mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-01 06:35:42 +00:00
3471 lines
99 KiB
C++
3471 lines
99 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 sw=2 et 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsDeviceStorage.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/DebugOnly.h"
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#include "mozilla/dom/ContentChild.h"
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#include "mozilla/dom/DeviceStorageBinding.h"
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#include "mozilla/dom/devicestorage/PDeviceStorageRequestChild.h"
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#include "mozilla/dom/ipc/Blob.h"
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#include "mozilla/dom/PBrowserChild.h"
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#include "mozilla/dom/PContentPermissionRequestChild.h"
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#include "mozilla/dom/PermissionMessageUtils.h"
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#include "mozilla/LazyIdleThread.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/Services.h"
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#include "nsAutoPtr.h"
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#include "nsDOMEvent.h"
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#include "nsServiceManagerUtils.h"
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#include "nsIFile.h"
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#include "nsIDirectoryEnumerator.h"
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#include "nsAppDirectoryServiceDefs.h"
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#include "nsDirectoryServiceDefs.h"
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#include "nsIDOMFile.h"
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#include "nsDOMBlobBuilder.h"
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#include "nsNetUtil.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsIPrincipal.h"
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#include "nsJSUtils.h"
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#include "DictionaryHelpers.h"
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#include "nsContentUtils.h"
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#include "nsCxPusher.h"
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#include "nsXULAppAPI.h"
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#include "TabChild.h"
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#include "DeviceStorageRequestChild.h"
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#include "nsIDOMDeviceStorageChangeEvent.h"
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#include "nsCRT.h"
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#include "nsIObserverService.h"
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#include "GeneratedEvents.h"
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#include "nsIMIMEService.h"
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#include "nsCExternalHandlerService.h"
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#include "nsIPermissionManager.h"
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#include "nsIStringBundle.h"
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#include <algorithm>
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#include "mozilla/dom/DeviceStorageBinding.h"
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// Microsoft's API Name hackery sucks
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#undef CreateEvent
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#ifdef MOZ_WIDGET_GONK
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#include "nsIVolume.h"
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#include "nsIVolumeService.h"
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#endif
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#define DEVICESTORAGE_PROPERTIES "chrome://global/content/devicestorage.properties"
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#define DEFAULT_THREAD_TIMEOUT_MS 30000
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using namespace mozilla;
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using namespace mozilla::dom;
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using namespace mozilla::dom::devicestorage;
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#include "nsDirectoryServiceDefs.h"
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StaticAutoPtr<DeviceStorageUsedSpaceCache> DeviceStorageUsedSpaceCache::sDeviceStorageUsedSpaceCache;
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DeviceStorageUsedSpaceCache::DeviceStorageUsedSpaceCache()
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{
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NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
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mIOThread = new LazyIdleThread(DEFAULT_THREAD_TIMEOUT_MS,
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NS_LITERAL_CSTRING("DeviceStorageUsedSpaceCache I/O"));
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}
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DeviceStorageUsedSpaceCache::~DeviceStorageUsedSpaceCache()
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{
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}
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DeviceStorageUsedSpaceCache*
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DeviceStorageUsedSpaceCache::CreateOrGet()
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{
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if (sDeviceStorageUsedSpaceCache) {
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return sDeviceStorageUsedSpaceCache;
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}
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NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
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sDeviceStorageUsedSpaceCache = new DeviceStorageUsedSpaceCache();
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ClearOnShutdown(&sDeviceStorageUsedSpaceCache);
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return sDeviceStorageUsedSpaceCache;
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}
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TemporaryRef<DeviceStorageUsedSpaceCache::CacheEntry>
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DeviceStorageUsedSpaceCache::GetCacheEntry(const nsAString& aStorageName)
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{
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nsTArray<RefPtr<CacheEntry> >::size_type numEntries = mCacheEntries.Length();
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nsTArray<RefPtr<CacheEntry> >::index_type i;
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for (i = 0; i < numEntries; i++) {
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RefPtr<CacheEntry> cacheEntry = mCacheEntries[i];
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if (cacheEntry->mStorageName.Equals(aStorageName)) {
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return cacheEntry;
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}
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}
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return nullptr;
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}
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static int64_t
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GetFreeBytes(const nsAString& aStorageName)
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{
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// This function makes the assumption that the various types
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// are all stored on the same filesystem. So we use pictures.
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DeviceStorageFile dsf(NS_LITERAL_STRING(DEVICESTORAGE_PICTURES), aStorageName);
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int64_t freeBytes = 0;
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dsf.GetDiskFreeSpace(&freeBytes);
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return freeBytes;
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}
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nsresult
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DeviceStorageUsedSpaceCache::AccumUsedSizes(const nsAString& aStorageName,
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uint64_t* aPicturesSoFar,
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uint64_t* aVideosSoFar,
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uint64_t* aMusicSoFar,
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uint64_t* aTotalSoFar)
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{
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RefPtr<CacheEntry> cacheEntry = GetCacheEntry(aStorageName);
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if (!cacheEntry || cacheEntry->mDirty) {
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return NS_ERROR_NOT_AVAILABLE;
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}
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int64_t freeBytes = GetFreeBytes(cacheEntry->mStorageName);
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if (freeBytes != cacheEntry->mFreeBytes) {
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// Free space changed, so our cached results are no longer valid.
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return NS_ERROR_NOT_AVAILABLE;
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}
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*aPicturesSoFar += cacheEntry->mPicturesUsedSize;
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*aVideosSoFar += cacheEntry->mVideosUsedSize;
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*aMusicSoFar += cacheEntry->mMusicUsedSize;
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*aTotalSoFar += cacheEntry->mTotalUsedSize;
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return NS_OK;
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}
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void
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DeviceStorageUsedSpaceCache::SetUsedSizes(const nsAString& aStorageName,
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uint64_t aPictureSize,
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uint64_t aVideosSize,
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uint64_t aMusicSize,
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uint64_t aTotalUsedSize)
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{
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RefPtr<CacheEntry> cacheEntry = GetCacheEntry(aStorageName);
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if (!cacheEntry) {
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cacheEntry = new CacheEntry;
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cacheEntry->mStorageName = aStorageName;
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mCacheEntries.AppendElement(cacheEntry);
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}
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cacheEntry->mFreeBytes = GetFreeBytes(cacheEntry->mStorageName);
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cacheEntry->mPicturesUsedSize = aPictureSize;
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cacheEntry->mVideosUsedSize = aVideosSize;
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cacheEntry->mMusicUsedSize = aMusicSize;
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cacheEntry->mTotalUsedSize = aTotalUsedSize;
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cacheEntry->mDirty = false;
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}
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class GlobalDirs : public RefCounted<GlobalDirs>
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{
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public:
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#if !defined(MOZ_WIDGET_GONK)
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nsCOMPtr<nsIFile> pictures;
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nsCOMPtr<nsIFile> videos;
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nsCOMPtr<nsIFile> music;
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nsCOMPtr<nsIFile> apps;
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nsCOMPtr<nsIFile> sdcard;
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#endif
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nsCOMPtr<nsIFile> temp;
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};
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static StaticRefPtr<GlobalDirs> sDirs;
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StaticAutoPtr<DeviceStorageTypeChecker> DeviceStorageTypeChecker::sDeviceStorageTypeChecker;
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DeviceStorageTypeChecker::DeviceStorageTypeChecker()
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{
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}
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DeviceStorageTypeChecker::~DeviceStorageTypeChecker()
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{
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}
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DeviceStorageTypeChecker*
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DeviceStorageTypeChecker::CreateOrGet()
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{
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if (sDeviceStorageTypeChecker) {
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return sDeviceStorageTypeChecker;
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}
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NS_ASSERTION(NS_IsMainThread(), "This can only be created on the main thread!");
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nsCOMPtr<nsIStringBundleService> stringService = mozilla::services::GetStringBundleService();
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if (!stringService) {
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return nullptr;
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}
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nsCOMPtr<nsIStringBundle> filterBundle;
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if (NS_FAILED(stringService->CreateBundle(DEVICESTORAGE_PROPERTIES, getter_AddRefs(filterBundle)))) {
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return nullptr;
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}
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DeviceStorageTypeChecker* result = new DeviceStorageTypeChecker();
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result->InitFromBundle(filterBundle);
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sDeviceStorageTypeChecker = result;
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ClearOnShutdown(&sDeviceStorageTypeChecker);
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return result;
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}
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void
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DeviceStorageTypeChecker::InitFromBundle(nsIStringBundle* aBundle)
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{
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aBundle->GetStringFromName(NS_ConvertASCIItoUTF16(DEVICESTORAGE_PICTURES).get(), getter_Copies(mPicturesExtensions));
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aBundle->GetStringFromName(NS_ConvertASCIItoUTF16(DEVICESTORAGE_MUSIC).get(), getter_Copies(mMusicExtensions));
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aBundle->GetStringFromName(NS_ConvertASCIItoUTF16(DEVICESTORAGE_VIDEOS).get(), getter_Copies(mVideosExtensions));
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}
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bool
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DeviceStorageTypeChecker::Check(const nsAString& aType, nsIDOMBlob* aBlob)
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{
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NS_ASSERTION(aBlob, "Calling Check without a blob");
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nsString mimeType;
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if (NS_FAILED(aBlob->GetType(mimeType))) {
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return false;
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}
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if (aType.EqualsLiteral(DEVICESTORAGE_PICTURES)) {
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return StringBeginsWith(mimeType, NS_LITERAL_STRING("image/"));
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}
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if (aType.EqualsLiteral(DEVICESTORAGE_VIDEOS)) {
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return StringBeginsWith(mimeType, NS_LITERAL_STRING("video/"));
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}
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if (aType.EqualsLiteral(DEVICESTORAGE_MUSIC)) {
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return StringBeginsWith(mimeType, NS_LITERAL_STRING("audio/"));
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}
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if (aType.EqualsLiteral(DEVICESTORAGE_APPS) ||
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aType.EqualsLiteral(DEVICESTORAGE_SDCARD)) {
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// Apps and sdcard have no restriction on mime types
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return true;
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}
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return false;
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}
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bool
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DeviceStorageTypeChecker::Check(const nsAString& aType, nsIFile* aFile)
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{
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NS_ASSERTION(aFile, "Calling Check without a file");
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if (aType.EqualsLiteral(DEVICESTORAGE_APPS) ||
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aType.EqualsLiteral(DEVICESTORAGE_SDCARD)) {
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// apps have no restrictions on what file extensions used.
