
bool isWyciwyg = false;
|
|
|
|
if (mCurrentURI) {
|
|
// Check if the url is wyciwyg
|
|
mCurrentURI->SchemeIs("wyciwyg", &isWyciwyg);
|
|
}
|
|
|
|
if (!isWyciwyg) {
|
|
// If this docshell is loaded from a wyciwyg: URI, don't
|
|
// advertise our charset since it does not in any way reflect
|
|
// the actual source charset, which is what we're trying to
|
|
// expose here.
|
|
|
|
const nsACString& parentCS = doc->GetDocumentCharacterSet();
|
|
int32_t charsetSource = doc->GetDocumentCharacterSetSource();
|
|
// set the child's parentCharset
|
|
childAsDocShell->SetParentCharset(parentCS,
|
|
charsetSource,
|
|
doc->NodePrincipal());
|
|
}
|
|
|
|
// printf("### 1 >>> Adding child. Parent CS = %s. ItemType = %d.\n",
|
|
// NS_LossyConvertUTF16toASCII(parentCS).get(), mItemType);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::RemoveChild(nsIDocShellTreeItem* aChild)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aChild);
|
|
|
|
RefPtr<nsDocLoader> childAsDocLoader = GetAsDocLoader(aChild);
|
|
NS_ENSURE_TRUE(childAsDocLoader, NS_ERROR_UNEXPECTED);
|
|
|
|
nsresult rv = RemoveChildLoader(childAsDocLoader);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
aChild->SetTreeOwner(nullptr);
|
|
|
|
return nsDocLoader::AddDocLoaderAsChildOfRoot(childAsDocLoader);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetChildAt(int32_t aIndex, nsIDocShellTreeItem** aChild)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aChild);
|
|
|
|
#ifdef DEBUG
|
|
if (aIndex < 0) {
|
|
NS_WARNING("Negative index passed to GetChildAt");
|
|
} else if (static_cast<uint32_t>(aIndex) >= mChildList.Length()) {
|
|
NS_WARNING("Too large an index passed to GetChildAt");
|
|
}
|
|
#endif
|
|
|
|
nsIDocumentLoader* child = ChildAt(aIndex);
|
|
NS_ENSURE_TRUE(child, NS_ERROR_UNEXPECTED);
|
|
|
|
return CallQueryInterface(child, aChild);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::FindChildWithName(const char16_t* aName,
|
|
bool aRecurse, bool aSameType,
|
|
nsIDocShellTreeItem* aRequestor,
|
|
nsIDocShellTreeItem* aOriginalRequestor,
|
|
nsIDocShellTreeItem** aResult)
|
|
{
|
|
NS_ENSURE_ARG(aName);
|
|
NS_ENSURE_ARG_POINTER(aResult);
|
|
|
|
// if we don't find one, we return NS_OK and a null result
|
|
*aResult = nullptr;
|
|
|
|
if (!*aName) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsXPIDLString childName;
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShellTreeItem> child = do_QueryObject(iter.GetNext());
|
|
NS_ENSURE_TRUE(child, NS_ERROR_FAILURE);
|
|
int32_t childType = child->ItemType();
|
|
|
|
if (aSameType && (childType != mItemType)) {
|
|
continue;
|
|
}
|
|
|
|
bool childNameEquals = false;
|
|
child->NameEquals(aName, &childNameEquals);
|
|
if (childNameEquals && ItemIsActive(child) &&
|
|
CanAccessItem(child, aOriginalRequestor)) {
|
|
child.swap(*aResult);
|
|
break;
|
|
}
|
|
|
|
// Only ask it to check children if it is same type
|
|
if (childType != mItemType) {
|
|
continue;
|
|
}
|
|
|
|
// Only ask the child if it isn't the requestor
|
|
if (aRecurse && (aRequestor != child)) {
|
|
// See if child contains the shell with the given name
|
|
#ifdef DEBUG
|
|
nsresult rv =
|
|
#endif
|
|
child->FindChildWithName(aName, true, aSameType,
|
|
static_cast<nsIDocShellTreeItem*>(this),
|
|
aOriginalRequestor, aResult);
|
|
NS_ASSERTION(NS_SUCCEEDED(rv), "FindChildWithName should not fail here");
|
|
if (*aResult) {
|
|
// found it
|
|
return NS_OK;
|
|
}
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetChildSHEntry(int32_t aChildOffset, nsISHEntry** aResult)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
|
|
NS_ENSURE_ARG_POINTER(aResult);
|
|
*aResult = nullptr;
|
|
|
|
// A nsISHEntry for a child is *only* available when the parent is in
|
|
// the progress of loading a document too...
|
|
|
|
if (mLSHE) {
|
|
/* Before looking for the subframe's url, check
|
|
* the expiration status of the parent. If the parent
|
|
* has expired from cache, then subframes will not be
|
|
* loaded from history in certain situations.
|
|
*/
|
|
bool parentExpired = false;
|
|
mLSHE->GetExpirationStatus(&parentExpired);
|
|
|
|
/* Get the parent's Load Type so that it can be set on the child too.
|
|
* By default give a loadHistory value
|
|
*/
|
|
uint32_t loadType = nsIDocShellLoadInfo::loadHistory;
|
|
mLSHE->GetLoadType(&loadType);
|
|
// If the user did a shift-reload on this frameset page,
|
|
// we don't want to load the subframes from history.
|
|
if (loadType == nsIDocShellLoadInfo::loadReloadBypassCache ||
|
|
loadType == nsIDocShellLoadInfo::loadReloadBypassProxy ||
|
|
loadType == nsIDocShellLoadInfo::loadReloadBypassProxyAndCache ||
|
|
loadType == nsIDocShellLoadInfo::loadRefresh) {
|
|
return rv;
|
|
}
|
|
|
|
/* If the user pressed reload and the parent frame has expired
|
|
* from cache, we do not want to load the child frame from history.
|
|
*/
|
|
if (parentExpired && (loadType == nsIDocShellLoadInfo::loadReloadNormal)) {
|
|
// The parent has expired. Return null.
|
|
*aResult = nullptr;
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsISHContainer> container(do_QueryInterface(mLSHE));
|
|
if (container) {
|
|
// Get the child subframe from session history.
|
|
rv = container->GetChildAt(aChildOffset, aResult);
|
|
if (*aResult) {
|
|
(*aResult)->SetLoadType(loadType);
|
|
}
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::AddChildSHEntry(nsISHEntry* aCloneRef, nsISHEntry* aNewEntry,
|
|
int32_t aChildOffset, uint32_t aLoadType,
|
|
bool aCloneChildren)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
|
|
if (mLSHE && aLoadType != LOAD_PUSHSTATE) {
|
|
/* You get here if you are currently building a
|
|
* hierarchy ie.,you just visited a frameset page
|
|
*/
|
|
nsCOMPtr<nsISHContainer> container(do_QueryInterface(mLSHE, &rv));
|
|
if (container) {
|
|
if (NS_FAILED(container->ReplaceChild(aNewEntry))) {
|
|
rv = container->AddChild(aNewEntry, aChildOffset);
|
|
}
|
|
}
|
|
} else if (!aCloneRef) {
|
|
/* This is an initial load in some subframe. Just append it if we can */
|
|
nsCOMPtr<nsISHContainer> container(do_QueryInterface(mOSHE, &rv));
|
|
if (container) {
|
|
rv = container->AddChild(aNewEntry, aChildOffset);
|
|
}
|
|
} else {
|
|
rv = AddChildSHEntryInternal(aCloneRef, aNewEntry, aChildOffset,
|
|
aLoadType, aCloneChildren);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::AddChildSHEntryInternal(nsISHEntry* aCloneRef,
|
|
nsISHEntry* aNewEntry,
|
|
int32_t aChildOffset,
|
|
uint32_t aLoadType,
|
|
bool aCloneChildren)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
if (mSessionHistory) {
|
|
/* You are currently in the rootDocShell.
|
|
* You will get here when a subframe has a new url
|
|
* to load and you have walked up the tree all the
|
|
* way to the top to clone the current SHEntry hierarchy
|
|
* and replace the subframe where a new url was loaded with
|
|
* a new entry.
|
|
*/
|
|
int32_t index = -1;
|
|
nsCOMPtr<nsISHEntry> currentHE;
|
|
mSessionHistory->GetIndex(&index);
|
|
if (index < 0) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
rv = mSessionHistory->GetEntryAtIndex(index, false,
|
|
getter_AddRefs(currentHE));
|
|
NS_ENSURE_TRUE(currentHE, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsISHEntry> currentEntry(do_QueryInterface(currentHE));
|
|
if (currentEntry) {
|
|
uint32_t cloneID = 0;
|
|
nsCOMPtr<nsISHEntry> nextEntry;
|
|
aCloneRef->GetID(&cloneID);
|
|
rv = CloneAndReplace(currentEntry, this, cloneID, aNewEntry,
|
|
aCloneChildren, getter_AddRefs(nextEntry));
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsCOMPtr<nsISHistoryInternal> shPrivate =
|
|
do_QueryInterface(mSessionHistory);
|
|
NS_ENSURE_TRUE(shPrivate, NS_ERROR_FAILURE);
|
|
rv = shPrivate->AddEntry(nextEntry, true);
|
|
}
|
|
}
|
|
} else {
|
|
/* Just pass this along */
|
|
nsCOMPtr<nsIDocShell> parent =
|
|
do_QueryInterface(GetAsSupports(mParent), &rv);
|
|
if (parent) {
|
|
rv = static_cast<nsDocShell*>(parent.get())->AddChildSHEntryInternal(
|
|
aCloneRef, aNewEntry, aChildOffset, aLoadType, aCloneChildren);
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::AddChildSHEntryToParent(nsISHEntry* aNewEntry, int32_t aChildOffset,
|
|
bool aCloneChildren)
|
|
{
|
|
/* You will get here when you are in a subframe and
|
|
* a new url has been loaded on you.
|
|
* The mOSHE in this subframe will be the previous url's
|
|
* mOSHE. This mOSHE will be used as the identification
|
|
* for this subframe in the CloneAndReplace function.
|
|
*/
|
|
|
|
// In this case, we will end up calling AddEntry, which increases the
|
|
// current index by 1
|
|
nsCOMPtr<nsISHistory> rootSH;
|
|
GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
if (rootSH) {
|
|
rootSH->GetIndex(&mPreviousTransIndex);
|
|
}
|
|
|
|
nsresult rv;
|
|
nsCOMPtr<nsIDocShell> parent = do_QueryInterface(GetAsSupports(mParent), &rv);
|
|
if (parent) {
|
|
rv = parent->AddChildSHEntry(mOSHE, aNewEntry, aChildOffset, mLoadType,
|
|
aCloneChildren);
|
|
}
|
|
|
|
if (rootSH) {
|
|
rootSH->GetIndex(&mLoadedTransIndex);
|
|
#ifdef DEBUG_PAGE_CACHE
|
|
printf("Previous index: %d, Loaded index: %d\n\n", mPreviousTransIndex,
|
|
mLoadedTransIndex);
|
|
#endif
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetUseGlobalHistory(bool aUseGlobalHistory)
|
|
{
|
|
nsresult rv;
|
|
|
|
mUseGlobalHistory = aUseGlobalHistory;
|
|
|
|
if (!aUseGlobalHistory) {
|
|
mGlobalHistory = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
// No need to initialize mGlobalHistory if IHistory is available.
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (history) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (mGlobalHistory) {
|
|
return NS_OK;
|
|
}
|
|
|
|
mGlobalHistory = do_GetService(NS_GLOBALHISTORY2_CONTRACTID, &rv);
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetUseGlobalHistory(bool* aUseGlobalHistory)
|
|
{
|
|
*aUseGlobalHistory = mUseGlobalHistory;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::RemoveFromSessionHistory()
|
|
{
|
|
nsCOMPtr<nsISHistoryInternal> internalHistory;
|
|
nsCOMPtr<nsISHistory> sessionHistory;
|
|
nsCOMPtr<nsIDocShellTreeItem> root;
|
|
GetSameTypeRootTreeItem(getter_AddRefs(root));
|
|
if (root) {
|
|
nsCOMPtr<nsIWebNavigation> rootAsWebnav = do_QueryInterface(root);
|
|
if (rootAsWebnav) {
|
|
rootAsWebnav->GetSessionHistory(getter_AddRefs(sessionHistory));
|
|
internalHistory = do_QueryInterface(sessionHistory);
|
|
}
|
|
}
|
|
if (!internalHistory) {
|
|
return NS_OK;
|
|
}
|
|
|
|
int32_t index = 0;
|
|
sessionHistory->GetIndex(&index);
|
|
nsAutoTArray<uint64_t, 16> ids;
|
|
ids.AppendElement(mHistoryID);
|
|
internalHistory->RemoveEntries(ids, index);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetCreatedDynamically(bool aDynamic)
|
|
{
|
|
mDynamicallyCreated = aDynamic;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetCreatedDynamically(bool* aDynamic)
|
|
{
|
|
*aDynamic = mDynamicallyCreated;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetCurrentSHEntry(nsISHEntry** aEntry, bool* aOSHE)
|
|
{
|
|
*aOSHE = false;
|
|
*aEntry = nullptr;
|
|
if (mLSHE) {
|
|
NS_ADDREF(*aEntry = mLSHE);
|
|
} else if (mOSHE) {
|
|
NS_ADDREF(*aEntry = mOSHE);
|
|
*aOSHE = true;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsIScriptGlobalObject*
|
|
nsDocShell::GetScriptGlobalObject()
|
|
{
|
|
NS_ENSURE_SUCCESS(EnsureScriptEnvironment(), nullptr);
|
|
return mScriptGlobal;
|
|
}
|
|
|
|
nsIDocument*
|
|
nsDocShell::GetDocument()
|
|
{
|
|
NS_ENSURE_SUCCESS(EnsureContentViewer(), nullptr);
|
|
return mContentViewer->GetDocument();
|
|
}
|
|
|
|
nsPIDOMWindow*
|
|
nsDocShell::GetWindow()
|
|
{
|
|
if (NS_FAILED(EnsureScriptEnvironment())) {
|
|
return nullptr;
|
|
}
|
|
return mScriptGlobal;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetDeviceSizeIsPageSize(bool aValue)
|
|
{
|
|
if (mDeviceSizeIsPageSize != aValue) {
|
|
mDeviceSizeIsPageSize = aValue;
|
|
RefPtr<nsPresContext> presContext;
|
|
GetPresContext(getter_AddRefs(presContext));
|
|
if (presContext) {
|
|
presContext->MediaFeatureValuesChanged(nsRestyleHint(0));
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetDeviceSizeIsPageSize(bool* aValue)
|
|
{
|
|
*aValue = mDeviceSizeIsPageSize;
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsDocShell::ClearFrameHistory(nsISHEntry* aEntry)
|
|
{
|
|
nsCOMPtr<nsISHContainer> shcontainer = do_QueryInterface(aEntry);
|
|
nsCOMPtr<nsISHistory> rootSH;
|
|
GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
nsCOMPtr<nsISHistoryInternal> history = do_QueryInterface(rootSH);
|
|
if (!history || !shcontainer) {
|
|
return;
|
|
}
|
|
|
|
int32_t count = 0;
|
|
shcontainer->GetChildCount(&count);
|
|
nsAutoTArray<uint64_t, 16> ids;
|
|
for (int32_t i = 0; i < count; ++i) {
|
|
nsCOMPtr<nsISHEntry> child;
|
|
shcontainer->GetChildAt(i, getter_AddRefs(child));
|
|
if (child) {
|
|
uint64_t id = 0;
|
|
child->GetDocshellID(&id);
|
|
ids.AppendElement(id);
|
|
}
|
|
}
|
|
int32_t index = 0;
|
|
rootSH->GetIndex(&index);
|
|
history->RemoveEntries(ids, index);
|
|
}
|
|
|
|
//-------------------------------------
|
|
//-- Helper Method for Print discovery
|
|
//-------------------------------------
|
|
bool
|
|
nsDocShell::IsPrintingOrPP(bool aDisplayErrorDialog)
|
|
{
|
|
if (mIsPrintingOrPP && aDisplayErrorDialog) {
|
|
DisplayLoadError(NS_ERROR_DOCUMENT_IS_PRINTMODE, nullptr, nullptr, nullptr);
|
|
}
|
|
|
|
return mIsPrintingOrPP;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::IsNavigationAllowed(bool aDisplayPrintErrorDialog,
|
|
bool aCheckIfUnloadFired)
|
|
{
|
|
bool isAllowed = !IsPrintingOrPP(aDisplayPrintErrorDialog) &&
|
|
(!aCheckIfUnloadFired || !mFiredUnloadEvent);
|
|
if (!isAllowed) {
|
|
return false;
|
|
}
|
|
if (!mContentViewer) {
|
|
return true;
|
|
}
|
|
bool firingBeforeUnload;
|
|
mContentViewer->GetBeforeUnloadFiring(&firingBeforeUnload);
|
|
return !firingBeforeUnload;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsIWebNavigation
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetCanGoBack(bool* aCanGoBack)
|
|
{
|
|
if (!IsNavigationAllowed(false)) {
|
|
*aCanGoBack = false;
|
|
return NS_OK; // JS may not handle returning of an error code
|
|
}
|
|
nsresult rv;
|
|
nsCOMPtr<nsISHistory> rootSH;
|
|
rv = GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
nsCOMPtr<nsIWebNavigation> webnav(do_QueryInterface(rootSH));
|
|
NS_ENSURE_TRUE(webnav, NS_ERROR_FAILURE);
|
|
rv = webnav->GetCanGoBack(aCanGoBack);
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetCanGoForward(bool* aCanGoForward)
|
|
{
|
|
if (!IsNavigationAllowed(false)) {
|
|
*aCanGoForward = false;
|
|
return NS_OK; // JS may not handle returning of an error code
|
|
}
|
|
nsresult rv;
|
|
nsCOMPtr<nsISHistory> rootSH;
|
|
rv = GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
nsCOMPtr<nsIWebNavigation> webnav(do_QueryInterface(rootSH));
|
|
NS_ENSURE_TRUE(webnav, NS_ERROR_FAILURE);
|
|
rv = webnav->GetCanGoForward(aCanGoForward);
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GoBack()
|
|
{
|
|
if (!IsNavigationAllowed()) {
|
|
return NS_OK; // JS may not handle returning of an error code
|
|
}
|
|
nsresult rv;
|
|
nsCOMPtr<nsISHistory> rootSH;
|
|
rv = GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
nsCOMPtr<nsIWebNavigation> webnav(do_QueryInterface(rootSH));
|
|
NS_ENSURE_TRUE(webnav, NS_ERROR_FAILURE);
|
|
rv = webnav->GoBack();
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GoForward()
|
|
{
|
|
if (!IsNavigationAllowed()) {
|
|
return NS_OK; // JS may not handle returning of an error code
|
|
}
|
|
nsresult rv;
|
|
nsCOMPtr<nsISHistory> rootSH;
|
|
rv = GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
nsCOMPtr<nsIWebNavigation> webnav(do_QueryInterface(rootSH));
|
|
NS_ENSURE_TRUE(webnav, NS_ERROR_FAILURE);
|
|
rv = webnav->GoForward();
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GotoIndex(int32_t aIndex)
|
|
{
|
|
if (!IsNavigationAllowed()) {
|
|
return NS_OK; // JS may not handle returning of an error code
|
|
}
|
|
nsresult rv;
|
|
nsCOMPtr<nsISHistory> rootSH;
|
|
rv = GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
nsCOMPtr<nsIWebNavigation> webnav(do_QueryInterface(rootSH));
|
|
NS_ENSURE_TRUE(webnav, NS_ERROR_FAILURE);
|
|
rv = webnav->GotoIndex(aIndex);
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::LoadURI(const char16_t* aURI,
|
|
uint32_t aLoadFlags,
|
|
nsIURI* aReferringURI,
|
|
nsIInputStream* aPostStream,
|
|
nsIInputStream* aHeaderStream)
|
|
{
|
|
return LoadURIWithOptions(aURI, aLoadFlags, aReferringURI,
|
|
mozilla::net::RP_Default, aPostStream,
|
|
aHeaderStream, nullptr);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::LoadURIWithOptions(const char16_t* aURI,
|
|
uint32_t aLoadFlags,
|
|
nsIURI* aReferringURI,
|
|
uint32_t aReferrerPolicy,
|
|
nsIInputStream* aPostStream,
|
|
nsIInputStream* aHeaderStream,
|
|
nsIURI* aBaseURI)
|
|
{
|
|
NS_ASSERTION((aLoadFlags & 0xf) == 0, "Unexpected flags");
|
|
|
|
if (!IsNavigationAllowed()) {
|
|
return NS_OK; // JS may not handle returning of an error code
|
|
}
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsCOMPtr<nsIInputStream> postStream(aPostStream);
|
|
nsresult rv = NS_OK;
|
|
|
|
// Create a URI from our string; if that succeeds, we want to
|
|
// change aLoadFlags to not include the ALLOW_THIRD_PARTY_FIXUP
|
|
// flag.
|
|
|
|
NS_ConvertUTF16toUTF8 uriString(aURI);
|
|
// Cleanup the empty spaces that might be on each end.
|
|
uriString.Trim(" ");
|
|
// Eliminate embedded newlines, which single-line text fields now allow:
|
|
uriString.StripChars("\r\n");
|
|
NS_ENSURE_TRUE(!uriString.IsEmpty(), NS_ERROR_FAILURE);
|
|
|
|
rv = NS_NewURI(getter_AddRefs(uri), uriString);
|
|
if (uri) {
|
|
aLoadFlags &= ~LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP;
|
|
}
|
|
|
|
nsCOMPtr<nsIURIFixupInfo> fixupInfo;
|
|
if (sURIFixup) {
|
|
// Call the fixup object. This will clobber the rv from NS_NewURI
|
|
// above, but that's fine with us. Note that we need to do this even
|
|
// if NS_NewURI returned a URI, because fixup handles nested URIs, etc
|
|
// (things like view-source:mozilla.org for example).
|
|
uint32_t fixupFlags = 0;
|
|
if (aLoadFlags & LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP) {
|
|
fixupFlags |= nsIURIFixup::FIXUP_FLAG_ALLOW_KEYWORD_LOOKUP;
|
|
}
|
|
if (aLoadFlags & LOAD_FLAGS_FIXUP_SCHEME_TYPOS) {
|
|
fixupFlags |= nsIURIFixup::FIXUP_FLAG_FIX_SCHEME_TYPOS;
|
|
}
|
|
nsCOMPtr<nsIInputStream> fixupStream;
|
|
rv = sURIFixup->GetFixupURIInfo(uriString, fixupFlags,
|
|
getter_AddRefs(fixupStream),
|
|
getter_AddRefs(fixupInfo));
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
fixupInfo->GetPreferredURI(getter_AddRefs(uri));
|
|
fixupInfo->SetConsumer(GetAsSupports(this));
|
|
}
|
|
|
|
if (fixupStream) {
|
|
// GetFixupURIInfo only returns a post data stream if it succeeded
|
|
// and changed the URI, in which case we should override the
|
|
// passed-in post data.
|
|
postStream = fixupStream;
|
|
}
|
|
|
|
if (aLoadFlags & LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP) {
|
|
nsCOMPtr<nsIObserverService> serv = services::GetObserverService();
|
|
if (serv) {
|
|
serv->NotifyObservers(fixupInfo, "keyword-uri-fixup", aURI);
|
|
}
|
|
}
|
|
}
|
|
// else no fixup service so just use the URI we created and see
|
|
// what happens
|
|
|
|
if (NS_ERROR_MALFORMED_URI == rv) {
|
|
if (DisplayLoadError(rv, uri, aURI, nullptr) &&
|
|
(aLoadFlags & LOAD_FLAGS_ERROR_LOAD_CHANGES_RV) != 0) {
|
|
return NS_ERROR_LOAD_SHOWED_ERRORPAGE;
|
|
}
|
|
}
|
|
|
|
if (NS_FAILED(rv) || !uri) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
PopupControlState popupState;
|
|
if (aLoadFlags & LOAD_FLAGS_ALLOW_POPUPS) {
|
|
popupState = openAllowed;
|
|
aLoadFlags &= ~LOAD_FLAGS_ALLOW_POPUPS;
|
|
} else {
|
|
popupState = openOverridden;
|
|
}
|
|
nsAutoPopupStatePusher statePusher(popupState);
|
|
|
|
// Don't pass certain flags that aren't needed and end up confusing
|
|
// ConvertLoadTypeToDocShellLoadInfo. We do need to ensure that they are
|
|
// passed to LoadURI though, since it uses them.
|
|
uint32_t extraFlags = (aLoadFlags & EXTRA_LOAD_FLAGS);
|
|
aLoadFlags &= ~EXTRA_LOAD_FLAGS;
|
|
|
|
nsCOMPtr<nsIDocShellLoadInfo> loadInfo;
|
|
rv = CreateLoadInfo(getter_AddRefs(loadInfo));
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
/*
|
|
* If the user "Disables Protection on This Page", we have to make sure to
|
|
* remember the users decision when opening links in child tabs [Bug 906190]
|
|
*/
|
|
uint32_t loadType;
|
|
if (aLoadFlags & LOAD_FLAGS_ALLOW_MIXED_CONTENT) {
|
|
loadType = MAKE_LOAD_TYPE(LOAD_NORMAL_ALLOW_MIXED_CONTENT, aLoadFlags);
|
|
} else {
|
|
loadType = MAKE_LOAD_TYPE(LOAD_NORMAL, aLoadFlags);
|
|
}
|
|
|
|
loadInfo->SetLoadType(ConvertLoadTypeToDocShellLoadInfo(loadType));
|
|
loadInfo->SetPostDataStream(postStream);
|
|
loadInfo->SetReferrer(aReferringURI);
|
|
loadInfo->SetReferrerPolicy(aReferrerPolicy);
|
|
loadInfo->SetHeadersStream(aHeaderStream);
|
|
loadInfo->SetBaseURI(aBaseURI);
|
|
|
|
if (fixupInfo) {
|
|
nsAutoString searchProvider, keyword;
|
|
fixupInfo->GetKeywordProviderName(searchProvider);
|
|
fixupInfo->GetKeywordAsSent(keyword);
|
|
MaybeNotifyKeywordSearchLoading(searchProvider, keyword);
|
|
}
|
|
|
|
rv = LoadURI(uri, loadInfo, extraFlags, true);
|
|
|
|
// Save URI string in case it's needed later when
|
|
// sending to search engine service in EndPageLoad()
|
|
mOriginalUriString = uriString;
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::DisplayLoadError(nsresult aError, nsIURI* aURI,
|
|
const char16_t* aURL,
|
|
nsIChannel* aFailedChannel,
|
|
bool* aDisplayedErrorPage)
|
|
{
|
|
*aDisplayedErrorPage = false;
|
|
// Get prompt and string bundle servcies
|
|
nsCOMPtr<nsIPrompt> prompter;
|
|
nsCOMPtr<nsIStringBundle> stringBundle;
|
|
GetPromptAndStringBundle(getter_AddRefs(prompter),
|
|
getter_AddRefs(stringBundle));
|
|
|
|
NS_ENSURE_TRUE(stringBundle, NS_ERROR_FAILURE);
|
|
NS_ENSURE_TRUE(prompter, NS_ERROR_FAILURE);
|
|
|
|
nsAutoString error;
|
|
const uint32_t kMaxFormatStrArgs = 3;
|
|
nsAutoString formatStrs[kMaxFormatStrArgs];
|
|
uint32_t formatStrCount = 0;
|
|
bool addHostPort = false;
|
|
nsresult rv = NS_OK;
|
|
nsAutoString messageStr;
|
|
nsAutoCString cssClass;
|
|
nsAutoCString errorPage;
|
|
|
|
errorPage.AssignLiteral("neterror");
|
|
|
|
// Turn the error code into a human readable error message.
|
|
if (NS_ERROR_UNKNOWN_PROTOCOL == aError) {
|
|
NS_ENSURE_ARG_POINTER(aURI);
|
|
|
|
// Extract the schemes into a comma delimited list.
|
|
nsAutoCString scheme;
|
|
aURI->GetScheme(scheme);
|
|
CopyASCIItoUTF16(scheme, formatStrs[0]);
|
|
nsCOMPtr<nsINestedURI> nestedURI = do_QueryInterface(aURI);
|
|
while (nestedURI) {
|
|
nsCOMPtr<nsIURI> tempURI;
|
|
nsresult rv2;
|
|
rv2 = nestedURI->GetInnerURI(getter_AddRefs(tempURI));
|
|
if (NS_SUCCEEDED(rv2) && tempURI) {
|
|
tempURI->GetScheme(scheme);
|
|
formatStrs[0].AppendLiteral(", ");
|
|
AppendASCIItoUTF16(scheme, formatStrs[0]);
|
|
}
|
|
nestedURI = do_QueryInterface(tempURI);
|
|
}
|
|
formatStrCount = 1;
|
|
error.AssignLiteral("unknownProtocolFound");
|
|
} else if (NS_ERROR_FILE_NOT_FOUND == aError) {
|
|
NS_ENSURE_ARG_POINTER(aURI);
|
|
error.AssignLiteral("fileNotFound");
|
|
} else if (NS_ERROR_UNKNOWN_HOST == aError) {
|
|
NS_ENSURE_ARG_POINTER(aURI);
|
|
// Get the host
|
|
nsAutoCString host;
|
|
nsCOMPtr<nsIURI> innermostURI = NS_GetInnermostURI(aURI);
|
|
innermostURI->GetHost(host);
|
|
CopyUTF8toUTF16(host, formatStrs[0]);
|
|
formatStrCount = 1;
|
|
error.AssignLiteral("dnsNotFound");
|
|
} else if (NS_ERROR_CONNECTION_REFUSED == aError) {
|
|
NS_ENSURE_ARG_POINTER(aURI);
|
|
addHostPort = true;
|
|
error.AssignLiteral("connectionFailure");
|
|
} else if (NS_ERROR_NET_INTERRUPT == aError) {
|
|
NS_ENSURE_ARG_POINTER(aURI);
|
|
addHostPort = true;
|
|
error.AssignLiteral("netInterrupt");
|
|
} else if (NS_ERROR_NET_TIMEOUT == aError) {
|
|
NS_ENSURE_ARG_POINTER(aURI);
|
|
// Get the host
|
|
nsAutoCString host;
|
|
aURI->GetHost(host);
|
|
CopyUTF8toUTF16(host, formatStrs[0]);
|
|
formatStrCount = 1;
|
|
error.AssignLiteral("netTimeout");
|
|
} else if (NS_ERROR_CSP_FRAME_ANCESTOR_VIOLATION == aError ||
|
|
NS_ERROR_CSP_FORM_ACTION_VIOLATION == aError) {
|
|
// CSP error
|
|
cssClass.AssignLiteral("neterror");
|
|
error.AssignLiteral("cspBlocked");
|
|
} else if (NS_ERROR_GET_MODULE(aError) == NS_ERROR_MODULE_SECURITY) {
|
|
nsCOMPtr<nsINSSErrorsService> nsserr =
|
|
do_GetService(NS_NSS_ERRORS_SERVICE_CONTRACTID);
|
|
|
|
uint32_t errorClass;
|
|
if (!nsserr || NS_FAILED(nsserr->GetErrorClass(aError, &errorClass))) {
|
|
errorClass = nsINSSErrorsService::ERROR_CLASS_SSL_PROTOCOL;
|
|
}
|
|
|
|
nsCOMPtr<nsISupports> securityInfo;
|
|
nsCOMPtr<nsITransportSecurityInfo> tsi;
|
|
if (aFailedChannel) {
|
|
aFailedChannel->GetSecurityInfo(getter_AddRefs(securityInfo));
|
|
}
|
|
tsi = do_QueryInterface(securityInfo);
|
|
if (tsi) {
|
|
uint32_t securityState;
|
|
tsi->GetSecurityState(&securityState);
|
|
if (securityState & nsIWebProgressListener::STATE_USES_SSL_3) {
|
|
error.AssignLiteral("sslv3Used");
|
|
addHostPort = true;
|
|
} else if (securityState & nsIWebProgressListener::STATE_USES_WEAK_CRYPTO) {
|
|
error.AssignLiteral("weakCryptoUsed");
|
|
addHostPort = true;
|
|
} else {
|
|
// Usually we should have aFailedChannel and get a detailed message
|
|
tsi->GetErrorMessage(getter_Copies(messageStr));
|
|
}
|
|
} else {
|
|
// No channel, let's obtain the generic error message
|
|
if (nsserr) {
|
|
nsserr->GetErrorMessage(aError, messageStr);
|
|
}
|
|
}
|
|
if (!messageStr.IsEmpty()) {
|
|
if (errorClass == nsINSSErrorsService::ERROR_CLASS_BAD_CERT) {
|
|
error.AssignLiteral("nssBadCert");
|
|
|
|
// If this is an HTTP Strict Transport Security host or a pinned host
|
|
// and the certificate is bad, don't allow overrides (RFC 6797 section
|
|
// 12.1, HPKP draft spec section 2.6).
|
|
uint32_t flags =
|
|
mInPrivateBrowsing ? nsISocketProvider::NO_PERMANENT_STORAGE : 0;
|
|
bool isStsHost = false;
|
|
bool isPinnedHost = false;
|
|
if (XRE_IsParentProcess()) {
|
|
nsCOMPtr<nsISiteSecurityService> sss =
|
|
do_GetService(NS_SSSERVICE_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = sss->IsSecureURI(nsISiteSecurityService::HEADER_HSTS, aURI,
|
|
flags, &isStsHost);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = sss->IsSecureURI(nsISiteSecurityService::HEADER_HPKP, aURI,
|
|
flags, &isPinnedHost);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
} else {
|
|
mozilla::dom::ContentChild* cc =
|
|
mozilla::dom::ContentChild::GetSingleton();
|
|
mozilla::ipc::URIParams uri;
|
|
SerializeURI(aURI, uri);
|
|
cc->SendIsSecureURI(nsISiteSecurityService::HEADER_HSTS, uri, flags,
|
|
&isStsHost);
|
|
cc->SendIsSecureURI(nsISiteSecurityService::HEADER_HPKP, uri, flags,
|
|
&isPinnedHost);
|
|
}
|
|
|
|
if (Preferences::GetBool(
|
|
"browser.xul.error_pages.expert_bad_cert", false)) {
|
|
cssClass.AssignLiteral("expertBadCert");
|
|
}
|
|
|
|
// HSTS/pinning takes precedence over the expert bad cert pref. We
|
|
// never want to show the "Add Exception" button for these sites.
|
|
// In the future we should differentiate between an HSTS host and a
|
|
// pinned host and display a more informative message to the user.
|
|
if (isStsHost || isPinnedHost) {
|
|
cssClass.AssignLiteral("badStsCert");
|
|
}
|
|
|
|
uint32_t bucketId;
|
|
if (isStsHost) {
|
|
// measuring STS separately allows us to measure click through
|
|
// rates easily
|
|
bucketId = nsISecurityUITelemetry::WARNING_BAD_CERT_TOP_STS;
|
|
} else {
|
|
bucketId = nsISecurityUITelemetry::WARNING_BAD_CERT_TOP;
|
|
}
|
|
|
|
// See if an alternate cert error page is registered
|
|
nsAdoptingCString alternateErrorPage =
|
|
Preferences::GetCString("security.alternate_certificate_error_page");
|
|
if (alternateErrorPage) {
|
|
errorPage.Assign(alternateErrorPage);
|
|
}
|
|
|
|
if (!IsFrame() && errorPage.EqualsIgnoreCase("certerror")) {
|
|
Telemetry::Accumulate(mozilla::Telemetry::SECURITY_UI, bucketId);
|
|
}
|
|
|
|
} else {
|
|
error.AssignLiteral("nssFailure2");
|
|
}
|
|
}
|
|
} else if (NS_ERROR_PHISHING_URI == aError ||
|
|
NS_ERROR_MALWARE_URI == aError ||
|
|
NS_ERROR_UNWANTED_URI == aError ||
|
|
NS_ERROR_FORBIDDEN_URI == aError) {
|
|
nsAutoCString host;
|
|
aURI->GetHost(host);
|
|
CopyUTF8toUTF16(host, formatStrs[0]);
|
|
formatStrCount = 1;
|
|
|
|
// Malware and phishing detectors may want to use an alternate error
|
|
// page, but if the pref's not set, we'll fall back on the standard page
|
|
nsAdoptingCString alternateErrorPage =
|
|
Preferences::GetCString("urlclassifier.alternate_error_page");
|
|
if (alternateErrorPage) {
|
|
errorPage.Assign(alternateErrorPage);
|
|
}
|
|
|
|
uint32_t bucketId;
|
|
bool sendTelemetry = false;
|
|
if (NS_ERROR_PHISHING_URI == aError) {
|
|
sendTelemetry = true;
|
|
error.AssignLiteral("phishingBlocked");
|
|
bucketId = IsFrame() ? nsISecurityUITelemetry::WARNING_PHISHING_PAGE_FRAME
|
|
: nsISecurityUITelemetry::WARNING_PHISHING_PAGE_TOP;
|
|
} else if (NS_ERROR_MALWARE_URI == aError) {
|
|
sendTelemetry = true;
|
|
error.AssignLiteral("malwareBlocked");
|
|
bucketId = IsFrame() ? nsISecurityUITelemetry::WARNING_MALWARE_PAGE_FRAME
|
|
: nsISecurityUITelemetry::WARNING_MALWARE_PAGE_TOP;
|
|
} else if (NS_ERROR_UNWANTED_URI == aError) {
|
|
sendTelemetry = true;
|
|
error.AssignLiteral("unwantedBlocked");
|
|
bucketId = IsFrame() ? nsISecurityUITelemetry::WARNING_UNWANTED_PAGE_FRAME
|
|
: nsISecurityUITelemetry::WARNING_UNWANTED_PAGE_TOP;
|
|
} else if (NS_ERROR_FORBIDDEN_URI == aError) {
|
|
error.AssignLiteral("forbiddenBlocked");
|
|
}
|
|
|
|
if (sendTelemetry && errorPage.EqualsIgnoreCase("blocked")) {
|
|
Telemetry::Accumulate(Telemetry::SECURITY_UI, bucketId);
|
|
}
|
|
|
|
cssClass.AssignLiteral("blacklist");
|
|
} else if (NS_ERROR_CONTENT_CRASHED == aError) {
|
|
errorPage.AssignLiteral("tabcrashed");
|
|
error.AssignLiteral("tabcrashed");
|
|
|
|
nsCOMPtr<EventTarget> handler = mChromeEventHandler;
|
|
if (handler) {
|
|
nsCOMPtr<Element> element = do_QueryInterface(handler);
|
|
element->GetAttribute(NS_LITERAL_STRING("crashedPageTitle"), messageStr);
|
|
}
|
|
|
|
// DisplayLoadError requires a non-empty messageStr to proceed and call
|
|
// LoadErrorPage. If the page doesn't have a title, we will use a blank
|
|
// space which will be trimmed and thus treated as empty by the front-end.
|
|
if (messageStr.IsEmpty()) {
|
|
messageStr.AssignLiteral(MOZ_UTF16(" "));
|
|
}
|
|
} else {
|
|
// Errors requiring simple formatting
|
|
switch (aError) {
|
|
case NS_ERROR_MALFORMED_URI:
|
|
// URI is malformed
|
|
error.AssignLiteral("malformedURI");
|
|
break;
|
|
case NS_ERROR_REDIRECT_LOOP:
|
|
// Doc failed to load because the server generated too many redirects
|
|
error.AssignLiteral("redirectLoop");
|
|
break;
|
|
case NS_ERROR_UNKNOWN_SOCKET_TYPE:
|
|
// Doc failed to load because PSM is not installed
|
|
error.AssignLiteral("unknownSocketType");
|
|
break;
|
|
case NS_ERROR_NET_RESET:
|
|
// Doc failed to load because the server kept reseting the connection
|
|
// before we could read any data from it
|
|
error.AssignLiteral("netReset");
|
|
break;
|
|
case NS_ERROR_DOCUMENT_NOT_CACHED:
|
|
// Doc failed to load because the cache does not contain a copy of
|
|
// the document.
|
|
error.AssignLiteral("notCached");
|
|
break;
|
|
case NS_ERROR_OFFLINE:
|
|
// Doc failed to load because we are offline.
|
|
error.AssignLiteral("netOffline");
|
|
break;
|
|
case NS_ERROR_DOCUMENT_IS_PRINTMODE:
|
|
// Doc navigation attempted while Printing or Print Preview
|
|
error.AssignLiteral("isprinting");
|
|
break;
|
|
case NS_ERROR_PORT_ACCESS_NOT_ALLOWED:
|
|
// Port blocked for security reasons
|
|
addHostPort = true;
|
|
error.AssignLiteral("deniedPortAccess");
|
|
break;
|
|
case NS_ERROR_UNKNOWN_PROXY_HOST:
|
|
// Proxy hostname could not be resolved.
|
|
error.AssignLiteral("proxyResolveFailure");
|
|
break;
|
|
case NS_ERROR_PROXY_CONNECTION_REFUSED:
|
|
// Proxy connection was refused.
|
|
error.AssignLiteral("proxyConnectFailure");
|
|
break;
|
|
case NS_ERROR_INVALID_CONTENT_ENCODING:
|
|
// Bad Content Encoding.
|
|
error.AssignLiteral("contentEncodingError");
|
|
break;
|
|
case NS_ERROR_REMOTE_XUL:
|
|
error.AssignLiteral("remoteXUL");
|
|
break;
|
|
case NS_ERROR_UNSAFE_CONTENT_TYPE:
|
|
// Channel refused to load from an unrecognized content type.
|
|
error.AssignLiteral("unsafeContentType");
|
|
break;
|
|
case NS_ERROR_CORRUPTED_CONTENT:
|
|
// Broken Content Detected. e.g. Content-MD5 check failure.
|
|
error.AssignLiteral("corruptedContentError");
|
|
break;
|
|
case NS_ERROR_INTERCEPTION_FAILED:
|
|
// ServiceWorker intercepted request, but something went wrong.
|
|
error.AssignLiteral("corruptedContentError");
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Test if the error should be displayed
|
|
if (error.IsEmpty()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Test if the error needs to be formatted
|
|
if (!messageStr.IsEmpty()) {
|
|
// already obtained message
|
|
} else {
|
|
if (addHostPort) {
|
|
// Build up the host:port string.
|
|
nsAutoCString hostport;
|
|
if (aURI) {
|
|
aURI->GetHostPort(hostport);
|
|
} else {
|
|
hostport.Assign('?');
|
|
}
|
|
CopyUTF8toUTF16(hostport, formatStrs[formatStrCount++]);
|
|
}
|
|
|
|
nsAutoCString spec;
|
|
rv = NS_ERROR_NOT_AVAILABLE;
|
|
if (aURI) {
|
|
// displaying "file://" is aesthetically unpleasing and could even be
|
|
// confusing to the user
|
|
bool isFileURI = false;
|
|
rv = aURI->SchemeIs("file", &isFileURI);
|
|
if (NS_SUCCEEDED(rv) && isFileURI) {
|
|
aURI->GetPath(spec);
|
|
} else {
|
|
aURI->GetSpec(spec);
|
|
}
|
|
|
|
nsAutoCString charset;
|
|
// unescape and convert from origin charset
|
|
aURI->GetOriginCharset(charset);
|
|
nsCOMPtr<nsITextToSubURI> textToSubURI(
|
|
do_GetService(NS_ITEXTTOSUBURI_CONTRACTID, &rv));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
rv = textToSubURI->UnEscapeURIForUI(charset, spec,
|
|
formatStrs[formatStrCount]);
|
|
}
|
|
} else {
|
|
spec.Assign('?');
|
|
}
|
|
if (NS_FAILED(rv)) {
|
|
CopyUTF8toUTF16(spec, formatStrs[formatStrCount]);
|
|
}
|
|
rv = NS_OK;
|
|
++formatStrCount;
|
|
|
|
const char16_t* strs[kMaxFormatStrArgs];
|
|
for (uint32_t i = 0; i < formatStrCount; i++) {
|
|
strs[i] = formatStrs[i].get();
|
|
}
|
|
nsXPIDLString str;
|
|
rv = stringBundle->FormatStringFromName(error.get(), strs, formatStrCount,
|
|
getter_Copies(str));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
messageStr.Assign(str.get());
|
|
}
|
|
|
|
// Display the error as a page or an alert prompt
|
|
NS_ENSURE_FALSE(messageStr.IsEmpty(), NS_ERROR_FAILURE);
|
|
|
|
if (NS_ERROR_NET_INTERRUPT == aError || NS_ERROR_NET_RESET == aError) {
|
|
bool isSecureURI = false;
|
|
rv = aURI->SchemeIs("https", &isSecureURI);
|
|
if (NS_SUCCEEDED(rv) && isSecureURI) {
|
|
// Maybe TLS intolerant. Treat this as an SSL error.
|
|
error.AssignLiteral("nssFailure2");
|
|
}
|
|
}
|
|
|
|
if (UseErrorPages()) {
|
|
// Display an error page
|
|
nsresult loadedPage = LoadErrorPage(aURI, aURL, errorPage.get(),
|
|
error.get(), messageStr.get(),
|
|
cssClass.get(), aFailedChannel);
|
|
*aDisplayedErrorPage = NS_SUCCEEDED(loadedPage);
|
|
} else {
|
|
// The prompter reqires that our private window has a document (or it
|
|
// asserts). Satisfy that assertion now since GetDoc will force
|
|
// creation of one if it hasn't already been created.
|
|
if (mScriptGlobal) {
|
|
Unused << mScriptGlobal->GetDoc();
|
|
}
|
|
|
|
// Display a message box
|
|
prompter->Alert(nullptr, messageStr.get());
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
#define PREF_SAFEBROWSING_ALLOWOVERRIDE "browser.safebrowsing.allowOverride"
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::LoadErrorPage(nsIURI* aURI, const char16_t* aURL,
|
|
const char* aErrorPage,
|
|
const char16_t* aErrorType,
|
|
const char16_t* aDescription,
|
|
const char* aCSSClass,
|
|
nsIChannel* aFailedChannel)
|
|
{
|
|
#if defined(DEBUG)
|
|
if (MOZ_LOG_TEST(gDocShellLog, LogLevel::Debug)) {
|
|
nsAutoCString spec;
|
|
aURI->GetSpec(spec);
|
|
|
|
nsAutoCString chanName;
|
|
if (aFailedChannel) {
|
|
aFailedChannel->GetName(chanName);
|
|
} else {
|
|
chanName.AssignLiteral("<no channel>");
|
|
}
|
|
|
|
MOZ_LOG(gDocShellLog, LogLevel::Debug,
|
|
("nsDocShell[%p]::LoadErrorPage(\"%s\", \"%s\", {...}, [%s])\n", this,
|
|
spec.get(), NS_ConvertUTF16toUTF8(aURL).get(), chanName.get()));
|
|
}
|
|
#endif
|
|
mFailedChannel = aFailedChannel;
|
|
mFailedURI = aURI;
|
|
mFailedLoadType = mLoadType;
|
|
|
|
if (mLSHE) {
|
|
// Abandon mLSHE's BFCache entry and create a new one. This way, if
|
|
// we go back or forward to another SHEntry with the same doc
|
|
// identifier, the error page won't persist.
|
|
mLSHE->AbandonBFCacheEntry();
|
|
}
|
|
|
|
nsAutoCString url;
|
|
nsAutoCString charset;
|
|
if (aURI) {
|
|
nsresult rv = aURI->GetSpec(url);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = aURI->GetOriginCharset(charset);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
} else if (aURL) {
|
|
CopyUTF16toUTF8(aURL, url);
|
|
} else {
|
|
return NS_ERROR_INVALID_POINTER;
|
|
}
|
|
|
|
// Create a URL to pass all the error information through to the page.
|
|
|
|
#undef SAFE_ESCAPE
|
|
#define SAFE_ESCAPE(cstring, escArg1, escArg2) \
|
|
{ \
|
|
char* s = nsEscape(escArg1, escArg2); \
|
|
if (!s) \
|
|
return NS_ERROR_OUT_OF_MEMORY; \
|
|
cstring.Adopt(s); \
|
|
}
|
|
|
|
nsCString escapedUrl, escapedCharset, escapedError, escapedDescription,
|
|
escapedCSSClass;
|
|
SAFE_ESCAPE(escapedUrl, url.get(), url_Path);
|
|
SAFE_ESCAPE(escapedCharset, charset.get(), url_Path);
|
|
SAFE_ESCAPE(escapedError,
|
|
NS_ConvertUTF16toUTF8(aErrorType).get(), url_Path);
|
|
SAFE_ESCAPE(escapedDescription,
|
|
NS_ConvertUTF16toUTF8(aDescription).get(), url_Path);
|
|
if (aCSSClass) {
|
|
SAFE_ESCAPE(escapedCSSClass, aCSSClass, url_Path);
|
|
}
|
|
nsCString errorPageUrl("about:");
|
|
errorPageUrl.AppendASCII(aErrorPage);
|
|
errorPageUrl.AppendLiteral("?e=");
|
|
|
|
errorPageUrl.AppendASCII(escapedError.get());
|
|
errorPageUrl.AppendLiteral("&u=");
|
|
errorPageUrl.AppendASCII(escapedUrl.get());
|
|
if ((strcmp(aErrorPage, "blocked") == 0) &&
|
|
Preferences::GetBool(PREF_SAFEBROWSING_ALLOWOVERRIDE, true)) {
|
|
errorPageUrl.AppendLiteral("&o=1");
|
|
}
|
|
if (!escapedCSSClass.IsEmpty()) {
|
|
errorPageUrl.AppendLiteral("&s=");
|
|
errorPageUrl.AppendASCII(escapedCSSClass.get());
|
|
}
|
|
errorPageUrl.AppendLiteral("&c=");
|
|
errorPageUrl.AppendASCII(escapedCharset.get());
|
|
|
|
nsAutoCString frameType(FrameTypeToString(mFrameType));
|
|
errorPageUrl.AppendLiteral("&f=");
|
|
errorPageUrl.AppendASCII(frameType.get());
|
|
|
|
// Append the manifest URL if the error comes from an app.
