mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-06-08 05:29:36 +00:00
288 lines
9.8 KiB
C++
288 lines
9.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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// See also: docshell/base/nsAboutRedirector.cpp
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#include "AboutRedirector.h"
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#include "nsNetUtil.h"
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#include "nsIAboutNewTabService.h"
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#include "nsIChannel.h"
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#include "nsIURI.h"
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#include "nsIScriptSecurityManager.h"
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#include "nsIProtocolHandler.h"
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#include "mozilla/ArrayUtils.h"
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#include "nsDOMString.h"
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#include "nsServiceManagerUtils.h"
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namespace mozilla {
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namespace browser {
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NS_IMPL_ISUPPORTS(AboutRedirector, nsIAboutModule)
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struct RedirEntry {
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const char* id;
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const char* url;
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uint32_t flags;
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const char* idbOriginPostfix;
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};
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/*
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Entries which do not have URI_SAFE_FOR_UNTRUSTED_CONTENT will run with chrome
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privileges. This is potentially dangerous. Please use
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URI_SAFE_FOR_UNTRUSTED_CONTENT in the third argument to each map item below
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unless your about: page really needs chrome privileges. Security review is
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required before adding new map entries without
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URI_SAFE_FOR_UNTRUSTED_CONTENT. Also note, however, that adding
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URI_SAFE_FOR_UNTRUSTED_CONTENT will allow random web sites to link to that
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URI. If you want to prevent this, add MAKE_UNLINKABLE as well.
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*/
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static RedirEntry kRedirMap[] = {
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#ifdef MOZ_SAFE_BROWSING
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{ "blocked", "chrome://browser/content/blockedSite.xhtml",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::URI_CAN_LOAD_IN_CHILD |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT },
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#endif
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{ "certerror", "chrome://browser/content/certerror/aboutCertError.xhtml",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::URI_CAN_LOAD_IN_CHILD |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT },
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{ "socialerror", "chrome://browser/content/aboutSocialError.xhtml",
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT },
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{ "providerdirectory", "chrome://browser/content/aboutProviderDirectory.xhtml",
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT },
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{ "tabcrashed", "chrome://browser/content/aboutTabCrashed.xhtml",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT },
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{ "feeds", "chrome://browser/content/feeds/subscribe.xhtml",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT },
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{ "privatebrowsing", "chrome://browser/content/aboutPrivateBrowsing.xhtml",
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nsIAboutModule::URI_MUST_LOAD_IN_CHILD |
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nsIAboutModule::ALLOW_SCRIPT },
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{ "rights",
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"chrome://global/content/aboutRights.xhtml",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::ALLOW_SCRIPT },
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{ "robots", "chrome://browser/content/aboutRobots.xhtml",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::ALLOW_SCRIPT },
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{ "sessionrestore", "chrome://browser/content/aboutSessionRestore.xhtml",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "welcomeback", "chrome://browser/content/aboutWelcomeBack.xhtml",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "sync-tabs", "chrome://browser/content/sync/aboutSyncTabs.xul",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "home", "chrome://browser/content/abouthome/aboutHome.xhtml",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::URI_MUST_LOAD_IN_CHILD |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::ENABLE_INDEXED_DB },
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{ "newtab", "about:blank",
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nsIAboutModule::ALLOW_SCRIPT },
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#ifndef RELEASE_BUILD
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{ "remote-newtab", "chrome://browser/content/remote-newtab/newTab.xhtml",
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nsIAboutModule::URI_MUST_LOAD_IN_CHILD |
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nsIAboutModule::ALLOW_SCRIPT },
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#endif
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{ "preferences", "chrome://browser/content/preferences/in-content/preferences.xul",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "downloads", "chrome://browser/content/downloads/contentAreaDownloadsView.xul",
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nsIAboutModule::ALLOW_SCRIPT },
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#ifdef MOZ_SERVICES_HEALTHREPORT
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{ "healthreport", "chrome://browser/content/abouthealthreport/abouthealth.xhtml",
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nsIAboutModule::ALLOW_SCRIPT },
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#endif
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{ "accounts", "chrome://browser/content/aboutaccounts/aboutaccounts.xhtml",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "customizing", "chrome://browser/content/customizableui/aboutCustomizing.xul",
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nsIAboutModule::ALLOW_SCRIPT },
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{
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"debugging", "chrome://devtools/content/aboutdebugging/aboutdebugging.xhtml",
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nsIAboutModule::ALLOW_SCRIPT },
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{ "loopconversation", "chrome://loop/content/panels/conversation.html",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT |
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nsIAboutModule::ENABLE_INDEXED_DB },
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{ "looppanel", "chrome://loop/content/panels/panel.html",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT |
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nsIAboutModule::ENABLE_INDEXED_DB,
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// Shares an IndexedDB origin with about:loopconversation.