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return true;
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}
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nsString path;
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aFile->GetPath(path);
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int32_t dotIdx = path.RFindChar(PRUnichar('.'));
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if (dotIdx == kNotFound) {
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return false;
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}
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nsAutoString extensionMatch;
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extensionMatch.AssignLiteral("*");
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extensionMatch.Append(Substring(path, dotIdx));
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extensionMatch.AppendLiteral(";");
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if (aType.EqualsLiteral(DEVICESTORAGE_PICTURES)) {
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return CaseInsensitiveFindInReadable(extensionMatch, mPicturesExtensions);
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}
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if (aType.EqualsLiteral(DEVICESTORAGE_VIDEOS)) {
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return CaseInsensitiveFindInReadable(extensionMatch, mVideosExtensions);
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}
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if (aType.EqualsLiteral(DEVICESTORAGE_MUSIC)) {
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return CaseInsensitiveFindInReadable(extensionMatch, mMusicExtensions);
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}
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return false;
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}
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void
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DeviceStorageTypeChecker::GetTypeFromFile(nsIFile* aFile, nsAString& aType)
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{
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NS_ASSERTION(aFile, "Calling Check without a file");
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nsString path;
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aFile->GetPath(path);
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GetTypeFromFileName(path, aType);
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}
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void
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DeviceStorageTypeChecker::GetTypeFromFileName(const nsAString& aFileName, nsAString& aType)
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{
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aType.AssignLiteral(DEVICESTORAGE_SDCARD);
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nsString fileName(aFileName);
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int32_t dotIdx = fileName.RFindChar(PRUnichar('.'));
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if (dotIdx == kNotFound) {
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return;
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}
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nsAutoString extensionMatch;
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extensionMatch.AssignLiteral("*");
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extensionMatch.Append(Substring(aFileName, dotIdx));
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extensionMatch.AppendLiteral(";");
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if (CaseInsensitiveFindInReadable(extensionMatch, mPicturesExtensions)) {
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aType.AssignLiteral(DEVICESTORAGE_PICTURES);
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}
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else if (CaseInsensitiveFindInReadable(extensionMatch, mVideosExtensions)) {
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aType.AssignLiteral(DEVICESTORAGE_VIDEOS);
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}
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else if (CaseInsensitiveFindInReadable(extensionMatch, mMusicExtensions)) {
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aType.AssignLiteral(DEVICESTORAGE_MUSIC);
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}
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}
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nsresult
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DeviceStorageTypeChecker::GetPermissionForType(const nsAString& aType, nsACString& aPermissionResult)
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{
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if (!aType.EqualsLiteral(DEVICESTORAGE_PICTURES) &&
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!aType.EqualsLiteral(DEVICESTORAGE_VIDEOS) &&
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!aType.EqualsLiteral(DEVICESTORAGE_MUSIC) &&
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!aType.EqualsLiteral(DEVICESTORAGE_APPS) &&
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!aType.EqualsLiteral(DEVICESTORAGE_SDCARD)) {
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// unknown type
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return NS_ERROR_FAILURE;
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}
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aPermissionResult.AssignLiteral("device-storage:");
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aPermissionResult.Append(NS_ConvertUTF16toUTF8(aType));
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return NS_OK;
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}
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nsresult
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DeviceStorageTypeChecker::GetAccessForRequest(const DeviceStorageRequestType aRequestType, nsACString& aAccessResult)
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{
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switch(aRequestType) {
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case DEVICE_STORAGE_REQUEST_READ:
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case DEVICE_STORAGE_REQUEST_WATCH:
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case DEVICE_STORAGE_REQUEST_FREE_SPACE:
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case DEVICE_STORAGE_REQUEST_USED_SPACE:
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case DEVICE_STORAGE_REQUEST_AVAILABLE:
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aAccessResult.AssignLiteral("read");
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break;
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case DEVICE_STORAGE_REQUEST_WRITE:
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case DEVICE_STORAGE_REQUEST_DELETE:
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aAccessResult.AssignLiteral("write");
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break;
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case DEVICE_STORAGE_REQUEST_CREATE:
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aAccessResult.AssignLiteral("create");
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break;
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default:
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aAccessResult.AssignLiteral("undefined");
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}
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return NS_OK;
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}
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//static
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bool
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DeviceStorageTypeChecker::IsVolumeBased(const nsAString& aType)
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{
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#ifdef MOZ_WIDGET_GONK
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// The apps aren't stored in the same place as the media, so
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// we only ever return a single apps object, and not an array
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// with one per volume (as is the case for the remaining
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// storage types).
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return !aType.EqualsLiteral(DEVICESTORAGE_APPS);
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#else
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return false;
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#endif
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}
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NS_IMPL_ISUPPORTS1(FileUpdateDispatcher, nsIObserver)
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mozilla::StaticRefPtr<FileUpdateDispatcher> FileUpdateDispatcher::sSingleton;
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FileUpdateDispatcher*
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FileUpdateDispatcher::GetSingleton()
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{
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if (sSingleton) {
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return sSingleton;
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}
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sSingleton = new FileUpdateDispatcher();
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nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
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obs->AddObserver(sSingleton, "file-watcher-notify", false);
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ClearOnShutdown(&sSingleton);
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return sSingleton;
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}
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NS_IMETHODIMP
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FileUpdateDispatcher::Observe(nsISupports *aSubject,
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const char *aTopic,
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const PRUnichar *aData)
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{
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if (XRE_GetProcessType() != GeckoProcessType_Default) {
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DeviceStorageFile* file = static_cast<DeviceStorageFile*>(aSubject);
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if (!file || !file->mFile) {
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NS_WARNING("Device storage file looks invalid!");
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return NS_OK;
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}
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ContentChild::GetSingleton()->SendFilePathUpdateNotify(file->mStorageType,
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file->mStorageName,
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file->mPath,
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NS_ConvertUTF16toUTF8(aData));
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} else {
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nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
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obs->NotifyObservers(aSubject, "file-watcher-update", aData);
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}
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return NS_OK;
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}
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class IOEventComplete : public nsRunnable
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{
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public:
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IOEventComplete(DeviceStorageFile *aFile, const char *aType)
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: mFile(aFile)
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, mType(aType)
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{
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}
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~IOEventComplete() {}
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NS_IMETHOD Run()
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{
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NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
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nsString data;
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CopyASCIItoUTF16(mType, data);
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nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
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obs->NotifyObservers(mFile, "file-watcher-notify", data.get());
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DeviceStorageUsedSpaceCache* usedSpaceCache = DeviceStorageUsedSpaceCache::CreateOrGet();
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NS_ASSERTION(usedSpaceCache, "DeviceStorageUsedSpaceCache is null");
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usedSpaceCache->Invalidate(mFile->mStorageName);
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return NS_OK;
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}
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private:
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nsRefPtr<DeviceStorageFile> mFile;
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nsCString mType;
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};
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DeviceStorageFile::DeviceStorageFile(const nsAString& aStorageType,
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const nsAString& aStorageName,
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const nsAString& aRootDir,
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const nsAString& aPath)
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: mStorageType(aStorageType)
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, mStorageName(aStorageName)
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, mRootDir(aRootDir)
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, mPath(aPath)
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, mEditable(false)
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, mLength(UINT64_MAX)
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, mLastModifiedDate(UINT64_MAX)
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{
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Init();
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AppendRelativePath(mRootDir);
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if (!mPath.EqualsLiteral("")) {
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AppendRelativePath(mPath);
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}
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NormalizeFilePath();
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}
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DeviceStorageFile::DeviceStorageFile(const nsAString& aStorageType,
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const nsAString& aStorageName,
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const nsAString& aPath)
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: mStorageType(aStorageType)
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, mStorageName(aStorageName)
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, mPath(aPath)
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, mEditable(false)
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, mLength(UINT64_MAX)
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, mLastModifiedDate(UINT64_MAX)
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{
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Init();
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AppendRelativePath(aPath);
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NormalizeFilePath();
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}
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DeviceStorageFile::DeviceStorageFile(const nsAString& aStorageType,
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const nsAString& aStorageName)
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: mStorageType(aStorageType)
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, mStorageName(aStorageName)
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, mEditable(false)
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, mLength(UINT64_MAX)
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, mLastModifiedDate(UINT64_MAX)
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{
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Init();
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}
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|
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void
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DeviceStorageFile::Dump(const char* label)
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{
|
|
nsString path;
|
|
if (mFile) {
|
|
mFile->GetPath(path);
|
|
} else {
|
|
path = NS_LITERAL_STRING("(null)");
|
|
}
|
|
const char* ptStr;
|
|
if (XRE_GetProcessType() == GeckoProcessType_Default) {
|
|
ptStr = "parent";
|
|
} else {
|
|
ptStr = "child";
|
|
}
|
|
|
|
printf_stderr("DSF (%s) %s: mStorageType '%s' mStorageName '%s' mRootDir '%s' mPath '%s' mFile->GetPath '%s'\n",
|
|
ptStr, label,
|
|
NS_LossyConvertUTF16toASCII(mStorageType).get(),
|
|
NS_LossyConvertUTF16toASCII(mStorageName).get(),
|
|
NS_LossyConvertUTF16toASCII(mRootDir).get(),
|
|
NS_LossyConvertUTF16toASCII(mPath).get(),
|
|
NS_LossyConvertUTF16toASCII(path).get());
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::Init()
|
|
{
|
|
DeviceStorageFile::GetRootDirectoryForType(mStorageType,
|
|
mStorageName,
|
|
getter_AddRefs(mFile));
|
|
|
|
DebugOnly<DeviceStorageTypeChecker*> typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
NS_ASSERTION(typeChecker, "DeviceStorageTypeChecker is null");
|
|
}
|
|
|
|
static void
|
|
InitDirs()
|
|
{
|
|
if (sDirs) {
|
|
return;
|
|
}
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
sDirs = new GlobalDirs;
|
|
ClearOnShutdown(&sDirs);
|
|
|
|
nsCOMPtr<nsIProperties> dirService = do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID);
|
|
NS_ASSERTION(dirService, "Must have directory service");
|
|
|
|
#if !defined(MOZ_WIDGET_GONK)
|
|
|
|
#if defined (MOZ_WIDGET_COCOA)
|
|
dirService->Get(NS_OSX_PICTURE_DOCUMENTS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->pictures));
|
|
dirService->Get(NS_OSX_MOVIE_DOCUMENTS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->videos));
|
|
dirService->Get(NS_OSX_MUSIC_DOCUMENTS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->music));
|
|
#elif defined (XP_UNIX)
|
|
dirService->Get(NS_UNIX_XDG_PICTURES_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->pictures));
|
|
dirService->Get(NS_UNIX_XDG_VIDEOS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->videos));
|
|
dirService->Get(NS_UNIX_XDG_MUSIC_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->music));
|
|
#elif defined (XP_WIN)
|
|
dirService->Get(NS_WIN_PICTURES_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->pictures));
|
|
dirService->Get(NS_WIN_VIDEOS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->videos));
|
|
dirService->Get(NS_WIN_MUSIC_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->music));
|
|
#endif
|
|
|
|
dirService->Get(NS_APP_USER_PROFILE_50_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->apps));
|
|
if (sDirs->apps) {
|
|
sDirs->apps->AppendRelativeNativePath(NS_LITERAL_CSTRING("webapps"));
|
|
}
|
|
|
|
// Eventually, on desktop, we want to do something smarter -- for example,
|
|
// detect when an sdcard is inserted, and use that instead of this.