|
|
nsString manifestURL;
|
|
nsresult rv = GetAppManifestURL(manifestURL);
|
|
if (manifestURL.Length() > 0) {
|
|
nsCString manifestParam;
|
|
SAFE_ESCAPE(manifestParam,
|
|
NS_ConvertUTF16toUTF8(manifestURL).get(),
|
|
url_Path);
|
|
errorPageUrl.AppendLiteral("&m=");
|
|
errorPageUrl.AppendASCII(manifestParam.get());
|
|
}
|
|
|
|
// netError.xhtml's getDescription only handles the "d" parameter at the
|
|
// end of the URL, so append it last.
|
|
errorPageUrl.AppendLiteral("&d=");
|
|
errorPageUrl.AppendASCII(escapedDescription.get());
|
|
|
|
nsCOMPtr<nsIURI> errorPageURI;
|
|
rv = NS_NewURI(getter_AddRefs(errorPageURI), errorPageUrl);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return InternalLoad(errorPageURI, nullptr, false, nullptr,
|
|
mozilla::net::RP_Default,
|
|
nullptr, INTERNAL_LOAD_FLAGS_INHERIT_OWNER, nullptr,
|
|
nullptr, NullString(), nullptr, nullptr, LOAD_ERROR_PAGE,
|
|
nullptr, true, NullString(), this, nullptr, nullptr,
|
|
nullptr);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::Reload(uint32_t aReloadFlags)
|
|
{
|
|
if (!IsNavigationAllowed()) {
|
|
return NS_OK; // JS may not handle returning of an error code
|
|
}
|
|
nsresult rv;
|
|
NS_ASSERTION(((aReloadFlags & 0xf) == 0),
|
|
"Reload command not updated to use load flags!");
|
|
NS_ASSERTION((aReloadFlags & EXTRA_LOAD_FLAGS) == 0,
|
|
"Don't pass these flags to Reload");
|
|
|
|
uint32_t loadType = MAKE_LOAD_TYPE(LOAD_RELOAD_NORMAL, aReloadFlags);
|
|
NS_ENSURE_TRUE(IsValidLoadType(loadType), NS_ERROR_INVALID_ARG);
|
|
|
|
// Send notifications to the HistoryListener if any, about the impending
|
|
// reload
|
|
nsCOMPtr<nsISHistory> rootSH;
|
|
rv = GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
nsCOMPtr<nsISHistoryInternal> shistInt(do_QueryInterface(rootSH));
|
|
bool canReload = true;
|
|
if (rootSH) {
|
|
shistInt->NotifyOnHistoryReload(mCurrentURI, aReloadFlags, &canReload);
|
|
}
|
|
|
|
if (!canReload) {
|
|
return NS_OK;
|
|
}
|
|
|
|
/* If you change this part of code, make sure bug 45297 does not re-occur */
|
|
if (mOSHE) {
|
|
rv = LoadHistoryEntry(mOSHE, loadType);
|
|
} else if (mLSHE) { // In case a reload happened before the current load is done
|
|
rv = LoadHistoryEntry(mLSHE, loadType);
|
|
} else {
|
|
nsCOMPtr<nsIDocument> doc(GetDocument());
|
|
|
|
// Do not inherit owner from document
|
|
uint32_t flags = INTERNAL_LOAD_FLAGS_NONE;
|
|
nsAutoString srcdoc;
|
|
nsIPrincipal* principal = nullptr;
|
|
nsAutoString contentTypeHint;
|
|
nsCOMPtr<nsIURI> baseURI;
|
|
nsCOMPtr<nsIURI> originalURI;
|
|
bool loadReplace = false;
|
|
if (doc) {
|
|
principal = doc->NodePrincipal();
|
|
doc->GetContentType(contentTypeHint);
|
|
|
|
if (doc->IsSrcdocDocument()) {
|
|
doc->GetSrcdocData(srcdoc);
|
|
flags |= INTERNAL_LOAD_FLAGS_IS_SRCDOC;
|
|
baseURI = doc->GetBaseURI();
|
|
}
|
|
nsCOMPtr<nsIChannel> chan = doc->GetChannel();
|
|
if (chan) {
|
|
uint32_t loadFlags;
|
|
chan->GetLoadFlags(&loadFlags);
|
|
loadReplace = loadFlags & nsIChannel::LOAD_REPLACE;
|
|
nsCOMPtr<nsIHttpChannel> httpChan(do_QueryInterface(chan));
|
|
if (httpChan) {
|
|
httpChan->GetOriginalURI(getter_AddRefs(originalURI));
|
|
}
|
|
}
|
|
}
|
|
|
|
// Stack variables to ensure changes to the member variables don't affect
|
|
// the call.
|
|
nsCOMPtr<nsIURI> currentURI = mCurrentURI;
|
|
nsCOMPtr<nsIURI> referrerURI = mReferrerURI;
|
|
uint32_t referrerPolicy = mReferrerPolicy;
|
|
rv = InternalLoad(currentURI,
|
|
originalURI,
|
|
loadReplace,
|
|
referrerURI,
|
|
referrerPolicy,
|
|
principal,
|
|
flags,
|
|
nullptr, // No window target
|
|
NS_LossyConvertUTF16toASCII(contentTypeHint).get(),
|
|
NullString(), // No forced download
|
|
nullptr, // No post data
|
|
nullptr, // No headers data
|
|
loadType, // Load type
|
|
nullptr, // No SHEntry
|
|
true,
|
|
srcdoc, // srcdoc argument for iframe
|
|
this, // For reloads we are the source
|
|
baseURI,
|
|
nullptr, // No nsIDocShell
|
|
nullptr); // No nsIRequest
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::Stop(uint32_t aStopFlags)
|
|
{
|
|
// Revoke any pending event related to content viewer restoration
|
|
mRestorePresentationEvent.Revoke();
|
|
|
|
if (mLoadType == LOAD_ERROR_PAGE) {
|
|
if (mLSHE) {
|
|
// Since error page loads never unset mLSHE, do so now
|
|
SetHistoryEntry(&mOSHE, mLSHE);
|
|
SetHistoryEntry(&mLSHE, nullptr);
|
|
}
|
|
|
|
mFailedChannel = nullptr;
|
|
mFailedURI = nullptr;
|
|
}
|
|
|
|
if (nsIWebNavigation::STOP_CONTENT & aStopFlags) {
|
|
// Stop the document loading
|
|
if (mContentViewer) {
|
|
nsCOMPtr<nsIContentViewer> cv = mContentViewer;
|
|
cv->Stop();
|
|
}
|
|
}
|
|
|
|
if (nsIWebNavigation::STOP_NETWORK & aStopFlags) {
|
|
// Suspend any timers that were set for this loader. We'll clear
|
|
// them out for good in CreateContentViewer.
|
|
if (mRefreshURIList) {
|
|
SuspendRefreshURIs();
|
|
mSavedRefreshURIList.swap(mRefreshURIList);
|
|
mRefreshURIList = nullptr;
|
|
}
|
|
|
|
// XXXbz We could also pass |this| to nsIURILoader::Stop. That will
|
|
// just call Stop() on us as an nsIDocumentLoader... We need fewer
|
|
// redundant apis!
|
|
Stop();
|
|
}
|
|
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIWebNavigation> shellAsNav(do_QueryObject(iter.GetNext()));
|
|
if (shellAsNav) {
|
|
shellAsNav->Stop(aStopFlags);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetDocument(nsIDOMDocument** aDocument)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aDocument);
|
|
NS_ENSURE_SUCCESS(EnsureContentViewer(), NS_ERROR_FAILURE);
|
|
|
|
return mContentViewer->GetDOMDocument(aDocument);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetCurrentURI(nsIURI** aURI)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aURI);
|
|
|
|
if (mCurrentURI) {
|
|
return NS_EnsureSafeToReturn(mCurrentURI, aURI);
|
|
}
|
|
|
|
*aURI = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetReferringURI(nsIURI** aURI)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aURI);
|
|
|
|
*aURI = mReferrerURI;
|
|
NS_IF_ADDREF(*aURI);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetSessionHistory(nsISHistory* aSessionHistory)
|
|
{
|
|
NS_ENSURE_TRUE(aSessionHistory, NS_ERROR_FAILURE);
|
|
// make sure that we are the root docshell and
|
|
// set a handle to root docshell in SH.
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> root;
|
|
/* Get the root docshell. If *this* is the root docshell
|
|
* then save a handle to *this* in SH. SH needs it to do
|
|
* traversions thro' its entries
|
|
*/
|
|
GetSameTypeRootTreeItem(getter_AddRefs(root));
|
|
NS_ENSURE_TRUE(root, NS_ERROR_FAILURE);
|
|
if (root.get() == static_cast<nsIDocShellTreeItem*>(this)) {
|
|
mSessionHistory = aSessionHistory;
|
|
nsCOMPtr<nsISHistoryInternal> shPrivate =
|
|
do_QueryInterface(mSessionHistory);
|
|
NS_ENSURE_TRUE(shPrivate, NS_ERROR_FAILURE);
|
|
shPrivate->SetRootDocShell(this);
|
|
return NS_OK;
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetSessionHistory(nsISHistory** aSessionHistory)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aSessionHistory);
|
|
*aSessionHistory = mSessionHistory;
|
|
NS_IF_ADDREF(*aSessionHistory);
|
|
return NS_OK;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsIWebPageDescriptor
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::LoadPage(nsISupports* aPageDescriptor, uint32_t aDisplayType)
|
|
{
|
|
nsCOMPtr<nsISHEntry> shEntryIn(do_QueryInterface(aPageDescriptor));
|
|
|
|
// Currently, the opaque 'page descriptor' is an nsISHEntry...
|
|
if (!shEntryIn) {
|
|
return NS_ERROR_INVALID_POINTER;
|
|
}
|
|
|
|
// Now clone shEntryIn, since we might end up modifying it later on, and we
|
|
// want a page descriptor to be reusable.
|
|
nsCOMPtr<nsISHEntry> shEntry;
|
|
nsresult rv = shEntryIn->Clone(getter_AddRefs(shEntry));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Give our cloned shEntry a new bfcache entry so this load is independent
|
|
// of all other loads. (This is important, in particular, for bugs 582795
|
|
// and 585298.)
|
|
rv = shEntry->AbandonBFCacheEntry();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
//
|
|
// load the page as view-source
|
|
//
|
|
if (nsIWebPageDescriptor::DISPLAY_AS_SOURCE == aDisplayType) {
|
|
nsCOMPtr<nsIURI> oldUri, newUri;
|
|
nsCString spec, newSpec;
|
|
|
|
// Create a new view-source URI and replace the original.
|
|
rv = shEntry->GetURI(getter_AddRefs(oldUri));
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
oldUri->GetSpec(spec);
|
|
newSpec.AppendLiteral("view-source:");
|
|
newSpec.Append(spec);
|
|
|
|
rv = NS_NewURI(getter_AddRefs(newUri), newSpec);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
shEntry->SetURI(newUri);
|
|
shEntry->SetOriginalURI(nullptr);
|
|
}
|
|
|
|
rv = LoadHistoryEntry(shEntry, LOAD_HISTORY);
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetCurrentDescriptor(nsISupports** aPageDescriptor)
|
|
{
|
|
NS_PRECONDITION(aPageDescriptor, "Null out param?");
|
|
|
|
*aPageDescriptor = nullptr;
|
|
|
|
nsISHEntry* src = mOSHE ? mOSHE : mLSHE;
|
|
if (src) {
|
|
nsCOMPtr<nsISHEntry> dest;
|
|
|
|
nsresult rv = src->Clone(getter_AddRefs(dest));
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
// null out inappropriate cloned attributes...
|
|
dest->SetParent(nullptr);
|
|
dest->SetIsSubFrame(false);
|
|
|
|
return CallQueryInterface(dest, aPageDescriptor);
|
|
}
|
|
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsIBaseWindow
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::InitWindow(nativeWindow aParentNativeWindow,
|
|
nsIWidget* aParentWidget, int32_t aX, int32_t aY,
|
|
int32_t aWidth, int32_t aHeight)
|
|
{
|
|
SetParentWidget(aParentWidget);
|
|
SetPositionAndSize(aX, aY, aWidth, aHeight, 0);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::Create()
|
|
{
|
|
if (mCreated) {
|
|
// We've already been created
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_ASSERTION(mItemType == typeContent || mItemType == typeChrome,
|
|
"Unexpected item type in docshell");
|
|
|
|
NS_ENSURE_TRUE(Preferences::GetRootBranch(), NS_ERROR_FAILURE);
|
|
mCreated = true;
|
|
|
|
if (gValidateOrigin == 0xffffffff) {
|
|
// Check pref to see if we should prevent frameset spoofing
|
|
gValidateOrigin =
|
|
Preferences::GetBool("browser.frame.validate_origin", true);
|
|
}
|
|
|
|
// Should we use XUL error pages instead of alerts if possible?
|
|
mUseErrorPages =
|
|
Preferences::GetBool("browser.xul.error_pages.enabled", mUseErrorPages);
|
|
|
|
if (!gAddedPreferencesVarCache) {
|
|
Preferences::AddBoolVarCache(&sUseErrorPages,
|
|
"browser.xul.error_pages.enabled",
|
|
mUseErrorPages);
|
|
gAddedPreferencesVarCache = true;
|
|
}
|
|
|
|
mDeviceSizeIsPageSize =
|
|
Preferences::GetBool("docshell.device_size_is_page_size",
|
|
mDeviceSizeIsPageSize);
|
|
|
|
nsCOMPtr<nsIObserverService> serv = services::GetObserverService();
|
|
if (serv) {
|
|
const char* msg = mItemType == typeContent ?
|
|
NS_WEBNAVIGATION_CREATE : NS_CHROME_WEBNAVIGATION_CREATE;
|
|
serv->NotifyObservers(GetAsSupports(this), msg, nullptr);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::Destroy()
|
|
{
|
|
NS_ASSERTION(mItemType == typeContent || mItemType == typeChrome,
|
|
"Unexpected item type in docshell");
|
|
|
|
if (!mIsBeingDestroyed) {
|
|
nsCOMPtr<nsIObserverService> serv = services::GetObserverService();
|
|
if (serv) {
|
|
const char* msg = mItemType == typeContent ?
|
|
NS_WEBNAVIGATION_DESTROY : NS_CHROME_WEBNAVIGATION_DESTROY;
|
|
serv->NotifyObservers(GetAsSupports(this), msg, nullptr);
|
|
}
|
|
}
|
|
|
|
mIsBeingDestroyed = true;
|
|
|
|
// Make sure we don't record profile timeline markers anymore
|
|
SetRecordProfileTimelineMarkers(false);
|
|
|
|
// Remove our pref observers
|
|
if (mObserveErrorPages) {
|
|
mObserveErrorPages = false;
|
|
}
|
|
|
|
// Make sure to blow away our mLoadingURI just in case. No loads
|
|
// from inside this pagehide.
|
|
mLoadingURI = nullptr;
|
|
|
|
// Fire unload event before we blow anything away.
|
|
(void)FirePageHideNotification(true);
|
|
|
|
// Clear pointers to any detached nsEditorData that's lying
|
|
// around in shistory entries. Breaks cycle. See bug 430921.
|
|
if (mOSHE) {
|
|
mOSHE->SetEditorData(nullptr);
|
|
}
|
|
if (mLSHE) {
|
|
mLSHE->SetEditorData(nullptr);
|
|
}
|
|
|
|
// Note: mContentListener can be null if Init() failed and we're being
|
|
// called from the destructor.
|
|
if (mContentListener) {
|
|
mContentListener->DropDocShellReference();
|
|
mContentListener->SetParentContentListener(nullptr);
|
|
// Note that we do NOT set mContentListener to null here; that
|
|
// way if someone tries to do a load in us after this point
|
|
// the nsDSURIContentListener will block it. All of which
|
|
// means that we should do this before calling Stop(), of
|
|
// course.
|
|
}
|
|
|
|
// Stop any URLs that are currently being loaded...
|
|
Stop(nsIWebNavigation::STOP_ALL);
|
|
|
|
mEditorData = nullptr;
|
|
|
|
mTransferableHookData = nullptr;
|
|
|
|
// Save the state of the current document, before destroying the window.
|
|
// This is needed to capture the state of a frameset when the new document
|
|
// causes the frameset to be destroyed...
|
|
PersistLayoutHistoryState();
|
|
|
|
// Remove this docshell from its parent's child list
|
|
nsCOMPtr<nsIDocShellTreeItem> docShellParentAsItem =
|
|
do_QueryInterface(GetAsSupports(mParent));
|
|
if (docShellParentAsItem) {
|
|
docShellParentAsItem->RemoveChild(this);
|
|
}
|
|
|
|
if (mContentViewer) {
|
|
mContentViewer->Close(nullptr);
|
|
mContentViewer->Destroy();
|
|
mContentViewer = nullptr;
|
|
}
|
|
|
|
nsDocLoader::Destroy();
|
|
|
|
mParentWidget = nullptr;
|
|
mCurrentURI = nullptr;
|
|
|
|
if (mScriptGlobal) {
|
|
mScriptGlobal->DetachFromDocShell();
|
|
mScriptGlobal = nullptr;
|
|
}
|
|
|
|
if (mSessionHistory) {
|
|
// We want to destroy these content viewers now rather than
|
|
// letting their destruction wait for the session history
|
|
// entries to get garbage collected. (Bug 488394)
|
|
nsCOMPtr<nsISHistoryInternal> shPrivate =
|
|
do_QueryInterface(mSessionHistory);
|
|
if (shPrivate) {
|
|
shPrivate->EvictAllContentViewers();
|
|
}
|
|
mSessionHistory = nullptr;
|
|
}
|
|
|
|
SetTreeOwner(nullptr);
|
|
|
|
mOnePermittedSandboxedNavigator = nullptr;
|
|
|
|
// required to break ref cycle
|
|
mSecurityUI = nullptr;
|
|
|
|
// Cancel any timers that were set for this docshell; this is needed
|
|
// to break the cycle between us and the timers.
|
|
CancelRefreshURITimers();
|
|
|
|
if (mInPrivateBrowsing) {
|
|
mInPrivateBrowsing = false;
|
|
if (mAffectPrivateSessionLifetime) {
|
|
DecreasePrivateDocShellCount();
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetUnscaledDevicePixelsPerCSSPixel(double* aScale)
|
|
{
|
|
if (mParentWidget) {
|
|
*aScale = mParentWidget->GetDefaultScale().scale;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIBaseWindow> ownerWindow(do_QueryInterface(mTreeOwner));
|
|
if (ownerWindow) {
|
|
return ownerWindow->GetUnscaledDevicePixelsPerCSSPixel(aScale);
|
|
}
|
|
|
|
*aScale = 1.0;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetPosition(int32_t aX, int32_t aY)
|
|
{
|
|
mBounds.x = aX;
|
|
mBounds.y = aY;
|
|
|
|
if (mContentViewer) {
|
|
NS_ENSURE_SUCCESS(mContentViewer->Move(aX, aY), NS_ERROR_FAILURE);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetPosition(int32_t* aX, int32_t* aY)
|
|
{
|
|
return GetPositionAndSize(aX, aY, nullptr, nullptr);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetSize(int32_t aWidth, int32_t aHeight, bool aRepaint)
|
|
{
|
|
int32_t x = 0, y = 0;
|
|
GetPosition(&x, &y);
|
|
return SetPositionAndSize(x, y, aWidth, aHeight,
|
|
aRepaint ? nsIBaseWindow::eRepaint : 0);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetSize(int32_t* aWidth, int32_t* aHeight)
|
|
{
|
|
return GetPositionAndSize(nullptr, nullptr, aWidth, aHeight);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetPositionAndSize(int32_t aX, int32_t aY, int32_t aWidth,
|
|
int32_t aHeight, uint32_t aFlags)
|
|
{
|
|
mBounds.x = aX;
|
|
mBounds.y = aY;
|
|
mBounds.width = aWidth;
|
|
mBounds.height = aHeight;
|
|
|
|
// Hold strong ref, since SetBounds can make us null out mContentViewer
|
|
nsCOMPtr<nsIContentViewer> viewer = mContentViewer;
|
|
if (viewer) {
|
|
uint32_t cvflags = (aFlags & nsIBaseWindow::eDelayResize) ?
|
|
nsIContentViewer::eDelayResize : 0;
|
|
// XXX Border figured in here or is that handled elsewhere?
|
|
nsresult rv = viewer->SetBoundsWithFlags(mBounds, cvflags);
|
|
NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetPositionAndSize(int32_t* aX, int32_t* aY, int32_t* aWidth,
|
|
int32_t* aHeight)
|
|
{
|
|
if (mParentWidget) {
|
|
// ensure size is up-to-date if window has changed resolution
|
|
LayoutDeviceIntRect r;
|
|
mParentWidget->GetClientBounds(r);
|
|
SetPositionAndSize(mBounds.x, mBounds.y, r.width, r.height, 0);
|
|
}
|
|
|
|
// We should really consider just getting this information from
|
|
// our window instead of duplicating the storage and code...
|
|
if (aWidth || aHeight) {
|
|
// Caller wants to know our size; make sure to give them up to
|
|
// date information.
|
|
nsCOMPtr<nsIDocument> doc(do_GetInterface(GetAsSupports(mParent)));
|
|
if (doc) {
|
|
doc->FlushPendingNotifications(Flush_Layout);
|
|
}
|
|
}
|
|
|
|
DoGetPositionAndSize(aX, aY, aWidth, aHeight);
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsDocShell::DoGetPositionAndSize(int32_t* aX, int32_t* aY, int32_t* aWidth,
|
|
int32_t* aHeight)
|
|
{
|
|
if (aX) {
|
|
*aX = mBounds.x;
|
|
}
|
|
if (aY) {
|
|
*aY = mBounds.y;
|
|
}
|
|
if (aWidth) {
|
|
*aWidth = mBounds.width;
|
|
}
|
|
if (aHeight) {
|
|
*aHeight = mBounds.height;
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::Repaint(bool aForce)
|
|
{
|
|
nsCOMPtr<nsIPresShell> presShell = GetPresShell();
|
|
NS_ENSURE_TRUE(presShell, NS_ERROR_FAILURE);
|
|
|
|
nsViewManager* viewManager = presShell->GetViewManager();
|
|
NS_ENSURE_TRUE(viewManager, NS_ERROR_FAILURE);
|
|
|
|
viewManager->InvalidateAllViews();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetParentWidget(nsIWidget** aParentWidget)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aParentWidget);
|
|
|
|
*aParentWidget = mParentWidget;
|
|
NS_IF_ADDREF(*aParentWidget);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetParentWidget(nsIWidget* aParentWidget)
|
|
{
|
|
mParentWidget = aParentWidget;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetParentNativeWindow(nativeWindow* aParentNativeWindow)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aParentNativeWindow);
|
|
|
|
if (mParentWidget) {
|
|
*aParentNativeWindow = mParentWidget->GetNativeData(NS_NATIVE_WIDGET);
|
|
} else {
|
|
*aParentNativeWindow = nullptr;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetParentNativeWindow(nativeWindow aParentNativeWindow)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetNativeHandle(nsAString& aNativeHandle)
|
|
{
|
|
// the nativeHandle should be accessed from nsIXULWindow
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetVisibility(bool* aVisibility)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aVisibility);
|
|
|
|
*aVisibility = false;
|
|
|
|
if (!mContentViewer) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIPresShell> presShell = GetPresShell();
|
|
if (!presShell) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// get the view manager
|
|
nsViewManager* vm = presShell->GetViewManager();
|
|
NS_ENSURE_TRUE(vm, NS_ERROR_FAILURE);
|
|
|
|
// get the root view
|
|
nsView* view = vm->GetRootView(); // views are not ref counted
|
|
NS_ENSURE_TRUE(view, NS_ERROR_FAILURE);
|
|
|
|
// if our root view is hidden, we are not visible
|
|
if (view->GetVisibility() == nsViewVisibility_kHide) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// otherwise, we must walk up the document and view trees checking
|
|
// for a hidden view, unless we're an off screen browser, which
|
|
// would make this test meaningless.
|
|
|
|
RefPtr<nsDocShell> docShell = this;
|
|
RefPtr<nsDocShell> parentItem = docShell->GetParentDocshell();
|
|
while (parentItem) {
|
|
presShell = docShell->GetPresShell();
|
|
|
|
nsCOMPtr<nsIPresShell> pPresShell = parentItem->GetPresShell();
|
|
|
|
// Null-check for crash in bug 267804
|
|
if (!pPresShell) {
|
|
NS_NOTREACHED("parent docshell has null pres shell");
|
|
return NS_OK;
|
|
}
|
|
|
|
vm = presShell->GetViewManager();
|
|
if (vm) {
|
|
view = vm->GetRootView();
|
|
}
|
|
|
|
if (view) {
|
|
view = view->GetParent(); // anonymous inner view
|
|
if (view) {
|
|
view = view->GetParent(); // subdocumentframe's view
|
|
}
|
|
}
|
|
|
|
nsIFrame* frame = view ? view->GetFrame() : nullptr;
|
|
bool isDocShellOffScreen = false;
|
|
docShell->GetIsOffScreenBrowser(&isDocShellOffScreen);
|
|
if (frame &&
|
|
!frame->IsVisibleConsideringAncestors(
|
|
nsIFrame::VISIBILITY_CROSS_CHROME_CONTENT_BOUNDARY) &&
|
|
!isDocShellOffScreen) {
|
|
return NS_OK;
|
|
}
|
|
|
|
docShell = parentItem;
|
|
parentItem = docShell->GetParentDocshell();
|
|
}
|
|
|
|
nsCOMPtr<nsIBaseWindow> treeOwnerAsWin(do_QueryInterface(mTreeOwner));
|
|
if (!treeOwnerAsWin) {
|
|
*aVisibility = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
// Check with the tree owner as well to give embedders a chance to
|
|
// expose visibility as well.
|
|
return treeOwnerAsWin->GetVisibility(aVisibility);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetIsOffScreenBrowser(bool aIsOffScreen)
|
|
{
|
|
mIsOffScreenBrowser = aIsOffScreen;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetIsOffScreenBrowser(bool* aIsOffScreen)
|
|
{
|
|
*aIsOffScreen = mIsOffScreenBrowser;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetIsActiveAndForeground(bool aIsActive)
|
|
{
|
|
return SetIsActiveInternal(aIsActive, false);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetIsActive(bool aIsActive)
|
|
{
|
|
return SetIsActiveInternal(aIsActive, true);
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::SetIsActiveInternal(bool aIsActive, bool aIsHidden)
|
|
{
|
|
// We disallow setting active on chrome docshells.
|
|
if (mItemType == nsIDocShellTreeItem::typeChrome) {
|
|
return NS_ERROR_INVALID_ARG;
|
|
}
|
|
|
|
// Keep track ourselves.
|
|
mIsActive = aIsActive;
|
|
|
|
// Tell the PresShell about it.
|
|
nsCOMPtr<nsIPresShell> pshell = GetPresShell();
|
|
if (pshell) {
|
|
pshell->SetIsActive(aIsActive, aIsHidden);
|
|
}
|
|
|
|
// Tell the window about it
|
|
if (mScriptGlobal) {
|
|
mScriptGlobal->SetIsBackground(!aIsActive);
|
|
if (nsCOMPtr<nsIDocument> doc = mScriptGlobal->GetExtantDoc()) {
|
|
// Update orientation when the top-level browsing context becomes active.
|
|
// We make an exception for apps because they currently rely on
|
|
// orientation locks persisting across browsing contexts.
|
|
if (aIsActive && !GetIsApp()) {
|
|
nsCOMPtr<nsIDocShellTreeItem> parent;
|
|
GetSameTypeParent(getter_AddRefs(parent));
|
|
if (!parent) {
|
|
// We only care about the top-level browsing context.
|
|
uint16_t orientation = OrientationLock();
|
|
ScreenOrientation::UpdateActiveOrientationLock(orientation);
|
|
}
|
|
}
|
|
|
|
doc->PostVisibilityUpdateEvent();
|
|
}
|
|
}
|
|
|
|
// Recursively tell all of our children, but don't tell <iframe mozbrowser>
|
|
// children; they handle their state separately.
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShell> docshell = do_QueryObject(iter.GetNext());
|
|
if (!docshell) {
|
|
continue;
|
|
}
|
|
|
|
if (!docshell->GetIsBrowserOrApp()) {
|
|
if (aIsHidden) {
|
|
docshell->SetIsActive(aIsActive);
|
|
} else {
|
|
docshell->SetIsActiveAndForeground(aIsActive);
|
|
}
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetIsActive(bool* aIsActive)
|
|
{
|
|
*aIsActive = mIsActive;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetIsPrerendered(bool aPrerendered)
|
|
{
|
|
MOZ_ASSERT(!aPrerendered || !mIsPrerendered,
|
|
"SetIsPrerendered(true) called on already prerendered docshell");
|
|
mIsPrerendered = aPrerendered;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetIsPrerendered(bool* aIsPrerendered)
|
|
{
|
|
*aIsPrerendered = mIsPrerendered;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetIsAppTab(bool aIsAppTab)
|
|
{
|
|
mIsAppTab = aIsAppTab;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetIsAppTab(bool* aIsAppTab)
|
|
{
|
|
*aIsAppTab = mIsAppTab;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetSandboxFlags(uint32_t aSandboxFlags)
|
|
{
|
|
mSandboxFlags = aSandboxFlags;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetSandboxFlags(uint32_t* aSandboxFlags)
|
|
{
|
|
*aSandboxFlags = mSandboxFlags;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetOnePermittedSandboxedNavigator(nsIDocShell* aSandboxedNavigator)
|
|
{
|
|
if (mOnePermittedSandboxedNavigator) {
|
|
NS_ERROR("One Permitted Sandboxed Navigator should only be set once.");
|
|
return NS_OK;
|
|
}
|
|
|
|
mOnePermittedSandboxedNavigator = do_GetWeakReference(aSandboxedNavigator);
|
|
NS_ASSERTION(mOnePermittedSandboxedNavigator,
|
|
"One Permitted Sandboxed Navigator must support weak references.");
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetOnePermittedSandboxedNavigator(nsIDocShell** aSandboxedNavigator)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aSandboxedNavigator);
|
|
nsCOMPtr<nsIDocShell> permittedNavigator =
|
|
do_QueryReferent(mOnePermittedSandboxedNavigator);
|
|
permittedNavigator.forget(aSandboxedNavigator);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetDefaultLoadFlags(uint32_t aDefaultLoadFlags)
|
|
{
|
|
mDefaultLoadFlags = aDefaultLoadFlags;
|
|
|
|
// Tell the load group to set these flags all requests in the group
|
|
if (mLoadGroup) {
|
|
mLoadGroup->SetDefaultLoadFlags(aDefaultLoadFlags);
|
|
} else {
|
|
NS_WARNING("nsDocShell::SetDefaultLoadFlags has no loadGroup to propagate the flags to");
|
|
}
|
|
|
|
// Recursively tell all of our children. We *do not* skip
|
|
// <iframe mozbrowser> children - if someone sticks custom flags in this
|
|
// docShell then they too get the same flags.
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShell> docshell = do_QueryObject(iter.GetNext());
|
|
if (!docshell) {
|
|
continue;
|
|
}
|
|
docshell->SetDefaultLoadFlags(aDefaultLoadFlags);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetDefaultLoadFlags(uint32_t* aDefaultLoadFlags)
|
|
{
|
|
*aDefaultLoadFlags = mDefaultLoadFlags;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetMixedContentChannel(nsIChannel* aMixedContentChannel)
|
|
{
|
|
#ifdef DEBUG
|
|
// if the channel is non-null
|
|
if (aMixedContentChannel) {
|
|
// Get the root docshell.
|
|
nsCOMPtr<nsIDocShellTreeItem> root;
|
|
GetSameTypeRootTreeItem(getter_AddRefs(root));
|
|
NS_WARN_IF_FALSE(root.get() == static_cast<nsIDocShellTreeItem*>(this),
|
|
"Setting mMixedContentChannel on a docshell that is not "
|
|
"the root docshell");
|
|
}
|
|
#endif
|
|
mMixedContentChannel = aMixedContentChannel;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetFailedChannel(nsIChannel** aFailedChannel)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aFailedChannel);
|
|
nsIDocument* doc = GetDocument();
|
|
if (!doc) {
|
|
*aFailedChannel = nullptr;
|
|
return NS_OK;
|
|
}
|
|
NS_IF_ADDREF(*aFailedChannel = doc->GetFailedChannel());
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetMixedContentChannel(nsIChannel** aMixedContentChannel)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aMixedContentChannel);
|
|
NS_IF_ADDREF(*aMixedContentChannel = mMixedContentChannel);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAllowMixedContentAndConnectionData(bool* aRootHasSecureConnection,
|
|
bool* aAllowMixedContent,
|
|
bool* aIsRootDocShell)
|
|
{
|
|
*aRootHasSecureConnection = true;
|
|
*aAllowMixedContent = false;
|
|
*aIsRootDocShell = false;
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> sameTypeRoot;
|
|
GetSameTypeRootTreeItem(getter_AddRefs(sameTypeRoot));
|
|
NS_ASSERTION(sameTypeRoot,
|
|
"No document shell root tree item from document shell tree item!");
|
|
*aIsRootDocShell =
|
|
sameTypeRoot.get() == static_cast<nsIDocShellTreeItem*>(this);
|
|
|
|
// now get the document from sameTypeRoot
|
|
nsCOMPtr<nsIDocument> rootDoc = sameTypeRoot->GetDocument();
|
|
if (rootDoc) {
|
|
nsCOMPtr<nsIPrincipal> rootPrincipal = rootDoc->NodePrincipal();
|
|
|
|
// For things with system principal (e.g. scratchpad) there is no uri
|
|
// aRootHasSecureConnection should be false.
|
|
nsCOMPtr<nsIURI> rootUri;
|
|
if (nsContentUtils::IsSystemPrincipal(rootPrincipal) ||
|
|
NS_FAILED(rootPrincipal->GetURI(getter_AddRefs(rootUri))) || !rootUri ||
|
|
NS_FAILED(rootUri->SchemeIs("https", aRootHasSecureConnection))) {
|
|
*aRootHasSecureConnection = false;
|
|
}
|
|
|
|
// Check the root doc's channel against the root docShell's
|
|
// mMixedContentChannel to see if they are the same. If they are the same,
|
|
// the user has overriden the block.
|
|
nsCOMPtr<nsIDocShell> rootDocShell = do_QueryInterface(sameTypeRoot);
|
|
nsCOMPtr<nsIChannel> mixedChannel;
|
|
rootDocShell->GetMixedContentChannel(getter_AddRefs(mixedChannel));
|
|
*aAllowMixedContent =
|
|
mixedChannel && (mixedChannel == rootDoc->GetChannel());
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetVisibility(bool aVisibility)
|
|
{
|
|
// Show()/Hide() may change mContentViewer.
|
|
nsCOMPtr<nsIContentViewer> cv = mContentViewer;
|
|
if (!cv) {
|
|
return NS_OK;
|
|
}
|
|
if (aVisibility) {
|
|
cv->Show();
|
|
} else {
|
|
cv->Hide();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetEnabled(bool* aEnabled)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aEnabled);
|
|
*aEnabled = true;
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetEnabled(bool aEnabled)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetFocus()
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetMainWidget(nsIWidget** aMainWidget)
|
|
{
|
|
// We don't create our own widget, so simply return the parent one.
|
|
return GetParentWidget(aMainWidget);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetTitle(char16_t** aTitle)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aTitle);
|
|
|
|
*aTitle = ToNewUnicode(mTitle);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetTitle(const char16_t* aTitle)
|
|
{
|
|
// Store local title
|
|
mTitle = aTitle;
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> parent;
|
|
GetSameTypeParent(getter_AddRefs(parent));
|
|
|
|
// When title is set on the top object it should then be passed to the
|
|
// tree owner.
|
|
if (!parent) {
|
|
nsCOMPtr<nsIBaseWindow> treeOwnerAsWin(do_QueryInterface(mTreeOwner));
|
|
if (treeOwnerAsWin) {
|
|
treeOwnerAsWin->SetTitle(aTitle);
|
|
}
|
|
}
|
|
|
|
if (mCurrentURI && mLoadType != LOAD_ERROR_PAGE && mUseGlobalHistory &&
|
|
!mInPrivateBrowsing) {
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (history) {
|
|
history->SetURITitle(mCurrentURI, mTitle);
|
|
} else if (mGlobalHistory) {
|
|
mGlobalHistory->SetPageTitle(mCurrentURI, nsString(mTitle));
|
|
}
|
|
}
|
|
|
|
// Update SessionHistory with the document's title.
|
|
if (mOSHE && mLoadType != LOAD_BYPASS_HISTORY &&
|
|
mLoadType != LOAD_ERROR_PAGE) {
|
|
mOSHE->SetTitle(mTitle);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::GetCurScrollPos(int32_t aScrollOrientation, int32_t* aCurPos)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aCurPos);
|
|
|
|
nsIScrollableFrame* sf = GetRootScrollFrame();
|
|
if (!sf) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsPoint pt = sf->GetScrollPosition();
|
|
|
|
switch (aScrollOrientation) {
|
|
case ScrollOrientation_X:
|
|
*aCurPos = pt.x;
|
|
return NS_OK;
|
|
|
|
case ScrollOrientation_Y:
|
|
*aCurPos = pt.y;
|
|
return NS_OK;
|
|
|
|
default:
|
|
NS_ENSURE_TRUE(false, NS_ERROR_INVALID_ARG);
|
|
}
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::SetCurScrollPosEx(int32_t aCurHorizontalPos,
|
|
int32_t aCurVerticalPos)
|
|
{
|
|
nsIScrollableFrame* sf = GetRootScrollFrame();
|
|
NS_ENSURE_TRUE(sf, NS_ERROR_FAILURE);
|
|
|
|
sf->ScrollTo(nsPoint(aCurHorizontalPos, aCurVerticalPos),
|
|
nsIScrollableFrame::INSTANT);
|
|
return NS_OK;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsIScrollable
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetDefaultScrollbarPreferences(int32_t aScrollOrientation,
|
|
int32_t* aScrollbarPref)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aScrollbarPref);
|
|
switch (aScrollOrientation) {
|
|
case ScrollOrientation_X:
|
|
*aScrollbarPref = mDefaultScrollbarPref.x;
|
|
return NS_OK;
|
|
|
|
case ScrollOrientation_Y:
|
|
*aScrollbarPref = mDefaultScrollbarPref.y;
|
|
return NS_OK;
|
|
|
|
default:
|
|
NS_ENSURE_TRUE(false, NS_ERROR_INVALID_ARG);
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetDefaultScrollbarPreferences(int32_t aScrollOrientation,
|
|
int32_t aScrollbarPref)
|
|
{
|
|
switch (aScrollOrientation) {
|
|
case ScrollOrientation_X:
|
|
mDefaultScrollbarPref.x = aScrollbarPref;
|
|
return NS_OK;
|
|
|
|
case ScrollOrientation_Y:
|
|
mDefaultScrollbarPref.y = aScrollbarPref;
|
|
return NS_OK;
|
|
|
|
default:
|
|
NS_ENSURE_TRUE(false, NS_ERROR_INVALID_ARG);
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetScrollbarVisibility(bool* aVerticalVisible,
|
|
bool* aHorizontalVisible)
|
|
{
|
|
nsIScrollableFrame* sf = GetRootScrollFrame();
|
|
NS_ENSURE_TRUE(sf, NS_ERROR_FAILURE);
|
|
|
|
uint32_t scrollbarVisibility = sf->GetScrollbarVisibility();
|
|
if (aVerticalVisible) {
|
|
*aVerticalVisible =
|
|
(scrollbarVisibility & nsIScrollableFrame::VERTICAL) != 0;
|
|
}
|
|
if (aHorizontalVisible) {
|
|
*aHorizontalVisible =
|
|
(scrollbarVisibility & nsIScrollableFrame::HORIZONTAL) != 0;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsITextScroll
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::ScrollByLines(int32_t aNumLines)
|
|
{
|
|
nsIScrollableFrame* sf = GetRootScrollFrame();
|
|
NS_ENSURE_TRUE(sf, NS_ERROR_FAILURE);
|
|
|
|
sf->ScrollBy(nsIntPoint(0, aNumLines), nsIScrollableFrame::LINES,
|
|
nsIScrollableFrame::SMOOTH);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::ScrollByPages(int32_t aNumPages)
|
|
{
|
|
nsIScrollableFrame* sf = GetRootScrollFrame();
|
|
NS_ENSURE_TRUE(sf, NS_ERROR_FAILURE);
|
|
|
|
sf->ScrollBy(nsIntPoint(0, aNumPages), nsIScrollableFrame::PAGES,
|
|
nsIScrollableFrame::SMOOTH);
|
|
return NS_OK;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsIRefreshURI
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::RefreshURI(nsIURI* aURI,
|
|
int32_t aDelay, bool aRepeat,
|
|
bool aMetaRefresh,
|
|
nsIPrincipal* aPrincipal)
|
|
{
|
|
NS_ENSURE_ARG(aURI);
|
|
|
|
/* Check if Meta refresh/redirects are permitted. Some
|
|
* embedded applications may not want to do this.
|
|
* Must do this before sending out NOTIFY_REFRESH events
|
|
* because listeners may have side effects (e.g. displaying a
|
|
* button to manually trigger the refresh later).
|
|
*/
|
|
bool allowRedirects = true;
|
|
GetAllowMetaRedirects(&allowRedirects);
|
|
if (!allowRedirects) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// If any web progress listeners are listening for NOTIFY_REFRESH events,
|
|
// give them a chance to block this refresh.
|
|
bool sameURI;
|
|
nsresult rv = aURI->Equals(mCurrentURI, &sameURI);
|
|
if (NS_FAILED(rv)) {
|
|
sameURI = false;
|
|
}
|
|
if (!RefreshAttempted(this, aURI, aDelay, sameURI)) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsRefreshTimer* refreshTimer = new nsRefreshTimer();
|
|
NS_ENSURE_TRUE(refreshTimer, NS_ERROR_OUT_OF_MEMORY);
|
|
uint32_t busyFlags = 0;
|
|
GetBusyFlags(&busyFlags);
|
|
|
|
nsCOMPtr<nsISupports> dataRef = refreshTimer; // Get the ref count to 1
|
|
|
|
refreshTimer->mDocShell = this;
|
|
refreshTimer->mPrincipal = aPrincipal;
|
|
refreshTimer->mURI = aURI;
|
|
refreshTimer->mDelay = aDelay;
|
|
refreshTimer->mRepeat = aRepeat;
|
|
refreshTimer->mMetaRefresh = aMetaRefresh;
|
|
|
|
if (!mRefreshURIList) {
|
|
NS_ENSURE_SUCCESS(NS_NewISupportsArray(getter_AddRefs(mRefreshURIList)),
|
|
NS_ERROR_FAILURE);
|
|
}
|
|
|
|
if (busyFlags & BUSY_FLAGS_BUSY) {
|
|
// We are busy loading another page. Don't create the
|
|
// timer right now. Instead queue up the request and trigger the
|
|
// timer in EndPageLoad().
|
|
mRefreshURIList->AppendElement(refreshTimer);
|
|
} else {
|
|
// There is no page loading going on right now. Create the
|
|
// timer and fire it right away.
|
|
nsCOMPtr<nsITimer> timer = do_CreateInstance("@mozilla.org/timer;1");
|
|
NS_ENSURE_TRUE(timer, NS_ERROR_FAILURE);
|
|
|
|
mRefreshURIList->AppendElement(timer); // owning timer ref
|
|
timer->InitWithCallback(refreshTimer, aDelay, nsITimer::TYPE_ONE_SHOT);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::ForceRefreshURIFromTimer(nsIURI* aURI,
|
|
int32_t aDelay,
|
|
bool aMetaRefresh,
|
|
nsITimer* aTimer,
|
|
nsIPrincipal* aPrincipal)
|
|
{
|
|
NS_PRECONDITION(aTimer, "Must have a timer here");
|
|
|
|
// Remove aTimer from mRefreshURIList if needed
|
|
if (mRefreshURIList) {
|
|
uint32_t n = 0;
|
|
mRefreshURIList->Count(&n);
|
|
|
|
for (uint32_t i = 0; i < n; ++i) {
|
|
nsCOMPtr<nsITimer> timer = do_QueryElementAt(mRefreshURIList, i);
|
|
if (timer == aTimer) {
|
|
mRefreshURIList->RemoveElementAt(i);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return ForceRefreshURI(aURI, aDelay, aMetaRefresh, aPrincipal);
|
|
}
|
|
|
|
bool
|
|
nsDocShell::DoAppRedirectIfNeeded(nsIURI* aURI,
|
|
nsIDocShellLoadInfo* aLoadInfo,
|
|
bool aFirstParty)
|
|
{
|
|
uint32_t appId = nsIDocShell::GetAppId();
|
|
|
|
if (appId != nsIScriptSecurityManager::NO_APP_ID &&
|
|
appId != nsIScriptSecurityManager::UNKNOWN_APP_ID) {
|
|
nsCOMPtr<nsIAppsService> appsService =
|
|
do_GetService(APPS_SERVICE_CONTRACTID);
|
|
NS_ASSERTION(appsService, "No AppsService available");
|
|
nsCOMPtr<nsIURI> redirect;
|
|
nsresult rv = appsService->GetRedirect(appId, aURI, getter_AddRefs(redirect));
|
|
if (NS_SUCCEEDED(rv) && redirect) {
|
|
rv = LoadURI(redirect, aLoadInfo, nsIWebNavigation::LOAD_FLAGS_NONE,
|
|
aFirstParty);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::ForceRefreshURI(nsIURI* aURI, int32_t aDelay, bool aMetaRefresh, nsIPrincipal* aPrincipal)
|
|
{
|
|
NS_ENSURE_ARG(aURI);
|
|
|
|
nsCOMPtr<nsIDocShellLoadInfo> loadInfo;
|
|
CreateLoadInfo(getter_AddRefs(loadInfo));
|
|
NS_ENSURE_TRUE(loadInfo, NS_ERROR_OUT_OF_MEMORY);
|
|
|
|
/* We do need to pass in a referrer, but we don't want it to
|
|
* be sent to the server.
|
|
*/
|
|
loadInfo->SetSendReferrer(false);
|
|
|
|
/* for most refreshes the current URI is an appropriate
|
|
* internal referrer
|
|
*/
|
|
loadInfo->SetReferrer(mCurrentURI);
|
|
|
|
// Set the triggering pricipal to aPrincipal if available, or current
|
|
// document's principal otherwise.
|
|
nsCOMPtr<nsIPrincipal> principal = aPrincipal;
|
|
if (!principal) {
|
|
nsCOMPtr<nsIDocument> doc = GetDocument();
|
|
if (MOZ_UNLIKELY(!doc)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
principal = doc->NodePrincipal();
|
|
}
|
|
loadInfo->SetOwner(principal); // equivalent for SetTriggeringPrincipal
|
|
loadInfo->SetOwnerIsExplicit(true);
|
|
|
|
/* Check if this META refresh causes a redirection
|
|
* to another site.
|
|
*/
|
|
bool equalUri = false;
|
|
nsresult rv = aURI->Equals(mCurrentURI, &equalUri);
|
|
if (NS_SUCCEEDED(rv) && (!equalUri) && aMetaRefresh &&
|
|
aDelay <= REFRESH_REDIRECT_TIMER) {
|
|
/* It is a META refresh based redirection within the threshold time
|
|
* we have in mind (15000 ms as defined by REFRESH_REDIRECT_TIMER).
|
|
* Pass a REPLACE flag to LoadURI().
|
|
*/
|
|
loadInfo->SetLoadType(nsIDocShellLoadInfo::loadNormalReplace);
|
|
|
|
/* for redirects we mimic HTTP, which passes the
|
|
* original referrer
|
|
*/
|
|
nsCOMPtr<nsIURI> internalReferrer;
|
|
GetReferringURI(getter_AddRefs(internalReferrer));
|
|
if (internalReferrer) {
|
|
loadInfo->SetReferrer(internalReferrer);
|
|
}
|
|
} else {
|
|
loadInfo->SetLoadType(nsIDocShellLoadInfo::loadRefresh);
|
|
}
|
|
|
|
/*
|
|
* LoadURI(...) will cancel all refresh timers... This causes the
|
|
* Timer and its refreshData instance to be released...