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"loopconversation" },
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{ "reader", "chrome://global/content/reader/aboutReader.html",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::URI_MUST_LOAD_IN_CHILD |
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nsIAboutModule::MAKE_UNLINKABLE |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT },
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{
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"pocket-saved", "chrome://browser/content/pocket/panels/saved.html",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT |
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nsIAboutModule::MAKE_UNLINKABLE },
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{
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"pocket-signup", "chrome://browser/content/pocket/panels/signup.html",
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nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
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nsIAboutModule::ALLOW_SCRIPT |
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nsIAboutModule::HIDE_FROM_ABOUTABOUT |
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nsIAboutModule::MAKE_UNLINKABLE },
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};
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static const int kRedirTotal = ArrayLength(kRedirMap);
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static nsAutoCString
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GetAboutModuleName(nsIURI *aURI)
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{
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nsAutoCString path;
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aURI->GetPath(path);
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int32_t f = path.FindChar('#');
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if (f >= 0)
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path.SetLength(f);
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f = path.FindChar('?');
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if (f >= 0)
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path.SetLength(f);
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ToLowerCase(path);
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return path;
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}
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NS_IMETHODIMP
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AboutRedirector::NewChannel(nsIURI* aURI,
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nsILoadInfo* aLoadInfo,
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nsIChannel** result)
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{
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NS_ENSURE_ARG_POINTER(aURI);
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NS_ASSERTION(result, "must not be null");
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nsAutoCString path = GetAboutModuleName(aURI);
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nsresult rv;
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nsCOMPtr<nsIIOService> ioService = do_GetIOService(&rv);
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NS_ENSURE_SUCCESS(rv, rv);
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for (int i = 0; i < kRedirTotal; i++) {
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if (!strcmp(path.get(), kRedirMap[i].id)) {
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nsAutoCString url;
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// check if about:newtab got overridden
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if (path.EqualsLiteral("newtab")) {
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nsCOMPtr<nsIAboutNewTabService> aboutNewTabService =
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do_GetService("@mozilla.org/browser/aboutnewtab-service;1", &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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bool overridden = false;
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rv = aboutNewTabService->GetOverridden(&overridden);
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NS_ENSURE_SUCCESS(rv, rv);
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if (overridden) {
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rv = aboutNewTabService->GetNewTabURL(url);
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NS_ENSURE_SUCCESS(rv, rv);
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}
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}
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// fall back to the specified url in the map
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if (url.IsEmpty()) {
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url.AssignASCII(kRedirMap[i].url);
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}
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nsCOMPtr<nsIChannel> tempChannel;
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nsCOMPtr<nsIURI> tempURI;
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rv = NS_NewURI(getter_AddRefs(tempURI), url);
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NS_ENSURE_SUCCESS(rv, rv);
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// If tempURI links to an external URI (i.e. something other than
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// chrome:// or resource://) then set the LOAD_REPLACE flag on the
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// channel which forces the channel owner to reflect the displayed
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// URL rather then being the systemPrincipal.
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bool isUIResource = false;
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rv = NS_URIChainHasFlags(tempURI, nsIProtocolHandler::URI_IS_UI_RESOURCE,
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&isUIResource);
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NS_ENSURE_SUCCESS(rv, rv);
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nsLoadFlags loadFlags =
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isUIResource ? static_cast<nsLoadFlags>(nsIChannel::LOAD_NORMAL)
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: static_cast<nsLoadFlags>(nsIChannel::LOAD_REPLACE);
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rv = NS_NewChannelInternal(getter_AddRefs(tempChannel),
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tempURI,
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aLoadInfo,
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nullptr, // aLoadGroup
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nullptr, // aCallbacks
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loadFlags);
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NS_ENSURE_SUCCESS(rv, rv);
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tempChannel->SetOriginalURI(aURI);
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NS_ADDREF(*result = tempChannel);
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return rv;
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}
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}
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return NS_ERROR_ILLEGAL_VALUE;
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}
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NS_IMETHODIMP
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AboutRedirector::GetURIFlags(nsIURI *aURI, uint32_t *result)
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{
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NS_ENSURE_ARG_POINTER(aURI);
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nsAutoCString name = GetAboutModuleName(aURI);
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for (int i = 0; i < kRedirTotal; i++) {
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if (name.Equals(kRedirMap[i].id)) {
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*result = kRedirMap[i].flags;
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return NS_OK;
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}
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}
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return NS_ERROR_ILLEGAL_VALUE;
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}
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NS_IMETHODIMP
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AboutRedirector::GetIndexedDBOriginPostfix(nsIURI *aURI, nsAString &result)
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{
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NS_ENSURE_ARG_POINTER(aURI);
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nsAutoCString name = GetAboutModuleName(aURI);
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for (int i = 0; i < kRedirTotal; i++) {
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if (name.Equals(kRedirMap[i].id)) {
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const char* postfix = kRedirMap[i].idbOriginPostfix;
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if (!postfix) {
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break;
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}
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result.AssignASCII(postfix);
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return NS_OK;
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}
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}
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SetDOMStringToNull(result);
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return NS_ERROR_ILLEGAL_VALUE;
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}
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nsresult
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AboutRedirector::Create(nsISupports *aOuter, REFNSIID aIID, void **result)
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{
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AboutRedirector* about = new AboutRedirector();
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if (about == nullptr)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(about);
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nsresult rv = about->QueryInterface(aIID, result);
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NS_RELEASE(about);
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return rv;
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}
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} // namespace browser
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} // namespace mozilla
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