|
|
dirService->Get(NS_APP_USER_PROFILE_50_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->sdcard));
|
|
if (sDirs->sdcard) {
|
|
sDirs->sdcard->AppendRelativeNativePath(NS_LITERAL_CSTRING("fake-sdcard"));
|
|
}
|
|
#endif // !MOZ_WIDGET_GONK
|
|
|
|
if (mozilla::Preferences::GetBool("device.storage.testing", false)) {
|
|
dirService->Get(NS_OS_TEMP_DIR, NS_GET_IID(nsIFile), getter_AddRefs(sDirs->temp));
|
|
if (sDirs->temp) {
|
|
sDirs->temp->AppendRelativeNativePath(NS_LITERAL_CSTRING("device-storage-testing"));
|
|
sDirs->temp->Create(nsIFile::DIRECTORY_TYPE, 0777);
|
|
sDirs->temp->Normalize();
|
|
}
|
|
}
|
|
}
|
|
|
|
bool DeviceStorageFile::IsComposite()
|
|
{
|
|
return DeviceStorageTypeChecker::IsVolumeBased(mStorageType) &&
|
|
mStorageName.EqualsLiteral("");
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::GetCompositePath(nsAString &aCompositePath)
|
|
{
|
|
aCompositePath.Truncate();
|
|
if (!mStorageName.EqualsLiteral("")) {
|
|
aCompositePath.AppendLiteral("/");
|
|
aCompositePath.Append(mStorageName);
|
|
aCompositePath.AppendLiteral("/");
|
|
}
|
|
if (!mRootDir.EqualsLiteral("")) {
|
|
aCompositePath.Append(mRootDir);
|
|
aCompositePath.AppendLiteral("/");
|
|
}
|
|
aCompositePath.Append(mPath);
|
|
}
|
|
|
|
|
|
void
|
|
DeviceStorageFile::GetRootDirectoryForType(const nsAString& aStorageType,
|
|
const nsAString& aStorageName,
|
|
nsIFile** aFile)
|
|
{
|
|
nsCOMPtr<nsIFile> f;
|
|
*aFile = nullptr;
|
|
|
|
InitDirs();
|
|
|
|
#ifdef MOZ_WIDGET_GONK
|
|
nsString volMountPoint;
|
|
if (DeviceStorageTypeChecker::IsVolumeBased(aStorageType)) {
|
|
if (aStorageName.EqualsLiteral("")) {
|
|
// This DeviceStorageFile is for a composite device. Since the composite
|
|
// device doesn't have a root, we just allow mFile to be null. These
|
|
// should get resolved to real device objects later on.
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIVolumeService> vs = do_GetService(NS_VOLUMESERVICE_CONTRACTID);
|
|
NS_ENSURE_TRUE_VOID(vs);
|
|
nsresult rv;
|
|
nsCOMPtr<nsIVolume> vol;
|
|
rv = vs->GetVolumeByName(aStorageName, getter_AddRefs(vol));
|
|
NS_ENSURE_SUCCESS_VOID(rv);
|
|
vol->GetMountPoint(volMountPoint);
|
|
}
|
|
#endif
|
|
|
|
// Picture directory
|
|
if (aStorageType.EqualsLiteral(DEVICESTORAGE_PICTURES)) {
|
|
#ifdef MOZ_WIDGET_GONK
|
|
NS_NewLocalFile(volMountPoint, false, getter_AddRefs(f));
|
|
#else
|
|
f = sDirs->pictures;
|
|
#endif
|
|
}
|
|
|
|
// Video directory
|
|
else if (aStorageType.EqualsLiteral(DEVICESTORAGE_VIDEOS)) {
|
|
#ifdef MOZ_WIDGET_GONK
|
|
NS_NewLocalFile(volMountPoint, false, getter_AddRefs(f));
|
|
#else
|
|
f = sDirs->videos;
|
|
#endif
|
|
}
|
|
|
|
// Music directory
|
|
else if (aStorageType.EqualsLiteral(DEVICESTORAGE_MUSIC)) {
|
|
#ifdef MOZ_WIDGET_GONK
|
|
NS_NewLocalFile(volMountPoint, false, getter_AddRefs(f));
|
|
#else
|
|
f = sDirs->music;
|
|
#endif
|
|
}
|
|
|
|
// Apps directory
|
|
else if (aStorageType.EqualsLiteral(DEVICESTORAGE_APPS)) {
|
|
#ifdef MOZ_WIDGET_GONK
|
|
NS_NewLocalFile(NS_LITERAL_STRING("/data"), false, getter_AddRefs(f));
|
|
#else
|
|
f = sDirs->apps;
|
|
#endif
|
|
}
|
|
|
|
// default SDCard
|
|
else if (aStorageType.EqualsLiteral(DEVICESTORAGE_SDCARD)) {
|
|
#ifdef MOZ_WIDGET_GONK
|
|
NS_NewLocalFile(volMountPoint, false, getter_AddRefs(f));
|
|
#else
|
|
f = sDirs->sdcard;
|
|
#endif
|
|
}
|
|
|
|
// in testing, we default all device storage types to a temp directory
|
|
if (f && mozilla::Preferences::GetBool("device.storage.testing", false)) {
|
|
f = sDirs->temp;
|
|
}
|
|
|
|
if (f) {
|
|
f->Clone(aFile);
|
|
}
|
|
}
|
|
|
|
//static
|
|
already_AddRefed<DeviceStorageFile>
|
|
DeviceStorageFile::CreateUnique(nsAString& aFileName,
|
|
uint32_t aFileType,
|
|
uint32_t aFileAttributes)
|
|
{
|
|
DeviceStorageTypeChecker* typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
NS_ASSERTION(typeChecker, "DeviceStorageTypeChecker is null");
|
|
|
|
nsString storageType;
|
|
typeChecker->GetTypeFromFileName(aFileName, storageType);
|
|
|
|
nsString storageName;
|
|
nsString storagePath;
|
|
if (!nsDOMDeviceStorage::ParseCompositePath(aFileName, storageName, storagePath)) {
|
|
return nullptr;
|
|
}
|
|
nsRefPtr<DeviceStorageFile> dsf =
|
|
new DeviceStorageFile(storageType, storageName, storagePath);
|
|
if (!dsf->mFile) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsresult rv = dsf->mFile->CreateUnique(aFileType, aFileAttributes);
|
|
NS_ENSURE_SUCCESS(rv, nullptr);
|
|
|
|
// CreateUnique may cause the filename to change. So we need to update mPath to reflect that.
|
|
nsString leafName;
|
|
dsf->mFile->GetLeafName(leafName);
|
|
|
|
int32_t lastSlashIndex = dsf->mPath.RFindChar('/');
|
|
if (lastSlashIndex == kNotFound) {
|
|
dsf->mPath.Assign(leafName);
|
|
} else {
|
|
// Include the last '/'
|
|
dsf->mPath = Substring(dsf->mPath, 0, lastSlashIndex + 1);
|
|
dsf->mPath.Append(leafName);
|
|
}
|
|
|
|
return dsf.forget();
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::SetPath(const nsAString& aPath) {
|
|
mPath.Assign(aPath);
|
|
NormalizeFilePath();
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::SetEditable(bool aEditable) {
|
|
mEditable = aEditable;
|
|
}
|
|
|
|
// we want to make sure that the names of file can't reach
|
|
// outside of the type of storage the user asked for.