|
|
*/
|
|
LoadURI(aURI, loadInfo, nsIWebNavigation::LOAD_FLAGS_DISALLOW_INHERIT_OWNER, true); // XXX: LOAD_FLAGS_DISALLOW_INHERIT_PRINCIPAL
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::SetupRefreshURIFromHeader(nsIURI* aBaseURI,
|
|
nsIPrincipal* aPrincipal,
|
|
const nsACString& aHeader)
|
|
{
|
|
// Refresh headers are parsed with the following format in mind
|
|
// <META HTTP-EQUIV=REFRESH CONTENT="5; URL=http://uri">
|
|
// By the time we are here, the following is true:
|
|
// header = "REFRESH"
|
|
// content = "5; URL=http://uri" // note the URL attribute is
|
|
// optional, if it is absent, the currently loaded url is used.
|
|
// Also note that the seconds and URL separator can be either
|
|
// a ';' or a ','. The ',' separator should be illegal but CNN
|
|
// is using it.
|
|
//
|
|
// We need to handle the following strings, where
|
|
// - X is a set of digits
|
|
// - URI is either a relative or absolute URI
|
|
//
|
|
// Note that URI should start with "url=" but we allow omission
|
|
//
|
|
// "" || ";" || ","
|
|
// empty string. use the currently loaded URI
|
|
// and refresh immediately.
|
|
// "X" || "X;" || "X,"
|
|
// Refresh the currently loaded URI in X seconds.
|
|
// "X; URI" || "X, URI"
|
|
// Refresh using URI as the destination in X seconds.
|
|
// "URI" || "; URI" || ", URI"
|
|
// Refresh immediately using URI as the destination.
|
|
//
|
|
// Currently, anything immediately following the URI, if
|
|
// separated by any char in the set "'\"\t\r\n " will be
|
|
// ignored. So "10; url=go.html ; foo=bar" will work,
|
|
// and so will "10; url='go.html'; foo=bar". However,
|
|
// "10; url=go.html; foo=bar" will result in the uri
|
|
// "go.html;" since ';' and ',' are valid uri characters.
|
|
//
|
|
// Note that we need to remove any tokens wrapping the URI.
|
|
// These tokens currently include spaces, double and single
|
|
// quotes.
|
|
|
|
// when done, seconds is 0 or the given number of seconds
|
|
// uriAttrib is empty or the URI specified
|
|
MOZ_ASSERT(aPrincipal);
|
|
|
|
nsAutoCString uriAttrib;
|
|
int32_t seconds = 0;
|
|
bool specifiesSeconds = false;
|
|
|
|
nsACString::const_iterator iter, tokenStart, doneIterating;
|
|
|
|
aHeader.BeginReading(iter);
|
|
aHeader.EndReading(doneIterating);
|
|
|
|
// skip leading whitespace
|
|
while (iter != doneIterating && nsCRT::IsAsciiSpace(*iter)) {
|
|
++iter;
|
|
}
|
|
|
|
tokenStart = iter;
|
|
|
|
// skip leading + and -
|
|
if (iter != doneIterating && (*iter == '-' || *iter == '+')) {
|
|
++iter;
|
|
}
|
|
|
|
// parse number
|
|
while (iter != doneIterating && (*iter >= '0' && *iter <= '9')) {
|
|
seconds = seconds * 10 + (*iter - '0');
|
|
specifiesSeconds = true;
|
|
++iter;
|
|
}
|
|
|
|
if (iter != doneIterating) {
|
|
// if we started with a '-', number is negative
|
|
if (*tokenStart == '-') {
|
|
seconds = -seconds;
|
|
}
|
|
|
|
// skip to next ';' or ','
|
|
nsACString::const_iterator iterAfterDigit = iter;
|
|
while (iter != doneIterating && !(*iter == ';' || *iter == ',')) {
|
|
if (specifiesSeconds) {
|
|
// Non-whitespace characters here mean that the string is
|
|
// malformed but tolerate sites that specify a decimal point,
|
|
// even though meta refresh only works on whole seconds.
|
|
if (iter == iterAfterDigit &&
|
|
!nsCRT::IsAsciiSpace(*iter) && *iter != '.') {
|
|
// The characters between the seconds and the next
|
|
// section are just garbage!
|
|
// e.g. content="2a0z+,URL=http://www.mozilla.org/"
|
|
// Just ignore this redirect.
|
|
return NS_ERROR_FAILURE;
|
|
} else if (nsCRT::IsAsciiSpace(*iter)) {
|
|
// We've had at least one whitespace so tolerate the mistake
|
|
// and drop through.
|
|
// e.g. content="10 foo"
|
|
++iter;
|
|
break;
|
|
}
|
|
}
|
|
++iter;
|
|
}
|
|
|
|
// skip any remaining whitespace
|
|
while (iter != doneIterating && nsCRT::IsAsciiSpace(*iter)) {
|
|
++iter;
|
|
}
|
|
|
|
// skip ';' or ','
|
|
if (iter != doneIterating && (*iter == ';' || *iter == ',')) {
|
|
++iter;
|
|
}
|
|
|
|
// skip whitespace
|
|
while (iter != doneIterating && nsCRT::IsAsciiSpace(*iter)) {
|
|
++iter;
|
|
}
|
|
}
|
|
|
|
// possible start of URI
|
|
tokenStart = iter;
|
|
|
|
// skip "url = " to real start of URI
|
|
if (iter != doneIterating && (*iter == 'u' || *iter == 'U')) {
|
|
++iter;
|
|
if (iter != doneIterating && (*iter == 'r' || *iter == 'R')) {
|
|
++iter;
|
|
if (iter != doneIterating && (*iter == 'l' || *iter == 'L')) {
|
|
++iter;
|
|
|
|
// skip whitespace
|
|
while (iter != doneIterating && nsCRT::IsAsciiSpace(*iter)) {
|
|
++iter;
|
|
}
|
|
|
|
if (iter != doneIterating && *iter == '=') {
|
|
++iter;
|
|
|
|
// skip whitespace
|
|
while (iter != doneIterating && nsCRT::IsAsciiSpace(*iter)) {
|
|
++iter;
|
|
}
|
|
|
|
// found real start of URI
|
|
tokenStart = iter;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// skip a leading '"' or '\''.
|
|
|
|
bool isQuotedURI = false;
|
|
if (tokenStart != doneIterating &&
|
|
(*tokenStart == '"' || *tokenStart == '\'')) {
|
|
isQuotedURI = true;
|
|
++tokenStart;
|
|
}
|
|
|
|
// set iter to start of URI
|
|
iter = tokenStart;
|
|
|
|
// tokenStart here points to the beginning of URI
|
|
|
|
// grab the rest of the URI
|
|
while (iter != doneIterating) {
|
|
if (isQuotedURI && (*iter == '"' || *iter == '\'')) {
|
|
break;
|
|
}
|
|
++iter;
|
|
}
|
|
|
|
// move iter one back if the last character is a '"' or '\''
|
|
if (iter != tokenStart && isQuotedURI) {
|
|
--iter;
|
|
if (!(*iter == '"' || *iter == '\'')) {
|
|
++iter;
|
|
}
|
|
}
|
|
|
|
// URI is whatever's contained from tokenStart to iter.
|
|
// note: if tokenStart == doneIterating, so is iter.
|
|
|
|
nsresult rv = NS_OK;
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
bool specifiesURI = false;
|
|
if (tokenStart == iter) {
|
|
uri = aBaseURI;
|
|
} else {
|
|
uriAttrib = Substring(tokenStart, iter);
|
|
// NS_NewURI takes care of any whitespace surrounding the URL
|
|
rv = NS_NewURI(getter_AddRefs(uri), uriAttrib, nullptr, aBaseURI);
|
|
specifiesURI = true;
|
|
}
|
|
|
|
// No URI or seconds were specified
|
|
if (!specifiesSeconds && !specifiesURI) {
|
|
// Do nothing because the alternative is to spin around in a refresh
|
|
// loop forever!
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsCOMPtr<nsIScriptSecurityManager> securityManager(
|
|
do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID, &rv));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
rv = securityManager->CheckLoadURIWithPrincipal(
|
|
aPrincipal, uri,
|
|
nsIScriptSecurityManager::LOAD_IS_AUTOMATIC_DOCUMENT_REPLACEMENT);
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
bool isjs = true;
|
|
rv = NS_URIChainHasFlags(
|
|
uri, nsIProtocolHandler::URI_OPENING_EXECUTES_SCRIPT, &isjs);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (isjs) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
}
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
// Since we can't travel back in time yet, just pretend
|
|
// negative numbers do nothing at all.
|
|
if (seconds < 0) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
rv = RefreshURI(uri, seconds * 1000, false, true, aPrincipal);
|
|
}
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetupRefreshURI(nsIChannel* aChannel)
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(aChannel, &rv));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsAutoCString refreshHeader;
|
|
rv = httpChannel->GetResponseHeader(NS_LITERAL_CSTRING("refresh"),
|
|
refreshHeader);
|
|
|
|
if (!refreshHeader.IsEmpty()) {
|
|
nsCOMPtr<nsIScriptSecurityManager> secMan =
|
|
do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIPrincipal> principal;
|
|
rv = secMan->GetChannelResultPrincipal(aChannel,
|
|
getter_AddRefs(principal));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
SetupReferrerFromChannel(aChannel);
|
|
rv = SetupRefreshURIFromHeader(mCurrentURI, principal, refreshHeader);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
return NS_REFRESHURI_HEADER_FOUND;
|
|
}
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
static void
|
|
DoCancelRefreshURITimers(nsISupportsArray* aTimerList)
|
|
{
|
|
if (!aTimerList) {
|
|
return;
|
|
}
|
|
|
|
uint32_t n = 0;
|
|
aTimerList->Count(&n);
|
|
|
|
while (n) {
|
|
nsCOMPtr<nsITimer> timer(do_QueryElementAt(aTimerList, --n));
|
|
|
|
aTimerList->RemoveElementAt(n); // bye bye owning timer ref
|
|
|
|
if (timer) {
|
|
timer->Cancel();
|
|
}
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CancelRefreshURITimers()
|
|
{
|
|
DoCancelRefreshURITimers(mRefreshURIList);
|
|
DoCancelRefreshURITimers(mSavedRefreshURIList);
|
|
mRefreshURIList = nullptr;
|
|
mSavedRefreshURIList = nullptr;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetRefreshPending(bool* aResult)
|
|
{
|
|
if (!mRefreshURIList) {
|
|
*aResult = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
uint32_t count;
|
|
nsresult rv = mRefreshURIList->Count(&count);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
*aResult = (count != 0);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SuspendRefreshURIs()
|
|
{
|
|
if (mRefreshURIList) {
|
|
uint32_t n = 0;
|
|
mRefreshURIList->Count(&n);
|
|
|
|
for (uint32_t i = 0; i < n; ++i) {
|
|
nsCOMPtr<nsITimer> timer = do_QueryElementAt(mRefreshURIList, i);
|
|
if (!timer) {
|
|
continue; // this must be a nsRefreshURI already
|
|
}
|
|
|
|
// Replace this timer object with a nsRefreshTimer object.
|
|
nsCOMPtr<nsITimerCallback> callback;
|
|
timer->GetCallback(getter_AddRefs(callback));
|
|
|
|
timer->Cancel();
|
|
|
|
nsCOMPtr<nsITimerCallback> rt = do_QueryInterface(callback);
|
|
NS_ASSERTION(rt,
|
|
"RefreshURIList timer callbacks should only be RefreshTimer objects");
|
|
|
|
mRefreshURIList->ReplaceElementAt(rt, i);
|
|
}
|
|
}
|
|
|
|
// Suspend refresh URIs for our child shells as well.
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShell> shell = do_QueryObject(iter.GetNext());
|
|
if (shell) {
|
|
shell->SuspendRefreshURIs();
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::ResumeRefreshURIs()
|
|
{
|
|
RefreshURIFromQueue();
|
|
|
|
// Resume refresh URIs for our child shells as well.
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShell> shell = do_QueryObject(iter.GetNext());
|
|
if (shell) {
|
|
shell->ResumeRefreshURIs();
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::RefreshURIFromQueue()
|
|
{
|
|
if (!mRefreshURIList) {
|
|
return NS_OK;
|
|
}
|
|
uint32_t n = 0;
|
|
mRefreshURIList->Count(&n);
|
|
|
|
while (n) {
|
|
nsCOMPtr<nsISupports> element;
|
|
mRefreshURIList->GetElementAt(--n, getter_AddRefs(element));
|
|
nsCOMPtr<nsITimerCallback> refreshInfo(do_QueryInterface(element));
|
|
|
|
if (refreshInfo) {
|
|
// This is the nsRefreshTimer object, waiting to be
|
|
// setup in a timer object and fired.
|
|
// Create the timer and trigger it.
|
|
uint32_t delay =
|
|
static_cast<nsRefreshTimer*>(
|
|
static_cast<nsITimerCallback*>(refreshInfo))->GetDelay();
|
|
nsCOMPtr<nsITimer> timer = do_CreateInstance("@mozilla.org/timer;1");
|
|
if (timer) {
|
|
// Replace the nsRefreshTimer element in the queue with
|
|
// its corresponding timer object, so that in case another
|
|
// load comes through before the timer can go off, the timer will
|
|
// get cancelled in CancelRefreshURITimer()
|
|
mRefreshURIList->ReplaceElementAt(timer, n);
|
|
timer->InitWithCallback(refreshInfo, delay, nsITimer::TYPE_ONE_SHOT);
|
|
}
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsIContentViewerContainer
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::Embed(nsIContentViewer* aContentViewer,
|
|
const char* aCommand, nsISupports* aExtraInfo)
|
|
{
|
|
// Save the LayoutHistoryState of the previous document, before
|
|
// setting up new document
|
|
PersistLayoutHistoryState();
|
|
|
|
nsresult rv = SetupNewViewer(aContentViewer);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// If we are loading a wyciwyg url from history, change the base URI for
|
|
// the document to the original http url that created the document.write().
|
|
// This makes sure that all relative urls in a document.written page loaded
|
|
// via history work properly.
|
|
if (mCurrentURI &&
|
|
(mLoadType & LOAD_CMD_HISTORY ||
|
|
mLoadType == LOAD_RELOAD_NORMAL ||
|
|
mLoadType == LOAD_RELOAD_CHARSET_CHANGE)) {
|
|
bool isWyciwyg = false;
|
|
// Check if the url is wyciwyg
|
|
rv = mCurrentURI->SchemeIs("wyciwyg", &isWyciwyg);
|
|
if (isWyciwyg && NS_SUCCEEDED(rv)) {
|
|
SetBaseUrlForWyciwyg(aContentViewer);
|
|
}
|
|
}
|
|
// XXX What if SetupNewViewer fails?
|
|
if (mLSHE) {
|
|
// Restore the editing state, if it's stored in session history.
|
|
if (mLSHE->HasDetachedEditor()) {
|
|
ReattachEditorToWindow(mLSHE);
|
|
}
|
|
// Set history.state
|
|
SetDocCurrentStateObj(mLSHE);
|
|
|
|
SetHistoryEntry(&mOSHE, mLSHE);
|
|
}
|
|
|
|
bool updateHistory = true;
|
|
|
|
// Determine if this type of load should update history
|
|
switch (mLoadType) {
|
|
case LOAD_NORMAL_REPLACE:
|
|
case LOAD_STOP_CONTENT_AND_REPLACE:
|
|
case LOAD_RELOAD_BYPASS_CACHE:
|
|
case LOAD_RELOAD_BYPASS_PROXY:
|
|
case LOAD_RELOAD_BYPASS_PROXY_AND_CACHE:
|
|
case LOAD_REPLACE_BYPASS_CACHE:
|
|
updateHistory = false;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (!updateHistory) {
|
|
SetLayoutHistoryState(nullptr);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetIsPrinting(bool aIsPrinting)
|
|
{
|
|
mIsPrintingOrPP = aIsPrinting;
|
|
return NS_OK;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsIWebProgressListener
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::OnProgressChange(nsIWebProgress* aProgress,
|
|
nsIRequest* aRequest,
|
|
int32_t aCurSelfProgress,
|
|
int32_t aMaxSelfProgress,
|
|
int32_t aCurTotalProgress,
|
|
int32_t aMaxTotalProgress)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::OnStateChange(nsIWebProgress* aProgress, nsIRequest* aRequest,
|
|
uint32_t aStateFlags, nsresult aStatus)
|
|
{
|
|
if ((~aStateFlags & (STATE_START | STATE_IS_NETWORK)) == 0) {
|
|
// Save timing statistics.
|
|
nsCOMPtr<nsIChannel> channel(do_QueryInterface(aRequest));
|
|
nsCOMPtr<nsIURI> uri;
|
|
channel->GetURI(getter_AddRefs(uri));
|
|
nsAutoCString aURI;
|
|
uri->GetAsciiSpec(aURI);
|
|
|
|
nsCOMPtr<nsIWyciwygChannel> wcwgChannel(do_QueryInterface(aRequest));
|
|
nsCOMPtr<nsIWebProgress> webProgress =
|
|
do_QueryInterface(GetAsSupports(this));
|
|
|
|
// We don't update navigation timing for wyciwyg channels
|
|
if (this == aProgress && !wcwgChannel) {
|
|
MaybeInitTiming();
|
|
mTiming->NotifyFetchStart(uri,
|
|
ConvertLoadTypeToNavigationType(mLoadType));
|
|
}
|
|
|
|
// Was the wyciwyg document loaded on this docshell?
|
|
if (wcwgChannel && !mLSHE && (mItemType == typeContent) &&
|
|
aProgress == webProgress.get()) {
|
|
bool equalUri = true;
|
|
// Store the wyciwyg url in session history, only if it is
|
|
// being loaded fresh for the first time. We don't want
|
|
// multiple entries for successive loads
|
|
if (mCurrentURI &&
|
|
NS_SUCCEEDED(uri->Equals(mCurrentURI, &equalUri)) &&
|
|
!equalUri) {
|
|
nsCOMPtr<nsIDocShellTreeItem> parentAsItem;
|
|
GetSameTypeParent(getter_AddRefs(parentAsItem));
|
|
nsCOMPtr<nsIDocShell> parentDS(do_QueryInterface(parentAsItem));
|
|
bool inOnLoadHandler = false;
|
|
if (parentDS) {
|
|
parentDS->GetIsExecutingOnLoadHandler(&inOnLoadHandler);
|
|
}
|
|
if (inOnLoadHandler) {
|
|
// We're handling parent's load event listener, which causes
|
|
// document.write in a subdocument.
|
|
// Need to clear the session history for all child
|
|
// docshells so that we can handle them like they would
|
|
// all be added dynamically.
|
|
nsCOMPtr<nsIDocShell> parent = do_QueryInterface(parentAsItem);
|
|
if (parent) {
|
|
bool oshe = false;
|
|
nsCOMPtr<nsISHEntry> entry;
|
|
parent->GetCurrentSHEntry(getter_AddRefs(entry), &oshe);
|
|
static_cast<nsDocShell*>(parent.get())->ClearFrameHistory(entry);
|
|
}
|
|
}
|
|
|
|
// This is a document.write(). Get the made-up url
|
|
// from the channel and store it in session history.
|
|
// Pass false for aCloneChildren, since we're creating
|
|
// a new DOM here.
|
|
AddToSessionHistory(uri, wcwgChannel, nullptr, false,
|
|
getter_AddRefs(mLSHE));
|
|
SetCurrentURI(uri, aRequest, true, 0);
|
|
// Save history state of the previous page
|
|
PersistLayoutHistoryState();
|
|
// We'll never get an Embed() for this load, so just go ahead
|
|
// and SetHistoryEntry now.
|
|
SetHistoryEntry(&mOSHE, mLSHE);
|
|
}
|
|
}
|
|
// Page has begun to load
|
|
mBusyFlags = BUSY_FLAGS_BUSY | BUSY_FLAGS_BEFORE_PAGE_LOAD;
|
|
|
|
if ((aStateFlags & STATE_RESTORING) == 0) {
|
|
// Show the progress cursor if the pref is set
|
|
if (Preferences::GetBool("ui.use_activity_cursor", false)) {
|
|
nsCOMPtr<nsIWidget> mainWidget;
|
|
GetMainWidget(getter_AddRefs(mainWidget));
|
|
if (mainWidget) {
|
|
mainWidget->SetCursor(eCursor_spinning);
|
|
}
|
|
}
|
|
}
|
|
} else if ((~aStateFlags & (STATE_TRANSFERRING | STATE_IS_DOCUMENT)) == 0) {
|
|
// Page is loading
|
|
mBusyFlags = BUSY_FLAGS_BUSY | BUSY_FLAGS_PAGE_LOADING;
|
|
} else if ((aStateFlags & STATE_STOP) && (aStateFlags & STATE_IS_NETWORK)) {
|
|
// Page has finished loading
|
|
mBusyFlags = BUSY_FLAGS_NONE;
|
|
|
|
// Hide the progress cursor if the pref is set
|
|
if (Preferences::GetBool("ui.use_activity_cursor", false)) {
|
|
nsCOMPtr<nsIWidget> mainWidget;
|
|
GetMainWidget(getter_AddRefs(mainWidget));
|
|
if (mainWidget) {
|
|
mainWidget->SetCursor(eCursor_standard);
|
|
}
|
|
}
|
|
}
|
|
if ((~aStateFlags & (STATE_IS_DOCUMENT | STATE_STOP)) == 0) {
|
|
nsCOMPtr<nsIWebProgress> webProgress =
|
|
do_QueryInterface(GetAsSupports(this));
|
|
// Is the document stop notification for this document?
|
|
if (aProgress == webProgress.get()) {
|
|
nsCOMPtr<nsIChannel> channel(do_QueryInterface(aRequest));
|
|
EndPageLoad(aProgress, channel, aStatus);
|
|
}
|
|
}
|
|
// note that redirect state changes will go through here as well, but it
|
|
// is better to handle those in OnRedirectStateChange where more
|
|
// information is available.
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::OnLocationChange(nsIWebProgress* aProgress, nsIRequest* aRequest,
|
|
nsIURI* aURI, uint32_t aFlags)
|
|
{
|
|
NS_NOTREACHED("notification excluded in AddProgressListener(...)");
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsDocShell::OnRedirectStateChange(nsIChannel* aOldChannel,
|
|
nsIChannel* aNewChannel,
|
|
uint32_t aRedirectFlags,
|
|
uint32_t aStateFlags)
|
|
{
|
|
NS_ASSERTION(aStateFlags & STATE_REDIRECTING,
|
|
"Calling OnRedirectStateChange when there is no redirect");
|
|
if (!(aStateFlags & STATE_IS_DOCUMENT)) {
|
|
return; // not a toplevel document
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> oldURI, newURI;
|
|
aOldChannel->GetURI(getter_AddRefs(oldURI));
|
|
aNewChannel->GetURI(getter_AddRefs(newURI));
|
|
if (!oldURI || !newURI) {
|
|
return;
|
|
}
|
|
|
|
if (DoAppRedirectIfNeeded(newURI, nullptr, false)) {
|
|
return;
|
|
}
|
|
|
|
// Below a URI visit is saved (see AddURIVisit method doc).
|
|
// The visit chain looks something like:
|
|
// ...
|
|
// Site N - 1
|
|
// => Site N
|
|
// (redirect to =>) Site N + 1 (we are here!)
|
|
|
|
// Get N - 1 and transition type
|
|
nsCOMPtr<nsIURI> previousURI;
|
|
uint32_t previousFlags = 0;
|
|
ExtractLastVisit(aOldChannel, getter_AddRefs(previousURI), &previousFlags);
|
|
|
|
if (aRedirectFlags & nsIChannelEventSink::REDIRECT_INTERNAL ||
|
|
ChannelIsPost(aOldChannel)) {
|
|
// 1. Internal redirects are ignored because they are specific to the
|
|
// channel implementation.
|
|
// 2. POSTs are not saved by global history.
|
|
//
|
|
// Regardless, we need to propagate the previous visit to the new
|
|
// channel.
|
|
SaveLastVisit(aNewChannel, previousURI, previousFlags);
|
|
} else {
|
|
nsCOMPtr<nsIURI> referrer;
|
|
// Treat referrer as null if there is an error getting it.
|
|
(void)NS_GetReferrerFromChannel(aOldChannel, getter_AddRefs(referrer));
|
|
|
|
// Get the HTTP response code, if available.
|
|
uint32_t responseStatus = 0;
|
|
nsCOMPtr<nsIHttpChannel> httpChannel = do_QueryInterface(aOldChannel);
|
|
if (httpChannel) {
|
|
(void)httpChannel->GetResponseStatus(&responseStatus);
|
|
}
|
|
|
|
// Add visit N -1 => N
|
|
AddURIVisit(oldURI, referrer, previousURI, previousFlags, responseStatus);
|
|
|
|
// Since N + 1 could be the final destination, we will not save N => N + 1
|
|
// here. OnNewURI will do that, so we will cache it.
|
|
SaveLastVisit(aNewChannel, oldURI, aRedirectFlags);
|
|
}
|
|
|
|
// check if the new load should go through the application cache.
|
|
nsCOMPtr<nsIApplicationCacheChannel> appCacheChannel =
|
|
do_QueryInterface(aNewChannel);
|
|
if (appCacheChannel) {
|
|
if (GeckoProcessType_Default != XRE_GetProcessType()) {
|
|
// Permission will be checked in the parent process.
|
|
appCacheChannel->SetChooseApplicationCache(true);
|
|
} else {
|
|
nsCOMPtr<nsIScriptSecurityManager> secMan =
|
|
do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID);
|
|
|
|
if (secMan) {
|
|
nsCOMPtr<nsIPrincipal> principal;
|
|
secMan->GetDocShellCodebasePrincipal(newURI, this,
|
|
getter_AddRefs(principal));
|
|
appCacheChannel->SetChooseApplicationCache(
|
|
NS_ShouldCheckAppCache(principal, mInPrivateBrowsing));
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!(aRedirectFlags & nsIChannelEventSink::REDIRECT_INTERNAL) &&
|
|
mLoadType & (LOAD_CMD_RELOAD | LOAD_CMD_HISTORY)) {
|
|
mLoadType = LOAD_NORMAL_REPLACE;
|
|
SetHistoryEntry(&mLSHE, nullptr);
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::OnStatusChange(nsIWebProgress* aWebProgress,
|
|
nsIRequest* aRequest,
|
|
nsresult aStatus, const char16_t* aMessage)
|
|
{
|
|
NS_NOTREACHED("notification excluded in AddProgressListener(...)");
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::OnSecurityChange(nsIWebProgress* aWebProgress,
|
|
nsIRequest* aRequest, uint32_t aState)
|
|
{
|
|
NS_NOTREACHED("notification excluded in AddProgressListener(...)");
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::EndPageLoad(nsIWebProgress* aProgress,
|
|
nsIChannel* aChannel, nsresult aStatus)
|
|
{
|
|
if (!aChannel) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
nsCOMPtr<nsIConsoleReportCollector> reporter = do_QueryInterface(aChannel);
|
|
if (reporter) {
|
|
reporter->FlushConsoleReports(GetDocument());
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> url;
|
|
nsresult rv = aChannel->GetURI(getter_AddRefs(url));
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsITimedChannel> timingChannel = do_QueryInterface(aChannel);
|
|
if (timingChannel) {
|
|
TimeStamp channelCreationTime;
|
|
rv = timingChannel->GetChannelCreation(&channelCreationTime);
|
|
if (NS_SUCCEEDED(rv) && !channelCreationTime.IsNull()) {
|
|
Telemetry::AccumulateTimeDelta(Telemetry::TOTAL_CONTENT_PAGE_LOAD_TIME,
|
|
channelCreationTime);
|
|
nsCOMPtr<nsPILoadGroupInternal> internalLoadGroup =
|
|
do_QueryInterface(mLoadGroup);
|
|
if (internalLoadGroup) {
|
|
internalLoadGroup->OnEndPageLoad(aChannel);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Timing is picked up by the window, we don't need it anymore
|
|
mTiming = nullptr;
|
|
|
|
// clean up reload state for meta charset
|
|
if (eCharsetReloadRequested == mCharsetReloadState) {
|
|
mCharsetReloadState = eCharsetReloadStopOrigional;
|
|
} else {
|
|
mCharsetReloadState = eCharsetReloadInit;
|
|
}
|
|
|
|
// Save a pointer to the currently-loading history entry.
|
|
// nsDocShell::EndPageLoad will clear mLSHE, but we may need this history
|
|
// entry further down in this method.
|
|
nsCOMPtr<nsISHEntry> loadingSHE = mLSHE;
|
|
mozilla::Unused << loadingSHE;
|
|
|
|
//
|
|
// one of many safeguards that prevent death and destruction if
|
|
// someone is so very very rude as to bring this window down
|
|
// during this load handler.
|
|
//
|
|
nsCOMPtr<nsIDocShell> kungFuDeathGrip(this);
|
|
|
|
// Notify the ContentViewer that the Document has finished loading. This
|
|
// will cause any OnLoad(...) and PopState(...) handlers to fire.
|
|
if (!mEODForCurrentDocument && mContentViewer) {
|
|
mIsExecutingOnLoadHandler = true;
|
|
mContentViewer->LoadComplete(aStatus);
|
|
mIsExecutingOnLoadHandler = false;
|
|
|
|
mEODForCurrentDocument = true;
|
|
|
|
// If all documents have completed their loading
|
|
// favor native event dispatch priorities
|
|
// over performance
|
|
if (--gNumberOfDocumentsLoading == 0) {
|
|
// Hint to use normal native event dispatch priorities
|
|
FavorPerformanceHint(false);
|
|
}
|
|
}
|
|
/* Check if the httpChannel has any cache-control related response headers,
|
|
* like no-store, no-cache. If so, update SHEntry so that
|
|
* when a user goes back/forward to this page, we appropriately do
|
|
* form value restoration or load from server.
|
|
*/
|
|
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(aChannel));
|
|
if (!httpChannel) {
|
|
// HttpChannel could be hiding underneath a Multipart channel.
|
|
GetHttpChannel(aChannel, getter_AddRefs(httpChannel));
|
|
}
|
|
|
|
if (httpChannel) {
|
|
// figure out if SH should be saving layout state.
|
|
bool discardLayoutState = ShouldDiscardLayoutState(httpChannel);
|
|
if (mLSHE && discardLayoutState && (mLoadType & LOAD_CMD_NORMAL) &&
|
|
(mLoadType != LOAD_BYPASS_HISTORY) && (mLoadType != LOAD_ERROR_PAGE)) {
|
|
mLSHE->SetSaveLayoutStateFlag(false);
|
|
}
|
|
}
|
|
|
|
// Clear mLSHE after calling the onLoadHandlers. This way, if the
|
|
// onLoadHandler tries to load something different in
|
|
// itself or one of its children, we can deal with it appropriately.
|
|
if (mLSHE) {
|
|
mLSHE->SetLoadType(nsIDocShellLoadInfo::loadHistory);
|
|
|
|
// Clear the mLSHE reference to indicate document loading is done one
|
|
// way or another.
|
|
SetHistoryEntry(&mLSHE, nullptr);
|
|
}
|
|
// if there's a refresh header in the channel, this method
|
|
// will set it up for us.
|
|
RefreshURIFromQueue();
|
|
|
|
// Test whether this is the top frame or a subframe
|
|
bool isTopFrame = true;
|
|
nsCOMPtr<nsIDocShellTreeItem> targetParentTreeItem;
|
|
rv = GetSameTypeParent(getter_AddRefs(targetParentTreeItem));
|
|
if (NS_SUCCEEDED(rv) && targetParentTreeItem) {
|
|
isTopFrame = false;
|
|
}
|
|
|
|
//
|
|
// If the page load failed, then deal with the error condition...
|
|
// Errors are handled as follows:
|
|
// 1. Check to see if it's a file not found error or bad content
|
|
// encoding error.
|
|
// 2. Send the URI to a keyword server (if enabled)
|
|
// 3. If the error was DNS failure, then add www and .com to the URI
|
|
// (if appropriate).
|
|
// 4. Throw an error dialog box...
|
|
//
|
|
if (url && NS_FAILED(aStatus)) {
|
|
if (aStatus == NS_ERROR_FILE_NOT_FOUND ||
|
|
aStatus == NS_ERROR_CORRUPTED_CONTENT ||
|
|
aStatus == NS_ERROR_INVALID_CONTENT_ENCODING) {
|
|
DisplayLoadError(aStatus, url, nullptr, aChannel);
|
|
return NS_OK;
|
|
}
|
|
|
|
// Handle iframe document not loading error because source was
|
|
// a tracking URL. We make a note of this iframe node by including
|
|
// it in a dedicated array of blocked tracking nodes under its parent
|
|
// document. (document of parent window of blocked document)
|
|
if (isTopFrame == false && aStatus == NS_ERROR_TRACKING_URI) {
|
|
// frameElement is our nsIContent to be annotated
|
|
nsCOMPtr<nsIDOMElement> frameElement;
|
|
nsPIDOMWindow* thisWindow = GetWindow();
|
|
if (!thisWindow) {
|
|
return NS_OK;
|
|
}
|
|
|
|
frameElement = thisWindow->GetFrameElement();
|
|
if (!frameElement) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Parent window
|
|
nsCOMPtr<nsIDocShellTreeItem> parentItem;
|
|
GetSameTypeParent(getter_AddRefs(parentItem));
|
|
if (!parentItem) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocument> parentDoc;
|
|
parentDoc = parentItem->GetDocument();
|
|
if (!parentDoc) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIContent> cont = do_QueryInterface(frameElement);
|
|
parentDoc->AddBlockedTrackingNode(cont);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
if (sURIFixup) {
|
|
//
|
|
// Try and make an alternative URI from the old one
|
|
//
|
|
nsCOMPtr<nsIURI> newURI;
|
|
nsCOMPtr<nsIInputStream> newPostData;
|
|
|
|
nsAutoCString oldSpec;
|
|
url->GetSpec(oldSpec);
|
|
|
|
//
|
|
// First try keyword fixup
|
|
//
|
|
nsAutoString keywordProviderName, keywordAsSent;
|
|
if (aStatus == NS_ERROR_UNKNOWN_HOST && mAllowKeywordFixup) {
|
|
bool keywordsEnabled = Preferences::GetBool("keyword.enabled", false);
|
|
|
|
nsAutoCString host;
|
|
url->GetHost(host);
|
|
|
|
nsAutoCString scheme;
|
|
url->GetScheme(scheme);
|
|
|
|
int32_t dotLoc = host.FindChar('.');
|
|
|
|
// we should only perform a keyword search under the following
|
|
// conditions:
|
|
// (0) Pref keyword.enabled is true
|
|
// (1) the url scheme is http (or https)
|
|
// (2) the url does not have a protocol scheme
|
|
// If we don't enforce such a policy, then we end up doing
|
|
// keyword searchs on urls we don't intend like imap, file,
|
|
// mailbox, etc. This could lead to a security problem where we
|
|
// send data to the keyword server that we shouldn't be.
|
|
// Someone needs to clean up keywords in general so we can
|
|
// determine on a per url basis if we want keywords
|
|
// enabled...this is just a bandaid...
|
|
if (keywordsEnabled && !scheme.IsEmpty() &&
|
|
(scheme.Find("http") != 0)) {
|
|
keywordsEnabled = false;
|
|
}
|
|
|
|
if (keywordsEnabled && (kNotFound == dotLoc)) {
|
|
nsCOMPtr<nsIURIFixupInfo> info;
|
|
// only send non-qualified hosts to the keyword server
|
|
if (!mOriginalUriString.IsEmpty()) {
|
|
sURIFixup->KeywordToURI(mOriginalUriString,
|
|
getter_AddRefs(newPostData),
|
|
getter_AddRefs(info));
|
|
} else {
|
|
//
|
|
// If this string was passed through nsStandardURL by
|
|
// chance, then it may have been converted from UTF-8 to
|
|
// ACE, which would result in a completely bogus keyword
|
|
// query. Here we try to recover the original Unicode
|
|
// value, but this is not 100% correct since the value may
|
|
// have been normalized per the IDN normalization rules.
|
|
//
|
|
// Since we don't have access to the exact original string
|
|
// that was entered by the user, this will just have to do.
|
|
bool isACE;
|
|
nsAutoCString utf8Host;
|
|
nsCOMPtr<nsIIDNService> idnSrv =
|
|
do_GetService(NS_IDNSERVICE_CONTRACTID);
|
|
if (idnSrv &&
|
|
NS_SUCCEEDED(idnSrv->IsACE(host, &isACE)) && isACE &&
|
|
NS_SUCCEEDED(idnSrv->ConvertACEtoUTF8(host, utf8Host))) {
|
|
sURIFixup->KeywordToURI(utf8Host,
|
|
getter_AddRefs(newPostData),
|
|
getter_AddRefs(info));
|
|
} else {
|
|
sURIFixup->KeywordToURI(host,
|
|
getter_AddRefs(newPostData),
|
|
getter_AddRefs(info));
|
|
}
|
|
}
|
|
|
|
info->GetPreferredURI(getter_AddRefs(newURI));
|
|
if (newURI) {
|
|
info->GetKeywordAsSent(keywordAsSent);
|
|
info->GetKeywordProviderName(keywordProviderName);
|
|
}
|
|
} // end keywordsEnabled
|
|
}
|
|
|
|
//
|
|
// Now try change the address, e.g. turn http://foo into
|
|
// http://www.foo.com
|
|
//
|
|
if (aStatus == NS_ERROR_UNKNOWN_HOST ||
|
|
aStatus == NS_ERROR_NET_RESET) {
|
|
bool doCreateAlternate = true;
|
|
|
|
// Skip fixup for anything except a normal document load
|
|
// operation on the topframe.
|
|
|
|
if (mLoadType != LOAD_NORMAL || !isTopFrame) {
|
|
doCreateAlternate = false;
|
|
} else {
|
|
// Test if keyword lookup produced a new URI or not
|
|
if (newURI) {
|
|
bool sameURI = false;
|
|
url->Equals(newURI, &sameURI);
|
|
if (!sameURI) {
|
|
// Keyword lookup made a new URI so no need to try
|
|
// an alternate one.
|
|
doCreateAlternate = false;
|
|
}
|
|
}
|
|
}
|
|
if (doCreateAlternate) {
|
|
newURI = nullptr;
|
|
newPostData = nullptr;
|
|
keywordProviderName.Truncate();
|
|
keywordAsSent.Truncate();
|
|
sURIFixup->CreateFixupURI(oldSpec,
|
|
nsIURIFixup::FIXUP_FLAGS_MAKE_ALTERNATE_URI,
|
|
getter_AddRefs(newPostData),
|
|
getter_AddRefs(newURI));
|
|
}
|
|
}
|
|
|
|
// Did we make a new URI that is different to the old one? If so
|
|
// load it.
|
|
//
|
|
if (newURI) {
|
|
// Make sure the new URI is different from the old one,
|
|
// otherwise there's little point trying to load it again.
|
|
bool sameURI = false;
|
|
url->Equals(newURI, &sameURI);
|
|
if (!sameURI) {
|
|
nsAutoCString newSpec;
|
|
newURI->GetSpec(newSpec);
|
|
NS_ConvertUTF8toUTF16 newSpecW(newSpec);
|
|
|
|
// This notification is meant for Firefox Health Report so it
|
|
// can increment counts from the search engine
|
|
MaybeNotifyKeywordSearchLoading(keywordProviderName, keywordAsSent);
|
|
|
|
return LoadURI(newSpecW.get(), // URI string
|
|
LOAD_FLAGS_NONE, // Load flags
|
|
nullptr, // Referring URI
|
|
newPostData, // Post data stream
|
|
nullptr); // Headers stream
|
|
}
|
|
}
|
|
}
|
|
|
|
// Well, fixup didn't work :-(
|
|
// It is time to throw an error dialog box, and be done with it...
|
|
|
|
// Errors to be shown only on top-level frames
|
|
if ((aStatus == NS_ERROR_UNKNOWN_HOST ||
|
|
aStatus == NS_ERROR_CONNECTION_REFUSED ||
|
|
aStatus == NS_ERROR_UNKNOWN_PROXY_HOST ||
|
|
aStatus == NS_ERROR_PROXY_CONNECTION_REFUSED) &&
|
|
(isTopFrame || UseErrorPages())) {
|
|
DisplayLoadError(aStatus, url, nullptr, aChannel);
|
|
} else if (aStatus == NS_ERROR_NET_TIMEOUT ||
|
|
aStatus == NS_ERROR_REDIRECT_LOOP ||
|
|
aStatus == NS_ERROR_UNKNOWN_SOCKET_TYPE ||
|
|
aStatus == NS_ERROR_NET_INTERRUPT ||
|
|
aStatus == NS_ERROR_NET_RESET ||
|
|
aStatus == NS_ERROR_OFFLINE ||
|
|
aStatus == NS_ERROR_MALWARE_URI ||
|
|
aStatus == NS_ERROR_PHISHING_URI ||
|
|
aStatus == NS_ERROR_UNWANTED_URI ||
|
|
aStatus == NS_ERROR_FORBIDDEN_URI ||
|
|
aStatus == NS_ERROR_UNSAFE_CONTENT_TYPE ||
|
|
aStatus == NS_ERROR_REMOTE_XUL ||
|
|
aStatus == NS_ERROR_INTERCEPTION_FAILED ||
|
|
NS_ERROR_GET_MODULE(aStatus) == NS_ERROR_MODULE_SECURITY) {
|
|
// Errors to be shown for any frame
|
|
DisplayLoadError(aStatus, url, nullptr, aChannel);
|
|
} else if (aStatus == NS_ERROR_DOCUMENT_NOT_CACHED) {
|
|
// Non-caching channels will simply return NS_ERROR_OFFLINE.
|
|
// Caching channels would have to look at their flags to work
|
|
// out which error to return. Or we can fix up the error here.
|
|
if (!(mLoadType & LOAD_CMD_HISTORY)) {
|
|
aStatus = NS_ERROR_OFFLINE;
|
|
}
|
|
DisplayLoadError(aStatus, url, nullptr, aChannel);
|
|
}
|
|
} else if (url && NS_SUCCEEDED(aStatus)) {
|
|
// If we have a host
|
|
mozilla::net::PredictorLearnRedirect(url, aChannel, this);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell: Content Viewer Management
|
|
//*****************************************************************************
|
|
|
|
nsresult
|
|
nsDocShell::EnsureContentViewer()
|
|
{
|
|
if (mContentViewer) {
|
|
return NS_OK;
|
|
}
|
|
if (mIsBeingDestroyed) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> baseURI;
|
|
nsIPrincipal* principal = GetInheritedPrincipal(false);
|
|
nsCOMPtr<nsIDocShellTreeItem> parentItem;
|
|
GetSameTypeParent(getter_AddRefs(parentItem));
|
|
if (parentItem) {
|
|
nsCOMPtr<nsPIDOMWindow> domWin = GetWindow();
|
|
if (domWin) {
|
|
nsCOMPtr<Element> parentElement = domWin->GetFrameElementInternal();
|
|
if (parentElement) {
|
|
baseURI = parentElement->GetBaseURI();
|
|
}
|
|
}
|
|
}
|
|
|
|
nsresult rv = CreateAboutBlankContentViewer(principal, baseURI);
|
|
|
|
NS_ENSURE_STATE(mContentViewer);
|
|
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsCOMPtr<nsIDocument> doc(GetDocument());
|
|
NS_ASSERTION(doc,
|
|
"Should have doc if CreateAboutBlankContentViewer "
|
|
"succeeded!");
|
|
|
|
doc->SetIsInitialDocument(true);
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::CreateAboutBlankContentViewer(nsIPrincipal* aPrincipal,
|
|
nsIURI* aBaseURI,
|
|
bool aTryToSaveOldPresentation)
|
|
{
|
|
nsCOMPtr<nsIDocument> blankDoc;
|
|
nsCOMPtr<nsIContentViewer> viewer;
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
|
|
/* mCreatingDocument should never be true at this point. However, it's
|
|
a theoretical possibility. We want to know about it and make it stop,
|
|
and this sounds like a job for an assertion. */
|
|
NS_ASSERTION(!mCreatingDocument,
|
|
"infinite(?) loop creating document averted");
|
|
if (mCreatingDocument) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
AutoRestore<bool> creatingDocument(mCreatingDocument);
|
|
mCreatingDocument = true;
|
|
|
|
// mContentViewer->PermitUnload may release |this| docshell.
|
|
nsCOMPtr<nsIDocShell> kungFuDeathGrip(this);
|
|
|
|
// Make sure timing is created. But first record whether we had it
|
|
// already, so we don't clobber the timing for an in-progress load.
|
|
bool hadTiming = mTiming;
|
|
MaybeInitTiming();
|
|
if (mContentViewer) {
|
|
// We've got a content viewer already. Make sure the user
|
|
// permits us to discard the current document and replace it
|
|
// with about:blank. And also ensure we fire the unload events
|
|
// in the current document.
|
|
|
|
// Unload gets fired first for
|
|
// document loaded from the session history.
|
|
mTiming->NotifyBeforeUnload();
|
|
|
|
bool okToUnload;
|
|
rv = mContentViewer->PermitUnload(&okToUnload);
|
|
|
|
if (NS_SUCCEEDED(rv) && !okToUnload) {
|
|
// The user chose not to unload the page, interrupt the load.
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
mSavingOldViewer = aTryToSaveOldPresentation &&
|
|
CanSavePresentation(LOAD_NORMAL, nullptr, nullptr);
|
|
|
|
if (mTiming) {
|
|
mTiming->NotifyUnloadAccepted(mCurrentURI);
|
|
}
|
|
|
|
// Make sure to blow away our mLoadingURI just in case. No loads
|
|
// from inside this pagehide.
|
|
mLoadingURI = nullptr;
|
|
|
|
// Stop any in-progress loading, so that we don't accidentally trigger any
|
|
// PageShow notifications from Embed() interrupting our loading below.
|
|
Stop();
|
|
|
|
// Notify the current document that it is about to be unloaded!!
|
|
//
|
|
// It is important to fire the unload() notification *before* any state
|
|
// is changed within the DocShell - otherwise, javascript will get the
|
|
// wrong information :-(
|
|
//
|
|
(void)FirePageHideNotification(!mSavingOldViewer);
|
|
}
|
|
|
|
// Now make sure we don't think we're in the middle of firing unload after
|
|
// this point. This will make us fire unload when the about:blank document
|
|
// unloads... but that's ok, more or less. Would be nice if it fired load
|
|
// too, of course.
|
|
mFiredUnloadEvent = false;
|
|
|
|
nsCOMPtr<nsIDocumentLoaderFactory> docFactory =
|
|
nsContentUtils::FindInternalContentViewer(NS_LITERAL_CSTRING("text/html"));
|
|
|
|
if (docFactory) {
|
|
nsCOMPtr<nsIPrincipal> principal;
|
|
if (mSandboxFlags & SANDBOXED_ORIGIN) {
|
|
principal = nsNullPrincipal::CreateWithInheritedAttributes(aPrincipal);
|
|
NS_ENSURE_TRUE(principal, NS_ERROR_FAILURE);
|
|
} else {
|
|
principal = aPrincipal;
|
|
}
|
|
// generate (about:blank) document to load
|
|
docFactory->CreateBlankDocument(mLoadGroup, principal,
|
|
getter_AddRefs(blankDoc));
|
|
if (blankDoc) {
|
|
// Hack: set the base URI manually, since this document never
|
|
// got Reset() with a channel.
|
|
blankDoc->SetBaseURI(aBaseURI);
|
|
|
|
blankDoc->SetContainer(this);
|
|
|
|
// Copy our sandbox flags to the document. These are immutable
|
|
// after being set here.
|
|
blankDoc->SetSandboxFlags(mSandboxFlags);
|
|
|
|
// create a content viewer for us and the new document
|
|
docFactory->CreateInstanceForDocument(
|
|
NS_ISUPPORTS_CAST(nsIDocShell*, this), blankDoc, "view",
|
|
getter_AddRefs(viewer));
|
|
|
|
// hook 'em up
|
|
if (viewer) {
|
|
viewer->SetContainer(this);
|
|
rv = Embed(viewer, "", 0);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
SetCurrentURI(blankDoc->GetDocumentURI(), nullptr, true, 0);
|
|
rv = mIsBeingDestroyed ? NS_ERROR_NOT_AVAILABLE : NS_OK;
|
|
}
|
|
}
|
|
}
|
|
|
|
// The transient about:blank viewer doesn't have a session history entry.
|
|
SetHistoryEntry(&mOSHE, nullptr);
|
|
|
|
// Clear out our mTiming like we would in EndPageLoad, if we didn't
|
|
// have one before entering this function.
|
|
if (!hadTiming) {
|
|
mTiming = nullptr;
|
|
mBlankTiming = true;
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CreateAboutBlankContentViewer(nsIPrincipal* aPrincipal)
|
|
{
|
|
return CreateAboutBlankContentViewer(aPrincipal, nullptr);
|
|
}
|
|
|
|
bool
|
|
nsDocShell::CanSavePresentation(uint32_t aLoadType,
|
|
nsIRequest* aNewRequest,
|
|
nsIDocument* aNewDocument)
|
|
{
|
|
if (!mOSHE) {
|
|
return false; // no entry to save into
|
|
}
|
|
|
|
nsCOMPtr<nsIContentViewer> viewer;
|
|
mOSHE->GetContentViewer(getter_AddRefs(viewer));
|
|
if (viewer) {
|
|
NS_WARNING("mOSHE already has a content viewer!");
|
|
return false;
|
|
}
|
|
|
|
// Only save presentation for "normal" loads and link loads. Anything else
|
|
// probably wants to refetch the page, so caching the old presentation
|
|
// would be incorrect.
|
|
if (aLoadType != LOAD_NORMAL &&
|
|
aLoadType != LOAD_HISTORY &&
|
|
aLoadType != LOAD_LINK &&
|
|
aLoadType != LOAD_STOP_CONTENT &&
|
|
aLoadType != LOAD_STOP_CONTENT_AND_REPLACE &&
|
|
aLoadType != LOAD_ERROR_PAGE) {
|
|
return false;
|
|
}
|
|
|
|
// If the session history entry has the saveLayoutState flag set to false,
|
|
// then we should not cache the presentation.
|
|
bool canSaveState;
|
|
mOSHE->GetSaveLayoutStateFlag(&canSaveState);
|
|
if (!canSaveState) {
|
|
return false;
|
|
}
|
|
|
|
// If the document is not done loading, don't cache it.
|
|
if (!mScriptGlobal || mScriptGlobal->IsLoading()) {
|
|
return false;
|
|
}
|
|
|
|
if (mScriptGlobal->WouldReuseInnerWindow(aNewDocument)) {
|
|
return false;
|
|
}
|
|
|
|
// Avoid doing the work of saving the presentation state in the case where
|
|
// the content viewer cache is disabled.
|
|
if (nsSHistory::GetMaxTotalViewers() == 0) {
|
|
return false;
|
|
}
|
|
|
|
// Don't cache the content viewer if we're in a subframe and the subframe
|
|
// pref is disabled.
|
|
bool cacheFrames =
|
|
Preferences::GetBool("browser.sessionhistory.cache_subframes", false);
|
|
if (!cacheFrames) {
|
|
nsCOMPtr<nsIDocShellTreeItem> root;
|
|
GetSameTypeParent(getter_AddRefs(root));
|
|
if (root && root != this) {
|
|
return false; // this is a subframe load
|
|
}
|
|
}
|
|
|
|
// If the document does not want its presentation cached, then don't.
|
|
nsCOMPtr<nsIDocument> doc = mScriptGlobal->GetExtantDoc();
|
|
return doc && doc->CanSavePresentation(aNewRequest);
|
|
}
|
|
|
|
void
|
|
nsDocShell::ReattachEditorToWindow(nsISHEntry* aSHEntry)
|
|
{
|
|
NS_ASSERTION(!mEditorData,
|
|
"Why reattach an editor when we already have one?");
|
|
NS_ASSERTION(aSHEntry && aSHEntry->HasDetachedEditor(),
|
|
"Reattaching when there's not a detached editor.");
|
|
|
|
if (mEditorData || !aSHEntry) {
|
|
return;
|
|
}
|
|
|
|
mEditorData = aSHEntry->ForgetEditorData();
|
|
if (mEditorData) {
|
|
#ifdef DEBUG
|
|
nsresult rv =
|
|
#endif
|
|
mEditorData->ReattachToWindow(this);
|
|
NS_ASSERTION(NS_SUCCEEDED(rv), "Failed to reattach editing session");
|
|
}
|
|
}
|
|
|
|
void
|
|
nsDocShell::DetachEditorFromWindow()
|
|
{
|
|
if (!mEditorData || mEditorData->WaitingForLoad()) {
|
|
// If there's nothing to detach, or if the editor data is actually set
|
|
// up for the _new_ page that's coming in, don't detach.
|
|
return;
|
|
}
|
|
|
|
NS_ASSERTION(!mOSHE || !mOSHE->HasDetachedEditor(),
|
|
"Detaching editor when it's already detached.");
|
|
|
|
nsresult res = mEditorData->DetachFromWindow();
|
|
NS_ASSERTION(NS_SUCCEEDED(res), "Failed to detach editor");
|
|
|
|
if (NS_SUCCEEDED(res)) {
|
|
// Make mOSHE hold the owning ref to the editor data.
|
|
if (mOSHE) {
|
|
mOSHE->SetEditorData(mEditorData.forget());
|
|
} else {
|
|
mEditorData = nullptr;
|
|
}
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
{
|
|
bool isEditable;
|
|
GetEditable(&isEditable);
|
|
NS_ASSERTION(!isEditable,
|
|
"Window is still editable after detaching editor.");
|
|
}
|
|
#endif // DEBUG
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::CaptureState()
|
|
{
|
|
if (!mOSHE || mOSHE == mLSHE) {
|
|
// No entry to save into, or we're replacing the existing entry.
