93 lines
2.6 KiB
C++
93 lines
2.6 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 "mozilla/dom/FileSystemRequestParent.h"
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#include "CreateDirectoryTask.h"
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#include "CreateFileTask.h"
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#include "GetDirectoryListingTask.h"
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#include "GetFileOrDirectoryTask.h"
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#include "RemoveTask.h"
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#include "mozilla/AppProcessChecker.h"
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#include "mozilla/dom/FileSystemBase.h"
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namespace mozilla {
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namespace dom {
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FileSystemRequestParent::FileSystemRequestParent()
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{
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}
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FileSystemRequestParent::~FileSystemRequestParent()
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{
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}
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#define FILESYSTEM_REQUEST_PARENT_DISPATCH_ENTRY(name) \
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case FileSystemParams::TFileSystem##name##Params: { \
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const FileSystem##name##Params& p = aParams; \
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mFileSystem = FileSystemBase::FromString(p.filesystem()); \
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task = new name##Task(mFileSystem, p, this); \
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break; \
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}
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bool
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FileSystemRequestParent::Dispatch(ContentParent* aParent,
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const FileSystemParams& aParams)
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{
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MOZ_ASSERT(aParent, "aParent should not be null.");
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RefPtr<FileSystemTaskBase> task;
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switch (aParams.type()) {
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FILESYSTEM_REQUEST_PARENT_DISPATCH_ENTRY(CreateDirectory)
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FILESYSTEM_REQUEST_PARENT_DISPATCH_ENTRY(CreateFile)
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FILESYSTEM_REQUEST_PARENT_DISPATCH_ENTRY(GetDirectoryListing)
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FILESYSTEM_REQUEST_PARENT_DISPATCH_ENTRY(GetFileOrDirectory)
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FILESYSTEM_REQUEST_PARENT_DISPATCH_ENTRY(Remove)
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default: {
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NS_RUNTIMEABORT("not reached");
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break;
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}
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}
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if (NS_WARN_IF(!task || !mFileSystem)) {
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// Should never reach here.
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return false;
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}
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if (mFileSystem->RequiresPermissionChecks()) {
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// Check the content process permission.
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nsCString access;
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task->GetPermissionAccessType(access);
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nsAutoCString permissionName;
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permissionName = mFileSystem->GetPermission();
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permissionName.Append('-');
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permissionName.Append(access);
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if (!AssertAppProcessPermission(aParent, permissionName.get())) {
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return false;
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}
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}
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task->Start();
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return true;
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}
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void
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FileSystemRequestParent::ActorDestroy(ActorDestroyReason why)
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{
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if (!mFileSystem) {
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return;
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}
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mFileSystem->Shutdown();
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mFileSystem = nullptr;
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}
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} // namespace dom
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} // namespace mozilla
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