|
|
bool
|
|
DeviceStorageFile::IsSafePath()
|
|
{
|
|
return IsSafePath(mRootDir) && IsSafePath(mPath);
|
|
}
|
|
|
|
bool
|
|
DeviceStorageFile::IsSafePath(const nsAString& aPath)
|
|
{
|
|
nsAString::const_iterator start, end;
|
|
aPath.BeginReading(start);
|
|
aPath.EndReading(end);
|
|
|
|
// if the path is a '~' or starts with '~/', return false.
|
|
NS_NAMED_LITERAL_STRING(tilde, "~");
|
|
NS_NAMED_LITERAL_STRING(tildeSlash, "~/");
|
|
if (aPath.Equals(tilde) ||
|
|
StringBeginsWith(aPath, tildeSlash)) {
|
|
NS_WARNING("Path name starts with tilde!");
|
|
return false;
|
|
}
|
|
// split on /. if any token is "", ., or .., return false.
|
|
NS_ConvertUTF16toUTF8 cname(aPath);
|
|
char* buffer = cname.BeginWriting();
|
|
const char* token;
|
|
|
|
while ((token = nsCRT::strtok(buffer, "/", &buffer))) {
|
|
if (PL_strcmp(token, "") == 0 ||
|
|
PL_strcmp(token, ".") == 0 ||
|
|
PL_strcmp(token, "..") == 0 ) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::NormalizeFilePath() {
|
|
#if defined(XP_WIN)
|
|
PRUnichar* cur = mPath.BeginWriting();
|
|
PRUnichar* end = mPath.EndWriting();
|
|
for (; cur < end; ++cur) {
|
|
if (PRUnichar('\\') == *cur)
|
|
*cur = PRUnichar('/');
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::AppendRelativePath(const nsAString& aPath) {
|
|
if (!mFile) {
|
|
return;
|
|
}
|
|
#if defined(XP_WIN)
|
|
// replace forward slashes with backslashes,
|
|
// since nsLocalFileWin chokes on them
|
|
nsString temp;
|
|
temp.Assign(aPath);
|
|
|
|
PRUnichar* cur = temp.BeginWriting();
|
|
PRUnichar* end = temp.EndWriting();
|
|
|
|
for (; cur < end; ++cur) {
|
|
if (PRUnichar('/') == *cur)
|
|
*cur = PRUnichar('\\');
|
|
}
|
|
mFile->AppendRelativePath(temp);
|
|
#else
|
|
mFile->AppendRelativePath(aPath);
|
|
#endif
|
|
}
|
|
|
|
nsresult
|
|
DeviceStorageFile::Write(nsIInputStream* aInputStream)
|
|
{
|
|
if (!aInputStream || !mFile) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsresult rv = mFile->Create(nsIFile::NORMAL_FILE_TYPE, 00600);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<IOEventComplete> iocomplete = new IOEventComplete(this, "created");
|
|
NS_DispatchToMainThread(iocomplete);
|
|
|
|
uint64_t bufSize = 0;
|
|
aInputStream->Available(&bufSize);
|
|
|
|
nsCOMPtr<nsIOutputStream> outputStream;
|
|
NS_NewLocalFileOutputStream(getter_AddRefs(outputStream), mFile);
|
|
|
|
if (!outputStream) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsCOMPtr<nsIOutputStream> bufferedOutputStream;
|
|
rv = NS_NewBufferedOutputStream(getter_AddRefs(bufferedOutputStream),
|
|
outputStream,
|
|
4096*4);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
while (bufSize) {
|
|
uint32_t wrote;
|
|
rv = bufferedOutputStream->WriteFrom(aInputStream,
|
|
static_cast<uint32_t>(std::min<uint64_t>(bufSize, UINT32_MAX)),
|
|
&wrote);
|
|
if (NS_FAILED(rv)) {
|
|
break;
|
|
}
|
|
bufSize -= wrote;
|
|
}
|
|
|
|
iocomplete = new IOEventComplete(this, "modified");
|
|
NS_DispatchToMainThread(iocomplete);
|
|
|
|
bufferedOutputStream->Close();
|
|
outputStream->Close();
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
DeviceStorageFile::Write(InfallibleTArray<uint8_t>& aBits)
|
|
{
|
|
if (!mFile) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsresult rv = mFile->Create(nsIFile::NORMAL_FILE_TYPE, 00600);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<IOEventComplete> iocomplete = new IOEventComplete(this, "created");
|
|
NS_DispatchToMainThread(iocomplete);
|
|
|
|
nsCOMPtr<nsIOutputStream> outputStream;
|
|
NS_NewLocalFileOutputStream(getter_AddRefs(outputStream), mFile);
|
|
|
|
if (!outputStream) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
uint32_t wrote;
|
|
outputStream->Write((char*) aBits.Elements(), aBits.Length(), &wrote);
|
|
outputStream->Close();
|
|
|
|
iocomplete = new IOEventComplete(this, "modified");
|
|
NS_DispatchToMainThread(iocomplete);
|
|
|
|
if (aBits.Length() != wrote) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
DeviceStorageFile::Remove()
|
|
{
|
|
NS_ASSERTION(!NS_IsMainThread(), "Wrong thread!");
|
|
|
|
if (!mFile) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
bool check;
|
|
nsresult rv = mFile->Exists(&check);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
if (!check) {
|
|
return NS_OK;
|
|
}
|
|
|
|
rv = mFile->Remove(true);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<IOEventComplete> iocomplete = new IOEventComplete(this, "deleted");
|
|
NS_DispatchToMainThread(iocomplete);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
DeviceStorageFile::CalculateMimeType()
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
nsAutoCString mimeType;
|
|
nsCOMPtr<nsIMIMEService> mimeService =
|
|
do_GetService(NS_MIMESERVICE_CONTRACTID);
|
|
if (mimeService) {
|
|
nsresult rv = mimeService->GetTypeFromFile(mFile, mimeType);
|
|
if (NS_FAILED(rv)) {
|
|
mimeType.Truncate();
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
mMimeType = NS_ConvertUTF8toUTF16(mimeType);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
DeviceStorageFile::CalculateSizeAndModifiedDate()
|
|
{
|
|
NS_ASSERTION(!NS_IsMainThread(), "Wrong thread!");
|
|
|
|
int64_t fileSize;
|
|
nsresult rv = mFile->GetFileSize(&fileSize);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
mLength = fileSize;
|
|
|
|
PRTime modDate;
|
|
rv = mFile->GetLastModifiedTime(&modDate);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
mLastModifiedDate = modDate;
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::CollectFiles(nsTArray<nsRefPtr<DeviceStorageFile> > &aFiles,
|
|
PRTime aSince)
|
|
{
|
|
nsString fullRootPath;
|
|
|
|
if (IsComposite()) {
|
|
nsDOMDeviceStorage::VolumeNameArray volNames;
|
|
nsDOMDeviceStorage::GetOrderedVolumeNames(volNames);
|
|
nsDOMDeviceStorage::VolumeNameArray::size_type numVolumes = volNames.Length();
|
|
nsDOMDeviceStorage::VolumeNameArray::index_type i;
|
|
for (i = 0; i < numVolumes; i++) {
|
|
DeviceStorageFile dsf(mStorageType, volNames[i], mRootDir, EmptyString());
|
|
dsf.mFile->GetPath(fullRootPath);
|
|
dsf.collectFilesInternal(aFiles, aSince, fullRootPath);
|
|
}
|
|
return;
|
|
}
|
|
mFile->GetPath(fullRootPath);
|
|
collectFilesInternal(aFiles, aSince, fullRootPath);
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::collectFilesInternal(nsTArray<nsRefPtr<DeviceStorageFile> > &aFiles,
|
|
PRTime aSince,
|
|
nsAString& aRootPath)
|
|
{
|
|
if (!mFile || !IsAvailable()) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> e;
|
|
mFile->GetDirectoryEntries(getter_AddRefs(e));
|
|
|
|
if (!e) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIDirectoryEnumerator> files = do_QueryInterface(e);
|
|
nsCOMPtr<nsIFile> f;
|
|
|
|
while (NS_SUCCEEDED(files->GetNextFile(getter_AddRefs(f))) && f) {