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
if (!mScriptGlobal) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsISupports> windowState = mScriptGlobal->SaveWindowState();
|
|
NS_ENSURE_TRUE(windowState, NS_ERROR_FAILURE);
|
|
|
|
#ifdef DEBUG_PAGE_CACHE
|
|
nsCOMPtr<nsIURI> uri;
|
|
mOSHE->GetURI(getter_AddRefs(uri));
|
|
nsAutoCString spec;
|
|
if (uri) {
|
|
uri->GetSpec(spec);
|
|
}
|
|
printf("Saving presentation into session history\n");
|
|
printf(" SH URI: %s\n", spec.get());
|
|
#endif
|
|
|
|
nsresult rv = mOSHE->SetWindowState(windowState);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Suspend refresh URIs and save off the timer queue
|
|
rv = mOSHE->SetRefreshURIList(mSavedRefreshURIList);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Capture the current content viewer bounds.
|
|
if (mContentViewer) {
|
|
nsIntRect bounds;
|
|
mContentViewer->GetBounds(bounds);
|
|
rv = mOSHE->SetViewerBounds(bounds);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
// Capture the docshell hierarchy.
|
|
mOSHE->ClearChildShells();
|
|
|
|
uint32_t childCount = mChildList.Length();
|
|
for (uint32_t i = 0; i < childCount; ++i) {
|
|
nsCOMPtr<nsIDocShellTreeItem> childShell = do_QueryInterface(ChildAt(i));
|
|
NS_ASSERTION(childShell, "null child shell");
|
|
|
|
mOSHE->AddChildShell(childShell);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::RestorePresentationEvent::Run()
|
|
{
|
|
if (mDocShell && NS_FAILED(mDocShell->RestoreFromHistory())) {
|
|
NS_WARNING("RestoreFromHistory failed");
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::BeginRestore(nsIContentViewer* aContentViewer, bool aTop)
|
|
{
|
|
nsresult rv;
|
|
if (!aContentViewer) {
|
|
rv = EnsureContentViewer();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
aContentViewer = mContentViewer;
|
|
}
|
|
|
|
// Dispatch events for restoring the presentation. We try to simulate
|
|
// the progress notifications loading the document would cause, so we add
|
|
// the document's channel to the loadgroup to initiate stateChange
|
|
// notifications.
|
|
|
|
nsCOMPtr<nsIDOMDocument> domDoc;
|
|
aContentViewer->GetDOMDocument(getter_AddRefs(domDoc));
|
|
nsCOMPtr<nsIDocument> doc = do_QueryInterface(domDoc);
|
|
if (doc) {
|
|
nsIChannel* channel = doc->GetChannel();
|
|
if (channel) {
|
|
mEODForCurrentDocument = false;
|
|
mIsRestoringDocument = true;
|
|
mLoadGroup->AddRequest(channel, nullptr);
|
|
mIsRestoringDocument = false;
|
|
}
|
|
}
|
|
|
|
if (!aTop) {
|
|
// This point corresponds to us having gotten OnStartRequest or
|
|
// STATE_START, so do the same thing that CreateContentViewer does at
|
|
// this point to ensure that unload/pagehide events for this document
|
|
// will fire when it's unloaded again.
|
|
mFiredUnloadEvent = false;
|
|
|
|
// For non-top frames, there is no notion of making sure that the
|
|
// previous document is in the domwindow when STATE_START notifications
|
|
// happen. We can just call BeginRestore for all of the child shells
|
|
// now.
|
|
rv = BeginRestoreChildren();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::BeginRestoreChildren()
|
|
{
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShell> child = do_QueryObject(iter.GetNext());
|
|
if (child) {
|
|
nsresult rv = child->BeginRestore(nullptr, false);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::FinishRestore()
|
|
{
|
|
// First we call finishRestore() on our children. In the simulated load,
|
|
// all of the child frames finish loading before the main document.
|
|
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShell> child = do_QueryObject(iter.GetNext());
|
|
if (child) {
|
|
child->FinishRestore();
|
|
}
|
|
}
|
|
|
|
if (mOSHE && mOSHE->HasDetachedEditor()) {
|
|
ReattachEditorToWindow(mOSHE);
|
|
}
|
|
|
|
nsCOMPtr<nsIDocument> doc = GetDocument();
|
|
if (doc) {
|
|
// Finally, we remove the request from the loadgroup. This will
|
|
// cause onStateChange(STATE_STOP) to fire, which will fire the
|
|
// pageshow event to the chrome.
|
|
|
|
nsIChannel* channel = doc->GetChannel();
|
|
if (channel) {
|
|
mIsRestoringDocument = true;
|
|
mLoadGroup->RemoveRequest(channel, nullptr, NS_OK);
|
|
mIsRestoringDocument = false;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetRestoringDocument(bool* aRestoring)
|
|
{
|
|
*aRestoring = mIsRestoringDocument;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::RestorePresentation(nsISHEntry* aSHEntry, bool* aRestoring)
|
|
{
|
|
NS_ASSERTION(mLoadType & LOAD_CMD_HISTORY,
|
|
"RestorePresentation should only be called for history loads");
|
|
|
|
nsCOMPtr<nsIContentViewer> viewer;
|
|
aSHEntry->GetContentViewer(getter_AddRefs(viewer));
|
|
|
|
#ifdef DEBUG_PAGE_CACHE
|
|
nsCOMPtr<nsIURI> uri;
|
|
aSHEntry->GetURI(getter_AddRefs(uri));
|
|
|
|
nsAutoCString spec;
|
|
if (uri) {
|
|
uri->GetSpec(spec);
|
|
}
|
|
#endif
|
|
|
|
*aRestoring = false;
|
|
|
|
if (!viewer) {
|
|
#ifdef DEBUG_PAGE_CACHE
|
|
printf("no saved presentation for uri: %s\n", spec.get());
|
|
#endif
|
|
return NS_OK;
|
|
}
|
|
|
|
// We need to make sure the content viewer's container is this docshell.
|
|
// In subframe navigation, it's possible for the docshell that the
|
|
// content viewer was originally loaded into to be replaced with a
|
|
// different one. We don't currently support restoring the presentation
|
|
// in that case.
|
|
|
|
nsCOMPtr<nsIDocShell> container;
|
|
viewer->GetContainer(getter_AddRefs(container));
|
|
if (!::SameCOMIdentity(container, GetAsSupports(this))) {
|
|
#ifdef DEBUG_PAGE_CACHE
|
|
printf("No valid container, clearing presentation\n");
|
|
#endif
|
|
aSHEntry->SetContentViewer(nullptr);
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_ASSERTION(mContentViewer != viewer, "Restoring existing presentation");
|
|
|
|
#ifdef DEBUG_PAGE_CACHE
|
|
printf("restoring presentation from session history: %s\n", spec.get());
|
|
#endif
|
|
|
|
SetHistoryEntry(&mLSHE, aSHEntry);
|
|
|
|
// Post an event that will remove the request after we've returned
|
|
// to the event loop. This mimics the way it is called by nsIChannel
|
|
// implementations.
|
|
|
|
// Revoke any pending restore (just in case)
|
|
NS_ASSERTION(!mRestorePresentationEvent.IsPending(),
|
|
"should only have one RestorePresentationEvent");
|
|
mRestorePresentationEvent.Revoke();
|
|
|
|
RefPtr<RestorePresentationEvent> evt = new RestorePresentationEvent(this);
|
|
nsresult rv = NS_DispatchToCurrentThread(evt);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mRestorePresentationEvent = evt.get();
|
|
// The rest of the restore processing will happen on our event
|
|
// callback.
|
|
*aRestoring = true;
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
namespace {
|
|
class MOZ_STACK_CLASS PresentationEventForgetter
|
|
{
|
|
public:
|
|
explicit PresentationEventForgetter(
|
|
nsRevocableEventPtr<nsDocShell::RestorePresentationEvent>&
|
|
aRestorePresentationEvent)
|
|
: mRestorePresentationEvent(aRestorePresentationEvent)
|
|
, mEvent(aRestorePresentationEvent.get())
|
|
{
|
|
}
|
|
|
|
~PresentationEventForgetter()
|
|
{
|
|
Forget();
|
|
}
|
|
|
|
void Forget()
|
|
{
|
|
if (mRestorePresentationEvent.get() == mEvent) {
|
|
mRestorePresentationEvent.Forget();
|
|
mEvent = nullptr;
|
|
}
|
|
}
|
|
|
|
private:
|
|
nsRevocableEventPtr<nsDocShell::RestorePresentationEvent>&
|
|
mRestorePresentationEvent;
|
|
RefPtr<nsDocShell::RestorePresentationEvent> mEvent;
|
|
};
|
|
|
|
} // namespace
|
|
|
|
nsresult
|
|
nsDocShell::RestoreFromHistory()
|
|
{
|
|
MOZ_ASSERT(mRestorePresentationEvent.IsPending());
|
|
PresentationEventForgetter forgetter(mRestorePresentationEvent);
|
|
|
|
// This section of code follows the same ordering as CreateContentViewer.
|
|
if (!mLSHE) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsIContentViewer> viewer;
|
|
mLSHE->GetContentViewer(getter_AddRefs(viewer));
|
|
if (!viewer) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
if (mSavingOldViewer) {
|
|
// We determined that it was safe to cache the document presentation
|
|
// at the time we initiated the new load. We need to check whether
|
|
// it's still safe to do so, since there may have been DOM mutations
|
|
// or new requests initiated.
|
|
nsCOMPtr<nsIDOMDocument> domDoc;
|
|
viewer->GetDOMDocument(getter_AddRefs(domDoc));
|
|
nsCOMPtr<nsIDocument> doc = do_QueryInterface(domDoc);
|
|
nsIRequest* request = nullptr;
|
|
if (doc) {
|
|
request = doc->GetChannel();
|
|
}
|
|
mSavingOldViewer = CanSavePresentation(mLoadType, request, doc);
|
|
}
|
|
|
|
nsCOMPtr<nsIContentViewer> oldCv(mContentViewer);
|
|
nsCOMPtr<nsIContentViewer> newCv(viewer);
|
|
int32_t minFontSize = 0;
|
|
float textZoom = 1.0f;
|
|
float pageZoom = 1.0f;
|
|
bool styleDisabled = false;
|
|
if (oldCv && newCv) {
|
|
oldCv->GetMinFontSize(&minFontSize);
|
|
oldCv->GetTextZoom(&textZoom);
|
|
oldCv->GetFullZoom(&pageZoom);
|
|
oldCv->GetAuthorStyleDisabled(&styleDisabled);
|
|
}
|
|
|
|
// Protect against mLSHE going away via a load triggered from
|
|
// pagehide or unload.
|
|
nsCOMPtr<nsISHEntry> origLSHE = mLSHE;
|
|
|
|
// Make sure to blow away our mLoadingURI just in case. No loads
|
|
// from inside this pagehide.
|
|
mLoadingURI = nullptr;
|
|
|
|
// Notify the old content viewer that it's being hidden.
|
|
FirePageHideNotification(!mSavingOldViewer);
|
|
|
|
// If mLSHE was changed as a result of the pagehide event, then
|
|
// something else was loaded. Don't finish restoring.
|
|
if (mLSHE != origLSHE) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Add the request to our load group. We do this before swapping out
|
|
// the content viewers so that consumers of STATE_START can access
|
|
// the old document. We only deal with the toplevel load at this time --
|
|
// to be consistent with normal document loading, subframes cannot start
|
|
// loading until after data arrives, which is after STATE_START completes.
|
|
|
|
RefPtr<RestorePresentationEvent> currentPresentationRestoration =
|
|
mRestorePresentationEvent.get();
|
|
Stop();
|
|
// Make sure we're still restoring the same presentation.
|
|
// If we aren't, docshell is in process doing another load already.
|
|
NS_ENSURE_STATE(currentPresentationRestoration ==
|
|
mRestorePresentationEvent.get());
|
|
BeginRestore(viewer, true);
|
|
NS_ENSURE_STATE(currentPresentationRestoration ==
|
|
mRestorePresentationEvent.get());
|
|
forgetter.Forget();
|
|
|
|
// Set mFiredUnloadEvent = false so that the unload handler for the
|
|
// *new* document will fire.
|
|
mFiredUnloadEvent = false;
|
|
|
|
mURIResultedInDocument = true;
|
|
nsCOMPtr<nsISHistory> rootSH;
|
|
GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
if (rootSH) {
|
|
nsCOMPtr<nsISHistoryInternal> hist = do_QueryInterface(rootSH);
|
|
rootSH->GetIndex(&mPreviousTransIndex);
|
|
hist->UpdateIndex();
|
|
rootSH->GetIndex(&mLoadedTransIndex);
|
|
#ifdef DEBUG_PAGE_CACHE
|
|
printf("Previous index: %d, Loaded index: %d\n\n", mPreviousTransIndex,
|
|
mLoadedTransIndex);
|
|
#endif
|
|
}
|
|
|
|
// Rather than call Embed(), we will retrieve the viewer from the session
|
|
// history entry and swap it in.
|
|
// XXX can we refactor this so that we can just call Embed()?
|
|
PersistLayoutHistoryState();
|
|
nsresult rv;
|
|
if (mContentViewer) {
|
|
if (mSavingOldViewer && NS_FAILED(CaptureState())) {
|
|
if (mOSHE) {
|
|
mOSHE->SyncPresentationState();
|
|
}
|
|
mSavingOldViewer = false;
|
|
}
|
|
}
|
|
|
|
mSavedRefreshURIList = nullptr;
|
|
|
|
// In cases where we use a transient about:blank viewer between loads,
|
|
// we never show the transient viewer, so _its_ previous viewer is never
|
|
// unhooked from the view hierarchy. Destroy any such previous viewer now,
|
|
// before we grab the root view sibling, so that we don't grab a view
|
|
// that's about to go away.
|
|
|
|
if (mContentViewer) {
|
|
nsCOMPtr<nsIContentViewer> previousViewer;
|
|
mContentViewer->GetPreviousViewer(getter_AddRefs(previousViewer));
|
|
if (previousViewer) {
|
|
mContentViewer->SetPreviousViewer(nullptr);
|
|
previousViewer->Destroy();
|
|
}
|
|
}
|
|
|
|
// Save off the root view's parent and sibling so that we can insert the
|
|
// new content viewer's root view at the same position. Also save the
|
|
// bounds of the root view's widget.
|
|
|
|
nsView* rootViewSibling = nullptr;
|
|
nsView* rootViewParent = nullptr;
|
|
nsIntRect newBounds(0, 0, 0, 0);
|
|
|
|
nsCOMPtr<nsIPresShell> oldPresShell = GetPresShell();
|
|
if (oldPresShell) {
|
|
nsViewManager* vm = oldPresShell->GetViewManager();
|
|
if (vm) {
|
|
nsView* oldRootView = vm->GetRootView();
|
|
|
|
if (oldRootView) {
|
|
rootViewSibling = oldRootView->GetNextSibling();
|
|
rootViewParent = oldRootView->GetParent();
|
|
|
|
mContentViewer->GetBounds(newBounds);
|
|
}
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIContent> container;
|
|
nsCOMPtr<nsIDocument> sibling;
|
|
if (rootViewParent && rootViewParent->GetParent()) {
|
|
nsIFrame* frame = rootViewParent->GetParent()->GetFrame();
|
|
container = frame ? frame->GetContent() : nullptr;
|
|
}
|
|
if (rootViewSibling) {
|
|
nsIFrame* frame = rootViewSibling->GetFrame();
|
|
sibling =
|
|
frame ? frame->PresContext()->PresShell()->GetDocument() : nullptr;
|
|
}
|
|
|
|
// Transfer ownership to mContentViewer. By ensuring that either the
|
|
// docshell or the session history, but not both, have references to the
|
|
// content viewer, we prevent the viewer from being torn down after
|
|
// Destroy() is called.
|
|
|
|
if (mContentViewer) {
|
|
mContentViewer->Close(mSavingOldViewer ? mOSHE.get() : nullptr);
|
|
viewer->SetPreviousViewer(mContentViewer);
|
|
}
|
|
if (mOSHE && (!mContentViewer || !mSavingOldViewer)) {
|
|
// We don't plan to save a viewer in mOSHE; tell it to drop
|
|
// any other state it's holding.
|
|
mOSHE->SyncPresentationState();
|
|
}
|
|
|
|
// Order the mContentViewer setup just like Embed does.
|
|
mContentViewer = nullptr;
|
|
|
|
// Now that we're about to switch documents, forget all of our children.
|
|
// Note that we cached them as needed up in CaptureState above.
|
|
DestroyChildren();
|
|
|
|
mContentViewer.swap(viewer);
|
|
|
|
// Grab all of the related presentation from the SHEntry now.
|
|
// Clearing the viewer from the SHEntry will clear all of this state.
|
|
nsCOMPtr<nsISupports> windowState;
|
|
mLSHE->GetWindowState(getter_AddRefs(windowState));
|
|
mLSHE->SetWindowState(nullptr);
|
|
|
|
bool sticky;
|
|
mLSHE->GetSticky(&sticky);
|
|
|
|
nsCOMPtr<nsIDOMDocument> domDoc;
|
|
mContentViewer->GetDOMDocument(getter_AddRefs(domDoc));
|
|
|
|
nsCOMArray<nsIDocShellTreeItem> childShells;
|
|
int32_t i = 0;
|
|
nsCOMPtr<nsIDocShellTreeItem> child;
|
|
while (NS_SUCCEEDED(mLSHE->ChildShellAt(i++, getter_AddRefs(child))) &&
|
|
child) {
|
|
childShells.AppendObject(child);
|
|
}
|
|
|
|
// get the previous content viewer size
|
|
nsIntRect oldBounds(0, 0, 0, 0);
|
|
mLSHE->GetViewerBounds(oldBounds);
|
|
|
|
// Restore the refresh URI list. The refresh timers will be restarted
|
|
// when EndPageLoad() is called.
|
|
nsCOMPtr<nsISupportsArray> refreshURIList;
|
|
mLSHE->GetRefreshURIList(getter_AddRefs(refreshURIList));
|
|
|
|
// Reattach to the window object.
|
|
mIsRestoringDocument = true; // for MediaDocument::BecomeInteractive
|
|
rv = mContentViewer->Open(windowState, mLSHE);
|
|
mIsRestoringDocument = false;
|
|
|
|
// Hack to keep nsDocShellEditorData alive across the
|
|
// SetContentViewer(nullptr) call below.
|
|
nsAutoPtr<nsDocShellEditorData> data(mLSHE->ForgetEditorData());
|
|
|
|
// Now remove it from the cached presentation.
|
|
mLSHE->SetContentViewer(nullptr);
|
|
mEODForCurrentDocument = false;
|
|
|
|
mLSHE->SetEditorData(data.forget());
|
|
|
|
#ifdef DEBUG
|
|
{
|
|
nsCOMPtr<nsISupportsArray> refreshURIs;
|
|
mLSHE->GetRefreshURIList(getter_AddRefs(refreshURIs));
|
|
nsCOMPtr<nsIDocShellTreeItem> childShell;
|
|
mLSHE->ChildShellAt(0, getter_AddRefs(childShell));
|
|
NS_ASSERTION(!refreshURIs && !childShell,
|
|
"SHEntry should have cleared presentation state");
|
|
}
|
|
#endif
|
|
|
|
// Restore the sticky state of the viewer. The viewer has set this state
|
|
// on the history entry in Destroy() just before marking itself non-sticky,
|
|
// to avoid teardown of the presentation.
|
|
mContentViewer->SetSticky(sticky);
|
|
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// mLSHE is now our currently-loaded document.
|
|
SetHistoryEntry(&mOSHE, mLSHE);
|
|
|
|
// XXX special wyciwyg handling in Embed()?
|
|
|
|
// We aren't going to restore any items from the LayoutHistoryState,
|
|
// but we don't want them to stay around in case the page is reloaded.
|
|
SetLayoutHistoryState(nullptr);
|
|
|
|
// This is the end of our Embed() replacement
|
|
|
|
mSavingOldViewer = false;
|
|
mEODForCurrentDocument = false;
|
|
|
|
// Tell the event loop to favor plevents over user events, see comments
|
|
// in CreateContentViewer.
|
|
if (++gNumberOfDocumentsLoading == 1) {
|
|
FavorPerformanceHint(true);
|
|
}
|
|
|
|
if (oldCv && newCv) {
|
|
newCv->SetMinFontSize(minFontSize);
|
|
newCv->SetTextZoom(textZoom);
|
|
newCv->SetFullZoom(pageZoom);
|
|
newCv->SetAuthorStyleDisabled(styleDisabled);
|
|
}
|
|
|
|
nsCOMPtr<nsIDocument> document = do_QueryInterface(domDoc);
|
|
uint32_t parentSuspendCount = 0;
|
|
if (document) {
|
|
RefPtr<nsDocShell> parent = GetParentDocshell();
|
|
if (parent) {
|
|
nsCOMPtr<nsIDocument> d = parent->GetDocument();
|
|
if (d) {
|
|
if (d->EventHandlingSuppressed()) {
|
|
document->SuppressEventHandling(nsIDocument::eEvents,
|
|
d->EventHandlingSuppressed());
|
|
}
|
|
|
|
// Ick, it'd be nicer to not rewalk all of the subdocs here.
|
|
if (d->AnimationsPaused()) {
|
|
document->SuppressEventHandling(nsIDocument::eAnimationsOnly,
|
|
d->AnimationsPaused());
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindow> parentWindow = d->GetWindow();
|
|
if (parentWindow) {
|
|
parentSuspendCount = parentWindow->TimeoutSuspendCount();
|
|
}
|
|
}
|
|
}
|
|
|
|
// Use the uri from the mLSHE we had when we entered this function
|
|
// (which need not match the document's URI if anchors are involved),
|
|
// since that's the history entry we're loading. Note that if we use
|
|
// origLSHE we don't have to worry about whether the entry in question
|
|
// is still mLSHE or whether it's now mOSHE.
|
|
nsCOMPtr<nsIURI> uri;
|
|
origLSHE->GetURI(getter_AddRefs(uri));
|
|
SetCurrentURI(uri, document->GetChannel(), true, 0);
|
|
}
|
|
|
|
// This is the end of our CreateContentViewer() replacement.
|
|
// Now we simulate a load. First, we restore the state of the javascript
|
|
// window object.
|
|
nsCOMPtr<nsPIDOMWindow> privWin = GetWindow();
|
|
NS_ASSERTION(privWin, "could not get nsPIDOMWindow interface");
|
|
|
|
rv = privWin->RestoreWindowState(windowState);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Now, dispatch a title change event which would happen as the
|
|
// <head> is parsed.
|
|
document->NotifyPossibleTitleChange(false);
|
|
|
|
// Now we simulate appending child docshells for subframes.
|
|
for (i = 0; i < childShells.Count(); ++i) {
|
|
nsIDocShellTreeItem* childItem = childShells.ObjectAt(i);
|
|
nsCOMPtr<nsIDocShell> childShell = do_QueryInterface(childItem);
|
|
|
|
// Make sure to not clobber the state of the child. Since AddChild
|
|
// always clobbers it, save it off first.
|
|
bool allowPlugins;
|
|
childShell->GetAllowPlugins(&allowPlugins);
|
|
|
|
bool allowJavascript;
|
|
childShell->GetAllowJavascript(&allowJavascript);
|
|
|
|
bool allowRedirects;
|
|
childShell->GetAllowMetaRedirects(&allowRedirects);
|
|
|
|
bool allowSubframes;
|
|
childShell->GetAllowSubframes(&allowSubframes);
|
|
|
|
bool allowImages;
|
|
childShell->GetAllowImages(&allowImages);
|
|
|
|
bool allowMedia = childShell->GetAllowMedia();
|
|
|
|
bool allowDNSPrefetch;
|
|
childShell->GetAllowDNSPrefetch(&allowDNSPrefetch);
|
|
|
|
bool allowContentRetargeting = childShell->GetAllowContentRetargeting();
|
|
bool allowContentRetargetingOnChildren =
|
|
childShell->GetAllowContentRetargetingOnChildren();
|
|
|
|
uint32_t defaultLoadFlags;
|
|
childShell->GetDefaultLoadFlags(&defaultLoadFlags);
|
|
|
|
// this.AddChild(child) calls child.SetDocLoaderParent(this), meaning that
|
|
// the child inherits our state. Among other things, this means that the
|
|
// child inherits our mIsActive, mIsPrerendered and mInPrivateBrowsing,
|
|
// which is what we want.
|
|
AddChild(childItem);
|
|
|
|
childShell->SetAllowPlugins(allowPlugins);
|
|
childShell->SetAllowJavascript(allowJavascript);
|
|
childShell->SetAllowMetaRedirects(allowRedirects);
|
|
childShell->SetAllowSubframes(allowSubframes);
|
|
childShell->SetAllowImages(allowImages);
|
|
childShell->SetAllowMedia(allowMedia);
|
|
childShell->SetAllowDNSPrefetch(allowDNSPrefetch);
|
|
childShell->SetAllowContentRetargeting(allowContentRetargeting);
|
|
childShell->SetAllowContentRetargetingOnChildren(
|
|
allowContentRetargetingOnChildren);
|
|
childShell->SetDefaultLoadFlags(defaultLoadFlags);
|
|
|
|
rv = childShell->BeginRestore(nullptr, false);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
nsCOMPtr<nsIPresShell> shell = GetPresShell();
|
|
|
|
// We may be displayed on a different monitor (or in a different
|
|
// HiDPI mode) than when we got into the history list. So we need
|
|
// to check if this has happened. See bug 838239.
|
|
|
|
// Because the prescontext normally handles resolution changes via
|
|
// a runnable (see nsPresContext::UIResolutionChanged), its device
|
|
// context won't be -immediately- updated as a result of calling
|
|
// shell->BackingScaleFactorChanged().
|
|
|
|
// But we depend on that device context when adjusting the view size
|
|
// via mContentViewer->SetBounds(newBounds) below. So we need to
|
|
// explicitly tell it to check for changed resolution here.
|
|
if (shell && shell->GetPresContext()->DeviceContext()->CheckDPIChange()) {
|
|
shell->BackingScaleFactorChanged();
|
|
}
|
|
|
|
nsViewManager* newVM = shell ? shell->GetViewManager() : nullptr;
|
|
nsView* newRootView = newVM ? newVM->GetRootView() : nullptr;
|
|
|
|
// Insert the new root view at the correct location in the view tree.
|
|
if (container) {
|
|
nsSubDocumentFrame* subDocFrame =
|
|
do_QueryFrame(container->GetPrimaryFrame());
|
|
rootViewParent = subDocFrame ? subDocFrame->EnsureInnerView() : nullptr;
|
|
} else {
|
|
rootViewParent = nullptr;
|
|
}
|
|
if (sibling &&
|
|
sibling->GetShell() &&
|
|
sibling->GetShell()->GetViewManager()) {
|
|
rootViewSibling = sibling->GetShell()->GetViewManager()->GetRootView();
|
|
} else {
|
|
rootViewSibling = nullptr;
|
|
}
|
|
if (rootViewParent && newRootView &&
|
|
newRootView->GetParent() != rootViewParent) {
|
|
nsViewManager* parentVM = rootViewParent->GetViewManager();
|
|
if (parentVM) {
|
|
// InsertChild(parent, child, sib, true) inserts the child after
|
|
// sib in content order, which is before sib in view order. BUT
|
|
// when sib is null it inserts at the end of the the document
|
|
// order, i.e., first in view order. But when oldRootSibling is
|
|
// null, the old root as at the end of the view list --- last in
|
|
// content order --- and we want to call InsertChild(parent, child,
|
|
// nullptr, false) in that case.
|
|
parentVM->InsertChild(rootViewParent, newRootView,
|
|
rootViewSibling,
|
|
rootViewSibling ? true : false);
|
|
|
|
NS_ASSERTION(newRootView->GetNextSibling() == rootViewSibling,
|
|
"error in InsertChild");
|
|
}
|
|
}
|
|
|
|
// If parent is suspended, increase suspension count.
|
|
// This can't be done as early as event suppression since this
|
|
// depends on docshell tree.
|
|
if (parentSuspendCount) {
|
|
privWin->SuspendTimeouts(parentSuspendCount, false);
|
|
}
|
|
|
|
// Now that all of the child docshells have been put into place, we can
|
|
// restart the timers for the window and all of the child frames.
|
|
privWin->ResumeTimeouts();
|
|
|
|
// Restore the refresh URI list. The refresh timers will be restarted
|
|
// when EndPageLoad() is called.
|
|
mRefreshURIList = refreshURIList;
|
|
|
|
// Meta-refresh timers have been restarted for this shell, but not
|
|
// for our children. Walk the child shells and restart their timers.
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(mChildList);
|
|
while (iter.HasMore()) {
|
|
nsCOMPtr<nsIDocShell> child = do_QueryObject(iter.GetNext());
|
|
if (child) {
|
|
child->ResumeRefreshURIs();
|
|
}
|
|
}
|
|
|
|
// Make sure this presentation is the same size as the previous
|
|
// presentation. If this is not the same size we showed it at last time,
|
|
// then we need to resize the widget.
|
|
|
|
// XXXbryner This interacts poorly with Firefox's infobar. If the old
|
|
// presentation had the infobar visible, then we will resize the new
|
|
// presentation to that smaller size. However, firing the locationchanged
|
|
// event will hide the infobar, which will immediately resize the window
|
|
// back to the larger size. A future optimization might be to restore
|
|
// the presentation at the "wrong" size, then fire the locationchanged
|
|
// event and check whether the docshell's new size is the same as the
|
|
// cached viewer size (skipping the resize if they are equal).
|
|
|
|
if (newRootView) {
|
|
if (!newBounds.IsEmpty() && !newBounds.IsEqualEdges(oldBounds)) {
|
|
#ifdef DEBUG_PAGE_CACHE
|
|
printf("resize widget(%d, %d, %d, %d)\n", newBounds.x,
|
|
newBounds.y, newBounds.width, newBounds.height);
|
|
#endif
|
|
mContentViewer->SetBounds(newBounds);
|
|
} else {
|
|
nsIScrollableFrame* rootScrollFrame =
|
|
shell->GetRootScrollFrameAsScrollableExternal();
|
|
if (rootScrollFrame) {
|
|
rootScrollFrame->PostScrolledAreaEventForCurrentArea();
|
|
}
|
|
}
|
|
}
|
|
|
|
// The FinishRestore call below can kill these, null them out so we don't
|
|
// have invalid pointer lying around.
|
|
newRootView = rootViewSibling = rootViewParent = nullptr;
|
|
newVM = nullptr;
|
|
|
|
// Simulate the completion of the load.
|
|
nsDocShell::FinishRestore();
|
|
|
|
// Restart plugins, and paint the content.
|
|
if (shell) {
|
|
shell->Thaw();
|
|
}
|
|
|
|
return privWin->FireDelayedDOMEvents();
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::CreateContentViewer(const nsACString& aContentType,
|
|
nsIRequest* aRequest,
|
|
nsIStreamListener** aContentHandler)
|
|
{
|
|
*aContentHandler = nullptr;
|
|
|
|
// Can we check the content type of the current content viewer
|
|
// and reuse it without destroying it and re-creating it?
|
|
|
|
NS_ASSERTION(mLoadGroup, "Someone ignored return from Init()?");
|
|
|
|
// Instantiate the content viewer object
|
|
nsCOMPtr<nsIContentViewer> viewer;
|
|
nsresult rv = NewContentViewerObj(aContentType, aRequest, mLoadGroup,
|
|
aContentHandler, getter_AddRefs(viewer));
|
|
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
// Notify the current document that it is about to be unloaded!!
|
|
//
|
|
// It is important to fire the unload() notification *before* any state
|
|
// is changed within the DocShell - otherwise, javascript will get the
|
|
// wrong information :-(
|
|
//
|
|
|
|
if (mSavingOldViewer) {
|
|
// We determined that it was safe to cache the document presentation
|
|
// at the time we initiated the new load. We need to check whether
|
|
// it's still safe to do so, since there may have been DOM mutations
|
|
// or new requests initiated.
|
|
nsCOMPtr<nsIDOMDocument> domDoc;
|
|
viewer->GetDOMDocument(getter_AddRefs(domDoc));
|
|
nsCOMPtr<nsIDocument> doc = do_QueryInterface(domDoc);
|
|
mSavingOldViewer = CanSavePresentation(mLoadType, aRequest, doc);
|
|
}
|
|
|
|
NS_ASSERTION(!mLoadingURI, "Re-entering unload?");
|
|
|
|
nsCOMPtr<nsIChannel> aOpenedChannel = do_QueryInterface(aRequest);
|
|
if (aOpenedChannel) {
|
|
aOpenedChannel->GetURI(getter_AddRefs(mLoadingURI));
|
|
}
|
|
FirePageHideNotification(!mSavingOldViewer);
|
|
mLoadingURI = nullptr;
|
|
|
|
// Set mFiredUnloadEvent = false so that the unload handler for the
|
|
// *new* document will fire.
|
|
mFiredUnloadEvent = false;
|
|
|
|
// we've created a new document so go ahead and call
|
|
// OnLoadingSite(), but don't fire OnLocationChange()
|
|
// notifications before we've called Embed(). See bug 284993.
|
|
mURIResultedInDocument = true;
|
|
|
|
if (mLoadType == LOAD_ERROR_PAGE) {
|
|
// We need to set the SH entry and our current URI here and not
|
|
// at the moment we load the page. We want the same behavior
|
|
// of Stop() as for a normal page load. See bug 514232 for details.
|
|
|
|
// Revert mLoadType to load type to state the page load failed,
|
|
// following function calls need it.
|
|
mLoadType = mFailedLoadType;
|
|
|
|
nsCOMPtr<nsIChannel> failedChannel = mFailedChannel;
|
|
|
|
nsIDocument* doc = viewer->GetDocument();
|
|
if (doc) {
|
|
doc->SetFailedChannel(failedChannel);
|
|
}
|
|
|
|
// Make sure we have a URI to set currentURI.
|
|
nsCOMPtr<nsIURI> failedURI;
|
|
if (failedChannel) {
|
|
NS_GetFinalChannelURI(failedChannel, getter_AddRefs(failedURI));
|
|
}
|
|
|
|
if (!failedURI) {
|
|
failedURI = mFailedURI;
|
|
}
|
|
if (!failedURI) {
|
|
// We need a URI object to store a session history entry, so make up a URI
|
|
NS_NewURI(getter_AddRefs(failedURI), "about:blank");
|
|
}
|
|
|
|
// When we don't have failedURI, something wrong will happen. See
|
|
// bug 291876.
|
|
MOZ_ASSERT(failedURI, "We don't have a URI for history APIs.");
|
|
|
|
mFailedChannel = nullptr;
|
|
mFailedURI = nullptr;
|
|
|
|
// Create an shistory entry for the old load.
|
|
if (failedURI) {
|
|
bool errorOnLocationChangeNeeded = OnNewURI(
|
|
failedURI, failedChannel, nullptr, mLoadType, false, false, false);
|
|
|
|
if (errorOnLocationChangeNeeded) {
|
|
FireOnLocationChange(this, failedChannel, failedURI,
|
|
LOCATION_CHANGE_ERROR_PAGE);
|
|
}
|
|
}
|
|
|
|
// Be sure to have a correct mLSHE, it may have been cleared by
|
|
// EndPageLoad. See bug 302115.
|
|
if (mSessionHistory && !mLSHE) {
|
|
int32_t idx;
|
|
mSessionHistory->GetRequestedIndex(&idx);
|
|
if (idx == -1) {
|
|
mSessionHistory->GetIndex(&idx);
|
|
}
|
|
mSessionHistory->GetEntryAtIndex(idx, false, getter_AddRefs(mLSHE));
|
|
}
|
|
|
|
mLoadType = LOAD_ERROR_PAGE;
|
|
}
|
|
|
|
bool onLocationChangeNeeded = OnLoadingSite(aOpenedChannel, false);
|
|
|
|
// let's try resetting the load group if we need to...
|
|
nsCOMPtr<nsILoadGroup> currentLoadGroup;
|
|
NS_ENSURE_SUCCESS(
|
|
aOpenedChannel->GetLoadGroup(getter_AddRefs(currentLoadGroup)),
|
|
NS_ERROR_FAILURE);
|
|
|
|
if (currentLoadGroup != mLoadGroup) {
|
|
nsLoadFlags loadFlags = 0;
|
|
|
|
// Cancel any URIs that are currently loading...
|
|
// XXX: Need to do this eventually Stop();
|
|
//
|
|
// Retarget the document to this loadgroup...
|
|
//
|
|
/* First attach the channel to the right loadgroup
|
|
* and then remove from the old loadgroup. This
|
|
* puts the notifications in the right order and
|
|
* we don't null-out mLSHE in OnStateChange() for
|
|
* all redirected urls
|
|
*/
|
|
aOpenedChannel->SetLoadGroup(mLoadGroup);
|
|
|
|
// Mark the channel as being a document URI...
|
|
aOpenedChannel->GetLoadFlags(&loadFlags);
|
|
loadFlags |= nsIChannel::LOAD_DOCUMENT_URI;
|
|
|
|
aOpenedChannel->SetLoadFlags(loadFlags);
|
|
|
|
mLoadGroup->AddRequest(aRequest, nullptr);
|
|
if (currentLoadGroup) {
|
|
currentLoadGroup->RemoveRequest(aRequest, nullptr, NS_BINDING_RETARGETED);
|
|
}
|
|
|
|
// Update the notification callbacks, so that progress and
|
|
// status information are sent to the right docshell...
|
|
aOpenedChannel->SetNotificationCallbacks(this);
|
|
}
|
|
|
|
NS_ENSURE_SUCCESS(Embed(viewer, "", nullptr), NS_ERROR_FAILURE);
|
|
|
|
mSavedRefreshURIList = nullptr;
|
|
mSavingOldViewer = false;
|
|
mEODForCurrentDocument = false;
|
|
|
|
// if this document is part of a multipart document,
|
|
// the ID can be used to distinguish it from the other parts.
|
|
nsCOMPtr<nsIMultiPartChannel> multiPartChannel(do_QueryInterface(aRequest));
|
|
if (multiPartChannel) {
|
|
nsCOMPtr<nsIPresShell> shell = GetPresShell();
|
|
if (NS_SUCCEEDED(rv) && shell) {
|
|
nsIDocument* doc = shell->GetDocument();
|
|
if (doc) {
|
|
uint32_t partID;
|
|
multiPartChannel->GetPartID(&partID);
|
|
doc->SetPartID(partID);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Give hint to native plevent dispatch mechanism. If a document
|
|
// is loading the native plevent dispatch mechanism should favor
|
|
// performance over normal native event dispatch priorities.
|
|
if (++gNumberOfDocumentsLoading == 1) {
|
|
// Hint to favor performance for the plevent notification mechanism.
|
|
// We want the pages to load as fast as possible even if its means
|
|
// native messages might be starved.
|
|
FavorPerformanceHint(true);
|
|
}
|
|
|
|
if (onLocationChangeNeeded) {
|
|
FireOnLocationChange(this, aRequest, mCurrentURI, 0);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::NewContentViewerObj(const nsACString& aContentType,
|
|
nsIRequest* aRequest, nsILoadGroup* aLoadGroup,
|
|
nsIStreamListener** aContentHandler,
|
|
nsIContentViewer** aViewer)
|
|
{
|
|
nsCOMPtr<nsIChannel> aOpenedChannel = do_QueryInterface(aRequest);
|
|
|
|
nsCOMPtr<nsIDocumentLoaderFactory> docLoaderFactory =
|
|
nsContentUtils::FindInternalContentViewer(aContentType);
|
|
if (!docLoaderFactory) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// Now create an instance of the content viewer nsLayoutDLF makes the
|
|
// determination if it should be a "view-source" instead of "view"
|
|
nsresult rv = docLoaderFactory->CreateInstance("view",
|
|
aOpenedChannel,
|
|
aLoadGroup, aContentType,
|
|
this,
|
|
nullptr,
|
|
aContentHandler,
|
|
aViewer);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
(*aViewer)->SetContainer(this);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::SetupNewViewer(nsIContentViewer* aNewViewer)
|
|
{
|
|
//
|
|
// Copy content viewer state from previous or parent content viewer.
|
|
//
|
|
// The following logic is mirrored in nsHTMLDocument::StartDocumentLoad!
|
|
//
|
|
// Do NOT to maintain a reference to the old content viewer outside
|
|
// of this "copying" block, or it will not be destroyed until the end of
|
|
// this routine and all <SCRIPT>s and event handlers fail! (bug 20315)
|
|
//
|
|
// In this block of code, if we get an error result, we return it
|
|
// but if we get a null pointer, that's perfectly legal for parent
|
|
// and parentContentViewer.
|
|
//
|
|
|
|
int32_t x = 0;
|
|
int32_t y = 0;
|
|
int32_t cx = 0;
|
|
int32_t cy = 0;
|
|
|
|
// This will get the size from the current content viewer or from the
|
|
// Init settings
|
|
DoGetPositionAndSize(&x, &y, &cx, &cy);
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> parentAsItem;
|
|
NS_ENSURE_SUCCESS(GetSameTypeParent(getter_AddRefs(parentAsItem)),
|
|
NS_ERROR_FAILURE);
|
|
nsCOMPtr<nsIDocShell> parent(do_QueryInterface(parentAsItem));
|
|
|
|
nsAutoCString forceCharset;
|
|
nsAutoCString hintCharset;
|
|
int32_t hintCharsetSource;
|
|
int32_t minFontSize;
|
|
float textZoom;
|
|
float pageZoom;
|
|
bool styleDisabled;
|
|
// |newMUDV| also serves as a flag to set the data from the above vars
|
|
nsCOMPtr<nsIContentViewer> newCv;
|
|
|
|
if (mContentViewer || parent) {
|
|
nsCOMPtr<nsIContentViewer> oldCv;
|
|
if (mContentViewer) {
|
|
// Get any interesting state from old content viewer
|
|
// XXX: it would be far better to just reuse the document viewer ,
|
|
// since we know we're just displaying the same document as before
|
|
oldCv = mContentViewer;
|
|
|
|
// Tell the old content viewer to hibernate in session history when
|
|
// it is destroyed.
|
|
|
|
if (mSavingOldViewer && NS_FAILED(CaptureState())) {
|
|
if (mOSHE) {
|
|
mOSHE->SyncPresentationState();
|
|
}
|
|
mSavingOldViewer = false;
|
|
}
|
|
} else {
|
|
// No old content viewer, so get state from parent's content viewer
|
|
parent->GetContentViewer(getter_AddRefs(oldCv));
|
|
}
|
|
|
|
if (oldCv) {
|
|
newCv = aNewViewer;
|
|
if (newCv) {
|
|
NS_ENSURE_SUCCESS(oldCv->GetForceCharacterSet(forceCharset),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(oldCv->GetHintCharacterSet(hintCharset),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(oldCv->GetHintCharacterSetSource(&hintCharsetSource),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(oldCv->GetMinFontSize(&minFontSize),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(oldCv->GetTextZoom(&textZoom),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(oldCv->GetFullZoom(&pageZoom),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(oldCv->GetAuthorStyleDisabled(&styleDisabled),
|
|
NS_ERROR_FAILURE);
|
|
}
|
|
}
|
|
}
|
|
|
|
nscolor bgcolor = NS_RGBA(0, 0, 0, 0);
|
|
// Ensure that the content viewer is destroyed *after* the GC - bug 71515
|
|
nsCOMPtr<nsIContentViewer> kungfuDeathGrip = mContentViewer;
|
|
if (kungfuDeathGrip) {
|
|
// Stop any activity that may be happening in the old document before
|
|
// releasing it...
|
|
kungfuDeathGrip->Stop();
|
|
|
|
// Try to extract the canvas background color from the old
|
|
// presentation shell, so we can use it for the next document.
|
|
nsCOMPtr<nsIPresShell> shell;
|
|
kungfuDeathGrip->GetPresShell(getter_AddRefs(shell));
|
|
|
|
if (shell) {
|
|
bgcolor = shell->GetCanvasBackground();
|
|
}
|
|
|
|
kungfuDeathGrip->Close(mSavingOldViewer ? mOSHE.get() : nullptr);
|
|
aNewViewer->SetPreviousViewer(kungfuDeathGrip);
|
|
}
|
|
if (mOSHE && (!mContentViewer || !mSavingOldViewer)) {
|
|
// We don't plan to save a viewer in mOSHE; tell it to drop
|
|
// any other state it's holding.
|
|
mOSHE->SyncPresentationState();
|
|
}
|
|
|
|
mContentViewer = nullptr;
|
|
|
|
// Now that we're about to switch documents, forget all of our children.
|
|
// Note that we cached them as needed up in CaptureState above.
|
|
DestroyChildren();
|
|
|
|
mContentViewer = aNewViewer;
|
|
|
|
nsCOMPtr<nsIWidget> widget;
|
|
NS_ENSURE_SUCCESS(GetMainWidget(getter_AddRefs(widget)), NS_ERROR_FAILURE);
|
|
|
|
nsIntRect bounds(x, y, cx, cy);
|
|
|
|
mContentViewer->SetNavigationTiming(mTiming);
|
|
|
|
if (NS_FAILED(mContentViewer->Init(widget, bounds))) {
|
|
mContentViewer = nullptr;
|
|
NS_WARNING("ContentViewer Initialization failed");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// If we have old state to copy, set the old state onto the new content
|
|
// viewer
|
|
if (newCv) {
|
|
NS_ENSURE_SUCCESS(newCv->SetForceCharacterSet(forceCharset),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(newCv->SetHintCharacterSet(hintCharset),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(newCv->SetHintCharacterSetSource(hintCharsetSource),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(newCv->SetMinFontSize(minFontSize),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(newCv->SetTextZoom(textZoom),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(newCv->SetFullZoom(pageZoom),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(newCv->SetAuthorStyleDisabled(styleDisabled),
|
|
NS_ERROR_FAILURE);
|
|
}
|
|
|
|
// Stuff the bgcolor from the old pres shell into the new
|
|
// pres shell. This improves page load continuity.
|
|
nsCOMPtr<nsIPresShell> shell;
|
|
mContentViewer->GetPresShell(getter_AddRefs(shell));
|
|
|
|
if (shell) {
|
|
shell->SetCanvasBackground(bgcolor);
|
|
}
|
|
|
|
// XXX: It looks like the LayoutState gets restored again in Embed()
|
|
// right after the call to SetupNewViewer(...)
|
|
|
|
// We don't show the mContentViewer yet, since we want to draw the old page
|
|
// until we have enough of the new page to show. Just return with the new
|
|
// viewer still set to hidden.
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::SetDocCurrentStateObj(nsISHEntry* aShEntry)
|
|
{
|
|
NS_ENSURE_STATE(mContentViewer);
|
|
nsCOMPtr<nsIDocument> document = GetDocument();
|
|
NS_ENSURE_TRUE(document, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsIStructuredCloneContainer> scContainer;
|
|
if (aShEntry) {
|
|
nsresult rv = aShEntry->GetStateData(getter_AddRefs(scContainer));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// If aShEntry is null, just set the document's state object to null.
|
|
}
|
|
|
|
// It's OK for scContainer too be null here; that just means there's no
|
|
// state data associated with this history entry.
|
|
document->SetStateObject(scContainer);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::CheckLoadingPermissions()
|
|
{
|
|
// This method checks whether the caller may load content into
|
|
// this docshell. Even though we've done our best to hide windows
|
|
// from code that doesn't have the right to access them, it's
|
|
// still possible for an evil site to open a window and access
|
|
// frames in the new window through window.frames[] (which is
|
|
// allAccess for historic reasons), so we still need to do this
|
|
// check on load.
|
|
nsresult rv = NS_OK;
|
|
|
|
if (!gValidateOrigin || !IsFrame()) {
|
|
// Origin validation was turned off, or we're not a frame.
|
|
// Permit all loads.
|
|
|
|
return rv;
|
|
}
|
|
|
|
// Note - The check for a current JSContext here isn't necessarily sensical.
|
|
// It's just designed to preserve the old semantics during a mass-conversion
|
|
// patch.
|
|
if (!nsContentUtils::GetCurrentJSContext()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Check if the caller is from the same origin as this docshell,
|
|
// or any of its ancestors.
|
|
nsCOMPtr<nsIDocShellTreeItem> item(this);
|
|
do {
|
|
nsCOMPtr<nsIScriptGlobalObject> sgo = do_GetInterface(item);
|
|
nsCOMPtr<nsIScriptObjectPrincipal> sop(do_QueryInterface(sgo));
|
|
|
|
nsIPrincipal* p;
|
|
if (!sop || !(p = sop->GetPrincipal())) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
if (nsContentUtils::SubjectPrincipal()->Subsumes(p)) {
|
|
// Same origin, permit load
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> tmp;
|
|
item->GetSameTypeParent(getter_AddRefs(tmp));
|
|
item.swap(tmp);
|
|
} while (item);
|
|
|
|
return NS_ERROR_DOM_PROP_ACCESS_DENIED;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell: Site Loading
|
|
//*****************************************************************************
|
|
|
|
namespace {
|
|
|
|
#ifdef MOZ_PLACES
|
|
// Callback used by CopyFavicon to inform the favicon service that one URI
|
|
// (mNewURI) has the same favicon URI (OnComplete's aFaviconURI) as another.
|
|
class nsCopyFaviconCallback final : public nsIFaviconDataCallback
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
|
|
nsCopyFaviconCallback(mozIAsyncFavicons* aSvc,
|
|
nsIURI* aNewURI,
|
|
nsIPrincipal* aLoadingPrincipal,
|
|
bool aInPrivateBrowsing)
|
|
: mSvc(aSvc)
|
|
, mNewURI(aNewURI)
|
|
, mLoadingPrincipal(aLoadingPrincipal)
|
|
, mInPrivateBrowsing(aInPrivateBrowsing)
|
|
{
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
OnComplete(nsIURI* aFaviconURI, uint32_t aDataLen,
|
|
const uint8_t* aData, const nsACString& aMimeType) override
|
|
{
|
|
// Continue only if there is an associated favicon.
|
|
if (!aFaviconURI) {
|
|
return NS_OK;
|
|
}
|
|
|
|
MOZ_ASSERT(aDataLen == 0,
|
|
"We weren't expecting the callback to deliver data.");
|
|
|
|
nsCOMPtr<mozIPlacesPendingOperation> po;
|
|
return mSvc->SetAndFetchFaviconForPage(
|
|
mNewURI, aFaviconURI, false,
|
|
mInPrivateBrowsing ? nsIFaviconService::FAVICON_LOAD_PRIVATE :
|
|
nsIFaviconService::FAVICON_LOAD_NON_PRIVATE,
|
|
nullptr, mLoadingPrincipal, getter_AddRefs(po));
|
|
}
|
|
|
|
private:
|
|
~nsCopyFaviconCallback() {}
|
|
|
|
nsCOMPtr<mozIAsyncFavicons> mSvc;
|
|
nsCOMPtr<nsIURI> mNewURI;
|
|
nsCOMPtr<nsIPrincipal> mLoadingPrincipal;
|
|
bool mInPrivateBrowsing;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS(nsCopyFaviconCallback, nsIFaviconDataCallback)
|
|
#endif
|
|
|
|
} // namespace
|
|
|
|
void
|
|
nsDocShell::CopyFavicon(nsIURI* aOldURI,
|
|
nsIURI* aNewURI,
|
|
nsIPrincipal* aLoadingPrincipal,
|
|
bool aInPrivateBrowsing)
|
|
{
|
|
if (XRE_IsContentProcess()) {
|
|
dom::ContentChild* contentChild = dom::ContentChild::GetSingleton();
|
|
if (contentChild) {
|
|
mozilla::ipc::URIParams oldURI, newURI;
|
|
SerializeURI(aOldURI, oldURI);
|
|
SerializeURI(aNewURI, newURI);
|
|
contentChild->SendCopyFavicon(oldURI, newURI,
|
|
IPC::Principal(aLoadingPrincipal),
|
|
aInPrivateBrowsing);
|
|
}
|
|
return;
|
|
}
|
|
|
|
#ifdef MOZ_PLACES
|
|
nsCOMPtr<mozIAsyncFavicons> favSvc =
|
|
do_GetService("@mozilla.org/browser/favicon-service;1");
|
|
if (favSvc) {
|
|
nsCOMPtr<nsIFaviconDataCallback> callback =
|
|
new nsCopyFaviconCallback(favSvc, aNewURI,
|
|
aLoadingPrincipal,
|
|
aInPrivateBrowsing);
|
|
favSvc->GetFaviconURLForPage(aOldURI, callback);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
class InternalLoadEvent : public nsRunnable
|
|
{
|
|
public:
|
|
InternalLoadEvent(nsDocShell* aDocShell, nsIURI* aURI,
|
|
nsIURI* aOriginalURI, bool aLoadReplace,
|
|
nsIURI* aReferrer, uint32_t aReferrerPolicy,
|
|
nsISupports* aOwner, uint32_t aFlags,
|
|
const char* aTypeHint, nsIInputStream* aPostData,
|
|
nsIInputStream* aHeadersData, uint32_t aLoadType,
|
|
nsISHEntry* aSHEntry, bool aFirstParty,
|
|
const nsAString& aSrcdoc, nsIDocShell* aSourceDocShell,
|
|
nsIURI* aBaseURI)
|
|
: mSrcdoc(aSrcdoc)
|
|
, mDocShell(aDocShell)
|
|
, mURI(aURI)
|
|
, mOriginalURI(aOriginalURI)
|
|
, mLoadReplace(aLoadReplace)
|
|
, mReferrer(aReferrer)
|
|
, mReferrerPolicy(aReferrerPolicy)
|
|
, mOwner(aOwner)
|
|
, mPostData(aPostData)
|
|
, mHeadersData(aHeadersData)
|
|
, mSHEntry(aSHEntry)
|
|
, mFlags(aFlags)
|
|
, mLoadType(aLoadType)
|
|
, mFirstParty(aFirstParty)
|
|
, mSourceDocShell(aSourceDocShell)
|
|
, mBaseURI(aBaseURI)
|
|
{
|
|
// Make sure to keep null things null as needed
|
|
if (aTypeHint) {
|
|
mTypeHint = aTypeHint;
|
|
}
|
|
}
|
|
|
|
NS_IMETHOD
|
|
Run()
|
|
{
|
|
return mDocShell->InternalLoad(mURI, mOriginalURI,
|
|
mLoadReplace,
|
|
mReferrer,
|
|
mReferrerPolicy,
|
|
mOwner, mFlags,
|
|
nullptr, mTypeHint.get(),
|
|
NullString(), mPostData, mHeadersData,
|
|
mLoadType, mSHEntry, mFirstParty,
|
|
mSrcdoc, mSourceDocShell, mBaseURI,
|
|
nullptr, nullptr);
|
|
}
|
|
|
|
private:
|
|
// Use IDL strings so .get() returns null by default
|
|
nsXPIDLString mWindowTarget;
|
|
nsXPIDLCString mTypeHint;
|
|
nsString mSrcdoc;
|
|
|
|
RefPtr<nsDocShell> mDocShell;
|
|
nsCOMPtr<nsIURI> mURI;
|
|
nsCOMPtr<nsIURI> mOriginalURI;
|
|
bool mLoadReplace;
|
|
nsCOMPtr<nsIURI> mReferrer;
|
|
uint32_t mReferrerPolicy;
|
|
nsCOMPtr<nsISupports> mOwner;
|
|
nsCOMPtr<nsIInputStream> mPostData;
|
|
nsCOMPtr<nsIInputStream> mHeadersData;
|
|
nsCOMPtr<nsISHEntry> mSHEntry;
|
|
uint32_t mFlags;
|
|
uint32_t mLoadType;
|
|
bool mFirstParty;
|
|
nsCOMPtr<nsIDocShell> mSourceDocShell;
|
|
nsCOMPtr<nsIURI> mBaseURI;
|
|
};
|
|
|
|
/**
|
|
* Returns true if we started an asynchronous load (i.e., from the network), but
|
|
* the document we're loading there hasn't yet become this docshell's active
|
|
* document.
|
|
*
|
|
* When JustStartedNetworkLoad is true, you should be careful about modifying
|
|
* mLoadType and mLSHE. These are both set when the asynchronous load first
|
|
* starts, and the load expects that, when it eventually runs InternalLoad,
|
|
* mLoadType and mLSHE will have their original values.
|
|
*/
|
|
bool
|
|
nsDocShell::JustStartedNetworkLoad()
|
|
{
|
|
return mDocumentRequest && mDocumentRequest != GetCurrentDocChannel();
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::CreatePrincipalFromReferrer(nsIURI* aReferrer,
|
|
nsIPrincipal** aResult)
|
|
{
|
|
PrincipalOriginAttributes attrs;
|
|
attrs.InheritFromDocShellToDoc(GetOriginAttributes(), aReferrer);
|
|
nsCOMPtr<nsIPrincipal> prin =
|
|
BasePrincipal::CreateCodebasePrincipal(aReferrer, attrs);
|
|
prin.forget(aResult);
|
|
|
|
return *aResult ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::InternalLoad(nsIURI* aURI,
|
|
nsIURI* aOriginalURI,
|
|
bool aLoadReplace,
|
|
nsIURI* aReferrer,
|
|
uint32_t aReferrerPolicy,
|
|
nsISupports* aOwner,
|
|
uint32_t aFlags,
|
|
const char16_t* aWindowTarget,
|
|
const char* aTypeHint,
|
|
const nsAString& aFileName,
|
|
nsIInputStream* aPostData,
|
|
nsIInputStream* aHeadersData,
|
|
uint32_t aLoadType,
|
|
nsISHEntry* aSHEntry,
|
|
bool aFirstParty,
|
|
const nsAString& aSrcdoc,
|
|
nsIDocShell* aSourceDocShell,
|
|
nsIURI* aBaseURI,
|
|
nsIDocShell** aDocShell,
|
|
nsIRequest** aRequest)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
mOriginalUriString.Truncate();
|
|
|
|
if (gDocShellLeakLog && MOZ_LOG_TEST(gDocShellLeakLog, LogLevel::Debug)) {
|
|
nsAutoCString spec;
|
|
if (aURI) {
|
|
aURI->GetSpec(spec);
|
|
}
|
|
PR_LogPrint("DOCSHELL %p InternalLoad %s\n", this, spec.get());
|
|
}
|
|
// Initialize aDocShell/aRequest
|
|
if (aDocShell) {
|
|
*aDocShell = nullptr;
|
|
}
|
|
if (aRequest) {
|
|
*aRequest = nullptr;
|
|
}
|
|
|
|
if (!aURI) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
NS_ENSURE_TRUE(IsValidLoadType(aLoadType), NS_ERROR_INVALID_ARG);
|
|
|
|
NS_ENSURE_TRUE(!mIsBeingDestroyed, NS_ERROR_NOT_AVAILABLE);
|
|
|
|
// wyciwyg urls can only be loaded through history. Any normal load of
|
|
// wyciwyg through docshell is illegal. Disallow such loads.
|
|
if (aLoadType & LOAD_CMD_NORMAL) {
|
|
bool isWyciwyg = false;
|
|
rv = aURI->SchemeIs("wyciwyg", &isWyciwyg);
|
|
if ((isWyciwyg && NS_SUCCEEDED(rv)) || NS_FAILED(rv)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
}
|
|
|
|
bool isJavaScript = false;
|
|
if (NS_FAILED(aURI->SchemeIs("javascript", &isJavaScript))) {
|
|
isJavaScript = false;
|
|
}
|
|
|
|
//
|
|
// First, notify any nsIContentPolicy listeners about the document load.
|
|
// Only abort the load if a content policy listener explicitly vetos it!
|
|
//
|
|
nsCOMPtr<Element> requestingElement;
|
|
// Use nsPIDOMWindow since we _want_ to cross the chrome boundary if needed
|
|
if (mScriptGlobal) {
|
|
requestingElement = mScriptGlobal->GetFrameElementInternal();
|
|
}
|
|
|
|
RefPtr<nsGlobalWindow> MMADeathGrip = mScriptGlobal;
|
|
|
|
int16_t shouldLoad = nsIContentPolicy::ACCEPT;
|
|
uint32_t contentType;
|
|
bool isNewDocShell = false;
|
|
bool isTargetTopLevelDocShell = false;
|
|
nsCOMPtr<nsIDocShell> targetDocShell;
|
|
if (aWindowTarget && *aWindowTarget) {
|
|
// Locate the target DocShell.
|
|
nsCOMPtr<nsIDocShellTreeItem> targetItem;
|
|
rv = FindItemWithName(aWindowTarget, nullptr, this,
|
|
getter_AddRefs(targetItem));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
targetDocShell = do_QueryInterface(targetItem);
|
|
// If the targetDocShell doesn't exist, then this is a new docShell
|
|
// and we should consider this a TYPE_DOCUMENT load
|
|
isNewDocShell = !targetDocShell;
|
|
|
|
// If the targetDocShell and the rootDocShell are the same, then the
|
|
// targetDocShell is the top level document and hence we should
|
|
// consider this TYPE_DOCUMENT
|
|
if (targetDocShell) {
|
|
nsCOMPtr<nsIDocShellTreeItem> sameTypeRoot;
|
|
targetDocShell->GetSameTypeRootTreeItem(getter_AddRefs(sameTypeRoot));
|
|
NS_ASSERTION(sameTypeRoot,
|
|
"No document shell root tree item from targetDocShell!");
|
|
nsCOMPtr<nsIDocShell> rootShell = do_QueryInterface(sameTypeRoot);
|
|
NS_ASSERTION(rootShell,
|
|
"No root docshell from document shell root tree item.");
|
|
|
|
if (targetDocShell == rootShell) {
|
|
isTargetTopLevelDocShell = true;
|
|
}
|
|
}
|
|
}
|
|
if (IsFrame() && !isNewDocShell && !isTargetTopLevelDocShell) {
|
|
NS_ASSERTION(requestingElement, "A frame but no DOM element!?");
|
|
contentType = requestingElement->IsHTMLElement(nsGkAtoms::iframe) ?
|
|
nsIContentPolicy::TYPE_INTERNAL_IFRAME : nsIContentPolicy::TYPE_INTERNAL_FRAME;
|
|
} else {
|
|
contentType = nsIContentPolicy::TYPE_DOCUMENT;
|
|
}
|
|
|
|
nsISupports* context = requestingElement;
|
|
if (!context) {
|
|
context = ToSupports(MMADeathGrip);
|
|
}
|
|
|
|
// XXXbz would be nice to know the loading principal here... but we don't
|
|
nsCOMPtr<nsIPrincipal> loadingPrincipal = do_QueryInterface(aOwner);
|
|
if (!loadingPrincipal && aReferrer) {
|
|
rv =
|
|
CreatePrincipalFromReferrer(aReferrer, getter_AddRefs(loadingPrincipal));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
rv = NS_CheckContentLoadPolicy(contentType,
|
|
aURI,
|
|
loadingPrincipal,
|
|
context,
|
|
EmptyCString(), // mime guess
|
|
nullptr, // extra
|
|
&shouldLoad);
|
|
|
|
if (NS_FAILED(rv) || NS_CP_REJECTED(shouldLoad)) {
|
|
if (NS_SUCCEEDED(rv) && shouldLoad == nsIContentPolicy::REJECT_TYPE) {
|
|
return NS_ERROR_CONTENT_BLOCKED_SHOW_ALT;
|
|
}
|
|
|
|
return NS_ERROR_CONTENT_BLOCKED;
|
|
}
|
|
|
|
nsCOMPtr<nsISupports> owner(aOwner);
|
|
//
|
|
// Get an owner from the current document if necessary. Note that we only
|
|
// do this for URIs that inherit a security context and local file URIs;
|
|
// in particular we do NOT do this for about:blank. This way, random
|
|
// about:blank loads that have no owner (which basically means they were
|
|
// done by someone from chrome manually messing with our nsIWebNavigation
|
|
// or by C++ setting document.location) don't get a funky principal. If
|
|
// callers want something interesting to happen with the about:blank
|
|
// principal in this case, they should pass an owner in.
|
|
//
|
|
{
|
|
bool inherits;
|
|
// One more twist: Don't inherit the owner for external loads.
|
|
if (aLoadType != LOAD_NORMAL_EXTERNAL && !owner &&
|
|
(aFlags & INTERNAL_LOAD_FLAGS_INHERIT_OWNER) &&
|
|
NS_SUCCEEDED(nsContentUtils::URIInheritsSecurityContext(aURI,
|
|
&inherits)) &&
|
|
inherits) {
|
|
owner = GetInheritedPrincipal(true);
|
|
}
|
|
}
|
|
|
|
// Don't allow loads that would inherit our security context
|
|
// if this document came from an unsafe channel.
|
|
{
|
|
bool willInherit;
|
|
// This condition needs to match the one in
|
|
// nsContentUtils::ChannelShouldInheritPrincipal.
|
|
// Except we reverse the rv check to be safe in case
|
|
// nsContentUtils::URIInheritsSecurityContext fails here and
|
|
// succeeds there.
|
|
rv = nsContentUtils::URIInheritsSecurityContext(aURI, &willInherit);
|
|
if (NS_FAILED(rv) || willInherit || NS_IsAboutBlank(aURI)) {
|
|
nsCOMPtr<nsIDocShellTreeItem> treeItem = this;
|
|
do {
|
|
nsCOMPtr<nsIDocShell> itemDocShell = do_QueryInterface(treeItem);
|
|
bool isUnsafe;
|
|
if (itemDocShell &&
|
|
NS_SUCCEEDED(itemDocShell->GetChannelIsUnsafe(&isUnsafe)) &&
|
|
isUnsafe) {
|
|
return NS_ERROR_DOM_SECURITY_ERR;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> parent;
|
|
treeItem->GetSameTypeParent(getter_AddRefs(parent));
|
|
parent.swap(treeItem);
|
|
} while (treeItem);
|
|
}
|
|
}
|
|
|
|
//
|
|
// Resolve the window target before going any further...
|
|
// If the load has been targeted to another DocShell, then transfer the
|
|
// load to it...
|
|
//
|
|
if (aWindowTarget && *aWindowTarget) {
|
|
// We've already done our owner-inheriting. Mask out that bit, so we
|
|
// don't try inheriting an owner from the target window if we came up
|
|
// with a null owner above.
|
|
aFlags = aFlags & ~INTERNAL_LOAD_FLAGS_INHERIT_OWNER;
|
|
|
|
bool isNewWindow = false;
|
|
if (!targetDocShell) {
|
|
// If the docshell's document is sandboxed, only open a new window
|
|
// if the document's SANDBOXED_AUXILLARY_NAVIGATION flag is not set.
|
|
// (i.e. if allow-popups is specified)
|
|
NS_ENSURE_TRUE(mContentViewer, NS_ERROR_FAILURE);
|
|
nsIDocument* doc = mContentViewer->GetDocument();
|
|
uint32_t sandboxFlags = 0;
|
|
|
|
if (doc) {
|
|
sandboxFlags = doc->GetSandboxFlags();
|
|
if (sandboxFlags & SANDBOXED_AUXILIARY_NAVIGATION) {
|
|
return NS_ERROR_DOM_INVALID_ACCESS_ERR;
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindow> win = GetWindow();
|
|
NS_ENSURE_TRUE(win, NS_ERROR_NOT_AVAILABLE);
|
|
|
|
nsDependentString name(aWindowTarget);
|
|
nsCOMPtr<nsIDOMWindow> newWin;
|
|
nsAutoCString spec;
|
|
if (aURI) {
|
|
aURI->GetSpec(spec);
|
|
}
|
|
rv = win->OpenNoNavigate(NS_ConvertUTF8toUTF16(spec),
|
|
name, // window name
|
|
EmptyString(), // Features
|
|
getter_AddRefs(newWin));
|
|
|
|
// In some cases the Open call doesn't actually result in a new
|
|
// window being opened. We can detect these cases by examining the
|
|
// document in |newWin|, if any.
|
|
nsCOMPtr<nsPIDOMWindow> piNewWin = do_QueryInterface(newWin);
|
|
if (piNewWin) {
|
|
nsCOMPtr<nsIDocument> newDoc = piNewWin->GetExtantDoc();
|
|
if (!newDoc || newDoc->IsInitialDocument()) {
|
|
isNewWindow = true;
|
|
aFlags |= INTERNAL_LOAD_FLAGS_FIRST_LOAD;
|
|
|
|
// set opener object to null for noreferrer
|
|
if (aFlags & INTERNAL_LOAD_FLAGS_NO_OPENER) {
|
|
piNewWin->SetOpenerWindow(nullptr, false);
|
|
}
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIWebNavigation> webNav = do_GetInterface(newWin);
|
|
targetDocShell = do_QueryInterface(webNav);
|
|
}
|
|
|
|
//
|
|
// Transfer the load to the target DocShell... Pass nullptr as the
|
|
// window target name from to prevent recursive retargeting!
|
|
//
|
|
if (NS_SUCCEEDED(rv) && targetDocShell) {
|
|
rv = targetDocShell->InternalLoad(aURI,
|
|
aOriginalURI,
|
|
aLoadReplace,
|
|
aReferrer,
|
|
aReferrerPolicy,
|
|
owner,
|
|
aFlags,
|
|
nullptr, // No window target
|
|
aTypeHint,
|
|
NullString(), // No forced download
|
|
aPostData,
|
|
aHeadersData,
|
|
aLoadType,
|
|
aSHEntry,
|
|
aFirstParty,
|
|
aSrcdoc,
|
|
aSourceDocShell,
|
|
aBaseURI,
|
|
aDocShell,
|
|
aRequest);
|
|
if (rv == NS_ERROR_NO_CONTENT) {
|
|
// XXXbz except we never reach this code!
|
|
if (isNewWindow) {
|
|
//
|
|
// At this point, a new window has been created, but the
|
|
// URI did not have any data associated with it...
|
|
//
|
|
// So, the best we can do, is to tear down the new window
|
|
// that was just created!
|
|
//
|
|
if (nsCOMPtr<nsPIDOMWindow> domWin = targetDocShell->GetWindow()) {
|
|
domWin->Close();
|
|
}
|
|
}
|
|
//
|
|
// NS_ERROR_NO_CONTENT should not be returned to the
|
|
// caller... This is an internal error code indicating that
|
|
// the URI had no data associated with it - probably a
|
|
// helper-app style protocol (ie. mailto://)
|
|
//
|
|
rv = NS_OK;
|
|
} else if (isNewWindow) {
|
|
// XXX: Once new windows are created hidden, the new
|
|
// window will need to be made visible... For now,
|
|
// do nothing.
|
|
}
|
|
}
|
|
|
|
// Else we ran out of memory, or were a popup and got blocked,
|
|
// or something.
|
|
|
|
return rv;
|
|
}
|
|
|
|
//
|
|
// Load is being targetted at this docshell so return an error if the
|
|
// docshell is in the process of being destroyed.
|
|
//
|
|
if (mIsBeingDestroyed) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_ENSURE_STATE(!HasUnloadedParent());
|
|
|
|
rv = CheckLoadingPermissions();
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
if (mFiredUnloadEvent) {
|
|
if (IsOKToLoadURI(aURI)) {
|
|
NS_PRECONDITION(!aWindowTarget || !*aWindowTarget,
|
|
"Shouldn't have a window target here!");
|
|
|
|
// If this is a replace load, make whatever load triggered
|
|
// the unload event also a replace load, so we don't
|
|
// create extra history entries.
|
|
if (LOAD_TYPE_HAS_FLAGS(aLoadType, LOAD_FLAGS_REPLACE_HISTORY)) {
|
|
mLoadType = LOAD_NORMAL_REPLACE;
|
|
}
|
|
|
|
// Do this asynchronously
|
|
nsCOMPtr<nsIRunnable> ev =
|
|
new InternalLoadEvent(this, aURI, aOriginalURI, aLoadReplace,
|
|
aReferrer, aReferrerPolicy, aOwner, aFlags,
|
|
aTypeHint, aPostData, aHeadersData,
|
|
aLoadType, aSHEntry, aFirstParty, aSrcdoc,
|
|
aSourceDocShell, aBaseURI);
|
|
return NS_DispatchToCurrentThread(ev);
|
|
}
|
|
|
|
// Just ignore this load attempt
|
|
return NS_OK;
|
|
}
|
|
|
|
// If a source docshell has been passed, check to see if we are sandboxed
|
|
// from it as the result of an iframe or CSP sandbox.
|
|
if (aSourceDocShell && aSourceDocShell->IsSandboxedFrom(this)) {
|
|
return NS_ERROR_DOM_INVALID_ACCESS_ERR;
|
|
}
|
|
|
|
// If this docshell is owned by a frameloader, make sure to cancel
|
|
// possible frameloader initialization before loading a new page.
|
|
nsCOMPtr<nsIDocShellTreeItem> parent = GetParentDocshell();
|
|
if (parent) {
|
|
nsCOMPtr<nsIDocument> doc = do_GetInterface(parent);
|
|
if (doc) {
|
|
doc->TryCancelFrameLoaderInitialization(this);
|
|
}
|
|
}
|
|
|
|
// Before going any further vet loads initiated by external programs.
|
|
if (aLoadType == LOAD_NORMAL_EXTERNAL) {
|
|
// Disallow external chrome: loads targetted at content windows
|
|
bool isChrome = false;
|
|
if (NS_SUCCEEDED(aURI->SchemeIs("chrome", &isChrome)) && isChrome) {
|
|
NS_WARNING("blocked external chrome: url -- use '--chrome' option");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// clear the decks to prevent context bleed-through (bug 298255)
|
|
rv = CreateAboutBlankContentViewer(nullptr, nullptr);
|
|
if (NS_FAILED(rv)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
// reset loadType so we don't have to add lots of tests for
|
|
// LOAD_NORMAL_EXTERNAL after this point
|
|
aLoadType = LOAD_NORMAL;
|
|
}
|
|
|
|
mAllowKeywordFixup =
|
|
(aFlags & INTERNAL_LOAD_FLAGS_ALLOW_THIRD_PARTY_FIXUP) != 0;
|
|
mURIResultedInDocument = false; // reset the clock...
|
|
|
|
if (aLoadType == LOAD_NORMAL ||
|
|
aLoadType == LOAD_STOP_CONTENT ||
|
|
LOAD_TYPE_HAS_FLAGS(aLoadType, LOAD_FLAGS_REPLACE_HISTORY) ||
|
|
aLoadType == LOAD_HISTORY ||
|
|
aLoadType == LOAD_LINK) {
|
|
nsCOMPtr<nsIURI> currentURI = mCurrentURI;
|
|
// Split currentURI and aURI on the '#' character. Make sure we read
|
|
// the return values of SplitURIAtHash; if it fails, we don't want to
|
|
// allow a short-circuited navigation.
|
|
nsAutoCString curBeforeHash, curHash, newBeforeHash, newHash;
|
|
nsresult splitRv1, splitRv2;
|
|
splitRv1 = currentURI ?
|
|
nsContentUtils::SplitURIAtHash(currentURI, curBeforeHash, curHash) :
|
|
NS_ERROR_FAILURE;
|
|
splitRv2 = nsContentUtils::SplitURIAtHash(aURI, newBeforeHash, newHash);
|
|
|
|
bool sameExceptHashes = NS_SUCCEEDED(splitRv1) &&
|
|
NS_SUCCEEDED(splitRv2) &&
|
|
curBeforeHash.Equals(newBeforeHash);
|
|
|
|
if (!sameExceptHashes && sURIFixup && currentURI &&
|
|
NS_SUCCEEDED(splitRv2)) {
|
|
// Maybe aURI came from the exposable form of currentURI?
|
|
nsCOMPtr<nsIURI> currentExposableURI;
|
|
rv = sURIFixup->CreateExposableURI(currentURI,
|
|
getter_AddRefs(currentExposableURI));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
splitRv1 = nsContentUtils::SplitURIAtHash(currentExposableURI,
|
|
curBeforeHash, curHash);
|
|
sameExceptHashes =
|
|
NS_SUCCEEDED(splitRv1) && curBeforeHash.Equals(newBeforeHash);
|
|
}
|
|
|
|
bool historyNavBetweenSameDoc = false;
|
|
if (mOSHE && aSHEntry) {
|
|
// We're doing a history load.
|
|
|
|
mOSHE->SharesDocumentWith(aSHEntry, &historyNavBetweenSameDoc);
|
|
|
|
#ifdef DEBUG
|
|
if (historyNavBetweenSameDoc) {
|
|
nsCOMPtr<nsIInputStream> currentPostData;
|
|
mOSHE->GetPostData(getter_AddRefs(currentPostData));
|
|
NS_ASSERTION(currentPostData == aPostData,
|
|
"Different POST data for entries for the same page?");
|
|
}
|
|
#endif
|
|
}
|
|
|
|
// A short-circuited load happens when we navigate between two SHEntries
|
|
// for the same document. We do a short-circuited load under two
|
|
// circumstances. Either
|
|
//
|
|
// a) we're navigating between two different SHEntries which share a
|
|
// document, or
|
|
//
|
|
// b) we're navigating to a new shentry whose URI differs from the
|
|
// current URI only in its hash, the new hash is non-empty, and
|
|
// we're not doing a POST.
|
|
//
|
|
// The restriction tha the SHEntries in (a) must be different ensures
|
|
// that history.go(0) and the like trigger full refreshes, rather than
|
|
// short-circuited loads.
|
|
bool doShortCircuitedLoad =
|
|
(historyNavBetweenSameDoc && mOSHE != aSHEntry) ||
|
|
(!aSHEntry && !aPostData &&
|
|
sameExceptHashes && !newHash.IsEmpty());
|
|
|
|
if (doShortCircuitedLoad) {
|
|
// Save the position of the scrollers.
|
|
nscoord cx = 0, cy = 0;
|
|
GetCurScrollPos(ScrollOrientation_X, &cx);
|
|
GetCurScrollPos(ScrollOrientation_Y, &cy);
|
|
|
|
// Reset mLoadType to its original value once we exit this block,
|
|
// because this short-circuited load might have started after a
|
|
// normal, network load, and we don't want to clobber its load type.
|
|
// See bug 737307.
|
|
AutoRestore<uint32_t> loadTypeResetter(mLoadType);
|
|
|
|
// If a non-short-circuit load (i.e., a network load) is pending,
|
|
// make this a replacement load, so that we don't add a SHEntry here
|
|
// and the network load goes into the SHEntry it expects to.
|
|
if (JustStartedNetworkLoad() && (aLoadType & LOAD_CMD_NORMAL)) {
|
|
mLoadType = LOAD_NORMAL_REPLACE;
|
|
} else {
|
|
mLoadType = aLoadType;
|
|
}
|
|
|
|
mURIResultedInDocument = true;
|
|
|
|
nsCOMPtr<nsISHEntry> oldLSHE = mLSHE;
|
|
|
|
/* we need to assign mLSHE to aSHEntry right here, so that on History
|
|
* loads, SetCurrentURI() called from OnNewURI() will send proper
|
|
* onLocationChange() notifications to the browser to update
|
|
* back/forward buttons.
|
|
*/
|
|
SetHistoryEntry(&mLSHE, aSHEntry);
|
|
|
|
// Set the doc's URI according to the new history entry's URI.
|
|
nsCOMPtr<nsIDocument> doc = GetDocument();
|
|
NS_ENSURE_TRUE(doc, NS_ERROR_FAILURE);
|
|
doc->SetDocumentURI(aURI);
|
|
|
|
/* This is a anchor traversal with in the same page.
|
|
* call OnNewURI() so that, this traversal will be
|
|
* recorded in session and global history.
|
|
*/
|
|
nsCOMPtr<nsISupports> owner;
|
|
if (mOSHE) {
|
|
mOSHE->GetOwner(getter_AddRefs(owner));
|
|
}
|
|
// Pass true for aCloneSHChildren, since we're not
|
|
// changing documents here, so all of our subframes are
|
|
// still relevant to the new session history entry.
|
|
//
|
|
// It also makes OnNewURI(...) set LOCATION_CHANGE_SAME_DOCUMENT
|
|
// flag on firing onLocationChange(...).
|
|
// Anyway, aCloneSHChildren param is simply reflecting
|
|
// doShortCircuitedLoad in this scope.
|
|
OnNewURI(aURI, nullptr, owner, mLoadType, true, true, true);
|
|
|
|
nsCOMPtr<nsIInputStream> postData;
|
|
nsCOMPtr<nsISupports> cacheKey;
|
|
|
|
if (mOSHE) {
|
|
/* save current position of scroller(s) (bug 59774) */
|
|
mOSHE->SetScrollPosition(cx, cy);
|
|
// Get the postdata and page ident from the current page, if
|
|
// the new load is being done via normal means. Note that
|
|
// "normal means" can be checked for just by checking for
|
|
// LOAD_CMD_NORMAL, given the loadType and allowScroll check
|
|
// above -- it filters out some LOAD_CMD_NORMAL cases that we
|
|
// wouldn't want here.
|
|
if (aLoadType & LOAD_CMD_NORMAL) {
|
|
mOSHE->GetPostData(getter_AddRefs(postData));
|
|
mOSHE->GetCacheKey(getter_AddRefs(cacheKey));
|
|
|
|
// Link our new SHEntry to the old SHEntry's back/forward
|
|
// cache data, since the two SHEntries correspond to the
|
|
// same document.
|
|
if (mLSHE) {
|
|
mLSHE->AdoptBFCacheEntry(mOSHE);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Assign mOSHE to mLSHE. This will either be a new entry created
|
|
* by OnNewURI() for normal loads or aSHEntry for history loads.
|
|
*/
|
|
if (mLSHE) {
|
|
SetHistoryEntry(&mOSHE, mLSHE);
|
|
// Save the postData obtained from the previous page
|
|
// in to the session history entry created for the
|
|
// anchor page, so that any history load of the anchor
|
|
// page will restore the appropriate postData.
|
|
if (postData) {
|
|
mOSHE->SetPostData(postData);
|
|
}
|
|
|
|
// Make sure we won't just repost without hitting the
|
|
// cache first
|
|
if (cacheKey) {
|
|
mOSHE->SetCacheKey(cacheKey);
|
|
}
|
|
}
|
|
|
|
/* Restore the original LSHE if we were loading something
|
|
* while short-circuited load was initiated.
|
|
*/
|
|
SetHistoryEntry(&mLSHE, oldLSHE);
|
|
/* Set the title for the SH entry for this target url. so that
|
|
* SH menus in go/back/forward buttons won't be empty for this.
|
|
*/
|
|
if (mSessionHistory) {
|
|
int32_t index = -1;
|
|
mSessionHistory->GetIndex(&index);
|
|
nsCOMPtr<nsISHEntry> shEntry;
|
|
mSessionHistory->GetEntryAtIndex(index, false, getter_AddRefs(shEntry));
|
|
NS_ENSURE_TRUE(shEntry, NS_ERROR_FAILURE);
|
|
shEntry->SetTitle(mTitle);
|
|
}
|
|
|
|
/* Set the title for the Global History entry for this anchor url.
|
|
*/
|
|
if (mUseGlobalHistory && !mInPrivateBrowsing) {
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (history) {
|
|
history->SetURITitle(aURI, mTitle);
|
|
} else if (mGlobalHistory) {
|
|
mGlobalHistory->SetPageTitle(aURI, mTitle);
|
|
}
|
|
}
|
|
|
|
SetDocCurrentStateObj(mOSHE);
|
|
|
|
// Inform the favicon service that the favicon for oldURI also
|
|
// applies to aURI.
|
|
CopyFavicon(currentURI, aURI, doc->NodePrincipal(), mInPrivateBrowsing);
|
|
|
|
RefPtr<nsGlobalWindow> win = MMADeathGrip ?
|
|
MMADeathGrip->GetCurrentInnerWindowInternal() : nullptr;
|
|
|
|
// ScrollToAnchor doesn't necessarily cause us to scroll the window;
|
|
// the function decides whether a scroll is appropriate based on the
|
|
// arguments it receives. But even if we don't end up scrolling,
|
|
// ScrollToAnchor performs other important tasks, such as informing
|
|
// the presShell that we have a new hash. See bug 680257.
|
|
rv = ScrollToAnchor(curHash, newHash, aLoadType);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
/* restore previous position of scroller(s), if we're moving
|
|
* back in history (bug 59774)
|
|
*/
|
|
nscoord bx, by;
|
|
bool needsScrollPosUpdate = false;
|
|
if (mOSHE && (aLoadType == LOAD_HISTORY ||
|
|
aLoadType == LOAD_RELOAD_NORMAL)) {
|
|
needsScrollPosUpdate = true;
|
|
mOSHE->GetScrollPosition(&bx, &by);
|
|
}
|
|
|
|
// Dispatch the popstate and hashchange events, as appropriate.
|
|
//
|
|
// The event dispatch below can cause us to re-enter script and
|
|
// destroy the docshell, nulling out mScriptGlobal. Hold a stack
|
|
// reference to avoid null derefs. See bug 914521.
|
|
if (win) {
|
|
// Fire a hashchange event URIs differ, and only in their hashes.
|
|
bool doHashchange = sameExceptHashes && !curHash.Equals(newHash);
|
|
|
|
if (historyNavBetweenSameDoc || doHashchange) {
|
|
win->DispatchSyncPopState();
|
|
}
|
|
|
|
if (needsScrollPosUpdate && win->HasActiveDocument()) {
|
|
SetCurScrollPosEx(bx, by);
|
|
}
|
|
|
|
if (doHashchange) {
|
|
// Note that currentURI hasn't changed because it's on the
|
|
// stack, so we can just use it directly as the old URI.
|
|
win->DispatchAsyncHashchange(currentURI, aURI);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
// Check if the webbrowser chrome wants the load to proceed; this can be
|
|
// used to cancel attempts to load URIs in the wrong process.
|
|
nsCOMPtr<nsIWebBrowserChrome3> browserChrome3 = do_GetInterface(mTreeOwner);
|
|
if (browserChrome3) {
|
|
bool shouldLoad;
|
|
rv = browserChrome3->ShouldLoadURI(this, aURI, aReferrer, &shouldLoad);
|
|
if (NS_SUCCEEDED(rv) && !shouldLoad) {
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
// mContentViewer->PermitUnload can destroy |this| docShell, which
|
|
// causes the next call of CanSavePresentation to crash.
|
|
// Hold onto |this| until we return, to prevent a crash from happening.
|
|
// (bug#331040)
|
|
nsCOMPtr<nsIDocShell> kungFuDeathGrip(this);
|
|
|
|
// Don't init timing for javascript:, since it generally doesn't
|
|
// actually start a load or anything. If it does, we'll init
|
|
// timing then, from OnStateChange.
|
|
|
|
// XXXbz mTiming should know what channel it's for, so we don't
|
|
// need this hackery. Note that this is still broken in cases
|
|
// when we're loading something that's not javascript: and the
|
|
// beforeunload handler denies the load. That will screw up
|
|
// timing for the next load!
|
|
if (!isJavaScript) {
|
|
MaybeInitTiming();
|
|
}
|
|
bool timeBeforeUnload = aFileName.IsVoid();
|
|
if (mTiming && timeBeforeUnload) {
|
|
mTiming->NotifyBeforeUnload();
|
|
}
|
|
// Check if the page doesn't want to be unloaded. The javascript:
|
|
// protocol handler deals with this for javascript: URLs.
|
|
if (!isJavaScript && aFileName.IsVoid() && mContentViewer) {
|
|
bool okToUnload;
|
|
rv = mContentViewer->PermitUnload(&okToUnload);
|
|
|
|
if (NS_SUCCEEDED(rv) && !okToUnload) {
|
|
// The user chose not to unload the page, interrupt the
|
|
// load.