|
|
|
|
PRTime msecs;
|
|
f->GetLastModifiedTime(&msecs);
|
|
|
|
if (msecs < aSince) {
|
|
continue;
|
|
}
|
|
|
|
bool isDir;
|
|
f->IsDirectory(&isDir);
|
|
|
|
bool isFile;
|
|
f->IsFile(&isFile);
|
|
|
|
nsString fullpath;
|
|
nsresult rv = f->GetPath(fullpath);
|
|
if (NS_FAILED(rv)) {
|
|
continue;
|
|
}
|
|
|
|
if (!StringBeginsWith(fullpath, aRootPath)) {
|
|
NS_ERROR("collectFiles returned a path that does not belong!");
|
|
continue;
|
|
}
|
|
|
|
nsAString::size_type len = aRootPath.Length() + 1; // +1 for the trailing /
|
|
nsDependentSubstring newPath = Substring(fullpath, len);
|
|
|
|
if (isDir) {
|
|
DeviceStorageFile dsf(mStorageType, mStorageName, mRootDir, newPath);
|
|
dsf.collectFilesInternal(aFiles, aSince, aRootPath);
|
|
} else if (isFile) {
|
|
nsRefPtr<DeviceStorageFile> dsf =
|
|
new DeviceStorageFile(mStorageType, mStorageName, mRootDir, newPath);
|
|
dsf->CalculateSizeAndModifiedDate();
|
|
aFiles.AppendElement(dsf);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::AccumDiskUsage(uint64_t* aPicturesSoFar,
|
|
uint64_t* aVideosSoFar,
|
|
uint64_t* aMusicSoFar,
|
|
uint64_t* aTotalSoFar)
|
|
{
|
|
if (IsComposite()) {
|
|
nsDOMDeviceStorage::VolumeNameArray volNames;
|
|
nsDOMDeviceStorage::GetOrderedVolumeNames(volNames);
|
|
nsDOMDeviceStorage::VolumeNameArray::size_type numVolumes = volNames.Length();
|
|
nsDOMDeviceStorage::VolumeNameArray::index_type i;
|
|
for (i = 0; i < numVolumes; i++) {
|
|
DeviceStorageFile dsf(mStorageType, volNames[i]);
|
|
dsf.AccumDiskUsage(aPicturesSoFar, aVideosSoFar,
|
|
aMusicSoFar, aTotalSoFar);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (!IsAvailable()) {
|
|
return;
|
|
}
|
|
|
|
uint64_t pictureUsage = 0, videoUsage = 0, musicUsage = 0, totalUsage = 0;
|
|
|
|
if (DeviceStorageTypeChecker::IsVolumeBased(mStorageType)) {
|
|
DeviceStorageUsedSpaceCache* usedSpaceCache =
|
|
DeviceStorageUsedSpaceCache::CreateOrGet();
|
|
NS_ASSERTION(usedSpaceCache, "DeviceStorageUsedSpaceCache is null");
|
|
nsresult rv = usedSpaceCache->AccumUsedSizes(mStorageName,
|
|
aPicturesSoFar, aVideosSoFar,
|
|
aMusicSoFar, aTotalSoFar);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
return;
|
|
}
|
|
AccumDirectoryUsage(mFile, &pictureUsage, &videoUsage,
|
|
&musicUsage, &totalUsage);
|
|
usedSpaceCache->SetUsedSizes(mStorageName, pictureUsage, videoUsage,
|
|
musicUsage, totalUsage);
|
|
} else {
|
|
AccumDirectoryUsage(mFile, &pictureUsage, &videoUsage,
|
|
&musicUsage, &totalUsage);
|
|
}
|
|
|
|
*aPicturesSoFar += pictureUsage;
|
|
*aVideosSoFar += videoUsage;
|
|
*aMusicSoFar += musicUsage;
|
|
*aTotalSoFar += totalUsage;
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::AccumDirectoryUsage(nsIFile* aFile,
|
|
uint64_t* aPicturesSoFar,
|
|
uint64_t* aVideosSoFar,
|
|
uint64_t* aMusicSoFar,
|
|
uint64_t* aTotalSoFar)
|
|
{
|
|
if (!aFile) {
|
|
return;
|
|
}
|
|
|
|
nsresult rv;
|
|
nsCOMPtr<nsISimpleEnumerator> e;
|
|
rv = aFile->GetDirectoryEntries(getter_AddRefs(e));
|
|
|
|
if (NS_FAILED(rv) || !e) {
|
|
return;
|
|
}
|
|
|
|
nsCOMPtr<nsIDirectoryEnumerator> files = do_QueryInterface(e);
|
|
NS_ASSERTION(files, "GetDirectoryEntries must return a nsIDirectoryEnumerator");
|
|
|
|
nsCOMPtr<nsIFile> f;
|
|
while (NS_SUCCEEDED(files->GetNextFile(getter_AddRefs(f))) && f) {
|
|
bool isDir;
|
|
rv = f->IsDirectory(&isDir);
|
|
if (NS_FAILED(rv)) {
|
|
continue;
|
|
}
|
|
|
|
bool isFile;
|
|
rv = f->IsFile(&isFile);
|
|
if (NS_FAILED(rv)) {
|
|
continue;
|
|
}
|
|
|
|
bool isLink;
|
|
rv = f->IsSymlink(&isLink);
|
|
if (NS_FAILED(rv)) {
|
|
continue;
|
|
}
|
|
|
|
if (isLink) {
|
|
// for now, lets just totally ignore symlinks.
|
|
NS_WARNING("DirectoryDiskUsage ignores symlinks");
|
|
} else if (isDir) {
|
|
AccumDirectoryUsage(f, aPicturesSoFar, aVideosSoFar, aMusicSoFar, aTotalSoFar);
|
|
} else if (isFile) {
|
|
|
|
int64_t size;
|
|
rv = f->GetFileSize(&size);
|
|
if (NS_FAILED(rv)) {
|
|
continue;
|
|
}
|
|
DeviceStorageTypeChecker* typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
NS_ASSERTION(typeChecker, "DeviceStorageTypeChecker is null");
|
|
nsString type;
|
|
typeChecker->GetTypeFromFile(f, type);
|
|
|
|
if (type.EqualsLiteral(DEVICESTORAGE_PICTURES)) {
|
|
*aPicturesSoFar += size;
|
|
}
|
|
else if (type.EqualsLiteral(DEVICESTORAGE_VIDEOS)) {
|
|
*aVideosSoFar += size;
|
|
}
|
|
else if (type.EqualsLiteral(DEVICESTORAGE_MUSIC)) {
|
|
*aMusicSoFar += size;
|
|
}
|
|
*aTotalSoFar += size;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::GetDiskFreeSpace(int64_t* aSoFar)
|
|
{
|
|
DeviceStorageTypeChecker* typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
if (!typeChecker) {
|
|
return;
|
|
}
|
|
if (IsComposite()) {
|
|
nsDOMDeviceStorage::VolumeNameArray volNames;
|
|
nsDOMDeviceStorage::GetOrderedVolumeNames(volNames);
|
|
nsDOMDeviceStorage::VolumeNameArray::size_type numVolumes = volNames.Length();
|
|
nsDOMDeviceStorage::VolumeNameArray::index_type i;
|
|
for (i = 0; i < numVolumes; i++) {
|
|
DeviceStorageFile dsf(mStorageType, volNames[i]);
|
|
dsf.GetDiskFreeSpace(aSoFar);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (!mFile || !IsAvailable()) {
|
|
return;
|
|
}
|
|
|
|
int64_t storageAvail = 0;
|
|
nsresult rv = mFile->GetDiskSpaceAvailable(&storageAvail);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
*aSoFar += storageAvail;
|
|
}
|
|
}
|
|
|
|
bool
|
|
DeviceStorageFile::IsAvailable()
|
|
{
|
|
nsString status;
|
|
GetStatus(status);
|
|
return status.EqualsLiteral("available");
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::GetStatus(nsAString& aStatus)
|
|
{
|
|
DeviceStorageTypeChecker* typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
if (!typeChecker) {
|
|
return;
|
|
}
|
|
if (!typeChecker->IsVolumeBased(mStorageType)) {
|
|
aStatus.AssignLiteral("available");
|
|
return;
|
|
}
|
|
|
|
if (!mStorageName.EqualsLiteral("")) {
|
|
GetStatusInternal(mStorageName, aStatus);
|
|
return;
|
|
}
|
|
|
|
// We want a composite status.
|
|
|
|
aStatus.AssignLiteral("unavailable");
|
|
|
|
nsDOMDeviceStorage::VolumeNameArray volNames;
|
|
nsDOMDeviceStorage::GetOrderedVolumeNames(volNames);
|
|
nsDOMDeviceStorage::VolumeNameArray::size_type numVolumes = volNames.Length();
|
|
nsDOMDeviceStorage::VolumeNameArray::index_type i;
|
|
for (i = 0; i < numVolumes; i++) {
|
|
nsString volStatus;
|
|
GetStatusInternal(volNames[i], volStatus);
|
|
if (volStatus.EqualsLiteral("available")) {
|
|
// We found an available volume. We can quit now, since the composite
|
|
// status is available if any are available
|
|
aStatus = volStatus;
|
|
return;
|
|
}
|
|
if (volStatus.EqualsLiteral("shared")) {
|
|
aStatus = volStatus;
|
|
// need to keep looking since we might find an available volume later.