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
if (mTiming && timeBeforeUnload) {
|
|
mTiming->NotifyUnloadAccepted(mCurrentURI);
|
|
}
|
|
|
|
// Whenever a top-level browsing context is navigated, the user agent MUST
|
|
// lock the orientation of the document to the document's default
|
|
// orientation. We don't explicitly check for a top-level browsing context
|
|
// here because orientation is only set on top-level browsing contexts.
|
|
// We make an exception for apps because they currently rely on
|
|
// orientation locks persisting across browsing contexts.
|
|
if (OrientationLock() != eScreenOrientation_None && !GetIsApp()) {
|
|
#ifdef DEBUG
|
|
nsCOMPtr<nsIDocShellTreeItem> parent;
|
|
GetSameTypeParent(getter_AddRefs(parent));
|
|
MOZ_ASSERT(!parent);
|
|
#endif
|
|
SetOrientationLock(eScreenOrientation_None);
|
|
if (mIsActive) {
|
|
ScreenOrientation::UpdateActiveOrientationLock(eScreenOrientation_None);
|
|
}
|
|
}
|
|
|
|
// Check for saving the presentation here, before calling Stop().
|
|
// This is necessary so that we can catch any pending requests.
|
|
// Since the new request has not been created yet, we pass null for the
|
|
// new request parameter.
|
|
// Also pass nullptr for the document, since it doesn't affect the return
|
|
// value for our purposes here.
|
|
bool savePresentation = CanSavePresentation(aLoadType, nullptr, nullptr);
|
|
|
|
// Don't stop current network activity for javascript: URL's since
|
|
// they might not result in any data, and thus nothing should be
|
|
// stopped in those cases. In the case where they do result in
|
|
// data, the javascript: URL channel takes care of stopping
|
|
// current network activity.
|
|
if (!isJavaScript && aFileName.IsVoid()) {
|
|
// Stop any current network activity.
|
|
// Also stop content if this is a zombie doc. otherwise
|
|
// the onload will be delayed by other loads initiated in the
|
|
// background by the first document that
|
|
// didn't fully load before the next load was initiated.
|
|
// If not a zombie, don't stop content until data
|
|
// starts arriving from the new URI...
|
|
|
|
nsCOMPtr<nsIContentViewer> zombieViewer;
|
|
if (mContentViewer) {
|
|
mContentViewer->GetPreviousViewer(getter_AddRefs(zombieViewer));
|
|
}
|
|
|
|
if (zombieViewer ||
|
|
LOAD_TYPE_HAS_FLAGS(aLoadType, LOAD_FLAGS_STOP_CONTENT)) {
|
|
rv = Stop(nsIWebNavigation::STOP_ALL);
|
|
} else {
|
|
rv = Stop(nsIWebNavigation::STOP_NETWORK);
|
|
}
|
|
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
mLoadType = aLoadType;
|
|
|
|
// mLSHE should be assigned to aSHEntry, only after Stop() has
|
|
// been called. But when loading an error page, do not clear the
|
|
// mLSHE for the real page.
|
|
if (mLoadType != LOAD_ERROR_PAGE) {
|
|
SetHistoryEntry(&mLSHE, aSHEntry);
|
|
}
|
|
|
|
mSavingOldViewer = savePresentation;
|
|
|
|
// If we have a saved content viewer in history, restore and show it now.
|
|
if (aSHEntry && (mLoadType & LOAD_CMD_HISTORY)) {
|
|
// Make sure our history ID points to the same ID as
|
|
// SHEntry's docshell ID.
|
|
aSHEntry->GetDocshellID(&mHistoryID);
|
|
|
|
// It's possible that the previous viewer of mContentViewer is the
|
|
// viewer that will end up in aSHEntry when it gets closed. If that's
|
|
// the case, we need to go ahead and force it into its shentry so we
|
|
// can restore it.
|
|
if (mContentViewer) {
|
|
nsCOMPtr<nsIContentViewer> prevViewer;
|
|
mContentViewer->GetPreviousViewer(getter_AddRefs(prevViewer));
|
|
if (prevViewer) {
|
|
#ifdef DEBUG
|
|
nsCOMPtr<nsIContentViewer> prevPrevViewer;
|
|
prevViewer->GetPreviousViewer(getter_AddRefs(prevPrevViewer));
|
|
NS_ASSERTION(!prevPrevViewer, "Should never have viewer chain here");
|
|
#endif
|
|
nsCOMPtr<nsISHEntry> viewerEntry;
|
|
prevViewer->GetHistoryEntry(getter_AddRefs(viewerEntry));
|
|
if (viewerEntry == aSHEntry) {
|
|
// Make sure this viewer ends up in the right place
|
|
mContentViewer->SetPreviousViewer(nullptr);
|
|
prevViewer->Destroy();
|
|
}
|
|
}
|
|
}
|
|
nsCOMPtr<nsISHEntry> oldEntry = mOSHE;
|
|
bool restoring;
|
|
rv = RestorePresentation(aSHEntry, &restoring);
|
|
if (restoring) {
|
|
return rv;
|
|
}
|
|
|
|
// We failed to restore the presentation, so clean up.
|
|
// Both the old and new history entries could potentially be in
|
|
// an inconsistent state.
|
|
if (NS_FAILED(rv)) {
|
|
if (oldEntry) {
|
|
oldEntry->SyncPresentationState();
|
|
}
|
|
|
|
aSHEntry->SyncPresentationState();
|
|
}
|
|
}
|
|
|
|
nsAutoString srcdoc;
|
|
if (aFlags & INTERNAL_LOAD_FLAGS_IS_SRCDOC) {
|
|
srcdoc = aSrcdoc;
|
|
} else {
|
|
srcdoc = NullString();
|
|
}
|
|
|
|
net::PredictorLearn(aURI, nullptr,
|
|
nsINetworkPredictor::LEARN_LOAD_TOPLEVEL, this);
|
|
net::PredictorPredict(aURI, nullptr,
|
|
nsINetworkPredictor::PREDICT_LOAD, this, nullptr);
|
|
|
|
nsCOMPtr<nsIRequest> req;
|
|
rv = DoURILoad(aURI, aOriginalURI, aLoadReplace, aReferrer,
|
|
!(aFlags & INTERNAL_LOAD_FLAGS_DONT_SEND_REFERRER),
|
|
aReferrerPolicy,
|
|
owner, aTypeHint, aFileName, aPostData, aHeadersData,
|
|
aFirstParty, aDocShell, getter_AddRefs(req),
|
|
(aFlags & INTERNAL_LOAD_FLAGS_FIRST_LOAD) != 0,
|
|
(aFlags & INTERNAL_LOAD_FLAGS_BYPASS_CLASSIFIER) != 0,
|
|
(aFlags & INTERNAL_LOAD_FLAGS_FORCE_ALLOW_COOKIES) != 0,
|
|
srcdoc, aBaseURI, contentType);
|
|
if (req && aRequest) {
|
|
NS_ADDREF(*aRequest = req);
|
|
}
|
|
|
|
if (NS_FAILED(rv)) {
|
|
nsCOMPtr<nsIChannel> chan(do_QueryInterface(req));
|
|
if (DisplayLoadError(rv, aURI, nullptr, chan) &&
|
|
(aFlags & LOAD_FLAGS_ERROR_LOAD_CHANGES_RV) != 0) {
|
|
return NS_ERROR_LOAD_SHOWED_ERRORPAGE;
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
nsIPrincipal*
|
|
nsDocShell::GetInheritedPrincipal(bool aConsiderCurrentDocument)
|
|
{
|
|
nsCOMPtr<nsIDocument> document;
|
|
bool inheritedFromCurrent = false;
|
|
|
|
if (aConsiderCurrentDocument && mContentViewer) {
|
|
document = mContentViewer->GetDocument();
|
|
inheritedFromCurrent = true;
|
|
}
|
|
|
|
if (!document) {
|
|
nsCOMPtr<nsIDocShellTreeItem> parentItem;
|
|
GetSameTypeParent(getter_AddRefs(parentItem));
|
|
if (parentItem) {
|
|
document = parentItem->GetDocument();
|
|
}
|
|
}
|
|
|
|
if (!document) {
|
|
if (!aConsiderCurrentDocument) {
|
|
return nullptr;
|
|
}
|
|
|
|
// Make sure we end up with _something_ as the principal no matter
|
|
// what.If this fails, we'll just get a null docViewer and bail.
|
|
EnsureContentViewer();
|
|
if (!mContentViewer) {
|
|
return nullptr;
|
|
}
|
|
document = mContentViewer->GetDocument();
|
|
}
|
|
|
|
//-- Get the document's principal
|
|
if (document) {
|
|
nsIPrincipal* docPrincipal = document->NodePrincipal();
|
|
|
|
// Don't allow loads in typeContent docShells to inherit the system
|
|
// principal from existing documents.
|
|
if (inheritedFromCurrent &&
|
|
mItemType == typeContent &&
|
|
nsContentUtils::IsSystemPrincipal(docPrincipal)) {
|
|
return nullptr;
|
|
}
|
|
|
|
return docPrincipal;
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::DoURILoad(nsIURI* aURI,
|
|
nsIURI* aOriginalURI,
|
|
bool aLoadReplace,
|
|
nsIURI* aReferrerURI,
|
|
bool aSendReferrer,
|
|
uint32_t aReferrerPolicy,
|
|
nsISupports* aOwner,
|
|
const char* aTypeHint,
|
|
const nsAString& aFileName,
|
|
nsIInputStream* aPostData,
|
|
nsIInputStream* aHeadersData,
|
|
bool aFirstParty,
|
|
nsIDocShell** aDocShell,
|
|
nsIRequest** aRequest,
|
|
bool aIsNewWindowTarget,
|
|
bool aBypassClassifier,
|
|
bool aForceAllowCookies,
|
|
const nsAString& aSrcdoc,
|
|
nsIURI* aBaseURI,
|
|
nsContentPolicyType aContentPolicyType)
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsIURILoader> uriLoader;
|
|
|
|
uriLoader = do_GetService(NS_URI_LOADER_CONTRACTID, &rv);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
nsLoadFlags loadFlags = mDefaultLoadFlags;
|
|
if (aFirstParty) {
|
|
// tag first party URL loads
|
|
loadFlags |= nsIChannel::LOAD_INITIAL_DOCUMENT_URI;
|
|
}
|
|
|
|
if (mLoadType == LOAD_ERROR_PAGE) {
|
|
// Error pages are LOAD_BACKGROUND
|
|
loadFlags |= nsIChannel::LOAD_BACKGROUND;
|
|
}
|
|
|
|
if (IsFrame()) {
|
|
// Only allow view-source scheme in top-level docshells. view-source is
|
|
// the only scheme to which this applies at the moment due to potential
|
|
// timing attacks to read data from cross-origin iframes. If this widens
|
|
// we should add a protocol flag for whether the scheme is allowed in
|
|
// frames and use something like nsNetUtil::NS_URIChainHasFlags.
|
|
nsCOMPtr<nsIURI> tempURI = aURI;
|
|
nsCOMPtr<nsINestedURI> nestedURI = do_QueryInterface(tempURI);
|
|
while (nestedURI) {
|
|
// view-source should always be an nsINestedURI, loop and check the
|
|
// scheme on this and all inner URIs that are also nested URIs.
|
|
bool isViewSource = false;
|
|
rv = tempURI->SchemeIs("view-source", &isViewSource);
|
|
if (NS_FAILED(rv) || isViewSource) {
|
|
return NS_ERROR_UNKNOWN_PROTOCOL;
|
|
}
|
|
nestedURI->GetInnerURI(getter_AddRefs(tempURI));
|
|
nestedURI = do_QueryInterface(tempURI);
|
|
}
|
|
}
|
|
|
|
// For mozWidget, display a load error if we navigate to a page which is not
|
|
// claimed in |widgetPages|.
|
|
if (mScriptGlobal) {
|
|
// When we go to display a load error for an invalid mozWidget page, we will
|
|
// try to load an about:neterror page, which is also an invalid mozWidget
|
|
// page. To avoid recursion, we skip this check if aURI's scheme is "about".
|
|
|
|
// The goal is to prevent leaking sensitive information of an invalid page of
|
|
// an app, so allowing about:blank would not be conflict to the goal.
|
|
bool isAbout = false;
|
|
rv = aURI->SchemeIs("about", &isAbout);
|
|
if (NS_SUCCEEDED(rv) && !isAbout &&
|
|
nsIDocShell::GetIsApp()) {
|
|
nsCOMPtr<Element> frameElement = mScriptGlobal->GetFrameElementInternal();
|
|
if (frameElement) {
|
|
nsCOMPtr<nsIMozBrowserFrame> browserFrame = do_QueryInterface(frameElement);
|
|
// |GetReallyIsApp| indicates the browser frame is a valid app or widget.
|
|
// Here we prevent navigating to an app or widget which loses its validity
|
|
// by loading invalid page or other way.
|
|
if (browserFrame && !browserFrame->GetReallyIsApp()) {
|
|
nsCOMPtr<nsIObserverService> serv = services::GetObserverService();
|
|
if (serv) {
|
|
serv->NotifyObservers(GetDocument(), "invalid-widget", nullptr);
|
|
}
|
|
return NS_ERROR_MALFORMED_URI;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// open a channel for the url
|
|
nsCOMPtr<nsIChannel> channel;
|
|
|
|
bool isSrcdoc = !aSrcdoc.IsVoid();
|
|
|
|
nsCOMPtr<nsINode> requestingNode;
|
|
if (mScriptGlobal) {
|
|
requestingNode = mScriptGlobal->GetFrameElementInternal();
|
|
if (!requestingNode) {
|
|
requestingNode = mScriptGlobal->GetExtantDoc();
|
|
}
|
|
}
|
|
|
|
bool isSandBoxed = mSandboxFlags & SANDBOXED_ORIGIN;
|
|
// only inherit if we have a triggeringPrincipal
|
|
bool inherit = false;
|
|
|
|
nsCOMPtr<nsIPrincipal> triggeringPrincipal = do_QueryInterface(aOwner);
|
|
if (triggeringPrincipal) {
|
|
inherit = nsContentUtils::ChannelShouldInheritPrincipal(
|
|
triggeringPrincipal,
|
|
aURI,
|
|
true, // aInheritForAboutBlank
|
|
isSrcdoc);
|
|
} else if (!triggeringPrincipal && aReferrerURI) {
|
|
rv = CreatePrincipalFromReferrer(aReferrerURI,
|
|
getter_AddRefs(triggeringPrincipal));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
} else {
|
|
triggeringPrincipal = nsContentUtils::GetSystemPrincipal();
|
|
}
|
|
|
|
nsSecurityFlags securityFlags = nsILoadInfo::SEC_NORMAL;
|
|
if (inherit) {
|
|
securityFlags |= nsILoadInfo::SEC_FORCE_INHERIT_PRINCIPAL;
|
|
}
|
|
if (isSandBoxed) {
|
|
securityFlags |= nsILoadInfo::SEC_SANDBOXED;
|
|
}
|
|
|
|
if (!isSrcdoc) {
|
|
rv = NS_NewChannelInternal(getter_AddRefs(channel),
|
|
aURI,
|
|
requestingNode,
|
|
requestingNode
|
|
? requestingNode->NodePrincipal()
|
|
: triggeringPrincipal.get(),
|
|
triggeringPrincipal,
|
|
securityFlags,
|
|
aContentPolicyType,
|
|
nullptr, // loadGroup
|
|
static_cast<nsIInterfaceRequestor*>(this),
|
|
loadFlags);
|
|
|
|
if (NS_FAILED(rv)) {
|
|
if (rv == NS_ERROR_UNKNOWN_PROTOCOL) {
|
|
// This is a uri with a protocol scheme we don't know how
|
|
// to handle. Embedders might still be interested in
|
|
// handling the load, though, so we fire a notification
|
|
// before throwing the load away.
|
|
bool abort = false;
|
|
nsresult rv2 = mContentListener->OnStartURIOpen(aURI, &abort);
|
|
if (NS_SUCCEEDED(rv2) && abort) {
|
|
// Hey, they're handling the load for us! How convenient!
|
|
return NS_OK;
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
if (aBaseURI) {
|
|
nsCOMPtr<nsIViewSourceChannel> vsc = do_QueryInterface(channel);
|
|
if (vsc) {
|
|
vsc->SetBaseURI(aBaseURI);
|
|
}
|
|
}
|
|
} else {
|
|
nsAutoCString scheme;
|
|
rv = aURI->GetScheme(scheme);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
bool isViewSource;
|
|
aURI->SchemeIs("view-source", &isViewSource);
|
|
|
|
if (isViewSource) {
|
|
nsViewSourceHandler* vsh = nsViewSourceHandler::GetInstance();
|
|
NS_ENSURE_TRUE(vsh, NS_ERROR_FAILURE);
|
|
|
|
rv = vsh->NewSrcdocChannel(aURI, aBaseURI, aSrcdoc,
|
|
requestingNode,
|
|
requestingNode
|
|
? requestingNode->NodePrincipal()
|
|
: triggeringPrincipal.get(),
|
|
triggeringPrincipal,
|
|
securityFlags,
|
|
aContentPolicyType,
|
|
getter_AddRefs(channel));
|
|
} else {
|
|
rv = NS_NewInputStreamChannelInternal(getter_AddRefs(channel),
|
|
aURI,
|
|
aSrcdoc,
|
|
NS_LITERAL_CSTRING("text/html"),
|
|
requestingNode,
|
|
requestingNode ?
|
|
requestingNode->NodePrincipal() :
|
|
triggeringPrincipal.get(),
|
|
triggeringPrincipal,
|
|
securityFlags,
|
|
aContentPolicyType,
|
|
true);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
nsCOMPtr<nsIInputStreamChannel> isc = do_QueryInterface(channel);
|
|
MOZ_ASSERT(isc);
|
|
isc->SetBaseURI(aBaseURI);
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIApplicationCacheChannel> appCacheChannel =
|
|
do_QueryInterface(channel);
|
|
if (appCacheChannel) {
|
|
// Any document load should not inherit application cache.
|
|
appCacheChannel->SetInheritApplicationCache(false);
|
|
|
|
// Loads with the correct permissions should check for a matching
|
|
// application cache.
|
|
if (GeckoProcessType_Default != XRE_GetProcessType()) {
|
|
// Permission will be checked in the parent process
|
|
appCacheChannel->SetChooseApplicationCache(true);
|
|
} else {
|
|
nsCOMPtr<nsIScriptSecurityManager> secMan =
|
|
do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID);
|
|
|
|
if (secMan) {
|
|
nsCOMPtr<nsIPrincipal> principal;
|
|
secMan->GetDocShellCodebasePrincipal(aURI, this,
|
|
getter_AddRefs(principal));
|
|
appCacheChannel->SetChooseApplicationCache(
|
|
NS_ShouldCheckAppCache(principal, mInPrivateBrowsing));
|
|
}
|
|
}
|
|
}
|
|
|
|
// Make sure to give the caller a channel if we managed to create one
|
|
// This is important for correct error page/session history interaction
|
|
if (aRequest) {
|
|
NS_ADDREF(*aRequest = channel);
|
|
}
|
|
|
|
if (aOriginalURI) {
|
|
channel->SetOriginalURI(aOriginalURI);
|
|
if (aLoadReplace) {
|
|
uint32_t loadFlags;
|
|
channel->GetLoadFlags(&loadFlags);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
channel->SetLoadFlags(loadFlags | nsIChannel::LOAD_REPLACE);
|
|
}
|
|
} else {
|
|
channel->SetOriginalURI(aURI);
|
|
}
|
|
|
|
if (aTypeHint && *aTypeHint) {
|
|
channel->SetContentType(nsDependentCString(aTypeHint));
|
|
mContentTypeHint = aTypeHint;
|
|
} else {
|
|
mContentTypeHint.Truncate();
|
|
}
|
|
|
|
if (!aFileName.IsVoid()) {
|
|
rv = channel->SetContentDisposition(nsIChannel::DISPOSITION_ATTACHMENT);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
if (!aFileName.IsEmpty()) {
|
|
rv = channel->SetContentDispositionFilename(aFileName);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
}
|
|
|
|
if (mLoadType == LOAD_NORMAL_ALLOW_MIXED_CONTENT ||
|
|
mLoadType == LOAD_RELOAD_ALLOW_MIXED_CONTENT) {
|
|
rv = SetMixedContentChannel(channel);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
} else if (mMixedContentChannel) {
|
|
/*
|
|
* If the user "Disables Protection on This Page", we call
|
|
* SetMixedContentChannel for the first time, otherwise
|
|
* mMixedContentChannel is still null.
|
|
* Later, if the new channel passes a same orign check, we remember the
|
|
* users decision by calling SetMixedContentChannel using the new channel.
|
|
* This way, the user does not have to click the disable protection button
|
|
* over and over for browsing the same site.
|
|
*/
|
|
rv = nsContentUtils::CheckSameOrigin(mMixedContentChannel, channel);
|
|
if (NS_FAILED(rv) || NS_FAILED(SetMixedContentChannel(channel))) {
|
|
SetMixedContentChannel(nullptr);
|
|
}
|
|
}
|
|
|
|
// hack
|
|
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(channel));
|
|
nsCOMPtr<nsIHttpChannelInternal> httpChannelInternal(
|
|
do_QueryInterface(channel));
|
|
if (httpChannelInternal) {
|
|
if (aForceAllowCookies) {
|
|
httpChannelInternal->SetThirdPartyFlags(
|
|
nsIHttpChannelInternal::THIRD_PARTY_FORCE_ALLOW);
|
|
}
|
|
if (aFirstParty) {
|
|
httpChannelInternal->SetDocumentURI(aURI);
|
|
} else {
|
|
httpChannelInternal->SetDocumentURI(aReferrerURI);
|
|
}
|
|
httpChannelInternal->SetRedirectMode(
|
|
nsIHttpChannelInternal::REDIRECT_MODE_MANUAL);
|
|
}
|
|
|
|
nsCOMPtr<nsIWritablePropertyBag2> props(do_QueryInterface(channel));
|
|
if (props) {
|
|
// save true referrer for those who need it (e.g. xpinstall whitelisting)
|
|
// Currently only http and ftp channels support this.
|
|
props->SetPropertyAsInterface(NS_LITERAL_STRING("docshell.internalReferrer"),
|
|
aReferrerURI);
|
|
}
|
|
|
|
//
|
|
// If this is a HTTP channel, then set up the HTTP specific information
|
|
// (ie. POST data, referrer, ...)
|
|
//
|
|
if (httpChannel) {
|
|
nsCOMPtr<nsICacheInfoChannel> cacheChannel(do_QueryInterface(httpChannel));
|
|
/* Get the cache Key from SH */
|
|
nsCOMPtr<nsISupports> cacheKey;
|
|
if (mLSHE) {
|
|
mLSHE->GetCacheKey(getter_AddRefs(cacheKey));
|
|
} else if (mOSHE) { // for reload cases
|
|
mOSHE->GetCacheKey(getter_AddRefs(cacheKey));
|
|
}
|
|
|
|
// figure out if we need to set the post data stream on the channel...
|
|
// right now, this is only done for http channels.....
|
|
if (aPostData) {
|
|
// XXX it's a bit of a hack to rewind the postdata stream here but
|
|
// it has to be done in case the post data is being reused multiple
|
|
// times.
|
|
nsCOMPtr<nsISeekableStream> postDataSeekable =
|
|
do_QueryInterface(aPostData);
|
|
if (postDataSeekable) {
|
|
rv = postDataSeekable->Seek(nsISeekableStream::NS_SEEK_SET, 0);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
nsCOMPtr<nsIUploadChannel> uploadChannel(do_QueryInterface(httpChannel));
|
|
NS_ASSERTION(uploadChannel, "http must support nsIUploadChannel");
|
|
|
|
// we really need to have a content type associated with this stream!!
|
|
uploadChannel->SetUploadStream(aPostData, EmptyCString(), -1);
|
|
/* If there is a valid postdata *and* it is a History Load,
|
|
* set up the cache key on the channel, to retrieve the
|
|
* data *only* from the cache. If it is a normal reload, the
|
|
* cache is free to go to the server for updated postdata.
|
|
*/
|
|
if (cacheChannel && cacheKey) {
|
|
if (mLoadType == LOAD_HISTORY ||
|
|
mLoadType == LOAD_RELOAD_CHARSET_CHANGE) {
|
|
cacheChannel->SetCacheKey(cacheKey);
|
|
uint32_t loadFlags;
|
|
if (NS_SUCCEEDED(channel->GetLoadFlags(&loadFlags))) {
|
|
channel->SetLoadFlags(
|
|
loadFlags | nsICachingChannel::LOAD_ONLY_FROM_CACHE);
|
|
}
|
|
} else if (mLoadType == LOAD_RELOAD_NORMAL) {
|
|
cacheChannel->SetCacheKey(cacheKey);
|
|
}
|
|
}
|
|
} else {
|
|
/* If there is no postdata, set the cache key on the channel, and
|
|
* do not set the LOAD_ONLY_FROM_CACHE flag, so that the channel
|
|
* will be free to get it from net if it is not found in cache.
|
|
* New cache may use it creatively on CGI pages with GET
|
|
* method and even on those that say "no-cache"
|
|
*/
|
|
if (mLoadType == LOAD_HISTORY ||
|
|
mLoadType == LOAD_RELOAD_NORMAL ||
|
|
mLoadType == LOAD_RELOAD_CHARSET_CHANGE) {
|
|
if (cacheChannel && cacheKey) {
|
|
cacheChannel->SetCacheKey(cacheKey);
|
|
}
|
|
}
|
|
}
|
|
if (aHeadersData) {
|
|
rv = AddHeadersToChannel(aHeadersData, httpChannel);
|
|
}
|
|
// Set the referrer explicitly
|
|
if (aReferrerURI && aSendReferrer) {
|
|
// Referrer is currenly only set for link clicks here.
|
|
httpChannel->SetReferrerWithPolicy(aReferrerURI, aReferrerPolicy);
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsIScriptChannel> scriptChannel = do_QueryInterface(channel);
|
|
if (scriptChannel) {
|
|
// Allow execution against our context if the principals match
|
|
scriptChannel->SetExecutionPolicy(nsIScriptChannel::EXECUTE_NORMAL);
|
|
}
|
|
|
|
if (aIsNewWindowTarget) {
|
|
nsCOMPtr<nsIWritablePropertyBag2> props = do_QueryInterface(channel);
|
|
if (props) {
|
|
props->SetPropertyAsBool(NS_LITERAL_STRING("docshell.newWindowTarget"),
|
|
true);
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsITimedChannel> timedChannel(do_QueryInterface(channel));
|
|
if (timedChannel) {
|
|
timedChannel->SetTimingEnabled(true);
|
|
if (IsFrame()) {
|
|
timedChannel->SetInitiatorType(NS_LITERAL_STRING("subdocument"));
|
|
}
|
|
}
|
|
|
|
rv = DoChannelLoad(channel, uriLoader, aBypassClassifier);
|
|
|
|
//
|
|
// If the channel load failed, we failed and nsIWebProgress just ain't
|
|
// gonna happen.
|
|
//
|
|
if (NS_SUCCEEDED(rv)) {
|
|
if (aDocShell) {
|
|
*aDocShell = this;
|
|
NS_ADDREF(*aDocShell);
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
static NS_METHOD
|
|
AppendSegmentToString(nsIInputStream* aIn,
|
|
void* aClosure,
|
|
const char* aFromRawSegment,
|
|
uint32_t aToOffset,
|
|
uint32_t aCount,
|
|
uint32_t* aWriteCount)
|
|
{
|
|
// aFromSegment now contains aCount bytes of data.
|
|
|
|
nsAutoCString* buf = static_cast<nsAutoCString*>(aClosure);
|
|
buf->Append(aFromRawSegment, aCount);
|
|
|
|
// Indicate that we have consumed all of aFromSegment
|
|
*aWriteCount = aCount;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::AddHeadersToChannel(nsIInputStream* aHeadersData,
|
|
nsIChannel* aGenericChannel)
|
|
{
|
|
nsCOMPtr<nsIHttpChannel> httpChannel = do_QueryInterface(aGenericChannel);
|
|
NS_ENSURE_STATE(httpChannel);
|
|
|
|
uint32_t numRead;
|
|
nsAutoCString headersString;
|
|
nsresult rv = aHeadersData->ReadSegments(AppendSegmentToString,
|
|
&headersString,
|
|
UINT32_MAX,
|
|
&numRead);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// used during the manipulation of the String from the InputStream
|
|
nsAutoCString headerName;
|
|
nsAutoCString headerValue;
|
|
int32_t crlf;
|
|
int32_t colon;
|
|
|
|
//
|
|
// Iterate over the headersString: for each "\r\n" delimited chunk,
|
|
// add the value as a header to the nsIHttpChannel
|
|
//
|
|
|
|
static const char kWhitespace[] = "\b\t\r\n ";
|
|
while (true) {
|
|
crlf = headersString.Find("\r\n");
|
|
if (crlf == kNotFound) {
|
|
return NS_OK;
|
|
}
|
|
|
|
const nsCSubstring& oneHeader = StringHead(headersString, crlf);
|
|
|
|
colon = oneHeader.FindChar(':');
|
|
if (colon == kNotFound) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
headerName = StringHead(oneHeader, colon);
|
|
headerValue = Substring(oneHeader, colon + 1);
|
|
|
|
headerName.Trim(kWhitespace);
|
|
headerValue.Trim(kWhitespace);
|
|
|
|
headersString.Cut(0, crlf + 2);
|
|
|
|
//
|
|
// FINALLY: we can set the header!
|
|
//
|
|
|
|
rv = httpChannel->SetRequestHeader(headerName, headerValue, true);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
NS_NOTREACHED("oops");
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::DoChannelLoad(nsIChannel* aChannel,
|
|
nsIURILoader* aURILoader,
|
|
bool aBypassClassifier)
|
|
{
|
|
nsresult rv;
|
|
// Mark the channel as being a document URI and allow content sniffing...
|
|
nsLoadFlags loadFlags = 0;
|
|
(void)aChannel->GetLoadFlags(&loadFlags);
|
|
loadFlags |= nsIChannel::LOAD_DOCUMENT_URI |
|
|
nsIChannel::LOAD_CALL_CONTENT_SNIFFERS;
|
|
|
|
// Load attributes depend on load type...
|
|
switch (mLoadType) {
|
|
case LOAD_HISTORY: {
|
|
// Only send VALIDATE_NEVER if mLSHE's URI was never changed via
|
|
// push/replaceState (bug 669671).
|
|
bool uriModified = false;
|
|
if (mLSHE) {
|
|
mLSHE->GetURIWasModified(&uriModified);
|
|
}
|
|
|
|
if (!uriModified) {
|
|
loadFlags |= nsIRequest::VALIDATE_NEVER;
|
|
}
|
|
break;
|
|
}
|
|
|
|
case LOAD_RELOAD_CHARSET_CHANGE:
|
|
loadFlags |= nsIRequest::LOAD_FROM_CACHE;
|
|
break;
|
|
|
|
case LOAD_RELOAD_NORMAL:
|
|
case LOAD_REFRESH:
|
|
loadFlags |= nsIRequest::VALIDATE_ALWAYS;
|
|
break;
|
|
|
|
case LOAD_NORMAL_BYPASS_CACHE:
|
|
case LOAD_NORMAL_BYPASS_PROXY:
|
|
case LOAD_NORMAL_BYPASS_PROXY_AND_CACHE:
|
|
case LOAD_NORMAL_ALLOW_MIXED_CONTENT:
|
|
case LOAD_RELOAD_BYPASS_CACHE:
|
|
case LOAD_RELOAD_BYPASS_PROXY:
|
|
case LOAD_RELOAD_BYPASS_PROXY_AND_CACHE:
|
|
case LOAD_RELOAD_ALLOW_MIXED_CONTENT:
|
|
case LOAD_REPLACE_BYPASS_CACHE:
|
|
loadFlags |= nsIRequest::LOAD_BYPASS_CACHE |
|
|
nsIRequest::LOAD_FRESH_CONNECTION;
|
|
break;
|
|
|
|
case LOAD_NORMAL:
|
|
case LOAD_LINK:
|
|
// Set cache checking flags
|
|
switch (Preferences::GetInt("browser.cache.check_doc_frequency", -1)) {
|
|
case 0:
|
|
loadFlags |= nsIRequest::VALIDATE_ONCE_PER_SESSION;
|
|
break;
|
|
case 1:
|
|
loadFlags |= nsIRequest::VALIDATE_ALWAYS;
|
|
break;
|
|
case 2:
|
|
loadFlags |= nsIRequest::VALIDATE_NEVER;
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (!aBypassClassifier) {
|
|
loadFlags |= nsIChannel::LOAD_CLASSIFY_URI;
|
|
}
|
|
|
|
// If the user pressed shift-reload, then do not allow ServiceWorker
|
|
// interception to occur. See step 12.1 of the SW HandleFetch algorithm.
|
|
if (IsForceReloadType(mLoadType)) {
|
|
loadFlags |= nsIChannel::LOAD_BYPASS_SERVICE_WORKER;
|
|
}
|
|
|
|
(void)aChannel->SetLoadFlags(loadFlags);
|
|
|
|
uint32_t openFlags = 0;
|
|
if (mLoadType == LOAD_LINK) {
|
|
openFlags |= nsIURILoader::IS_CONTENT_PREFERRED;
|
|
}
|
|
if (!mAllowContentRetargeting) {
|
|
openFlags |= nsIURILoader::DONT_RETARGET;
|
|
}
|
|
rv = aURILoader->OpenURI(aChannel, openFlags, this);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::ScrollToAnchor(nsACString& aCurHash, nsACString& aNewHash,
|
|
uint32_t aLoadType)
|
|
{
|
|
if (!mCurrentURI) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIPresShell> shell = GetPresShell();
|
|
if (!shell) {
|
|
// If we failed to get the shell, or if there is no shell,
|
|
// nothing left to do here.
|
|
return NS_OK;
|
|
}
|
|
|
|
nsIScrollableFrame* rootScroll = shell->GetRootScrollFrameAsScrollable();
|
|
if (rootScroll) {
|
|
rootScroll->ClearDidHistoryRestore();
|
|
}
|
|
|
|
// If we have no new anchor, we do not want to scroll, unless there is a
|
|
// current anchor and we are doing a history load. So return if we have no
|
|
// new anchor, and there is no current anchor or the load is not a history
|
|
// load.
|
|
if ((aCurHash.IsEmpty() || aLoadType != LOAD_HISTORY) &&
|
|
aNewHash.IsEmpty()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Take the '#' off aNewHash to get the ref name. (aNewHash might be empty,
|
|
// but that's fine.)
|
|
nsDependentCSubstring newHashName(aNewHash, 1);
|
|
|
|
// Both the new and current URIs refer to the same page. We can now
|
|
// browse to the hash stored in the new URI.
|
|
|
|
if (!newHashName.IsEmpty()) {
|
|
// anchor is there, but if it's a load from history,
|
|
// we don't have any anchor jumping to do
|
|
bool scroll = aLoadType != LOAD_HISTORY &&
|
|
aLoadType != LOAD_RELOAD_NORMAL;
|
|
|
|
char* str = ToNewCString(newHashName);
|
|
if (!str) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
// nsUnescape modifies the string that is passed into it.
|
|
nsUnescape(str);
|
|
|
|
// We assume that the bytes are in UTF-8, as it says in the
|
|
// spec:
|
|
// http://www.w3.org/TR/html4/appendix/notes.html#h-B.2.1
|
|
|
|
// We try the UTF-8 string first, and then try the document's
|
|
// charset (see below). If the string is not UTF-8,
|
|
// conversion will fail and give us an empty Unicode string.
|
|
// In that case, we should just fall through to using the
|
|
// page's charset.
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
NS_ConvertUTF8toUTF16 uStr(str);
|
|
if (!uStr.IsEmpty()) {
|
|
rv = shell->GoToAnchor(NS_ConvertUTF8toUTF16(str), scroll,
|
|
nsIPresShell::SCROLL_SMOOTH_AUTO);
|
|
}
|
|
free(str);
|
|
|
|
// Above will fail if the anchor name is not UTF-8. Need to
|
|
// convert from document charset to unicode.
|
|
if (NS_FAILED(rv)) {
|
|
// Get a document charset
|
|
NS_ENSURE_TRUE(mContentViewer, NS_ERROR_FAILURE);
|
|
nsIDocument* doc = mContentViewer->GetDocument();
|
|
NS_ENSURE_TRUE(doc, NS_ERROR_FAILURE);
|
|
const nsACString& aCharset = doc->GetDocumentCharacterSet();
|
|
|
|
nsCOMPtr<nsITextToSubURI> textToSubURI =
|
|
do_GetService(NS_ITEXTTOSUBURI_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Unescape and convert to unicode
|
|
nsXPIDLString uStr;
|
|
|
|
rv = textToSubURI->UnEscapeAndConvert(PromiseFlatCString(aCharset).get(),
|
|
PromiseFlatCString(newHashName).get(),
|
|
getter_Copies(uStr));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Ignore return value of GoToAnchor, since it will return an error
|
|
// if there is no such anchor in the document, which is actually a
|
|
// success condition for us (we want to update the session history
|
|
// with the new URI no matter whether we actually scrolled
|
|
// somewhere).
|
|
//
|
|
// When newHashName contains "%00", unescaped string may be empty.
|
|
// And GoToAnchor asserts if we ask it to scroll to an empty ref.
|
|
shell->GoToAnchor(uStr, scroll && !uStr.IsEmpty(),
|
|
nsIPresShell::SCROLL_SMOOTH_AUTO);
|
|
}
|
|
} else {
|
|
// Tell the shell it's at an anchor, without scrolling.
|
|
shell->GoToAnchor(EmptyString(), false);
|
|
|
|
// An empty anchor was found, but if it's a load from history,
|
|
// we don't have to jump to the top of the page. Scrollbar
|
|
// position will be restored by the caller, based on positions
|
|
// stored in session history.
|
|
if (aLoadType == LOAD_HISTORY || aLoadType == LOAD_RELOAD_NORMAL) {
|
|
return NS_OK;
|
|
}
|
|
// An empty anchor. Scroll to the top of the page. Ignore the
|
|
// return value; failure to scroll here (e.g. if there is no
|
|
// root scrollframe) is not grounds for canceling the load!
|
|
SetCurScrollPosEx(0, 0);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsDocShell::SetupReferrerFromChannel(nsIChannel* aChannel)
|
|
{
|
|
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(aChannel));
|
|
if (httpChannel) {
|
|
nsCOMPtr<nsIURI> referrer;
|
|
nsresult rv = httpChannel->GetReferrer(getter_AddRefs(referrer));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
SetReferrerURI(referrer);
|
|
}
|
|
uint32_t referrerPolicy;
|
|
rv = httpChannel->GetReferrerPolicy(&referrerPolicy);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
SetReferrerPolicy(referrerPolicy);
|
|
}
|
|
}
|
|
}
|
|
|
|
bool
|
|
nsDocShell::OnNewURI(nsIURI* aURI, nsIChannel* aChannel, nsISupports* aOwner,
|
|
uint32_t aLoadType, bool aFireOnLocationChange,
|
|
bool aAddToGlobalHistory, bool aCloneSHChildren)
|
|
{
|
|
NS_PRECONDITION(aURI, "uri is null");
|
|
NS_PRECONDITION(!aChannel || !aOwner, "Shouldn't have both set");
|
|
|
|
#if defined(DEBUG)
|
|
if (MOZ_LOG_TEST(gDocShellLog, LogLevel::Debug)) {
|
|
nsAutoCString spec;
|
|
aURI->GetSpec(spec);
|
|
|
|
nsAutoCString chanName;
|
|
if (aChannel) {
|
|
aChannel->GetName(chanName);
|
|
} else {
|
|
chanName.AssignLiteral("<no channel>");
|
|
}
|
|
|
|
MOZ_LOG(gDocShellLog, LogLevel::Debug,
|
|
("nsDocShell[%p]::OnNewURI(\"%s\", [%s], 0x%x)\n", this, spec.get(),
|
|
chanName.get(), aLoadType));
|
|
}
|
|
#endif
|
|
|
|
bool equalUri = false;
|
|
|
|
// Get the post data and the HTTP response code from the channel.
|
|
uint32_t responseStatus = 0;
|
|
nsCOMPtr<nsIInputStream> inputStream;
|
|
if (aChannel) {
|
|
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(aChannel));
|
|
|
|
// Check if the HTTPChannel is hiding under a multiPartChannel
|
|
if (!httpChannel) {
|
|
GetHttpChannel(aChannel, getter_AddRefs(httpChannel));
|
|
}
|
|
|
|
if (httpChannel) {
|
|
nsCOMPtr<nsIUploadChannel> uploadChannel(do_QueryInterface(httpChannel));
|
|
if (uploadChannel) {
|
|
uploadChannel->GetUploadStream(getter_AddRefs(inputStream));
|
|
}
|
|
|
|
// If the response status indicates an error, unlink this session
|
|
// history entry from any entries sharing its document.
|
|
nsresult rv = httpChannel->GetResponseStatus(&responseStatus);
|
|
if (mLSHE && NS_SUCCEEDED(rv) && responseStatus >= 400) {
|
|
mLSHE->AbandonBFCacheEntry();
|
|
}
|
|
}
|
|
}
|
|
|
|
// Determine if this type of load should update history.
|
|
bool updateGHistory = !(aLoadType == LOAD_BYPASS_HISTORY ||
|
|
aLoadType == LOAD_ERROR_PAGE ||
|
|
aLoadType & LOAD_CMD_HISTORY);
|
|
|
|
// We don't update session history on reload unless we're loading
|
|
// an iframe in shift-reload case.
|
|
bool updateSHistory = updateGHistory &&
|
|
(!(aLoadType & LOAD_CMD_RELOAD) ||
|
|
(IsForceReloadType(aLoadType) && IsFrame()));
|
|
|
|
// Create SH Entry (mLSHE) only if there is a SessionHistory object in the
|
|
// current frame or in the root docshell.
|
|
nsCOMPtr<nsISHistory> rootSH = mSessionHistory;
|
|
if (!rootSH) {
|
|
// Get the handle to SH from the root docshell
|
|
GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
if (!rootSH) {
|
|
updateSHistory = false;
|
|
updateGHistory = false; // XXX Why global history too?
|
|
}
|
|
}
|
|
|
|
// Check if the url to be loaded is the same as the one already loaded.
|
|
if (mCurrentURI) {
|
|
aURI->Equals(mCurrentURI, &equalUri);
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
bool shAvailable = (rootSH != nullptr);
|
|
|
|
// XXX This log message is almost useless because |updateSHistory|
|
|
// and |updateGHistory| are not correct at this point.
|
|
|
|
MOZ_LOG(gDocShellLog, LogLevel::Debug,
|
|
(" shAvailable=%i updateSHistory=%i updateGHistory=%i"
|
|
" equalURI=%i\n",
|
|
shAvailable, updateSHistory, updateGHistory, equalUri));
|
|
|
|
if (shAvailable && mCurrentURI && !mOSHE && aLoadType != LOAD_ERROR_PAGE) {
|
|
NS_ASSERTION(NS_IsAboutBlank(mCurrentURI),
|
|
"no SHEntry for a non-transient viewer?");
|
|
}
|
|
#endif
|
|
|
|
/* If the url to be loaded is the same as the one already there,
|
|
* and the original loadType is LOAD_NORMAL, LOAD_LINK, or
|
|
* LOAD_STOP_CONTENT, set loadType to LOAD_NORMAL_REPLACE so that
|
|
* AddToSessionHistory() won't mess with the current SHEntry and
|
|
* if this page has any frame children, it also will be handled
|
|
* properly. see bug 83684
|
|
*
|
|
* NB: If mOSHE is null but we have a current URI, then it means
|
|
* that we must be at the transient about:blank content viewer
|
|
* (asserted above) and we should let the normal load continue,
|
|
* since there's nothing to replace.
|
|
*
|
|
* XXX Hopefully changing the loadType at this time will not hurt
|
|
* anywhere. The other way to take care of sequentially repeating
|
|
* frameset pages is to add new methods to nsIDocShellTreeItem.
|
|
* Hopefully I don't have to do that.
|
|
*/
|
|
if (equalUri &&
|
|
mOSHE &&
|
|
(mLoadType == LOAD_NORMAL ||
|
|
mLoadType == LOAD_LINK ||
|
|
mLoadType == LOAD_STOP_CONTENT) &&
|
|
!inputStream) {
|
|
mLoadType = LOAD_NORMAL_REPLACE;
|
|
}
|
|
|
|
// If this is a refresh to the currently loaded url, we don't
|
|
// have to update session or global history.
|
|
if (mLoadType == LOAD_REFRESH && !inputStream && equalUri) {
|
|
SetHistoryEntry(&mLSHE, mOSHE);
|
|
}
|
|
|
|
/* If the user pressed shift-reload, cache will create a new cache key
|
|
* for the page. Save the new cacheKey in Session History.
|
|
* see bug 90098
|
|
*/
|
|
if (aChannel && IsForceReloadType(aLoadType)) {
|
|
MOZ_ASSERT(!updateSHistory || IsFrame(),
|
|
"We shouldn't be updating session history for forced"
|
|
" reloads unless we're in a newly created iframe!");
|
|
|
|
nsCOMPtr<nsICacheInfoChannel> cacheChannel(do_QueryInterface(aChannel));
|
|
nsCOMPtr<nsISupports> cacheKey;
|
|
// Get the Cache Key and store it in SH.
|
|
if (cacheChannel) {
|
|
cacheChannel->GetCacheKey(getter_AddRefs(cacheKey));
|
|
}
|
|
// If we already have a loading history entry, store the new cache key
|
|
// in it. Otherwise, since we're doing a reload and won't be updating
|
|
// our history entry, store the cache key in our current history entry.
|
|
if (mLSHE) {
|
|
mLSHE->SetCacheKey(cacheKey);
|
|
} else if (mOSHE) {
|
|
mOSHE->SetCacheKey(cacheKey);
|
|
}
|
|
|
|
// Since we're force-reloading, clear all the sub frame history.
|
|
ClearFrameHistory(mLSHE);
|
|
ClearFrameHistory(mOSHE);
|
|
}
|
|
|
|
if (aLoadType == LOAD_RELOAD_NORMAL) {
|
|
nsCOMPtr<nsISHEntry> currentSH;
|
|
bool oshe = false;
|
|
GetCurrentSHEntry(getter_AddRefs(currentSH), &oshe);
|
|
bool dynamicallyAddedChild = false;
|
|
if (currentSH) {
|
|
currentSH->HasDynamicallyAddedChild(&dynamicallyAddedChild);
|
|
}
|
|
if (dynamicallyAddedChild) {
|
|
ClearFrameHistory(currentSH);
|
|
}
|
|
}
|
|
|
|
if (aLoadType == LOAD_REFRESH) {
|
|
ClearFrameHistory(mLSHE);
|
|
ClearFrameHistory(mOSHE);
|
|
}
|
|
|
|
if (updateSHistory) {
|
|
// Update session history if necessary...
|
|
if (!mLSHE && (mItemType == typeContent) && mURIResultedInDocument) {
|
|
/* This is a fresh page getting loaded for the first time
|
|
*.Create a Entry for it and add it to SH, if this is the
|
|
* rootDocShell
|
|
*/
|
|
(void)AddToSessionHistory(aURI, aChannel, aOwner, aCloneSHChildren,
|
|
getter_AddRefs(mLSHE));
|
|
}
|
|
} else if (mSessionHistory && mLSHE && mURIResultedInDocument) {
|
|
// Even if we don't add anything to SHistory, ensure the current index
|
|
// points to the same SHEntry as our mLSHE.
|
|
int32_t index = 0;
|
|
mSessionHistory->GetRequestedIndex(&index);
|
|
if (index == -1) {
|
|
mSessionHistory->GetIndex(&index);
|
|
}
|
|
nsCOMPtr<nsISHEntry> currentSH;
|
|
mSessionHistory->GetEntryAtIndex(index, false, getter_AddRefs(currentSH));
|
|
if (currentSH != mLSHE) {
|
|
nsCOMPtr<nsISHistoryInternal> shPrivate =
|
|
do_QueryInterface(mSessionHistory);
|
|
shPrivate->ReplaceEntry(index, mLSHE);
|
|
}
|
|
}
|
|
|
|
// If this is a POST request, we do not want to include this in global
|
|
// history.
|
|
if (updateGHistory && aAddToGlobalHistory && !ChannelIsPost(aChannel)) {
|
|
nsCOMPtr<nsIURI> previousURI;
|
|
uint32_t previousFlags = 0;
|
|
|
|
if (aLoadType & LOAD_CMD_RELOAD) {
|
|
// On a reload request, we don't set redirecting flags.
|
|
previousURI = aURI;
|
|
} else {
|
|
ExtractLastVisit(aChannel, getter_AddRefs(previousURI), &previousFlags);
|
|
}
|
|
|
|
// Note: We don't use |referrer| when our global history is
|
|
// based on IHistory.
|
|
nsCOMPtr<nsIURI> referrer;
|
|
// Treat referrer as null if there is an error getting it.
|
|
(void)NS_GetReferrerFromChannel(aChannel, getter_AddRefs(referrer));
|
|
|
|
AddURIVisit(aURI, referrer, previousURI, previousFlags, responseStatus);
|
|
}
|
|
|
|
// If this was a history load or a refresh,
|
|
// update the index in SH.
|
|
if (rootSH && (mLoadType & (LOAD_CMD_HISTORY | LOAD_CMD_RELOAD))) {
|
|
nsCOMPtr<nsISHistoryInternal> shInternal(do_QueryInterface(rootSH));
|
|
if (shInternal) {
|
|
rootSH->GetIndex(&mPreviousTransIndex);
|
|
shInternal->UpdateIndex();
|
|
rootSH->GetIndex(&mLoadedTransIndex);
|
|
#ifdef DEBUG_PAGE_CACHE
|
|
printf("Previous index: %d, Loaded index: %d\n\n",
|
|
mPreviousTransIndex, mLoadedTransIndex);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
// aCloneSHChildren exactly means "we are not loading a new document".
|
|
uint32_t locationFlags =
|
|
aCloneSHChildren ? uint32_t(LOCATION_CHANGE_SAME_DOCUMENT) : 0;
|
|
|
|
bool onLocationChangeNeeded = SetCurrentURI(aURI, aChannel,
|
|
aFireOnLocationChange,
|
|
locationFlags);
|
|
// Make sure to store the referrer from the channel, if any
|
|
SetupReferrerFromChannel(aChannel);
|
|
return onLocationChangeNeeded;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::OnLoadingSite(nsIChannel* aChannel, bool aFireOnLocationChange,
|
|
bool aAddToGlobalHistory)
|
|
{
|
|
nsCOMPtr<nsIURI> uri;
|
|
// If this a redirect, use the final url (uri)
|
|
// else use the original url
|
|
//
|
|
// Note that this should match what documents do (see nsDocument::Reset).
|
|
NS_GetFinalChannelURI(aChannel, getter_AddRefs(uri));
|
|
NS_ENSURE_TRUE(uri, false);
|
|
|
|
// Pass false for aCloneSHChildren, since we're loading a new page here.
|
|
return OnNewURI(uri, aChannel, nullptr, mLoadType, aFireOnLocationChange,
|
|
aAddToGlobalHistory, false);
|
|
}
|
|
|
|
void
|
|
nsDocShell::SetReferrerURI(nsIURI* aURI)
|
|
{
|
|
mReferrerURI = aURI; // This assigment addrefs
|
|
}
|
|
|
|
void
|
|
nsDocShell::SetReferrerPolicy(uint32_t aReferrerPolicy)
|
|
{
|
|
mReferrerPolicy = aReferrerPolicy;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell: Session History
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::AddState(JS::Handle<JS::Value> aData, const nsAString& aTitle,
|
|
const nsAString& aURL, bool aReplace, JSContext* aCx)
|
|
{
|
|
// Implements History.pushState and History.replaceState
|
|
|
|
// Here's what we do, roughly in the order specified by HTML5:
|
|
// 1. Serialize aData using structured clone.
|
|
// 2. If the third argument is present,
|
|
// a. Resolve the url, relative to the first script's base URL
|
|
// b. If (a) fails, raise a SECURITY_ERR
|
|
// c. Compare the resulting absolute URL to the document's address. If
|
|
// any part of the URLs difer other than the <path>, <query>, and
|
|
// <fragment> components, raise a SECURITY_ERR and abort.
|
|
// 3. If !aReplace:
|
|
// Remove from the session history all entries after the current entry,
|
|
// as we would after a regular navigation, and save the current
|
|
// entry's scroll position (bug 590573).
|
|
// 4. As apropriate, either add a state object entry to the session history
|
|
// after the current entry with the following properties, or modify the
|
|
// current session history entry to set
|
|
// a. cloned data as the state object,
|
|
// b. if the third argument was present, the absolute URL found in
|
|
// step 2
|
|
// Also clear the new history entry's POST data (see bug 580069).
|
|
// 5. If aReplace is false (i.e. we're doing a pushState instead of a
|
|
// replaceState), notify bfcache that we've navigated to a new page.
|
|
// 6. If the third argument is present, set the document's current address
|
|
// to the absolute URL found in step 2.
|
|
//
|
|
// It's important that this function not run arbitrary scripts after step 1
|
|
// and before completing step 5. For example, if a script called
|
|
// history.back() before we completed step 5, bfcache might destroy an
|
|
// active content viewer. Since EvictOutOfRangeContentViewers at the end of
|
|
// step 5 might run script, we can't just put a script blocker around the
|
|
// critical section.
|
|
//
|
|
// Note that we completely ignore the aTitle parameter.
|
|
|
|
nsresult rv;
|
|
|
|
// Don't clobber the load type of an existing network load.
|
|
AutoRestore<uint32_t> loadTypeResetter(mLoadType);
|
|
|
|
// pushState effectively becomes replaceState when we've started a network
|
|
// load but haven't adopted its document yet. This mirrors what we do with
|
|
// changes to the hash at this stage of the game.
|
|
if (JustStartedNetworkLoad()) {
|
|
aReplace = true;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocument> document = GetDocument();
|
|
NS_ENSURE_TRUE(document, NS_ERROR_FAILURE);
|
|
|
|
// Step 1: Serialize aData using structured clone.
|
|
nsCOMPtr<nsIStructuredCloneContainer> scContainer;
|
|
|
|
// scContainer->Init might cause arbitrary JS to run, and this code might
|
|
// navigate the page we're on, potentially to a different origin! (bug
|
|
// 634834) To protect against this, we abort if our principal changes due
|
|
// to the InitFromJSVal() call.
|
|
{
|
|
nsCOMPtr<nsIDocument> origDocument = GetDocument();
|
|
if (!origDocument) {
|
|
return NS_ERROR_DOM_SECURITY_ERR;
|
|
}
|
|
nsCOMPtr<nsIPrincipal> origPrincipal = origDocument->NodePrincipal();
|
|
|
|
scContainer = new nsStructuredCloneContainer();
|
|
rv = scContainer->InitFromJSVal(aData, aCx);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIDocument> newDocument = GetDocument();
|
|
if (!newDocument) {
|
|
return NS_ERROR_DOM_SECURITY_ERR;
|
|
}
|
|
nsCOMPtr<nsIPrincipal> newPrincipal = newDocument->NodePrincipal();
|
|
|
|
bool principalsEqual = false;
|
|
origPrincipal->Equals(newPrincipal, &principalsEqual);
|
|
NS_ENSURE_TRUE(principalsEqual, NS_ERROR_DOM_SECURITY_ERR);
|
|
}
|
|
|
|
// Check that the state object isn't too long.
|
|
// Default max length: 640k bytes.