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
DeviceStorageFile::GetStatusInternal(nsAString& aStorageName, nsAString& aStatus)
|
|
{
|
|
aStatus.AssignLiteral("unavailable");
|
|
|
|
#ifdef MOZ_WIDGET_GONK
|
|
nsCOMPtr<nsIVolumeService> vs = do_GetService(NS_VOLUMESERVICE_CONTRACTID);
|
|
NS_ENSURE_TRUE_VOID(vs);
|
|
|
|
nsCOMPtr<nsIVolume> vol;
|
|
nsresult rv = vs->GetVolumeByName(aStorageName, getter_AddRefs(vol));
|
|
NS_ENSURE_SUCCESS_VOID(rv);
|
|
int32_t volState;
|
|
rv = vol->GetState(&volState);
|
|
NS_ENSURE_SUCCESS_VOID(rv);
|
|
if (volState == nsIVolume::STATE_MOUNTED) {
|
|
aStatus.AssignLiteral("available");
|
|
} else if (volState == nsIVolume::STATE_SHARED || volState == nsIVolume::STATE_SHAREDMNT) {
|
|
aStatus.AssignLiteral("shared");
|
|
}
|
|
#endif
|
|
}
|
|
|
|
NS_IMPL_THREADSAFE_ISUPPORTS0(DeviceStorageFile)
|
|
|
|
static void
|
|
RegisterForSDCardChanges(nsIObserver* aObserver)
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->AddObserver(aObserver, NS_VOLUME_STATE_CHANGED, false);
|
|
#endif
|
|
}
|
|
|
|
static void
|
|
UnregisterForSDCardChanges(nsIObserver* aObserver)
|
|
{
|
|
#ifdef MOZ_WIDGET_GONK
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->RemoveObserver(aObserver, NS_VOLUME_STATE_CHANGED);
|
|
#endif
|
|
}
|
|
|
|
void
|
|
nsDOMDeviceStorage::SetRootDirectoryForType(const nsAString& aStorageType,
|
|
const nsAString& aStorageName)
|
|
{
|
|
nsCOMPtr<nsIFile> f;
|
|
DeviceStorageFile::GetRootDirectoryForType(aStorageType,
|
|
aStorageName,
|
|
getter_AddRefs(f));
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->AddObserver(this, "file-watcher-update", false);
|
|
obs->AddObserver(this, "disk-space-watcher", false);
|
|
mRootDirectory = f;
|
|
mStorageType = aStorageType;
|
|
mStorageName = aStorageName;
|
|
}
|
|
|
|
JS::Value
|
|
InterfaceToJsval(nsPIDOMWindow* aWindow, nsISupports* aObject, const nsIID* aIID)
|
|
{
|
|
AutoJSContext cx;
|
|
nsCOMPtr<nsIScriptGlobalObject> sgo = do_QueryInterface(aWindow);
|
|
if (!sgo) {
|
|
return JSVAL_NULL;
|
|
}
|
|
|
|
JS::RootedObject scopeObj(cx, sgo->GetGlobalJSObject());
|
|
NS_ENSURE_TRUE(scopeObj, JSVAL_NULL);
|
|
JSAutoCompartment ac(cx, scopeObj);
|
|
|
|
|
|
JS::Rooted<JS::Value> someJsVal(cx);
|
|
nsresult rv = nsContentUtils::WrapNative(cx,
|
|
scopeObj,
|
|
aObject,
|
|
aIID,
|
|
someJsVal.address());
|
|
if (NS_FAILED(rv)) {
|
|
return JSVAL_NULL;
|
|
}
|
|
|
|
return someJsVal;
|
|
}
|
|
|
|
JS::Value
|
|
nsIFileToJsval(nsPIDOMWindow* aWindow, DeviceStorageFile* aFile)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
NS_ASSERTION(aWindow, "Null Window");
|
|
|
|
if (!aFile) {
|
|
return JSVAL_NULL;
|
|
}
|
|
|
|
if (aFile->mEditable) {
|
|
// TODO - needs janv's file handle support.
|
|
return JSVAL_NULL;
|
|
}
|
|
|
|
nsString compositePath;
|
|
aFile->GetCompositePath(compositePath);
|
|
|
|
// This check is useful to know if somewhere the DeviceStorageFile
|
|
// has not been properly set. Mimetype is not checked because it can be
|
|
// empty.
|
|
NS_ASSERTION(aFile->mLength != UINT64_MAX, "Size not set");
|
|
NS_ASSERTION(aFile->mLastModifiedDate != UINT64_MAX, "LastModifiedDate not set");
|
|
|
|
nsCOMPtr<nsIDOMBlob> blob = new nsDOMFileFile(compositePath, aFile->mMimeType,
|
|
aFile->mLength, aFile->mFile,
|
|
aFile->mLastModifiedDate);
|
|
return InterfaceToJsval(aWindow, blob, &NS_GET_IID(nsIDOMBlob));
|
|
}
|
|
|
|
JS::Value StringToJsval(nsPIDOMWindow* aWindow, nsAString& aString)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
NS_ASSERTION(aWindow, "Null Window");
|
|
|
|
nsCOMPtr<nsIScriptGlobalObject> sgo = do_QueryInterface(aWindow);
|
|
if (!sgo) {
|
|
return JSVAL_NULL;
|
|
}
|
|
|
|
nsIScriptContext *scriptContext = sgo->GetScriptContext();
|
|
if (!scriptContext) {
|
|
return JSVAL_NULL;
|
|
}
|
|
|
|
AutoPushJSContext cx(scriptContext->GetNativeContext());
|
|
if (!cx) {
|
|
return JSVAL_NULL;
|
|
}
|
|
|
|
JS::Value result = JSVAL_NULL;
|
|
if (!xpc::StringToJsval(cx, aString, &result)) {
|
|
return JSVAL_NULL;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
class DeviceStorageCursorRequest MOZ_FINAL
|
|
: public nsIContentPermissionRequest
|
|
, public PCOMContentPermissionRequestChild
|
|
{
|
|
public:
|
|
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
|
|
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(DeviceStorageCursorRequest, nsIContentPermissionRequest)
|
|
|
|
NS_FORWARD_NSICONTENTPERMISSIONREQUEST(mCursor->);
|
|
|
|
DeviceStorageCursorRequest(nsDOMDeviceStorageCursor* aCursor)
|
|
: mCursor(aCursor) { }
|
|
|
|
~DeviceStorageCursorRequest() {}
|
|
|
|
bool Recv__delete__(const bool& allow)
|
|
{
|
|
if (allow) {
|
|
Allow();
|
|
}
|
|
else {
|
|
Cancel();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void IPDLRelease()
|
|
{
|
|
Release();
|
|
}
|
|
|
|
private:
|
|
nsRefPtr<nsDOMDeviceStorageCursor> mCursor;
|
|
};
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(DeviceStorageCursorRequest)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIContentPermissionRequest)
|
|
NS_INTERFACE_MAP_ENTRY(nsIContentPermissionRequest)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTING_ADDREF(DeviceStorageCursorRequest)
|
|
NS_IMPL_CYCLE_COLLECTING_RELEASE(DeviceStorageCursorRequest)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_1(DeviceStorageCursorRequest,
|
|
mCursor)
|
|
|
|
|
|
class PostErrorEvent : public nsRunnable
|
|
{
|
|
public:
|
|
PostErrorEvent(already_AddRefed<DOMRequest> aRequest, const char* aMessage)
|
|
: mRequest(aRequest)
|
|
{
|
|
CopyASCIItoUTF16(aMessage, mError);
|
|
}
|
|
|
|
PostErrorEvent(DOMRequest* aRequest, const char* aMessage)
|
|
: mRequest(aRequest)
|
|
{
|
|
CopyASCIItoUTF16(aMessage, mError);
|
|
}
|
|
|
|
~PostErrorEvent() {}
|
|
|
|
NS_IMETHOD Run()
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
mRequest->FireError(mError);
|
|
mRequest = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
nsRefPtr<DOMRequest> mRequest;
|
|
nsString mError;
|
|
};
|
|
|
|
ContinueCursorEvent::ContinueCursorEvent(already_AddRefed<DOMRequest> aRequest)
|
|
: mRequest(aRequest)
|
|
{
|
|
}
|
|
|
|
ContinueCursorEvent::ContinueCursorEvent(DOMRequest* aRequest)
|
|
: mRequest(aRequest)
|
|
{
|
|
}
|
|
|
|
already_AddRefed<DeviceStorageFile>
|
|
ContinueCursorEvent::GetNextFile()
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
nsDOMDeviceStorageCursor* cursor = static_cast<nsDOMDeviceStorageCursor*>(mRequest.get());
|
|
nsString cursorStorageType;
|
|
cursor->GetStorageType(cursorStorageType);
|
|
|
|
DeviceStorageTypeChecker* typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
if (!typeChecker) {
|
|
return nullptr;
|
|
}
|
|
|
|
while (cursor->mFiles.Length() > 0) {
|
|
nsRefPtr<DeviceStorageFile> file = cursor->mFiles[0];
|
|
cursor->mFiles.RemoveElementAt(0);
|
|
if (!typeChecker->Check(cursorStorageType, file->mFile)) {
|
|
continue;
|
|
}
|
|
|
|
file->CalculateMimeType();
|
|
return file.forget();
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
ContinueCursorEvent::~ContinueCursorEvent() {}
|
|
|
|
void
|
|
ContinueCursorEvent::Continue()
|
|
{
|
|
if (XRE_GetProcessType() == GeckoProcessType_Default) {
|
|
NS_DispatchToMainThread(this);
|
|
return;
|
|
}
|
|
|
|
nsRefPtr<DeviceStorageFile> file = GetNextFile();
|
|
|
|
if (!file) {
|
|
// done with enumeration.
|
|
NS_DispatchToMainThread(this);
|
|
return;
|
|
}
|
|
|
|
nsDOMDeviceStorageCursor* cursor = static_cast<nsDOMDeviceStorageCursor*>(mRequest.get());
|
|
nsString cursorStorageType;
|
|
cursor->GetStorageType(cursorStorageType);
|
|
|
|
DeviceStorageRequestChild* child = new DeviceStorageRequestChild(mRequest, file);
|
|
child->SetCallback(cursor);
|
|
DeviceStorageGetParams params(cursorStorageType,
|
|
file->mStorageName,
|
|
file->mRootDir,
|
|
file->mPath);
|
|
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
|
|
mRequest = nullptr;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
ContinueCursorEvent::Run()
|
|
{
|
|
nsRefPtr<DeviceStorageFile> file = GetNextFile();
|
|
|
|
nsDOMDeviceStorageCursor* cursor = static_cast<nsDOMDeviceStorageCursor*>(mRequest.get());
|
|
|
|
AutoJSContext cx;
|
|
JS::Rooted<JS::Value> val(cx, nsIFileToJsval(cursor->GetOwner(), file));
|
|
|
|
if (file) {
|
|
cursor->mOkToCallContinue = true;
|
|
cursor->FireSuccess(val);
|
|
} else {
|
|
cursor->FireDone();
|
|
}
|
|
mRequest = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
class InitCursorEvent : public nsRunnable
|
|
{
|
|
public:
|
|
InitCursorEvent(DOMRequest* aRequest, DeviceStorageFile* aFile)
|
|
: mFile(aFile)
|
|
, mRequest(aRequest)
|
|
{
|
|
}
|
|
|
|
~InitCursorEvent() {}
|
|
|
|
NS_IMETHOD Run() {
|
|
NS_ASSERTION(!NS_IsMainThread(), "Wrong thread!");
|
|
|
|
if (mFile->mFile) {
|
|
bool check;
|
|
mFile->mFile->IsDirectory(&check);
|
|
if (!check) {
|
|
nsCOMPtr<PostErrorEvent> event =
|
|
new PostErrorEvent(mRequest.forget(), POST_ERROR_EVENT_FILE_NOT_ENUMERABLE);
|
|
NS_DispatchToMainThread(event);
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
nsDOMDeviceStorageCursor* cursor = static_cast<nsDOMDeviceStorageCursor*>(mRequest.get());
|
|
mFile->CollectFiles(cursor->mFiles, cursor->mSince);
|
|
|
|
nsCOMPtr<ContinueCursorEvent> event = new ContinueCursorEvent(mRequest.forget());
|
|
event->Continue();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
private:
|
|
nsRefPtr<DeviceStorageFile> mFile;
|
|
nsRefPtr<DOMRequest> mRequest;
|
|
};
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(nsDOMDeviceStorageCursor)
|
|
NS_INTERFACE_MAP_ENTRY(nsIContentPermissionRequest)
|
|
NS_INTERFACE_MAP_END_INHERITING(DOMCursor)
|
|
|
|
NS_IMPL_ADDREF_INHERITED(nsDOMDeviceStorageCursor, DOMCursor)
|
|
NS_IMPL_RELEASE_INHERITED(nsDOMDeviceStorageCursor, DOMCursor)
|
|
|
|
nsDOMDeviceStorageCursor::nsDOMDeviceStorageCursor(nsIDOMWindow* aWindow,
|
|
nsIPrincipal* aPrincipal,
|
|
DeviceStorageFile* aFile,
|
|
PRTime aSince)
|
|
: DOMCursor(aWindow, nullptr)
|
|
, mOkToCallContinue(false)
|
|
, mSince(aSince)
|
|
, mFile(aFile)
|
|
, mPrincipal(aPrincipal)
|
|
{
|
|
}
|
|
|
|
nsDOMDeviceStorageCursor::~nsDOMDeviceStorageCursor()
|
|
{
|
|
}
|
|
|
|
void
|
|
nsDOMDeviceStorageCursor::GetStorageType(nsAString & aType)
|
|
{
|
|
aType = mFile->mStorageType;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorageCursor::GetType(nsACString & aType)
|
|
{
|
|
return DeviceStorageTypeChecker::GetPermissionForType(mFile->mStorageType, aType);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorageCursor::GetAccess(nsACString & aAccess)
|
|
{
|
|
aAccess = NS_LITERAL_CSTRING("read");
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorageCursor::GetPrincipal(nsIPrincipal * *aRequestingPrincipal)
|
|
{
|
|
NS_IF_ADDREF(*aRequestingPrincipal = mPrincipal);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorageCursor::GetWindow(nsIDOMWindow * *aRequestingWindow)
|
|
{
|
|
NS_IF_ADDREF(*aRequestingWindow = GetOwner());
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorageCursor::GetElement(nsIDOMElement * *aRequestingElement)
|
|
{
|
|
*aRequestingElement = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorageCursor::Cancel()
|
|
{
|
|
nsCOMPtr<PostErrorEvent> event = new PostErrorEvent(this, POST_ERROR_EVENT_PERMISSION_DENIED);
|
|
NS_DispatchToMainThread(event);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorageCursor::Allow()
|
|
{
|
|
if (!mFile->IsSafePath()) {
|
|
nsCOMPtr<nsIRunnable> r = new PostErrorEvent(this, POST_ERROR_EVENT_PERMISSION_DENIED);
|
|
NS_DispatchToMainThread(r);
|
|
return NS_OK;
|
|
}
|
|
|
|
if (XRE_GetProcessType() != GeckoProcessType_Default) {
|
|
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(this, mFile);
|
|
DeviceStorageEnumerationParams params(mFile->mStorageType,
|
|
mFile->mStorageName,
|
|
mFile->mRootDir,
|
|
mSince);
|
|
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIEventTarget> target = do_GetService(NS_STREAMTRANSPORTSERVICE_CONTRACTID);
|
|
NS_ASSERTION(target, "Must have stream transport service");
|
|
|
|
nsCOMPtr<InitCursorEvent> event = new InitCursorEvent(this, mFile);
|
|
target->Dispatch(event, NS_DISPATCH_NORMAL);
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsDOMDeviceStorageCursor::Continue(ErrorResult& aRv)
|
|
{
|
|
if (!mOkToCallContinue) {
|
|
aRv.Throw(NS_ERROR_UNEXPECTED);
|
|
return;
|
|
}
|
|
|
|
if (mRooted) {
|
|
// We call onsuccess multiple times. clear the last
|
|
// rooted result.
|
|
mResult = JSVAL_VOID;
|
|
NS_DROP_JS_OBJECTS(this, nsDOMDeviceStorageCursor);
|
|
mDone = false;
|
|
mRooted = false;
|
|
}
|
|
|
|
nsCOMPtr<ContinueCursorEvent> event = new ContinueCursorEvent(this);
|
|
event->Continue();
|
|
|
|
mOkToCallContinue = false;
|
|
}
|
|
|
|
bool
|
|
nsDOMDeviceStorageCursor::Recv__delete__(const bool& allow)
|
|
{
|
|
if (allow) {
|
|
Allow();
|
|
}
|
|
else {
|
|
Cancel();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void
|
|
nsDOMDeviceStorageCursor::IPDLRelease()
|
|
{
|
|
Release();
|
|
}
|
|
|
|
void
|
|
nsDOMDeviceStorageCursor::RequestComplete()
|
|
{
|
|
NS_ASSERTION(!mOkToCallContinue, "mOkToCallContinue must be false");
|
|
mOkToCallContinue = true;
|
|
}
|
|
|
|
class PostAvailableResultEvent : public nsRunnable
|
|
{
|
|
public:
|
|
PostAvailableResultEvent(DeviceStorageFile *aFile, DOMRequest* aRequest)
|
|
: mFile(aFile)
|
|
, mRequest(aRequest)
|
|
{
|
|
}
|
|
|
|
~PostAvailableResultEvent() {}
|
|
|
|
NS_IMETHOD Run()
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
nsString state = NS_LITERAL_STRING("unavailable");
|
|
if (mFile) {
|
|
mFile->GetStatus(state);
|
|
}
|
|
|
|
AutoJSContext cx;
|
|
JS::Rooted<JS::Value> result(cx, StringToJsval(mRequest->GetOwner(), state));
|
|
mRequest->FireSuccess(result);
|
|
mRequest = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
nsRefPtr<DeviceStorageFile> mFile;
|
|
nsRefPtr<DOMRequest> mRequest;
|
|
};
|
|
|
|
class PostResultEvent : public nsRunnable
|
|
{
|
|
public:
|
|
PostResultEvent(already_AddRefed<DOMRequest> aRequest, DeviceStorageFile* aFile)
|
|
: mFile(aFile)
|
|
, mRequest(aRequest)
|
|
{}
|
|
|
|
PostResultEvent(already_AddRefed<DOMRequest> aRequest, const nsAString & aPath)
|
|
: mPath(aPath)
|
|
, mRequest(aRequest)
|
|
{}
|
|
|
|
PostResultEvent(already_AddRefed<DOMRequest> aRequest, const uint64_t aValue)
|
|
: mValue(aValue)
|
|
, mRequest(aRequest)
|
|
{}
|
|
|
|
~PostResultEvent() {}
|
|
|
|
NS_IMETHOD Run()
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
AutoJSContext cx;
|
|
JS::Rooted<JS::Value> result(cx, JSVAL_NULL);
|
|
nsPIDOMWindow* window = mRequest->GetOwner();
|
|
|
|
if (mFile) {
|
|
result = nsIFileToJsval(window, mFile);
|
|
} else if (mPath.Length()) {
|
|
result = StringToJsval(window, mPath);
|
|
}
|
|
else {
|
|
result = JS_NumberValue(double(mValue));
|
|
}
|
|
|
|
mRequest->FireSuccess(result);
|
|
mRequest = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
nsRefPtr<DeviceStorageFile> mFile;
|
|
nsString mPath;
|
|
uint64_t mValue;
|
|
nsRefPtr<DOMRequest> mRequest;
|
|
};
|
|
|
|
class WriteFileEvent : public nsRunnable
|
|
{
|
|
public:
|
|
WriteFileEvent(nsIDOMBlob* aBlob,
|
|
DeviceStorageFile *aFile,
|
|
already_AddRefed<DOMRequest> aRequest)