|
|
int32_t maxStateObjSize =
|
|
Preferences::GetInt("browser.history.maxStateObjectSize", 0xA0000);
|
|
if (maxStateObjSize < 0) {
|
|
maxStateObjSize = 0;
|
|
}
|
|
|
|
uint64_t scSize;
|
|
rv = scContainer->GetSerializedNBytes(&scSize);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
NS_ENSURE_TRUE(scSize <= (uint32_t)maxStateObjSize, NS_ERROR_ILLEGAL_VALUE);
|
|
|
|
// Step 2: Resolve aURL
|
|
bool equalURIs = true;
|
|
nsCOMPtr<nsIURI> currentURI;
|
|
if (sURIFixup && mCurrentURI) {
|
|
rv = sURIFixup->CreateExposableURI(mCurrentURI, getter_AddRefs(currentURI));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
} else {
|
|
currentURI = mCurrentURI;
|
|
}
|
|
nsCOMPtr<nsIURI> oldURI = currentURI;
|
|
nsCOMPtr<nsIURI> newURI;
|
|
if (aURL.Length() == 0) {
|
|
newURI = currentURI;
|
|
} else {
|
|
// 2a: Resolve aURL relative to mURI
|
|
|
|
nsIURI* docBaseURI = document->GetDocBaseURI();
|
|
if (!docBaseURI) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsAutoCString spec;
|
|
docBaseURI->GetSpec(spec);
|
|
|
|
nsAutoCString charset;
|
|
rv = docBaseURI->GetOriginCharset(charset);
|
|
NS_ENSURE_SUCCESS(rv, NS_ERROR_FAILURE);
|
|
|
|
rv = NS_NewURI(getter_AddRefs(newURI), aURL, charset.get(), docBaseURI);
|
|
|
|
// 2b: If 2a fails, raise a SECURITY_ERR
|
|
if (NS_FAILED(rv)) {
|
|
return NS_ERROR_DOM_SECURITY_ERR;
|
|
}
|
|
|
|
// 2c: Same-origin check.
|
|
if (!nsContentUtils::URIIsLocalFile(newURI)) {
|
|
// In addition to checking that the security manager says that
|
|
// the new URI has the same origin as our current URI, we also
|
|
// check that the two URIs have the same userpass. (The
|
|
// security manager says that |http://foo.com| and
|
|
// |http://me@foo.com| have the same origin.) currentURI
|
|
// won't contain the password part of the userpass, so this
|
|
// means that it's never valid to specify a password in a
|
|
// pushState or replaceState URI.
|
|
|
|
nsCOMPtr<nsIScriptSecurityManager> secMan =
|
|
do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID);
|
|
NS_ENSURE_TRUE(secMan, NS_ERROR_FAILURE);
|
|
|
|
// It's very important that we check that newURI is of the same
|
|
// origin as currentURI, not docBaseURI, because a page can
|
|
// set docBaseURI arbitrarily to any domain.
|
|
nsAutoCString currentUserPass, newUserPass;
|
|
NS_ENSURE_SUCCESS(currentURI->GetUserPass(currentUserPass),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(newURI->GetUserPass(newUserPass), NS_ERROR_FAILURE);
|
|
if (NS_FAILED(secMan->CheckSameOriginURI(currentURI, newURI, true)) ||
|
|
!currentUserPass.Equals(newUserPass)) {
|
|
return NS_ERROR_DOM_SECURITY_ERR;
|
|
}
|
|
} else {
|
|
// It's a file:// URI
|
|
nsCOMPtr<nsIScriptObjectPrincipal> docScriptObj =
|
|
do_QueryInterface(document);
|
|
|
|
if (!docScriptObj) {
|
|
return NS_ERROR_DOM_SECURITY_ERR;
|
|
}
|
|
|
|
nsCOMPtr<nsIPrincipal> principal = docScriptObj->GetPrincipal();
|
|
|
|
if (!principal ||
|
|
NS_FAILED(principal->CheckMayLoad(newURI, true, false))) {
|
|
return NS_ERROR_DOM_SECURITY_ERR;
|
|
}
|
|
}
|
|
|
|
if (currentURI) {
|
|
currentURI->Equals(newURI, &equalURIs);
|
|
} else {
|
|
equalURIs = false;
|
|
}
|
|
|
|
} // end of same-origin check
|
|
|
|
// Step 3: Create a new entry in the session history. This will erase
|
|
// all SHEntries after the new entry and make this entry the current
|
|
// one. This operation may modify mOSHE, which we need later, so we
|
|
// keep a reference here.
|
|
NS_ENSURE_TRUE(mOSHE, NS_ERROR_FAILURE);
|
|
nsCOMPtr<nsISHEntry> oldOSHE = mOSHE;
|
|
|
|
mLoadType = LOAD_PUSHSTATE;
|
|
|
|
nsCOMPtr<nsISHEntry> newSHEntry;
|
|
if (!aReplace) {
|
|
// Save the current scroll position (bug 590573).
|
|
nscoord cx = 0, cy = 0;
|
|
GetCurScrollPos(ScrollOrientation_X, &cx);
|
|
GetCurScrollPos(ScrollOrientation_Y, &cy);
|
|
mOSHE->SetScrollPosition(cx, cy);
|
|
|
|
// Since we're not changing which page we have loaded, pass
|
|
// true for aCloneChildren.
|
|
rv = AddToSessionHistory(newURI, nullptr, nullptr, true,
|
|
getter_AddRefs(newSHEntry));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
NS_ENSURE_TRUE(newSHEntry, NS_ERROR_FAILURE);
|
|
|
|
// Link the new SHEntry to the old SHEntry's BFCache entry, since the
|
|
// two entries correspond to the same document.
|
|
NS_ENSURE_SUCCESS(newSHEntry->AdoptBFCacheEntry(oldOSHE), NS_ERROR_FAILURE);
|
|
|
|
// Set the new SHEntry's title (bug 655273).
|
|
nsString title;
|
|
mOSHE->GetTitle(getter_Copies(title));
|
|
newSHEntry->SetTitle(title);
|
|
|
|
// AddToSessionHistory may not modify mOSHE. In case it doesn't,
|
|
// we'll just set mOSHE here.
|
|
mOSHE = newSHEntry;
|
|
|
|
} else {
|
|
newSHEntry = mOSHE;
|
|
newSHEntry->SetURI(newURI);
|
|
newSHEntry->SetOriginalURI(newURI);
|
|
newSHEntry->SetLoadReplace(false);
|
|
}
|
|
|
|
// Step 4: Modify new/original session history entry and clear its POST
|
|
// data, if there is any.
|
|
newSHEntry->SetStateData(scContainer);
|
|
newSHEntry->SetPostData(nullptr);
|
|
|
|
// If this push/replaceState changed the document's current URI and the new
|
|
// URI differs from the old URI in more than the hash, or if the old
|
|
// SHEntry's URI was modified in this way by a push/replaceState call
|
|
// set URIWasModified to true for the current SHEntry (bug 669671).
|
|
bool sameExceptHashes = true, oldURIWasModified = false;
|
|
newURI->EqualsExceptRef(currentURI, &sameExceptHashes);
|
|
oldOSHE->GetURIWasModified(&oldURIWasModified);
|
|
newSHEntry->SetURIWasModified(!sameExceptHashes || oldURIWasModified);
|
|
|
|
// Step 5: If aReplace is false, indicating that we're doing a pushState
|
|
// rather than a replaceState, notify bfcache that we've added a page to
|
|
// the history so it can evict content viewers if appropriate. Otherwise
|
|
// call ReplaceEntry so that we notify nsIHistoryListeners that an entry
|
|
// was replaced.
|
|
nsCOMPtr<nsISHistory> rootSH;
|
|
GetRootSessionHistory(getter_AddRefs(rootSH));
|
|
NS_ENSURE_TRUE(rootSH, NS_ERROR_UNEXPECTED);
|
|
|
|
nsCOMPtr<nsISHistoryInternal> internalSH = do_QueryInterface(rootSH);
|
|
NS_ENSURE_TRUE(internalSH, NS_ERROR_UNEXPECTED);
|
|
|
|
if (!aReplace) {
|
|
int32_t curIndex = -1;
|
|
rv = rootSH->GetIndex(&curIndex);
|
|
if (NS_SUCCEEDED(rv) && curIndex > -1) {
|
|
internalSH->EvictOutOfRangeContentViewers(curIndex);
|
|
}
|
|
} else {
|
|
nsCOMPtr<nsISHEntry> rootSHEntry = GetRootSHEntry(newSHEntry);
|
|
|
|
int32_t index = -1;
|
|
rv = rootSH->GetIndexOfEntry(rootSHEntry, &index);
|
|
if (NS_SUCCEEDED(rv) && index > -1) {
|
|
internalSH->ReplaceEntry(index, rootSHEntry);
|
|
}
|
|
}
|
|
|
|
// Step 6: If the document's URI changed, update document's URI and update
|
|
// global history.
|
|
//
|
|
// We need to call FireOnLocationChange so that the browser's address bar
|
|
// gets updated and the back button is enabled, but we only need to
|
|
// explicitly call FireOnLocationChange if we're not calling SetCurrentURI,
|
|
// since SetCurrentURI will call FireOnLocationChange for us.
|
|
//
|
|
// Both SetCurrentURI(...) and FireDummyOnLocationChange() pass
|
|
// nullptr for aRequest param to FireOnLocationChange(...). Such an update
|
|
// notification is allowed only when we know docshell is not loading a new
|
|
// document and it requires LOCATION_CHANGE_SAME_DOCUMENT flag. Otherwise,
|
|
// FireOnLocationChange(...) breaks security UI.
|
|
if (!equalURIs) {
|
|
document->SetDocumentURI(newURI);
|
|
// We can't trust SetCurrentURI to do always fire locationchange events
|
|
// when we expect it to, so we hack around that by doing it ourselves...
|
|
SetCurrentURI(newURI, nullptr, false, LOCATION_CHANGE_SAME_DOCUMENT);
|
|
if (mLoadType != LOAD_ERROR_PAGE) {
|
|
FireDummyOnLocationChange();
|
|
}
|
|
|
|
AddURIVisit(newURI, oldURI, oldURI, 0);
|
|
|
|
// AddURIVisit doesn't set the title for the new URI in global history,
|
|
// so do that here.
|
|
if (mUseGlobalHistory && !mInPrivateBrowsing) {
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
if (history) {
|
|
history->SetURITitle(newURI, mTitle);
|
|
} else if (mGlobalHistory) {
|
|
mGlobalHistory->SetPageTitle(newURI, mTitle);
|
|
}
|
|
}
|
|
|
|
// Inform the favicon service that our old favicon applies to this new
|
|
// URI.
|
|
CopyFavicon(oldURI, newURI, document->NodePrincipal(), mInPrivateBrowsing);
|
|
} else {
|
|
FireDummyOnLocationChange();
|
|
}
|
|
document->SetStateObject(scContainer);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::ShouldAddToSessionHistory(nsIURI* aURI)
|
|
{
|
|
// I believe none of the about: urls should go in the history. But then
|
|
// that could just be me... If the intent is only deny about:blank then we
|
|
// should just do a spec compare, rather than two gets of the scheme and
|
|
// then the path. -Gagan
|
|
nsresult rv;
|
|
nsAutoCString buf;
|
|
|
|
rv = aURI->GetScheme(buf);
|
|
if (NS_FAILED(rv)) {
|
|
return false;
|
|
}
|
|
|
|
if (buf.EqualsLiteral("about")) {
|
|
rv = aURI->GetPath(buf);
|
|
if (NS_FAILED(rv)) {
|
|
return false;
|
|
}
|
|
|
|
if (buf.EqualsLiteral("blank") || buf.EqualsLiteral("newtab")) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::AddToSessionHistory(nsIURI* aURI, nsIChannel* aChannel,
|
|
nsISupports* aOwner, bool aCloneChildren,
|
|
nsISHEntry** aNewEntry)
|
|
{
|
|
NS_PRECONDITION(aURI, "uri is null");
|
|
NS_PRECONDITION(!aChannel || !aOwner, "Shouldn't have both set");
|
|
|
|
#if defined(DEBUG)
|
|
if (MOZ_LOG_TEST(gDocShellLog, LogLevel::Debug)) {
|
|
nsAutoCString spec;
|
|
aURI->GetSpec(spec);
|
|
|
|
nsAutoCString chanName;
|
|
if (aChannel) {
|
|
aChannel->GetName(chanName);
|
|
} else {
|
|
chanName.AssignLiteral("<no channel>");
|
|
}
|
|
|
|
MOZ_LOG(gDocShellLog, LogLevel::Debug,
|
|
("nsDocShell[%p]::AddToSessionHistory(\"%s\", [%s])\n",
|
|
this, spec.get(), chanName.get()));
|
|
}
|
|
#endif
|
|
|
|
nsresult rv = NS_OK;
|
|
nsCOMPtr<nsISHEntry> entry;
|
|
bool shouldPersist;
|
|
|
|
shouldPersist = ShouldAddToSessionHistory(aURI);
|
|
|
|
// Get a handle to the root docshell
|
|
nsCOMPtr<nsIDocShellTreeItem> root;
|
|
GetSameTypeRootTreeItem(getter_AddRefs(root));
|
|
/*
|
|
* If this is a LOAD_FLAGS_REPLACE_HISTORY in a subframe, we use
|
|
* the existing SH entry in the page and replace the url and
|
|
* other vitalities.
|
|
*/
|
|
if (LOAD_TYPE_HAS_FLAGS(mLoadType, LOAD_FLAGS_REPLACE_HISTORY) &&
|
|
root != static_cast<nsIDocShellTreeItem*>(this)) {
|
|
// This is a subframe
|
|
entry = mOSHE;
|
|
nsCOMPtr<nsISHContainer> shContainer(do_QueryInterface(entry));
|
|
if (shContainer) {
|
|
int32_t childCount = 0;
|
|
shContainer->GetChildCount(&childCount);
|
|
// Remove all children of this entry
|
|
for (int32_t i = childCount - 1; i >= 0; i--) {
|
|
nsCOMPtr<nsISHEntry> child;
|
|
shContainer->GetChildAt(i, getter_AddRefs(child));
|
|
shContainer->RemoveChild(child);
|
|
}
|
|
entry->AbandonBFCacheEntry();
|
|
}
|
|
}
|
|
|
|
// Create a new entry if necessary.
|
|
if (!entry) {
|
|
entry = do_CreateInstance(NS_SHENTRY_CONTRACTID);
|
|
|
|
if (!entry) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
}
|
|
|
|
// Get the post data & referrer
|
|
nsCOMPtr<nsIInputStream> inputStream;
|
|
nsCOMPtr<nsIURI> originalURI;
|
|
bool loadReplace = false;
|
|
nsCOMPtr<nsIURI> referrerURI;
|
|
uint32_t referrerPolicy = mozilla::net::RP_Default;
|
|
nsCOMPtr<nsISupports> cacheKey;
|
|
nsCOMPtr<nsISupports> owner = aOwner;
|
|
bool expired = false;
|
|
bool discardLayoutState = false;
|
|
nsCOMPtr<nsICacheInfoChannel> cacheChannel;
|
|
if (aChannel) {
|
|
cacheChannel = do_QueryInterface(aChannel);
|
|
|
|
/* If there is a caching channel, get the Cache Key and store it
|
|
* in SH.
|
|
*/
|
|
if (cacheChannel) {
|
|
cacheChannel->GetCacheKey(getter_AddRefs(cacheKey));
|
|
}
|
|
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(aChannel));
|
|
|
|
// Check if the httpChannel is hiding under a multipartChannel
|
|
if (!httpChannel) {
|
|
GetHttpChannel(aChannel, getter_AddRefs(httpChannel));
|
|
}
|
|
if (httpChannel) {
|
|
nsCOMPtr<nsIUploadChannel> uploadChannel(do_QueryInterface(httpChannel));
|
|
if (uploadChannel) {
|
|
uploadChannel->GetUploadStream(getter_AddRefs(inputStream));
|
|
}
|
|
httpChannel->GetOriginalURI(getter_AddRefs(originalURI));
|
|
uint32_t loadFlags;
|
|
aChannel->GetLoadFlags(&loadFlags);
|
|
loadReplace = loadFlags & nsIChannel::LOAD_REPLACE;
|
|
httpChannel->GetReferrer(getter_AddRefs(referrerURI));
|
|
httpChannel->GetReferrerPolicy(&referrerPolicy);
|
|
|
|
discardLayoutState = ShouldDiscardLayoutState(httpChannel);
|
|
}
|
|
aChannel->GetOwner(getter_AddRefs(owner));
|
|
if (!owner) {
|
|
nsCOMPtr<nsILoadInfo> loadInfo;
|
|
aChannel->GetLoadInfo(getter_AddRefs(loadInfo));
|
|
if (loadInfo) {
|
|
// For now keep storing just the principal in the SHEntry.
|
|
if (loadInfo->GetLoadingSandboxed()) {
|
|
owner = nsNullPrincipal::CreateWithInheritedAttributes(
|
|
loadInfo->LoadingPrincipal());
|
|
NS_ENSURE_TRUE(owner, NS_ERROR_FAILURE);
|
|
} else if (loadInfo->GetForceInheritPrincipal()) {
|
|
owner = loadInfo->TriggeringPrincipal();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Title is set in nsDocShell::SetTitle()
|
|
entry->Create(aURI, // uri
|
|
EmptyString(), // Title
|
|
inputStream, // Post data stream
|
|
nullptr, // LayoutHistory state
|
|
cacheKey, // CacheKey
|
|
mContentTypeHint, // Content-type
|
|
owner, // Channel or provided owner
|
|
mHistoryID,
|
|
mDynamicallyCreated);
|
|
|
|
entry->SetOriginalURI(originalURI);
|
|
entry->SetLoadReplace(loadReplace);
|
|
entry->SetReferrerURI(referrerURI);
|
|
entry->SetReferrerPolicy(referrerPolicy);
|
|
nsCOMPtr<nsIInputStreamChannel> inStrmChan = do_QueryInterface(aChannel);
|
|
if (inStrmChan) {
|
|
bool isSrcdocChannel;
|
|
inStrmChan->GetIsSrcdocChannel(&isSrcdocChannel);
|
|
if (isSrcdocChannel) {
|
|
nsAutoString srcdoc;
|
|
inStrmChan->GetSrcdocData(srcdoc);
|
|
entry->SetSrcdocData(srcdoc);
|
|
nsCOMPtr<nsIURI> baseURI;
|
|
inStrmChan->GetBaseURI(getter_AddRefs(baseURI));
|
|
entry->SetBaseURI(baseURI);
|
|
}
|
|
}
|
|
/* If cache got a 'no-store', ask SH not to store
|
|
* HistoryLayoutState. By default, SH will set this
|
|
* flag to true and save HistoryLayoutState.
|
|
*/
|
|
if (discardLayoutState) {
|
|
entry->SetSaveLayoutStateFlag(false);
|
|
}
|
|
if (cacheChannel) {
|
|
// Check if the page has expired from cache
|
|
uint32_t expTime = 0;
|
|
cacheChannel->GetCacheTokenExpirationTime(&expTime);
|
|
uint32_t now = PRTimeToSeconds(PR_Now());
|
|
if (expTime <= now) {
|
|
expired = true;
|
|
}
|
|
}
|
|
if (expired) {
|
|
entry->SetExpirationStatus(true);
|
|
}
|
|
|
|
if (root == static_cast<nsIDocShellTreeItem*>(this) && mSessionHistory) {
|
|
// If we need to clone our children onto the new session
|
|
// history entry, do so now.
|
|
if (aCloneChildren && mOSHE) {
|
|
uint32_t cloneID;
|
|
mOSHE->GetID(&cloneID);
|
|
nsCOMPtr<nsISHEntry> newEntry;
|
|
CloneAndReplace(mOSHE, this, cloneID, entry, true,
|
|
getter_AddRefs(newEntry));
|
|
NS_ASSERTION(entry == newEntry,
|
|
"The new session history should be in the new entry");
|
|
}
|
|
|
|
// This is the root docshell
|
|
if (LOAD_TYPE_HAS_FLAGS(mLoadType, LOAD_FLAGS_REPLACE_HISTORY)) {
|
|
// Replace current entry in session history.
|
|
int32_t index = 0;
|
|
mSessionHistory->GetIndex(&index);
|
|
nsCOMPtr<nsISHistoryInternal> shPrivate =
|
|
do_QueryInterface(mSessionHistory);
|
|
// Replace the current entry with the new entry
|
|
if (shPrivate) {
|
|
rv = shPrivate->ReplaceEntry(index, entry);
|
|
}
|
|
} else {
|
|
// Add to session history
|
|
nsCOMPtr<nsISHistoryInternal> shPrivate =
|
|
do_QueryInterface(mSessionHistory);
|
|
NS_ENSURE_TRUE(shPrivate, NS_ERROR_FAILURE);
|
|
mSessionHistory->GetIndex(&mPreviousTransIndex);
|
|
rv = shPrivate->AddEntry(entry, shouldPersist);
|
|
mSessionHistory->GetIndex(&mLoadedTransIndex);
|
|
#ifdef DEBUG_PAGE_CACHE
|
|
printf("Previous index: %d, Loaded index: %d\n\n",
|
|
mPreviousTransIndex, mLoadedTransIndex);
|
|
#endif
|
|
}
|
|
} else {
|
|
// This is a subframe.
|
|
if (!mOSHE || !LOAD_TYPE_HAS_FLAGS(mLoadType, LOAD_FLAGS_REPLACE_HISTORY)) {
|
|
rv = AddChildSHEntryToParent(entry, mChildOffset, aCloneChildren);
|
|
}
|
|
}
|
|
|
|
// Return the new SH entry...
|
|
if (aNewEntry) {
|
|
*aNewEntry = nullptr;
|
|
if (NS_SUCCEEDED(rv)) {
|
|
entry.forget(aNewEntry);
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::LoadHistoryEntry(nsISHEntry* aEntry, uint32_t aLoadType)
|
|
{
|
|
if (!IsNavigationAllowed()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
nsCOMPtr<nsIURI> originalURI;
|
|
bool loadReplace = false;
|
|
nsCOMPtr<nsIInputStream> postData;
|
|
nsCOMPtr<nsIURI> referrerURI;
|
|
uint32_t referrerPolicy;
|
|
nsAutoCString contentType;
|
|
nsCOMPtr<nsISupports> owner;
|
|
|
|
NS_ENSURE_TRUE(aEntry, NS_ERROR_FAILURE);
|
|
|
|
NS_ENSURE_SUCCESS(aEntry->GetURI(getter_AddRefs(uri)), NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(aEntry->GetOriginalURI(getter_AddRefs(originalURI)),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(aEntry->GetLoadReplace(&loadReplace),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(aEntry->GetReferrerURI(getter_AddRefs(referrerURI)),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(aEntry->GetReferrerPolicy(&referrerPolicy),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(aEntry->GetPostData(getter_AddRefs(postData)),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(aEntry->GetContentType(contentType), NS_ERROR_FAILURE);
|
|
NS_ENSURE_SUCCESS(aEntry->GetOwner(getter_AddRefs(owner)), NS_ERROR_FAILURE);
|
|
|
|
// Calling CreateAboutBlankContentViewer can set mOSHE to null, and if
|
|
// that's the only thing holding a ref to aEntry that will cause aEntry to
|
|
// die while we're loading it. So hold a strong ref to aEntry here, just
|
|
// in case.
|
|
nsCOMPtr<nsISHEntry> kungFuDeathGrip(aEntry);
|
|
bool isJS;
|
|
nsresult rv = uri->SchemeIs("javascript", &isJS);
|
|
if (NS_FAILED(rv) || isJS) {
|
|
// We're loading a URL that will execute script from inside asyncOpen.
|
|
// Replace the current document with about:blank now to prevent
|
|
// anything from the current document from leaking into any JavaScript
|
|
// code in the URL.
|
|
nsCOMPtr<nsIPrincipal> prin = do_QueryInterface(owner);
|
|
// Don't cache the presentation if we're going to just reload the
|
|
// current entry. Caching would lead to trying to save the different
|
|
// content viewers in the same nsISHEntry object.
|
|
rv = CreateAboutBlankContentViewer(prin, nullptr, aEntry != mOSHE);
|
|
|
|
if (NS_FAILED(rv)) {
|
|
// The creation of the intermittent about:blank content
|
|
// viewer failed for some reason (potentially because the
|
|
// user prevented it). Interrupt the history load.
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!owner) {
|
|
// Ensure that we have an owner. Otherwise javascript: URIs will
|
|
// pick it up from the about:blank page we just loaded, and we
|
|
// don't really want even that in this case.
|
|
owner = nsNullPrincipal::Create();
|
|
NS_ENSURE_TRUE(owner, NS_ERROR_OUT_OF_MEMORY);
|
|
}
|
|
}
|
|
|
|
/* If there is a valid postdata *and* the user pressed
|
|
* reload or shift-reload, take user's permission before we
|
|
* repost the data to the server.
|
|
*/
|
|
if ((aLoadType & LOAD_CMD_RELOAD) && postData) {
|
|
bool repost;
|
|
rv = ConfirmRepost(&repost);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
// If the user pressed cancel in the dialog, return. We're done here.
|
|
if (!repost) {
|
|
return NS_BINDING_ABORTED;
|
|
}
|
|
}
|
|
|
|
// Do not inherit owner from document (security-critical!);
|
|
uint32_t flags = INTERNAL_LOAD_FLAGS_NONE;
|
|
|
|
nsAutoString srcdoc;
|
|
bool isSrcdoc;
|
|
nsCOMPtr<nsIURI> baseURI;
|
|
aEntry->GetIsSrcdocEntry(&isSrcdoc);
|
|
if (isSrcdoc) {
|
|
aEntry->GetSrcdocData(srcdoc);
|
|
aEntry->GetBaseURI(getter_AddRefs(baseURI));
|
|
flags |= INTERNAL_LOAD_FLAGS_IS_SRCDOC;
|
|
} else {
|
|
srcdoc = NullString();
|
|
}
|
|
|
|
// Passing nullptr as aSourceDocShell gives the same behaviour as before
|
|
// aSourceDocShell was introduced. According to spec we should be passing
|
|
// the source browsing context that was used when the history entry was
|
|
// first created. bug 947716 has been created to address this issue.
|
|
rv = InternalLoad(uri,
|
|
originalURI,
|
|
loadReplace,
|
|
referrerURI,
|
|
referrerPolicy,
|
|
owner,
|
|
flags,
|
|
nullptr, // No window target
|
|
contentType.get(), // Type hint
|
|
NullString(), // No forced file download
|
|
postData, // Post data stream
|
|
nullptr, // No headers stream
|
|
aLoadType, // Load type
|
|
aEntry, // SHEntry
|
|
true,
|
|
srcdoc,
|
|
nullptr, // Source docshell, see comment above
|
|
baseURI,
|
|
nullptr, // No nsIDocShell
|
|
nullptr); // No nsIRequest
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetShouldSaveLayoutState(bool* aShould)
|
|
{
|
|
*aShould = false;
|
|
if (mOSHE) {
|
|
// Don't capture historystate and save it in history
|
|
// if the page asked not to do so.
|
|
mOSHE->GetSaveLayoutStateFlag(aShould);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::PersistLayoutHistoryState()
|
|
{
|
|
nsresult rv = NS_OK;
|
|
|
|
if (mOSHE) {
|
|
nsCOMPtr<nsIPresShell> shell = GetPresShell();
|
|
if (shell) {
|
|
nsCOMPtr<nsILayoutHistoryState> layoutState;
|
|
rv = shell->CaptureHistoryState(getter_AddRefs(layoutState));
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
/* static */ nsresult
|
|
nsDocShell::WalkHistoryEntries(nsISHEntry* aRootEntry,
|
|
nsDocShell* aRootShell,
|
|
WalkHistoryEntriesFunc aCallback,
|
|
void* aData)
|
|
{
|
|
NS_ENSURE_TRUE(aRootEntry, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsISHContainer> container(do_QueryInterface(aRootEntry));
|
|
if (!container) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
int32_t childCount;
|
|
container->GetChildCount(&childCount);
|
|
for (int32_t i = 0; i < childCount; i++) {
|
|
nsCOMPtr<nsISHEntry> childEntry;
|
|
container->GetChildAt(i, getter_AddRefs(childEntry));
|
|
if (!childEntry) {
|
|
// childEntry can be null for valid reasons, for example if the
|
|
// docshell at index i never loaded anything useful.
|
|
// Remember to clone also nulls in the child array (bug 464064).
|
|
aCallback(nullptr, nullptr, i, aData);
|
|
continue;
|
|
}
|
|
|
|
nsDocShell* childShell = nullptr;
|
|
if (aRootShell) {
|
|
// Walk the children of aRootShell and see if one of them
|
|
// has srcChild as a SHEntry.
|
|
nsTObserverArray<nsDocLoader*>::ForwardIterator iter(
|
|
aRootShell->mChildList);
|
|
while (iter.HasMore()) {
|
|
nsDocShell* child = static_cast<nsDocShell*>(iter.GetNext());
|
|
|
|
if (child->HasHistoryEntry(childEntry)) {
|
|
childShell = child;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
nsresult rv = aCallback(childEntry, childShell, i, aData);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// callback data for WalkHistoryEntries
|
|
struct MOZ_STACK_CLASS CloneAndReplaceData
|
|
{
|
|
CloneAndReplaceData(uint32_t aCloneID, nsISHEntry* aReplaceEntry,
|
|
bool aCloneChildren, nsISHEntry* aDestTreeParent)
|
|
: cloneID(aCloneID)
|
|
, cloneChildren(aCloneChildren)
|
|
, replaceEntry(aReplaceEntry)
|
|
, destTreeParent(aDestTreeParent)
|
|
{
|
|
}
|
|
|
|
uint32_t cloneID;
|
|
bool cloneChildren;
|
|
nsISHEntry* replaceEntry;
|
|
nsISHEntry* destTreeParent;
|
|
nsCOMPtr<nsISHEntry> resultEntry;
|
|
};
|
|
|
|
/* static */ nsresult
|
|
nsDocShell::CloneAndReplaceChild(nsISHEntry* aEntry, nsDocShell* aShell,
|
|
int32_t aEntryIndex, void* aData)
|
|
{
|
|
nsCOMPtr<nsISHEntry> dest;
|
|
|
|
CloneAndReplaceData* data = static_cast<CloneAndReplaceData*>(aData);
|
|
uint32_t cloneID = data->cloneID;
|
|
nsISHEntry* replaceEntry = data->replaceEntry;
|
|
|
|
nsCOMPtr<nsISHContainer> container = do_QueryInterface(data->destTreeParent);
|
|
if (!aEntry) {
|
|
if (container) {
|
|
container->AddChild(nullptr, aEntryIndex);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
uint32_t srcID;
|
|
aEntry->GetID(&srcID);
|
|
|
|
nsresult rv = NS_OK;
|
|
if (srcID == cloneID) {
|
|
// Replace the entry
|
|
dest = replaceEntry;
|
|
} else {
|
|
// Clone the SHEntry...
|
|
rv = aEntry->Clone(getter_AddRefs(dest));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
dest->SetIsSubFrame(true);
|
|
|
|
if (srcID != cloneID || data->cloneChildren) {
|
|
// Walk the children
|
|
CloneAndReplaceData childData(cloneID, replaceEntry,
|
|
data->cloneChildren, dest);
|
|
rv = WalkHistoryEntries(aEntry, aShell,
|
|
CloneAndReplaceChild, &childData);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
if (srcID != cloneID && aShell) {
|
|
aShell->SwapHistoryEntries(aEntry, dest);
|
|
}
|
|
|
|
if (container) {
|
|
container->AddChild(dest, aEntryIndex);
|
|
}
|
|
|
|
data->resultEntry = dest;
|
|
return rv;
|
|
}
|
|
|
|
/* static */ nsresult
|
|
nsDocShell::CloneAndReplace(nsISHEntry* aSrcEntry,
|
|
nsDocShell* aSrcShell,
|
|
uint32_t aCloneID,
|
|
nsISHEntry* aReplaceEntry,
|
|
bool aCloneChildren,
|
|
nsISHEntry** aResultEntry)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aResultEntry);
|
|
NS_ENSURE_TRUE(aReplaceEntry, NS_ERROR_FAILURE);
|
|
|
|
CloneAndReplaceData data(aCloneID, aReplaceEntry, aCloneChildren, nullptr);
|
|
nsresult rv = CloneAndReplaceChild(aSrcEntry, aSrcShell, 0, &data);
|
|
|
|
data.resultEntry.swap(*aResultEntry);
|
|
return rv;
|
|
}
|
|
|
|
void
|
|
nsDocShell::SwapHistoryEntries(nsISHEntry* aOldEntry, nsISHEntry* aNewEntry)
|
|
{
|
|
if (aOldEntry == mOSHE) {
|
|
mOSHE = aNewEntry;
|
|
}
|
|
|
|
if (aOldEntry == mLSHE) {
|
|
mLSHE = aNewEntry;
|
|
}
|
|
}
|
|
|
|
struct SwapEntriesData
|
|
{
|
|
nsDocShell* ignoreShell; // constant; the shell to ignore
|
|
nsISHEntry* destTreeRoot; // constant; the root of the dest tree
|
|
nsISHEntry* destTreeParent; // constant; the node under destTreeRoot
|
|
// whose children will correspond to aEntry
|
|
};
|
|
|
|
nsresult
|
|
nsDocShell::SetChildHistoryEntry(nsISHEntry* aEntry, nsDocShell* aShell,
|
|
int32_t aEntryIndex, void* aData)
|
|
{
|
|
SwapEntriesData* data = static_cast<SwapEntriesData*>(aData);
|
|
nsDocShell* ignoreShell = data->ignoreShell;
|
|
|
|
if (!aShell || aShell == ignoreShell) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsISHEntry* destTreeRoot = data->destTreeRoot;
|
|
|
|
nsCOMPtr<nsISHEntry> destEntry;
|
|
nsCOMPtr<nsISHContainer> container = do_QueryInterface(data->destTreeParent);
|
|
|
|
if (container) {
|
|
// aEntry is a clone of some child of destTreeParent, but since the
|
|
// trees aren't necessarily in sync, we'll have to locate it.
|
|
// Note that we could set aShell's entry to null if we don't find a
|
|
// corresponding entry under destTreeParent.
|
|
|
|
uint32_t targetID, id;
|
|
aEntry->GetID(&targetID);
|
|
|
|
// First look at the given index, since this is the common case.
|
|
nsCOMPtr<nsISHEntry> entry;
|
|
container->GetChildAt(aEntryIndex, getter_AddRefs(entry));
|
|
if (entry && NS_SUCCEEDED(entry->GetID(&id)) && id == targetID) {
|
|
destEntry.swap(entry);
|
|
} else {
|
|
int32_t childCount;
|
|
container->GetChildCount(&childCount);
|
|
for (int32_t i = 0; i < childCount; ++i) {
|
|
container->GetChildAt(i, getter_AddRefs(entry));
|
|
if (!entry) {
|
|
continue;
|
|
}
|
|
|
|
entry->GetID(&id);
|
|
if (id == targetID) {
|
|
destEntry.swap(entry);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
destEntry = destTreeRoot;
|
|
}
|
|
|
|
aShell->SwapHistoryEntries(aEntry, destEntry);
|
|
|
|
// Now handle the children of aEntry.
|
|
SwapEntriesData childData = { ignoreShell, destTreeRoot, destEntry };
|
|
return WalkHistoryEntries(aEntry, aShell, SetChildHistoryEntry, &childData);
|
|
}
|
|
|
|
static nsISHEntry*
|
|
GetRootSHEntry(nsISHEntry* aEntry)
|
|
{
|
|
nsCOMPtr<nsISHEntry> rootEntry = aEntry;
|
|
nsISHEntry* result = nullptr;
|
|
while (rootEntry) {
|
|
result = rootEntry;
|
|
result->GetParent(getter_AddRefs(rootEntry));
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void
|
|
nsDocShell::SetHistoryEntry(nsCOMPtr<nsISHEntry>* aPtr, nsISHEntry* aEntry)
|
|
{
|
|
// We need to sync up the docshell and session history trees for
|
|
// subframe navigation. If the load was in a subframe, we forward up to
|
|
// the root docshell, which will then recursively sync up all docshells
|
|
// to their corresponding entries in the new session history tree.
|
|
// If we don't do this, then we can cache a content viewer on the wrong
|
|
// cloned entry, and subsequently restore it at the wrong time.
|
|
|
|
nsISHEntry* newRootEntry = GetRootSHEntry(aEntry);
|
|
if (newRootEntry) {
|
|
// newRootEntry is now the new root entry.
|
|
// Find the old root entry as well.
|
|
|
|
// Need a strong ref. on |oldRootEntry| so it isn't destroyed when
|
|
// SetChildHistoryEntry() does SwapHistoryEntries() (bug 304639).
|
|
nsCOMPtr<nsISHEntry> oldRootEntry = GetRootSHEntry(*aPtr);
|
|
if (oldRootEntry) {
|
|
nsCOMPtr<nsIDocShellTreeItem> rootAsItem;
|
|
GetSameTypeRootTreeItem(getter_AddRefs(rootAsItem));
|
|
nsCOMPtr<nsIDocShell> rootShell = do_QueryInterface(rootAsItem);
|
|
if (rootShell) { // if we're the root just set it, nothing to swap
|
|
SwapEntriesData data = { this, newRootEntry };
|
|
nsIDocShell* rootIDocShell = static_cast<nsIDocShell*>(rootShell);
|
|
nsDocShell* rootDocShell = static_cast<nsDocShell*>(rootIDocShell);
|
|
|
|
#ifdef DEBUG
|
|
nsresult rv =
|
|
#endif
|
|
SetChildHistoryEntry(oldRootEntry, rootDocShell, 0, &data);
|
|
NS_ASSERTION(NS_SUCCEEDED(rv), "SetChildHistoryEntry failed");
|
|
}
|
|
}
|
|
}
|
|
|
|
*aPtr = aEntry;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::GetRootSessionHistory(nsISHistory** aReturn)
|
|
{
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> root;
|
|
// Get the root docshell
|
|
rv = GetSameTypeRootTreeItem(getter_AddRefs(root));
|
|
// QI to nsIWebNavigation
|
|
nsCOMPtr<nsIWebNavigation> rootAsWebnav(do_QueryInterface(root));
|
|
if (rootAsWebnav) {
|
|
// Get the handle to SH from the root docshell
|
|
rv = rootAsWebnav->GetSessionHistory(aReturn);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::GetHttpChannel(nsIChannel* aChannel, nsIHttpChannel** aReturn)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aReturn);
|
|
if (!aChannel) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsIMultiPartChannel> multiPartChannel(do_QueryInterface(aChannel));
|
|
if (multiPartChannel) {
|
|
nsCOMPtr<nsIChannel> baseChannel;
|
|
multiPartChannel->GetBaseChannel(getter_AddRefs(baseChannel));
|
|
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(baseChannel));
|
|
*aReturn = httpChannel;
|
|
NS_IF_ADDREF(*aReturn);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::ShouldDiscardLayoutState(nsIHttpChannel* aChannel)
|
|
{
|
|
// By default layout State will be saved.
|
|
if (!aChannel) {
|
|
return false;
|
|
}
|
|
|
|
// figure out if SH should be saving layout state
|
|
nsCOMPtr<nsISupports> securityInfo;
|
|
bool noStore = false, noCache = false;
|
|
aChannel->GetSecurityInfo(getter_AddRefs(securityInfo));
|
|
aChannel->IsNoStoreResponse(&noStore);
|
|
aChannel->IsNoCacheResponse(&noCache);
|
|
|
|
return (noStore || (noCache && securityInfo));
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetEditor(nsIEditor** aEditor)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aEditor);
|
|
|
|
if (!mEditorData) {
|
|
*aEditor = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
return mEditorData->GetEditor(aEditor);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetEditor(nsIEditor* aEditor)
|
|
{
|
|
nsresult rv = EnsureEditorData();
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
return mEditorData->SetEditor(aEditor);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetEditable(bool* aEditable)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aEditable);
|
|
*aEditable = mEditorData && mEditorData->GetEditable();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetHasEditingSession(bool* aHasEditingSession)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aHasEditingSession);
|
|
|
|
if (mEditorData) {
|
|
nsCOMPtr<nsIEditingSession> editingSession;
|
|
mEditorData->GetEditingSession(getter_AddRefs(editingSession));
|
|
*aHasEditingSession = (editingSession.get() != nullptr);
|
|
} else {
|
|
*aHasEditingSession = false;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::MakeEditable(bool aInWaitForUriLoad)
|
|
{
|
|
nsresult rv = EnsureEditorData();
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
return mEditorData->MakeEditable(aInWaitForUriLoad);
|
|
}
|
|
|
|
bool
|
|
nsDocShell::ChannelIsPost(nsIChannel* aChannel)
|
|
{
|
|
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(aChannel));
|
|
if (!httpChannel) {
|
|
return false;
|
|
}
|
|
|
|
nsAutoCString method;
|
|
httpChannel->GetRequestMethod(method);
|
|
return method.EqualsLiteral("POST");
|
|
}
|
|
|
|
void
|
|
nsDocShell::ExtractLastVisit(nsIChannel* aChannel,
|
|
nsIURI** aURI,
|
|
uint32_t* aChannelRedirectFlags)
|
|
{
|
|
nsCOMPtr<nsIPropertyBag2> props(do_QueryInterface(aChannel));
|
|
if (!props) {
|
|
return;
|
|
}
|
|
|
|
nsresult rv = props->GetPropertyAsInterface(
|
|
NS_LITERAL_STRING("docshell.previousURI"),
|
|
NS_GET_IID(nsIURI),
|
|
reinterpret_cast<void**>(aURI));
|
|
|
|
if (NS_FAILED(rv)) {
|
|
// There is no last visit for this channel, so this must be the first
|
|
// link. Link the visit to the referrer of this request, if any.
|
|
// Treat referrer as null if there is an error getting it.
|
|
(void)NS_GetReferrerFromChannel(aChannel, aURI);
|
|
} else {
|
|
rv = props->GetPropertyAsUint32(NS_LITERAL_STRING("docshell.previousFlags"),
|
|
aChannelRedirectFlags);
|
|
|
|
NS_WARN_IF_FALSE(
|
|
NS_SUCCEEDED(rv),
|
|
"Could not fetch previous flags, URI will be treated like referrer");
|
|
}
|
|
}
|
|
|
|
void
|
|
nsDocShell::SaveLastVisit(nsIChannel* aChannel,
|
|
nsIURI* aURI,
|
|
uint32_t aChannelRedirectFlags)
|
|
{
|
|
nsCOMPtr<nsIWritablePropertyBag2> props(do_QueryInterface(aChannel));
|
|
if (!props || !aURI) {
|
|
return;
|
|
}
|
|
|
|
props->SetPropertyAsInterface(NS_LITERAL_STRING("docshell.previousURI"),
|
|
aURI);
|
|
props->SetPropertyAsUint32(NS_LITERAL_STRING("docshell.previousFlags"),
|
|
aChannelRedirectFlags);
|
|
}
|
|
|
|
void
|
|
nsDocShell::AddURIVisit(nsIURI* aURI,
|
|
nsIURI* aReferrerURI,
|
|
nsIURI* aPreviousURI,
|
|
uint32_t aChannelRedirectFlags,
|
|
uint32_t aResponseStatus)
|
|
{
|
|
MOZ_ASSERT(aURI, "Visited URI is null!");
|
|
MOZ_ASSERT(mLoadType != LOAD_ERROR_PAGE &&
|
|
mLoadType != LOAD_BYPASS_HISTORY,
|
|
"Do not add error or bypass pages to global history");
|
|
|
|
// Only content-type docshells save URI visits. Also don't do
|
|
// anything here if we're not supposed to use global history.
|
|
if (mItemType != typeContent || !mUseGlobalHistory || mInPrivateBrowsing) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<IHistory> history = services::GetHistoryService();
|
|
|
|
if (history) {
|
|
uint32_t visitURIFlags = 0;
|
|
|
|
if (!IsFrame()) {
|
|
visitURIFlags |= IHistory::TOP_LEVEL;
|
|
}
|
|
|
|
if (aChannelRedirectFlags & nsIChannelEventSink::REDIRECT_TEMPORARY) {
|
|
visitURIFlags |= IHistory::REDIRECT_TEMPORARY;
|
|
} else if (aChannelRedirectFlags & nsIChannelEventSink::REDIRECT_PERMANENT) {
|
|
visitURIFlags |= IHistory::REDIRECT_PERMANENT;
|
|
}
|
|
|
|
if (aResponseStatus >= 300 && aResponseStatus < 400) {
|
|
visitURIFlags |= IHistory::REDIRECT_SOURCE;
|
|
}
|
|
// Errors 400-501 and 505 are considered unrecoverable, in the sense a
|
|
// simple retry attempt by the user is unlikely to solve them.
|
|
// 408 is special cased, since may actually indicate a temporary
|
|
// connection problem.
|
|
else if (aResponseStatus != 408 &&
|
|
((aResponseStatus >= 400 && aResponseStatus <= 501) ||
|
|
aResponseStatus == 505)) {
|
|
visitURIFlags |= IHistory::UNRECOVERABLE_ERROR;
|
|
}
|
|
|
|
(void)history->VisitURI(aURI, aPreviousURI, visitURIFlags);
|
|
} else if (mGlobalHistory) {
|
|
// Falls back to sync global history interface.
|
|
(void)mGlobalHistory->AddURI(aURI,
|
|
!!aChannelRedirectFlags,
|
|
!IsFrame(),
|
|
aReferrerURI);
|
|
}
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell: Helper Routines
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetLoadType(uint32_t aLoadType)
|
|
{
|
|
mLoadType = aLoadType;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetLoadType(uint32_t* aLoadType)
|
|
{
|
|
*aLoadType = mLoadType;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::ConfirmRepost(bool* aRepost)
|
|
{
|
|
nsCOMPtr<nsIPrompt> prompter;
|
|
CallGetInterface(this, static_cast<nsIPrompt**>(getter_AddRefs(prompter)));
|
|
if (!prompter) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
nsCOMPtr<nsIStringBundleService> stringBundleService =
|
|
mozilla::services::GetStringBundleService();
|
|
if (!stringBundleService) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsIStringBundle> appBundle;
|
|
nsresult rv = stringBundleService->CreateBundle(kAppstringsBundleURL,
|
|
getter_AddRefs(appBundle));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIStringBundle> brandBundle;
|
|
rv = stringBundleService->CreateBundle(kBrandBundleURL,
|
|
getter_AddRefs(brandBundle));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
NS_ASSERTION(prompter && brandBundle && appBundle,
|
|
"Unable to set up repost prompter.");
|
|
|
|
nsXPIDLString brandName;
|
|
rv = brandBundle->GetStringFromName(MOZ_UTF16("brandShortName"),
|
|
getter_Copies(brandName));
|
|
|
|
nsXPIDLString msgString, button0Title;
|
|
if (NS_FAILED(rv)) { // No brand, use the generic version.
|
|
rv = appBundle->GetStringFromName(MOZ_UTF16("confirmRepostPrompt"),
|
|
getter_Copies(msgString));
|
|
} else {
|
|
// Brand available - if the app has an override file with formatting, the
|
|
// app name will be included. Without an override, the prompt will look
|
|
// like the generic version.
|
|
const char16_t* formatStrings[] = { brandName.get() };
|
|
rv = appBundle->FormatStringFromName(MOZ_UTF16("confirmRepostPrompt"),
|
|
formatStrings,
|
|
ArrayLength(formatStrings),
|
|
getter_Copies(msgString));
|
|
}
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
rv = appBundle->GetStringFromName(MOZ_UTF16("resendButton.label"),
|
|
getter_Copies(button0Title));
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
int32_t buttonPressed;
|
|
// The actual value here is irrelevant, but we can't pass an invalid
|
|
// bool through XPConnect.
|
|
bool checkState = false;
|
|
rv = prompter->ConfirmEx(
|
|
nullptr, msgString.get(),
|
|
(nsIPrompt::BUTTON_POS_0 * nsIPrompt::BUTTON_TITLE_IS_STRING) +
|
|
(nsIPrompt::BUTTON_POS_1 * nsIPrompt::BUTTON_TITLE_CANCEL),
|
|
button0Title.get(), nullptr, nullptr, nullptr, &checkState, &buttonPressed);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
*aRepost = (buttonPressed == 0);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetPromptAndStringBundle(nsIPrompt** aPrompt,
|
|
nsIStringBundle** aStringBundle)
|
|
{
|
|
NS_ENSURE_SUCCESS(GetInterface(NS_GET_IID(nsIPrompt), (void**)aPrompt),
|
|
NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsIStringBundleService> stringBundleService =
|
|
mozilla::services::GetStringBundleService();
|
|
NS_ENSURE_TRUE(stringBundleService, NS_ERROR_FAILURE);
|
|
|
|
NS_ENSURE_SUCCESS(
|
|
stringBundleService->CreateBundle(kAppstringsBundleURL, aStringBundle),
|
|
NS_ERROR_FAILURE);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetChildOffset(nsIDOMNode* aChild, nsIDOMNode* aParent,
|
|
int32_t* aOffset)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aChild || aParent);
|
|
|
|
nsCOMPtr<nsIDOMNodeList> childNodes;
|
|
NS_ENSURE_SUCCESS(aParent->GetChildNodes(getter_AddRefs(childNodes)),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_TRUE(childNodes, NS_ERROR_FAILURE);
|
|
|
|
int32_t i = 0;
|
|
|
|
for (; true; i++) {
|
|
nsCOMPtr<nsIDOMNode> childNode;
|
|
NS_ENSURE_SUCCESS(childNodes->Item(i, getter_AddRefs(childNode)),
|
|
NS_ERROR_FAILURE);
|
|
NS_ENSURE_TRUE(childNode, NS_ERROR_FAILURE);
|
|
|
|
if (childNode.get() == aChild) {
|
|
*aOffset = i;
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsIScrollableFrame*
|
|
nsDocShell::GetRootScrollFrame()
|
|
{
|
|
nsCOMPtr<nsIPresShell> shell = GetPresShell();
|
|
NS_ENSURE_TRUE(shell, nullptr);
|
|
|
|
return shell->GetRootScrollFrameAsScrollableExternal();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::EnsureScriptEnvironment()
|
|
{
|
|
if (mScriptGlobal) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (mIsBeingDestroyed) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
NS_ASSERTION(!mInEnsureScriptEnv,
|
|
"Infinite loop! Calling EnsureScriptEnvironment() from "
|
|
"within EnsureScriptEnvironment()!");
|
|
|
|
// Yeah, this isn't re-entrant safe, but that's ok since if we
|
|
// re-enter this method, we'll infinitely loop...
|
|
AutoRestore<bool> boolSetter(mInEnsureScriptEnv);
|
|
mInEnsureScriptEnv = true;
|
|
#endif
|
|
|
|
nsCOMPtr<nsIWebBrowserChrome> browserChrome(do_GetInterface(mTreeOwner));
|
|
NS_ENSURE_TRUE(browserChrome, NS_ERROR_NOT_AVAILABLE);
|
|
|
|
uint32_t chromeFlags;
|
|
browserChrome->GetChromeFlags(&chromeFlags);
|
|
|
|
bool isModalContentWindow =
|
|
(mItemType == typeContent) &&
|
|
(chromeFlags & nsIWebBrowserChrome::CHROME_MODAL_CONTENT_WINDOW);
|
|
// There can be various other content docshells associated with the
|
|
// top-level window, like sidebars. Make sure that we only create an
|
|
// nsGlobalModalWindow for the primary content shell.
|
|
if (isModalContentWindow) {
|
|
nsCOMPtr<nsIDocShellTreeItem> primaryItem;
|
|
nsresult rv =
|
|
mTreeOwner->GetPrimaryContentShell(getter_AddRefs(primaryItem));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
isModalContentWindow = (primaryItem == this);
|
|
}
|
|
|
|
// If our window is modal and we're not opened as chrome, make
|
|
// this window a modal content window.
|
|
mScriptGlobal =
|
|
NS_NewScriptGlobalObject(mItemType == typeChrome, isModalContentWindow);
|
|
MOZ_ASSERT(mScriptGlobal);
|
|
|
|
mScriptGlobal->SetDocShell(this);
|
|
|
|
// Ensure the script object is set up to run script.
|
|
return mScriptGlobal->EnsureScriptEnvironment();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::EnsureEditorData()
|
|
{
|
|
bool openDocHasDetachedEditor = mOSHE && mOSHE->HasDetachedEditor();
|
|
if (!mEditorData && !mIsBeingDestroyed && !openDocHasDetachedEditor) {
|
|
// We shouldn't recreate the editor data if it already exists, or
|
|
// we're shutting down, or we already have a detached editor data
|
|
// stored in the session history. We should only have one editordata
|
|
// per docshell.
|
|
mEditorData = new nsDocShellEditorData(this);
|
|
}
|
|
|
|
return mEditorData ? NS_OK : NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::EnsureTransferableHookData()
|
|
{
|
|
if (!mTransferableHookData) {
|
|
mTransferableHookData = new nsTransferableHookData();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::EnsureFind()
|
|
{
|
|
nsresult rv;
|
|
if (!mFind) {
|
|
mFind = do_CreateInstance("@mozilla.org/embedcomp/find;1", &rv);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
// we promise that the nsIWebBrowserFind that we return has been set
|
|
// up to point to the focused, or content window, so we have to
|
|
// set that up each time.
|
|
|
|
nsIScriptGlobalObject* scriptGO = GetScriptGlobalObject();
|
|
NS_ENSURE_TRUE(scriptGO, NS_ERROR_UNEXPECTED);
|
|
|
|
// default to our window
|
|
nsCOMPtr<nsPIDOMWindow> ourWindow = do_QueryInterface(scriptGO);
|
|
nsCOMPtr<nsPIDOMWindow> windowToSearch;
|
|
nsFocusManager::GetFocusedDescendant(ourWindow, true,
|
|
getter_AddRefs(windowToSearch));
|
|
|
|
nsCOMPtr<nsIWebBrowserFindInFrames> findInFrames = do_QueryInterface(mFind);
|
|
if (!findInFrames) {
|
|
return NS_ERROR_NO_INTERFACE;
|
|
}
|
|
|
|
rv = findInFrames->SetRootSearchFrame(ourWindow);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
rv = findInFrames->SetCurrentSearchFrame(windowToSearch);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::IsFrame()
|
|
{
|
|
nsCOMPtr<nsIDocShellTreeItem> parent;
|
|
GetSameTypeParent(getter_AddRefs(parent));
|
|
return !!parent;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::IsBeingDestroyed(bool* aDoomed)
|
|
{
|
|
NS_ENSURE_ARG(aDoomed);
|
|
*aDoomed = mIsBeingDestroyed;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetIsExecutingOnLoadHandler(bool* aResult)
|
|
{
|
|
NS_ENSURE_ARG(aResult);
|
|
*aResult = mIsExecutingOnLoadHandler;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetLayoutHistoryState(nsILayoutHistoryState** aLayoutHistoryState)
|
|
{
|
|
if (mOSHE) {
|
|
mOSHE->GetLayoutHistoryState(aLayoutHistoryState);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetLayoutHistoryState(nsILayoutHistoryState* aLayoutHistoryState)
|
|
{
|
|
if (mOSHE) {
|
|
mOSHE->SetLayoutHistoryState(aLayoutHistoryState);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsRefreshTimer::nsRefreshTimer()
|
|
: mDelay(0), mRepeat(false), mMetaRefresh(false)
|
|
{
|
|
}
|
|
|
|
nsRefreshTimer::~nsRefreshTimer()
|
|
{
|
|
}
|
|
|
|
NS_IMPL_ADDREF(nsRefreshTimer)
|
|
NS_IMPL_RELEASE(nsRefreshTimer)
|
|
|
|
NS_INTERFACE_MAP_BEGIN(nsRefreshTimer)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsITimerCallback)
|
|
NS_INTERFACE_MAP_ENTRY(nsITimerCallback)
|
|
NS_INTERFACE_MAP_END_THREADSAFE
|
|
|
|
NS_IMETHODIMP
|
|
nsRefreshTimer::Notify(nsITimer* aTimer)
|
|
{
|
|
NS_ASSERTION(mDocShell, "DocShell is somehow null");
|
|
|
|
if (mDocShell && aTimer) {
|
|
// Get the delay count to determine load type
|
|
uint32_t delay = 0;
|
|
aTimer->GetDelay(&delay);
|
|
mDocShell->ForceRefreshURIFromTimer(mURI, delay, mMetaRefresh, aTimer, mPrincipal);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsDocShell::InterfaceRequestorProxy::InterfaceRequestorProxy(
|
|
nsIInterfaceRequestor* aRequestor)
|
|
{
|
|
if (aRequestor) {
|
|
mWeakPtr = do_GetWeakReference(aRequestor);
|
|
}
|
|
}
|
|
|
|
nsDocShell::InterfaceRequestorProxy::~InterfaceRequestorProxy()
|
|
{
|
|
mWeakPtr = nullptr;
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS(nsDocShell::InterfaceRequestorProxy, nsIInterfaceRequestor)
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::InterfaceRequestorProxy::GetInterface(const nsIID& aIID,
|
|
void** aSink)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aSink);
|
|
nsCOMPtr<nsIInterfaceRequestor> ifReq = do_QueryReferent(mWeakPtr);
|
|
if (ifReq) {
|
|
return ifReq->GetInterface(aIID, aSink);
|
|
}
|
|
*aSink = nullptr;
|
|
return NS_NOINTERFACE;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::SetBaseUrlForWyciwyg(nsIContentViewer* aContentViewer)
|
|
{
|
|
if (!aContentViewer) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> baseURI;
|
|
nsresult rv = NS_ERROR_NOT_AVAILABLE;
|
|
|
|
if (sURIFixup) {
|
|
rv = sURIFixup->CreateExposableURI(mCurrentURI, getter_AddRefs(baseURI));
|
|
}
|
|
|
|
// Get the current document and set the base uri
|
|
if (baseURI) {
|
|
nsIDocument* document = aContentViewer->GetDocument();
|
|
if (document) {
|
|
rv = document->SetBaseURI(baseURI);
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsIAuthPromptProvider
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAuthPrompt(uint32_t aPromptReason, const nsIID& aIID,
|
|
void** aResult)
|
|
{
|
|
// a priority prompt request will override a false mAllowAuth setting
|
|
bool priorityPrompt = (aPromptReason == PROMPT_PROXY);
|
|
|
|
if (!mAllowAuth && !priorityPrompt) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
// we're either allowing auth, or it's a proxy request
|
|
nsresult rv;
|
|
nsCOMPtr<nsIPromptFactory> wwatch =
|
|
do_GetService(NS_WINDOWWATCHER_CONTRACTID, &rv);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = EnsureScriptEnvironment();
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Get the an auth prompter for our window so that the parenting
|
|
// of the dialogs works as it should when using tabs.
|
|
|
|
return wwatch->GetPrompt(mScriptGlobal, aIID,
|
|
reinterpret_cast<void**>(aResult));
|
|
}
|
|
|
|
//*****************************************************************************
|
|
// nsDocShell::nsILoadContext
|
|
//*****************************************************************************
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAssociatedWindow(nsIDOMWindow** aWindow)
|
|
{
|
|
CallGetInterface(this, aWindow);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetTopWindow(nsIDOMWindow** aWindow)
|
|
{
|
|
nsCOMPtr<nsPIDOMWindow> win = GetWindow();
|
|
if (win) {
|
|
win = win->GetTop();
|
|
}
|
|
win.forget(aWindow);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetTopFrameElement(nsIDOMElement** aElement)
|
|
{
|
|
*aElement = nullptr;
|
|
nsCOMPtr<nsPIDOMWindow> win = GetWindow();
|
|
if (!win) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindow> top = win->GetScriptableTop();
|
|
NS_ENSURE_TRUE(top, NS_ERROR_FAILURE);
|
|
|
|
// GetFrameElementInternal, /not/ GetScriptableFrameElement -- if |top| is
|
|
// inside <iframe mozbrowser>, we want to return the iframe, not null.
|
|
// And we want to cross the content/chrome boundary.
|
|
nsCOMPtr<nsIDOMElement> elt =
|
|
do_QueryInterface(top->GetFrameElementInternal());
|
|
elt.forget(aElement);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetNestedFrameId(uint64_t* aId)
|
|
{
|
|
*aId = 0;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::IsAppOfType(uint32_t aAppType, bool* aIsOfType)
|
|
{
|
|
RefPtr<nsDocShell> shell = this;
|
|
while (shell) {
|
|
uint32_t type;
|
|
shell->GetAppType(&type);
|
|
if (type == aAppType) {
|
|
*aIsOfType = true;
|
|
return NS_OK;
|
|
}
|
|
shell = shell->GetParentDocshell();
|
|
}
|
|
|
|
*aIsOfType = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetIsContent(bool* aIsContent)
|
|
{
|
|
*aIsContent = (mItemType == typeContent);
|
|
return NS_OK;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::IsOKToLoadURI(nsIURI* aURI)
|
|
{
|
|
NS_PRECONDITION(aURI, "Must have a URI!");
|
|
|
|
if (!mFiredUnloadEvent) {
|
|
return true;
|
|
}
|
|
|
|
if (!mLoadingURI) {
|
|
return false;
|
|
}
|
|
|
|
nsCOMPtr<nsIScriptSecurityManager> secMan =
|
|
do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID);
|
|
return secMan &&
|
|
NS_SUCCEEDED(secMan->CheckSameOriginURI(aURI, mLoadingURI, false));
|
|
}
|
|
|
|
//
|
|
// Routines for selection and clipboard
|
|
//
|
|
nsresult
|
|
nsDocShell::GetControllerForCommand(const char* aCommand,
|
|
nsIController** aResult)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aResult);
|
|
*aResult = nullptr;
|
|
|
|
NS_ENSURE_TRUE(mScriptGlobal, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsPIWindowRoot> root = mScriptGlobal->GetTopWindowRoot();
|
|
NS_ENSURE_TRUE(root, NS_ERROR_FAILURE);
|
|
|
|
return root->GetControllerForCommand(aCommand, aResult);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::IsCommandEnabled(const char* aCommand, bool* aResult)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aResult);
|
|
*aResult = false;
|
|
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIController> controller;
|
|
rv = GetControllerForCommand(aCommand, getter_AddRefs(controller));
|
|
if (controller) {
|
|
rv = controller->IsCommandEnabled(aCommand, aResult);
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::DoCommand(const char* aCommand)
|
|
{
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIController> controller;
|
|
rv = GetControllerForCommand(aCommand, getter_AddRefs(controller));
|
|
if (controller) {
|
|
rv = controller->DoCommand(aCommand);
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsDocShell::EnsureCommandHandler()
|
|
{
|
|
if (!mCommandManager) {
|
|
nsCOMPtr<nsPICommandUpdater> commandUpdater =
|
|
do_CreateInstance("@mozilla.org/embedcomp/command-manager;1");
|
|
if (!commandUpdater) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMWindow> domWindow = GetWindow();
|
|
nsresult rv = commandUpdater->Init(domWindow);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mCommandManager = do_QueryInterface(commandUpdater);
|
|
}
|
|
}
|
|
|
|
return mCommandManager ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CanCutSelection(bool* aResult)
|
|
{
|
|
return IsCommandEnabled("cmd_cut", aResult);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CanCopySelection(bool* aResult)
|
|
{
|
|
return IsCommandEnabled("cmd_copy", aResult);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CanCopyLinkLocation(bool* aResult)
|
|
{
|
|
return IsCommandEnabled("cmd_copyLink", aResult);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CanCopyImageLocation(bool* aResult)
|
|
{
|
|
return IsCommandEnabled("cmd_copyImageLocation", aResult);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CanCopyImageContents(bool* aResult)
|
|
{
|
|
return IsCommandEnabled("cmd_copyImageContents", aResult);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CanPaste(bool* aResult)
|
|
{
|
|
return IsCommandEnabled("cmd_paste", aResult);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CutSelection(void)
|
|
{
|
|
return DoCommand("cmd_cut");
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CopySelection(void)
|
|
{
|
|
return DoCommand("cmd_copy");
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CopyLinkLocation(void)
|
|
{
|
|
return DoCommand("cmd_copyLink");
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CopyImageLocation(void)
|
|
{
|
|
return DoCommand("cmd_copyImageLocation");
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::CopyImageContents(void)
|
|
{
|
|
return DoCommand("cmd_copyImageContents");
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::Paste(void)
|
|
{
|
|
return DoCommand("cmd_paste");
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SelectAll(void)
|
|
{
|
|
return DoCommand("cmd_selectAll");
|
|
}
|
|
|
|
//
|
|
// SelectNone
|
|
//
|
|
// Collapses the current selection, insertion point ends up at beginning
|
|
// of previous selection.
|
|
//
|
|
NS_IMETHODIMP
|
|
nsDocShell::SelectNone(void)
|
|
{
|
|
return DoCommand("cmd_selectNone");
|
|
}
|
|
|
|
// link handling
|
|
|
|
class OnLinkClickEvent : public nsRunnable
|
|
{
|
|
public:
|
|
OnLinkClickEvent(nsDocShell* aHandler, nsIContent* aContent,
|
|
nsIURI* aURI,
|
|
const char16_t* aTargetSpec,
|
|
const nsAString& aFileName,
|
|
nsIInputStream* aPostDataStream,
|
|
nsIInputStream* aHeadersDataStream,
|
|
bool aIsTrusted);
|
|
|
|
NS_IMETHOD Run()
|
|
{
|
|
nsAutoPopupStatePusher popupStatePusher(mPopupState);
|
|
|
|
AutoJSAPI jsapi;
|
|
if (mIsTrusted || jsapi.Init(mContent->OwnerDoc()->GetScopeObject())) {
|
|
mHandler->OnLinkClickSync(mContent, mURI,
|
|
mTargetSpec.get(), mFileName,
|
|
mPostDataStream, mHeadersDataStream,
|
|
nullptr, nullptr);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
RefPtr<nsDocShell> mHandler;
|
|
nsCOMPtr<nsIURI> mURI;
|
|
nsString mTargetSpec;
|
|
nsString mFileName;
|
|
nsCOMPtr<nsIInputStream> mPostDataStream;
|
|
nsCOMPtr<nsIInputStream> mHeadersDataStream;
|
|
nsCOMPtr<nsIContent> mContent;
|
|
PopupControlState mPopupState;
|
|
bool mIsTrusted;
|
|
};
|
|
|
|
OnLinkClickEvent::OnLinkClickEvent(nsDocShell* aHandler,
|
|
nsIContent* aContent,
|
|
nsIURI* aURI,
|
|
const char16_t* aTargetSpec,
|
|
const nsAString& aFileName,
|
|
nsIInputStream* aPostDataStream,
|
|
nsIInputStream* aHeadersDataStream,
|
|
bool aIsTrusted)
|
|
: mHandler(aHandler)
|
|
, mURI(aURI)
|
|
, mTargetSpec(aTargetSpec)
|
|
, mFileName(aFileName)
|
|
, mPostDataStream(aPostDataStream)
|
|
, mHeadersDataStream(aHeadersDataStream)
|
|
, mContent(aContent)
|
|
, mPopupState(mHandler->mScriptGlobal->GetPopupControlState())
|
|
, mIsTrusted(aIsTrusted)
|
|
{
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::OnLinkClick(nsIContent* aContent,
|
|
nsIURI* aURI,
|
|
const char16_t* aTargetSpec,
|
|
const nsAString& aFileName,
|
|
nsIInputStream* aPostDataStream,
|
|
nsIInputStream* aHeadersDataStream,
|
|
bool aIsTrusted)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "wrong thread");
|
|
|
|
if (!IsNavigationAllowed() || !IsOKToLoadURI(aURI)) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// On history navigation through Back/Forward buttons, don't execute
|
|
// automatic JavaScript redirection such as |anchorElement.click()| or
|
|
// |formElement.submit()|.
|
|
//
|
|
// XXX |formElement.submit()| bypasses this checkpoint because it calls
|
|
// nsDocShell::OnLinkClickSync(...) instead.
|
|
if (ShouldBlockLoadingForBackButton()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (aContent->IsEditable()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
nsAutoString target;
|
|
|
|
nsCOMPtr<nsIWebBrowserChrome3> browserChrome3 = do_GetInterface(mTreeOwner);
|
|
if (browserChrome3) {
|
|
nsCOMPtr<nsIDOMNode> linkNode = do_QueryInterface(aContent);
|
|
nsAutoString oldTarget(aTargetSpec);
|
|
rv = browserChrome3->OnBeforeLinkTraversal(oldTarget, aURI,
|
|
linkNode, mIsAppTab, target);
|
|
}
|
|
|
|
if (NS_FAILED(rv)) {
|
|
target = aTargetSpec;
|
|
}
|
|
|
|
nsCOMPtr<nsIRunnable> ev =
|
|
new OnLinkClickEvent(this, aContent, aURI, target.get(), aFileName,
|
|
aPostDataStream, aHeadersDataStream, aIsTrusted);
|
|
return NS_DispatchToCurrentThread(ev);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::OnLinkClickSync(nsIContent* aContent,
|
|
nsIURI* aURI,
|
|
const char16_t* aTargetSpec,
|
|
const nsAString& aFileName,
|
|
nsIInputStream* aPostDataStream,
|
|
nsIInputStream* aHeadersDataStream,
|
|
nsIDocShell** aDocShell,
|
|
nsIRequest** aRequest)
|
|
{
|
|
// Initialize the DocShell / Request
|
|
if (aDocShell) {
|
|
*aDocShell = nullptr;
|
|
}
|
|
if (aRequest) {
|
|
*aRequest = nullptr;
|
|
}
|
|
|
|
if (!IsNavigationAllowed() || !IsOKToLoadURI(aURI)) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// XXX When the linking node was HTMLFormElement, it is synchronous event.
|
|
// That is, the caller of this method is not |OnLinkClickEvent::Run()|
|
|
// but |HTMLFormElement::SubmitSubmission(...)|.
|
|
if (aContent->IsHTMLElement(nsGkAtoms::form) &&
|
|
ShouldBlockLoadingForBackButton()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (aContent->IsEditable()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
{
|
|
// defer to an external protocol handler if necessary...
|
|
nsCOMPtr<nsIExternalProtocolService> extProtService =
|
|
do_GetService(NS_EXTERNALPROTOCOLSERVICE_CONTRACTID);
|
|
if (extProtService) {
|
|
nsAutoCString scheme;
|
|
aURI->GetScheme(scheme);
|
|
if (!scheme.IsEmpty()) {
|
|
// if the URL scheme does not correspond to an exposed protocol, then we
|
|
// need to hand this link click over to the external protocol handler.
|
|
bool isExposed;
|
|
nsresult rv =
|
|
extProtService->IsExposedProtocol(scheme.get(), &isExposed);
|
|
if (NS_SUCCEEDED(rv) && !isExposed) {
|
|
return extProtService->LoadURI(aURI, this);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
uint32_t flags = INTERNAL_LOAD_FLAGS_NONE;
|
|
if (IsElementAnchor(aContent)) {
|
|
MOZ_ASSERT(aContent->IsHTMLElement());
|
|
nsAutoString referrer;
|
|
aContent->GetAttr(kNameSpaceID_None, nsGkAtoms::rel, referrer);
|
|
nsWhitespaceTokenizerTemplate<nsContentUtils::IsHTMLWhitespace> tok(referrer);
|
|
while (tok.hasMoreTokens()) {
|
|
if (tok.nextToken().LowerCaseEqualsLiteral("noreferrer")) {
|
|
flags |= INTERNAL_LOAD_FLAGS_DONT_SEND_REFERRER |
|
|
INTERNAL_LOAD_FLAGS_NO_OPENER;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Get the owner document of the link that was clicked, this will be
|
|
// the document that the link is in, or the last document that the
|
|
// link was in. From that document, we'll get the URI to use as the
|
|
// referer, since the current URI in this docshell may be a
|
|
// new document that we're in the process of loading.
|
|
nsCOMPtr<nsIDocument> refererDoc = aContent->OwnerDoc();
|
|
NS_ENSURE_TRUE(refererDoc, NS_ERROR_UNEXPECTED);
|
|
|
|
// Now check that the refererDoc's inner window is the current inner
|
|
// window for mScriptGlobal. If it's not, then we don't want to
|
|
// follow this link.
|
|
nsPIDOMWindow* refererInner = refererDoc->GetInnerWindow();
|
|
NS_ENSURE_TRUE(refererInner, NS_ERROR_UNEXPECTED);
|
|
if (!mScriptGlobal ||
|
|
mScriptGlobal->GetCurrentInnerWindow() != refererInner) {
|
|
// We're no longer the current inner window
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIURI> referer = refererDoc->GetDocumentURI();
|
|
uint32_t refererPolicy = refererDoc->GetReferrerPolicy();
|
|
|
|
// get referrer attribute from clicked link and parse it
|
|
// if per element referrer is enabled, the element referrer overrules
|
|
// the document wide referrer
|
|
if (IsElementAnchor(aContent)) {
|
|
net::ReferrerPolicy refPolEnum = aContent->AsElement()->GetReferrerPolicyAsEnum();
|
|
if (refPolEnum != net::RP_Unset) {
|
|
refererPolicy = refPolEnum;
|
|
}
|
|
}
|
|
|
|
// referer could be null here in some odd cases, but that's ok,
|
|
// we'll just load the link w/o sending a referer in those cases.
|
|
|
|
nsAutoString target(aTargetSpec);
|
|
|
|
// If this is an anchor element, grab its type property to use as a hint
|
|
nsAutoString typeHint;
|
|
nsCOMPtr<nsIDOMHTMLAnchorElement> anchor(do_QueryInterface(aContent));
|
|
if (anchor) {
|
|
anchor->GetType(typeHint);
|
|
NS_ConvertUTF16toUTF8 utf8Hint(typeHint);
|
|
nsAutoCString type, dummy;
|
|
NS_ParseRequestContentType(utf8Hint, type, dummy);
|
|
CopyUTF8toUTF16(type, typeHint);
|
|
}
|
|
|
|
// Clone the URI now, in case a content policy or something messes
|
|
// with it under InternalLoad; we do _not_ want to change the URI
|
|
// our caller passed in.
|
|
nsCOMPtr<nsIURI> clonedURI;
|
|
aURI->Clone(getter_AddRefs(clonedURI));
|
|
if (!clonedURI) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
nsresult rv = InternalLoad(clonedURI, // New URI
|
|
nullptr, // Original URI
|
|
false, // LoadReplace
|
|
referer, // Referer URI
|
|
refererPolicy, // Referer policy
|
|
aContent->NodePrincipal(), // Owner is our node's
|
|
// principal
|
|
flags,
|
|
target.get(), // Window target
|
|
NS_LossyConvertUTF16toASCII(typeHint).get(),
|
|
aFileName, // Download as file
|
|
aPostDataStream, // Post data stream
|
|
aHeadersDataStream, // Headers stream
|
|
LOAD_LINK, // Load type
|
|
nullptr, // No SHEntry
|
|
true, // first party site
|
|
NullString(), // No srcdoc
|
|
this, // We are the source
|
|
nullptr, // baseURI not needed
|
|
aDocShell, // DocShell out-param
|
|
aRequest); // Request out-param
|
|
if (NS_SUCCEEDED(rv)) {
|
|
DispatchPings(this, aContent, aURI, referer, refererPolicy);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::OnOverLink(nsIContent* aContent,
|
|
nsIURI* aURI,
|
|
const char16_t* aTargetSpec)
|
|
{
|
|
if (aContent->IsEditable()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIWebBrowserChrome2> browserChrome2 = do_GetInterface(mTreeOwner);
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIWebBrowserChrome> browserChrome;
|
|
if (!browserChrome2) {
|
|
browserChrome = do_GetInterface(mTreeOwner);
|
|
if (!browserChrome) {
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
nsCOMPtr<nsITextToSubURI> textToSubURI =
|
|
do_GetService(NS_ITEXTTOSUBURI_CONTRACTID, &rv);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
// use url origin charset to unescape the URL
|
|
nsAutoCString charset;
|
|
rv = aURI->GetOriginCharset(charset);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsAutoCString spec;
|
|
rv = aURI->GetSpec(spec);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsAutoString uStr;
|
|
rv = textToSubURI->UnEscapeURIForUI(charset, spec, uStr);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
mozilla::net::PredictorPredict(aURI, mCurrentURI,
|
|
nsINetworkPredictor::PREDICT_LINK,
|
|
this, nullptr);
|
|
|
|
if (browserChrome2) {
|
|
nsCOMPtr<nsIDOMElement> element = do_QueryInterface(aContent);
|
|
rv = browserChrome2->SetStatusWithContext(nsIWebBrowserChrome::STATUS_LINK,
|
|
uStr, element);
|
|
} else {
|
|
rv = browserChrome->SetStatus(nsIWebBrowserChrome::STATUS_LINK, uStr.get());
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::OnLeaveLink()
|
|
{
|
|
nsCOMPtr<nsIWebBrowserChrome> browserChrome(do_GetInterface(mTreeOwner));
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
|
|
if (browserChrome) {
|
|
rv = browserChrome->SetStatus(nsIWebBrowserChrome::STATUS_LINK,
|
|
EmptyString().get());
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::ShouldBlockLoadingForBackButton()
|
|
{
|
|
if (!(mLoadType & LOAD_CMD_HISTORY) ||
|
|
EventStateManager::IsHandlingUserInput() ||
|
|
!Preferences::GetBool("accessibility.blockjsredirection")) {
|
|
return false;
|
|
}
|
|
|
|
bool canGoForward = false;
|
|
GetCanGoForward(&canGoForward);
|
|
return canGoForward;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::PluginsAllowedInCurrentDoc()
|
|
{
|
|
bool pluginsAllowed = false;
|
|
|
|
if (!mContentViewer) {
|
|
return false;
|
|
}
|
|
|
|
nsIDocument* doc = mContentViewer->GetDocument();
|
|
if (!doc) {
|
|
return false;
|
|
}
|
|
|
|
doc->GetAllowPlugins(&pluginsAllowed);
|
|
return pluginsAllowed;
|
|
}
|
|
|
|
//----------------------------------------------------------------------
|
|
// Web Shell Services API
|
|
|
|
// This functions is only called when a new charset is detected in loading a
|
|
// document. Its name should be changed to "CharsetReloadDocument"
|
|
NS_IMETHODIMP
|
|
nsDocShell::ReloadDocument(const char* aCharset, int32_t aSource)
|
|
{
|
|
// XXX hack. keep the aCharset and aSource wait to pick it up
|
|
nsCOMPtr<nsIContentViewer> cv;
|
|
NS_ENSURE_SUCCESS(GetContentViewer(getter_AddRefs(cv)), NS_ERROR_FAILURE);
|
|
if (cv) {
|
|
int32_t hint;
|
|
cv->GetHintCharacterSetSource(&hint);
|
|
if (aSource > hint) {
|
|
nsCString charset(aCharset);
|
|
cv->SetHintCharacterSet(charset);
|
|
cv->SetHintCharacterSetSource(aSource);
|
|
if (eCharsetReloadRequested != mCharsetReloadState) {
|
|
mCharsetReloadState = eCharsetReloadRequested;
|
|
return Reload(LOAD_FLAGS_CHARSET_CHANGE);
|
|
}
|
|
}
|
|
}
|
|
// return failure if this request is not accepted due to mCharsetReloadState
|
|
return NS_ERROR_DOCSHELL_REQUEST_REJECTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::StopDocumentLoad(void)
|
|
{
|
|
if (eCharsetReloadRequested != mCharsetReloadState) {
|
|
Stop(nsIWebNavigation::STOP_ALL);
|
|
return NS_OK;
|
|
}
|
|
// return failer if this request is not accepted due to mCharsetReloadState
|
|
return NS_ERROR_DOCSHELL_REQUEST_REJECTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetPrintPreview(nsIWebBrowserPrint** aPrintPreview)
|
|
{
|
|
*aPrintPreview = nullptr;
|
|
#if NS_PRINT_PREVIEW
|
|
nsCOMPtr<nsIDocumentViewerPrint> print = do_QueryInterface(mContentViewer);
|
|
if (!print || !print->IsInitializedForPrintPreview()) {
|
|
Stop(nsIWebNavigation::STOP_ALL);
|
|
nsCOMPtr<nsIPrincipal> principal = nsNullPrincipal::Create();
|
|
NS_ENSURE_STATE(principal);
|
|
nsresult rv = CreateAboutBlankContentViewer(principal, nullptr);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
print = do_QueryInterface(mContentViewer);
|
|
NS_ENSURE_STATE(print);
|
|
print->InitializeForPrintPreview();
|
|
}
|
|
nsCOMPtr<nsIWebBrowserPrint> result = do_QueryInterface(print);
|
|
result.forget(aPrintPreview);
|
|
return NS_OK;
|
|
#else
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
#endif
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
unsigned long nsDocShell::gNumberOfDocShells = 0;
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetCanExecuteScripts(bool* aResult)
|
|
{
|
|
*aResult = mCanExecuteScripts;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetIsApp(uint32_t aOwnAppId)
|
|
{
|
|
mOwnOrContainingAppId = aOwnAppId;
|
|
if (aOwnAppId != nsIScriptSecurityManager::NO_APP_ID &&
|
|
aOwnAppId != nsIScriptSecurityManager::UNKNOWN_APP_ID) {
|
|
mFrameType = eFrameTypeApp;
|
|
} else {
|
|
mFrameType = eFrameTypeRegular;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetIsBrowserInsideApp(uint32_t aContainingAppId)
|
|
{
|
|
mOwnOrContainingAppId = aContainingAppId;
|
|
mFrameType = eFrameTypeBrowser;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetIsSignedPackage(const nsAString& aSignedPkg)
|
|
{
|
|
mSignedPkg = aSignedPkg;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetUserContextId(uint32_t aUserContextId)
|
|
{
|
|
mUserContextId = aUserContextId;
|
|
return NS_OK;
|
|
}
|
|
|
|
/* [infallible] */ NS_IMETHODIMP
|
|
nsDocShell::GetIsBrowserElement(bool* aIsBrowser)
|
|
{
|
|
*aIsBrowser = (mFrameType == eFrameTypeBrowser);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* [infallible] */ NS_IMETHODIMP
|
|
nsDocShell::GetIsApp(bool* aIsApp)
|
|
{
|
|
*aIsApp = (mFrameType == eFrameTypeApp);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* [infallible] */ NS_IMETHODIMP
|
|
nsDocShell::GetIsBrowserOrApp(bool* aIsBrowserOrApp)
|
|
{
|
|
switch (mFrameType) {
|
|
case eFrameTypeRegular:
|
|
*aIsBrowserOrApp = false;
|
|
break;
|
|
case eFrameTypeBrowser:
|
|
case eFrameTypeApp:
|
|
*aIsBrowserOrApp = true;
|
|
break;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsDocShell::FrameType
|
|
nsDocShell::GetInheritedFrameType()
|
|
{
|
|
if (mFrameType != eFrameTypeRegular) {
|
|
return mFrameType;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> parentAsItem;
|
|
GetSameTypeParent(getter_AddRefs(parentAsItem));
|
|
|
|
nsCOMPtr<nsIDocShell> parent = do_QueryInterface(parentAsItem);
|
|
if (!parent) {
|
|
return eFrameTypeRegular;
|
|
}
|
|
|
|
return static_cast<nsDocShell*>(parent.get())->GetInheritedFrameType();
|
|
}
|
|
|
|
/* [infallible] */ NS_IMETHODIMP
|
|
nsDocShell::GetIsInBrowserElement(bool* aIsInBrowserElement)
|
|
{
|
|
*aIsInBrowserElement = (GetInheritedFrameType() == eFrameTypeBrowser);
|
|
return NS_OK;
|
|
}
|
|
|
|
/* [infallible] */ NS_IMETHODIMP
|
|
nsDocShell::GetIsInBrowserOrApp(bool* aIsInBrowserOrApp)
|
|
{
|
|
switch (GetInheritedFrameType()) {
|
|
case eFrameTypeRegular:
|
|
*aIsInBrowserOrApp = false;
|
|
break;
|
|
case eFrameTypeBrowser:
|
|
case eFrameTypeApp:
|
|
*aIsInBrowserOrApp = true;
|
|
break;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
/* [infallible] */ NS_IMETHODIMP
|
|
nsDocShell::GetAppId(uint32_t* aAppId)
|
|
{
|
|
if (mOwnOrContainingAppId != nsIScriptSecurityManager::UNKNOWN_APP_ID) {
|
|
*aAppId = mOwnOrContainingAppId;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShell> parent;
|
|
GetSameTypeParentIgnoreBrowserAndAppBoundaries(getter_AddRefs(parent));
|
|
|
|
if (!parent) {
|
|
*aAppId = nsIScriptSecurityManager::NO_APP_ID;
|
|
return NS_OK;
|
|
}
|
|
|
|
return parent->GetAppId(aAppId);
|
|
}
|
|
|
|
DocShellOriginAttributes
|
|
nsDocShell::GetOriginAttributes()
|
|
{
|
|
DocShellOriginAttributes attrs;
|
|
nsCOMPtr<nsIDocument> doc;
|
|
|
|
// It is possible to have a null document. If so, act as if we are
|
|
// the topmost docshell, since this usually occurs on shutdown.
|
|
RefPtr<nsDocShell> parent = GetParentDocshell();
|
|
if (MOZ_LIKELY(parent))
|
|
doc = parent->GetDocument();
|
|
if (MOZ_LIKELY(doc)) {
|
|
nsCOMPtr<nsIPrincipal> parentPrin = doc->NodePrincipal();
|
|
PrincipalOriginAttributes poa = BasePrincipal::Cast(parentPrin)->OriginAttributesRef();
|
|
attrs.InheritFromDocToChildDocShell(poa);
|
|
} else {
|
|
// This is the topmost docshell, so we get the mSignedPkg attribute if it is
|
|
// set before.
|
|
attrs.mSignedPkg = mSignedPkg;
|
|
}
|
|
|
|
if (mOwnOrContainingAppId != nsIScriptSecurityManager::UNKNOWN_APP_ID) {
|
|
attrs.mAppId = mOwnOrContainingAppId;
|
|
}
|
|
|
|
attrs.mUserContextId = mUserContextId;
|
|
|
|
if (mFrameType == eFrameTypeBrowser) {
|
|
attrs.mInBrowser = true;
|
|
}
|
|
|
|
return attrs;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetOriginAttributes(JS::MutableHandle<JS::Value> aVal)
|
|
{
|
|
JSContext* cx = nsContentUtils::GetCurrentJSContext();
|
|
MOZ_ASSERT(cx);
|
|
|
|
bool ok = ToJSValue(cx, GetOriginAttributes(), aVal);
|
|
NS_ENSURE_TRUE(ok, NS_ERROR_FAILURE);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAppManifestURL(nsAString& aAppManifestURL)
|
|
{
|
|
uint32_t appId = nsIDocShell::GetAppId();
|
|
if (appId != nsIScriptSecurityManager::NO_APP_ID &&
|
|
appId != nsIScriptSecurityManager::UNKNOWN_APP_ID) {
|
|
nsCOMPtr<nsIAppsService> appsService =
|
|
do_GetService(APPS_SERVICE_CONTRACTID);
|
|
NS_ASSERTION(appsService, "No AppsService available");
|
|
appsService->GetManifestURLByLocalId(appId, aAppManifestURL);
|
|
} else {
|
|
aAppManifestURL.SetLength(0);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetAsyncPanZoomEnabled(bool* aOut)
|
|
{
|
|
if (nsIPresShell* presShell = GetPresShell()) {
|
|
*aOut = presShell->AsyncPanZoomEnabled();
|
|
return NS_OK;
|
|
}
|
|
|
|
// If we don't have a presShell, fall back to the default platform value of
|
|
// whether or not APZ is enabled.
|
|
*aOut = gfxPlatform::AsyncPanZoomEnabled();
|
|
return NS_OK;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::HasUnloadedParent()
|
|
{
|
|
RefPtr<nsDocShell> parent = GetParentDocshell();
|
|
while (parent) {
|
|
bool inUnload = false;
|
|
parent->GetIsInUnload(&inUnload);
|
|
if (inUnload) {
|
|
return true;
|
|
}
|
|
parent = parent->GetParentDocshell();
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::IsInvisible()
|
|
{
|
|
return mInvisible;
|
|
}
|
|
|
|
void
|
|
nsDocShell::SetInvisible(bool aInvisible)
|
|
{
|
|
mInvisible = aInvisible;
|
|
}
|
|
|
|
void
|
|
nsDocShell::SetOpener(nsITabParent* aOpener)
|
|
{
|
|
mOpener = do_GetWeakReference(aOpener);
|
|
}
|
|
|
|
nsITabParent*
|
|
nsDocShell::GetOpener()
|
|
{
|
|
nsCOMPtr<nsITabParent> opener(do_QueryReferent(mOpener));
|
|
return opener;
|
|
}
|
|
|
|
void
|
|
nsDocShell::NotifyJSRunToCompletionStart(const char* aReason,
|
|
const char16_t* aFunctionName,
|
|
const char16_t* aFilename,
|
|
const uint32_t aLineNumber,
|
|
JS::Handle<JS::Value> aAsyncStack,
|
|
JS::Handle<JS::Value> aAsyncCause)
|
|
{
|
|
// If first start, mark interval start.
|
|
if (mJSRunToCompletionDepth == 0) {
|
|
RefPtr<TimelineConsumers> timelines = TimelineConsumers::Get();
|
|
if (timelines && timelines->HasConsumer(this)) {
|
|
timelines->AddMarkerForDocShell(this, Move(
|
|
MakeUnique<JavascriptTimelineMarker>(
|
|
aReason, aFunctionName, aFilename, aLineNumber, MarkerTracingType::START,
|
|
aAsyncStack, aAsyncCause)));
|
|
}
|
|
}
|
|
|
|
mJSRunToCompletionDepth++;
|
|
}
|
|
|
|
void
|
|
nsDocShell::NotifyJSRunToCompletionStop()
|
|
{
|
|
mJSRunToCompletionDepth--;
|
|
|
|
// If last stop, mark interval end.
|
|
if (mJSRunToCompletionDepth == 0) {
|
|
RefPtr<TimelineConsumers> timelines = TimelineConsumers::Get();
|
|
if (timelines && timelines->HasConsumer(this)) {
|
|
timelines->AddMarkerForDocShell(this, "Javascript", MarkerTracingType::END);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsDocShell::MaybeNotifyKeywordSearchLoading(const nsString& aProvider,
|
|
const nsString& aKeyword)
|
|
{
|
|
if (aProvider.IsEmpty()) {
|
|
return;
|
|
}
|
|
|
|
if (XRE_IsContentProcess()) {
|
|
dom::ContentChild* contentChild = dom::ContentChild::GetSingleton();
|
|
if (contentChild) {
|
|
contentChild->SendNotifyKeywordSearchLoading(aProvider, aKeyword);
|
|
}
|
|
return;
|
|
}
|
|
|
|
#ifdef MOZ_TOOLKIT_SEARCH
|
|
nsCOMPtr<nsIBrowserSearchService> searchSvc =
|
|
do_GetService("@mozilla.org/browser/search-service;1");
|
|
if (searchSvc) {
|
|
nsCOMPtr<nsISearchEngine> searchEngine;
|
|
searchSvc->GetEngineByName(aProvider, getter_AddRefs(searchEngine));
|
|
if (searchEngine) {
|
|
nsCOMPtr<nsIObserverService> obsSvc = services::GetObserverService();
|
|
if (obsSvc) {
|
|
// Note that "keyword-search" refers to a search via the url
|
|
// bar, not a bookmarks keyword search.
|
|
obsSvc->NotifyObservers(searchEngine, "keyword-search", aKeyword.get());
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::ShouldPrepareForIntercept(nsIURI* aURI, bool aIsNonSubresourceRequest,
|
|
bool* aShouldIntercept)
|
|
{
|
|
*aShouldIntercept = false;
|
|
// Preffed off.
|
|
if (!nsContentUtils::ServiceWorkerInterceptionEnabled()) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// No in private browsing
|
|
if (mInPrivateBrowsing) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (mSandboxFlags) {
|
|
// If we're sandboxed, don't intercept.
|
|
return NS_OK;
|
|
}
|
|
|
|
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
|
|
if (!swm) {
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult result;
|
|
nsCOMPtr<mozIThirdPartyUtil> thirdPartyUtil =
|
|
do_GetService(THIRDPARTYUTIL_CONTRACTID, &result);
|
|
NS_ENSURE_SUCCESS(result, result);
|
|
|
|
if (mCurrentURI &&
|
|
nsContentUtils::CookiesBehavior() == nsICookieService::BEHAVIOR_REJECT_FOREIGN) {
|
|
nsAutoCString uriSpec;
|
|
mCurrentURI->GetSpec(uriSpec);
|
|
if (!(uriSpec.EqualsLiteral("about:blank"))) {
|
|
// Reject the interception of third-party iframes if the cookie behaviour
|
|
// is set to reject all third-party cookies (1). In case that this pref
|
|
// is not set or can't be read, we default to allow all cookies (0) as
|
|
// this is the default value in all.js.
|
|
bool isThirdPartyURI = true;
|
|
result = thirdPartyUtil->IsThirdPartyURI(mCurrentURI, aURI,
|
|
&isThirdPartyURI);
|
|
if (NS_FAILED(result)) {
|
|
return result;
|
|
}
|
|
|
|
if (isThirdPartyURI) {
|
|
return NS_OK;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (aIsNonSubresourceRequest) {
|
|
PrincipalOriginAttributes attrs;
|
|
attrs.InheritFromDocShellToDoc(GetOriginAttributes(), aURI);
|
|
*aShouldIntercept = swm->IsAvailable(attrs, aURI);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocument> doc = GetDocument();
|
|
if (!doc) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
|
|
ErrorResult rv;
|
|
*aShouldIntercept = swm->IsControlled(doc, rv);
|
|
if (NS_WARN_IF(rv.Failed())) {
|
|
return rv.StealNSResult();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
namespace {
|
|
|
|
class FetchEventDispatcher final : public nsIFetchEventDispatcher
|
|
{
|
|
public:
|
|
FetchEventDispatcher(nsIInterceptedChannel* aChannel,
|
|
nsIRunnable* aContinueRunnable)
|
|
: mChannel(aChannel)
|
|
, mContinueRunnable(aContinueRunnable)
|
|
{
|
|
}
|
|
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIFETCHEVENTDISPATCHER
|
|
|
|
private:
|
|
~FetchEventDispatcher()
|
|
{
|
|
}
|
|
|
|
nsCOMPtr<nsIInterceptedChannel> mChannel;
|
|
nsCOMPtr<nsIRunnable> mContinueRunnable;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS(FetchEventDispatcher, nsIFetchEventDispatcher)
|
|
|
|
NS_IMETHODIMP
|
|
FetchEventDispatcher::Dispatch()
|
|
{
|
|
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
|
|
if (!swm) {
|
|
mChannel->Cancel(NS_ERROR_INTERCEPTION_FAILED);
|
|
return NS_OK;
|
|
}
|
|
|
|
ErrorResult error;
|
|
swm->DispatchPreparedFetchEvent(mChannel, mContinueRunnable, error);
|
|
if (NS_WARN_IF(error.Failed())) {
|
|
return error.StealNSResult();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::ChannelIntercepted(nsIInterceptedChannel* aChannel,
|
|
nsIFetchEventDispatcher** aFetchDispatcher)
|
|
{
|
|
RefPtr<ServiceWorkerManager> swm = ServiceWorkerManager::GetInstance();
|
|
if (!swm) {
|
|
aChannel->Cancel(NS_ERROR_INTERCEPTION_FAILED);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIChannel> channel;
|
|
nsresult rv = aChannel->GetChannel(getter_AddRefs(channel));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
nsCOMPtr<nsIDocument> doc;
|
|
|
|
bool isSubresourceLoad = !nsContentUtils::IsNonSubresourceRequest(channel);
|
|
if (isSubresourceLoad) {
|
|
doc = GetDocument();
|
|
if (!doc) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
} else {
|
|
// For top-level navigations, save a document ID which will be passed to
|
|
// the FetchEvent as the clientId later on.
|
|
rv = nsIDocument::GenerateDocumentId(mInterceptedDocumentId);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
bool isReload = mLoadType & LOAD_CMD_RELOAD;
|
|
|
|
nsCOMPtr<nsIURI> uri;
|
|
rv = channel->GetURI(getter_AddRefs(uri));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
PrincipalOriginAttributes attrs;
|
|
attrs.InheritFromDocShellToDoc(GetOriginAttributes(), uri);
|
|
|
|
ErrorResult error;
|
|
nsCOMPtr<nsIRunnable> runnable =
|
|
swm->PrepareFetchEvent(attrs, doc, mInterceptedDocumentId, aChannel,
|
|
isReload, isSubresourceLoad, error);
|
|
if (NS_WARN_IF(error.Failed())) {
|
|
return error.StealNSResult();
|
|
}
|
|
|
|
MOZ_ASSERT(runnable);
|
|
RefPtr<FetchEventDispatcher> dispatcher =
|
|
new FetchEventDispatcher(aChannel, runnable);
|
|
dispatcher.forget(aFetchDispatcher);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::SetPaymentRequestId(const nsAString& aPaymentRequestId)
|
|
{
|
|
mPaymentRequestId = aPaymentRequestId;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsString
|
|
nsDocShell::GetInheritedPaymentRequestId()
|
|
{
|
|
if (!mPaymentRequestId.IsEmpty()) {
|
|
return mPaymentRequestId;
|
|
}
|
|
|
|
nsCOMPtr<nsIDocShellTreeItem> parentAsItem;
|
|
GetSameTypeParent(getter_AddRefs(parentAsItem));
|
|
|
|
nsCOMPtr<nsIDocShell> parent = do_QueryInterface(parentAsItem);
|
|
if (!parent) {
|
|
return mPaymentRequestId;
|
|
}
|
|
return static_cast<nsDocShell*>(parent.get())->GetInheritedPaymentRequestId();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::GetPaymentRequestId(nsAString& aPaymentRequestId)
|
|
{
|
|
aPaymentRequestId = GetInheritedPaymentRequestId();
|
|
return NS_OK;
|
|
}
|
|
|
|
bool
|
|
nsDocShell::InFrameSwap()
|
|
{
|
|
RefPtr<nsDocShell> shell = this;
|
|
do {
|
|
if (shell->mInFrameSwap) {
|
|
return true;
|
|
}
|
|
shell = shell->GetParentDocshell();
|
|
} while (shell);
|
|
return false;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDocShell::IssueWarning(uint32_t aWarning, bool aAsError)
|
|
{
|
|
if (mContentViewer) {
|
|
nsCOMPtr<nsIDocument> doc = mContentViewer->GetDocument();
|
|
if (doc) {
|
|
doc->WarnOnceAbout(nsIDocument::DeprecatedOperations(aWarning), aAsError);
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|