|
|
: mBlob(aBlob)
|
|
, mFile(aFile)
|
|
, mRequest(aRequest)
|
|
{}
|
|
|
|
~WriteFileEvent() {}
|
|
|
|
NS_IMETHOD Run()
|
|
{
|
|
NS_ASSERTION(!NS_IsMainThread(), "Wrong thread!");
|
|
|
|
nsCOMPtr<nsIInputStream> stream;
|
|
mBlob->GetInternalStream(getter_AddRefs(stream));
|
|
|
|
bool check = false;
|
|
mFile->mFile->Exists(&check);
|
|
if (check) {
|
|
nsCOMPtr<PostErrorEvent> event = new PostErrorEvent(mRequest.forget(), POST_ERROR_EVENT_FILE_EXISTS);
|
|
NS_DispatchToMainThread(event);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult rv = mFile->Write(stream);
|
|
|
|
if (NS_FAILED(rv)) {
|
|
mFile->mFile->Remove(false);
|
|
|
|
nsCOMPtr<PostErrorEvent> event = new PostErrorEvent(mRequest.forget(), POST_ERROR_EVENT_UNKNOWN);
|
|
NS_DispatchToMainThread(event);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsString compositePath;
|
|
mFile->GetCompositePath(compositePath);
|
|
nsCOMPtr<PostResultEvent> event = new PostResultEvent(mRequest.forget(), compositePath);
|
|
NS_DispatchToMainThread(event);
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
nsCOMPtr<nsIDOMBlob> mBlob;
|
|
nsRefPtr<DeviceStorageFile> mFile;
|
|
nsRefPtr<DOMRequest> mRequest;
|
|
};
|
|
|
|
class ReadFileEvent : public nsRunnable
|
|
{
|
|
public:
|
|
ReadFileEvent(DeviceStorageFile* aFile,
|
|
already_AddRefed<DOMRequest> aRequest)
|
|
: mFile(aFile)
|
|
, mRequest(aRequest)
|
|
{
|
|
mFile->CalculateMimeType();
|
|
}
|
|
|
|
~ReadFileEvent() {}
|
|
|
|
NS_IMETHOD Run()
|
|
{
|
|
NS_ASSERTION(!NS_IsMainThread(), "Wrong thread!");
|
|
|
|
nsRefPtr<nsRunnable> r;
|
|
if (!mFile->mEditable) {
|
|
bool check = false;
|
|
mFile->mFile->Exists(&check);
|
|
if (!check) {
|
|
r = new PostErrorEvent(mRequest.forget(), POST_ERROR_EVENT_FILE_DOES_NOT_EXIST);
|
|
}
|
|
}
|
|
|
|
if (!r) {
|
|
nsresult rv = mFile->CalculateSizeAndModifiedDate();
|
|
if (NS_FAILED(rv)) {
|
|
r = new PostErrorEvent(mRequest.forget(), POST_ERROR_EVENT_UNKNOWN);
|
|
}
|
|
}
|
|
|
|
if (!r) {
|
|
r = new PostResultEvent(mRequest.forget(), mFile);
|
|
}
|
|
NS_DispatchToMainThread(r);
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
nsRefPtr<DeviceStorageFile> mFile;
|
|
nsRefPtr<DOMRequest> mRequest;
|
|
};
|
|
|
|
class DeleteFileEvent : public nsRunnable
|
|
{
|
|
public:
|
|
DeleteFileEvent(DeviceStorageFile* aFile,
|
|
already_AddRefed<DOMRequest> aRequest)
|
|
: mFile(aFile)
|
|
, mRequest(aRequest)
|
|
{}
|
|
|
|
~DeleteFileEvent() {}
|
|
|
|
NS_IMETHOD Run()
|
|
{
|
|
NS_ASSERTION(!NS_IsMainThread(), "Wrong thread!");
|
|
mFile->Remove();
|
|
|
|
nsRefPtr<nsRunnable> r;
|
|
bool check = false;
|
|
mFile->mFile->Exists(&check);
|
|
if (check) {
|
|
r = new PostErrorEvent(mRequest.forget(), POST_ERROR_EVENT_FILE_DOES_NOT_EXIST);
|
|
}
|
|
else {
|
|
nsString compositePath;
|
|
mFile->GetCompositePath(compositePath);
|
|
r = new PostResultEvent(mRequest.forget(), compositePath);
|
|
}
|
|
NS_DispatchToMainThread(r);
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
nsRefPtr<DeviceStorageFile> mFile;
|
|
nsRefPtr<DOMRequest> mRequest;
|
|
};
|
|
|
|
class UsedSpaceFileEvent : public nsRunnable
|
|
{
|
|
public:
|
|
UsedSpaceFileEvent(DeviceStorageFile* aFile,
|
|
already_AddRefed<DOMRequest> aRequest)
|
|
: mFile(aFile)
|
|
, mRequest(aRequest)
|
|
{}
|
|
|
|
~UsedSpaceFileEvent() {}
|
|
|
|
NS_IMETHOD Run()
|
|
{
|
|
NS_ASSERTION(!NS_IsMainThread(), "Wrong thread!");
|
|
|
|
uint64_t picturesUsage = 0, videosUsage = 0, musicUsage = 0, totalUsage = 0;
|
|
mFile->AccumDiskUsage(&picturesUsage, &videosUsage,
|
|
&musicUsage, &totalUsage);
|
|
nsCOMPtr<nsIRunnable> r;
|
|
if (mFile->mStorageType.EqualsLiteral(DEVICESTORAGE_PICTURES)) {
|
|
r = new PostResultEvent(mRequest.forget(), picturesUsage);
|
|
}
|
|
else if (mFile->mStorageType.EqualsLiteral(DEVICESTORAGE_VIDEOS)) {
|
|
r = new PostResultEvent(mRequest.forget(), videosUsage);
|
|
}
|
|
else if (mFile->mStorageType.EqualsLiteral(DEVICESTORAGE_MUSIC)) {
|
|
r = new PostResultEvent(mRequest.forget(), musicUsage);
|
|
} else {
|
|
r = new PostResultEvent(mRequest.forget(), totalUsage);
|
|
}
|
|
NS_DispatchToMainThread(r);
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
nsRefPtr<DeviceStorageFile> mFile;
|
|
nsRefPtr<DOMRequest> mRequest;
|
|
};
|
|
|
|
class FreeSpaceFileEvent : public nsRunnable
|
|
{
|
|
public:
|
|
FreeSpaceFileEvent(DeviceStorageFile* aFile,
|
|
already_AddRefed<DOMRequest> aRequest)
|
|
: mFile(aFile)
|
|
, mRequest(aRequest)
|
|
{}
|
|
|
|
~FreeSpaceFileEvent() {}
|
|
|
|
NS_IMETHOD Run()
|
|
{
|
|
NS_ASSERTION(!NS_IsMainThread(), "Wrong thread!");
|
|
|
|
int64_t freeSpace = 0;
|
|
if (mFile) {
|
|
mFile->GetDiskFreeSpace(&freeSpace);
|
|
}
|
|
|
|
nsCOMPtr<nsIRunnable> r;
|
|
r = new PostResultEvent(mRequest.forget(), static_cast<uint64_t>(freeSpace));
|
|
NS_DispatchToMainThread(r);
|
|
return NS_OK;
|
|
}
|
|
|
|
private:
|
|
nsRefPtr<DeviceStorageFile> mFile;
|
|
nsRefPtr<DOMRequest> mRequest;
|
|
};
|
|
|
|
class DeviceStorageRequest MOZ_FINAL
|
|
: public nsIContentPermissionRequest
|
|
, public nsIRunnable
|
|
, public PCOMContentPermissionRequestChild
|
|
{
|
|
public:
|
|
|
|
DeviceStorageRequest(const DeviceStorageRequestType aRequestType,
|
|
nsPIDOMWindow *aWindow,
|
|
nsIPrincipal *aPrincipal,
|
|
DeviceStorageFile *aFile,
|
|
DOMRequest* aRequest,
|
|
nsDOMDeviceStorage *aDeviceStorage)
|
|
: mRequestType(aRequestType)
|
|
, mWindow(aWindow)
|
|
, mPrincipal(aPrincipal)
|
|
, mFile(aFile)
|
|
, mRequest(aRequest)
|
|
, mDeviceStorage(aDeviceStorage)
|
|
{}
|
|
|
|
DeviceStorageRequest(const DeviceStorageRequestType aRequestType,
|
|
nsPIDOMWindow *aWindow,
|
|
nsIPrincipal *aPrincipal,
|
|
DeviceStorageFile *aFile,
|
|
DOMRequest* aRequest,
|
|
nsIDOMBlob *aBlob = nullptr)
|
|
: mRequestType(aRequestType)
|
|
, mWindow(aWindow)
|
|
, mPrincipal(aPrincipal)
|
|
, mFile(aFile)
|
|
, mRequest(aRequest)
|
|
, mBlob(aBlob) {}
|
|
|
|
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
|
|
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(DeviceStorageRequest, nsIContentPermissionRequest)
|
|
|
|
NS_IMETHOD Run() {
|
|
|
|
if (mozilla::Preferences::GetBool("device.storage.prompt.testing", false)) {
|
|
Allow();
|
|
return NS_OK;
|
|
}
|
|
|
|
if (XRE_GetProcessType() == GeckoProcessType_Content) {
|
|
|
|
// because owner implements nsITabChild, we can assume that it is
|
|
// the one and only TabChild.
|
|
TabChild* child = GetTabChildFrom(mWindow->GetDocShell());
|
|
if (!child) {
|
|
return NS_OK;
|
|
}
|
|
|
|
// Retain a reference so the object isn't deleted without IPDL's knowledge.
|
|
// Corresponding release occurs in DeallocPContentPermissionRequest.
|
|
AddRef();
|
|
|
|
nsCString type;
|
|
nsresult rv = DeviceStorageTypeChecker::GetPermissionForType(mFile->mStorageType, type);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
nsCString access;
|
|
rv = DeviceStorageTypeChecker::GetAccessForRequest(DeviceStorageRequestType(mRequestType), access);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
child->SendPContentPermissionRequestConstructor(this, type, access, IPC::Principal(mPrincipal));
|
|
|
|
Sendprompt();
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIContentPermissionPrompt> prompt = do_CreateInstance(NS_CONTENT_PERMISSION_PROMPT_CONTRACTID);
|
|
if (prompt) {
|
|
prompt->Prompt(this);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD GetType(nsACString & aType)
|
|
{
|
|
nsCString type;
|
|
nsresult rv = DeviceStorageTypeChecker::GetPermissionForType(mFile->mStorageType, aType);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD GetAccess(nsACString & aAccess)
|
|
{
|
|
nsresult rv = DeviceStorageTypeChecker::GetAccessForRequest(DeviceStorageRequestType(mRequestType), aAccess);
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD GetPrincipal(nsIPrincipal * *aRequestingPrincipal)
|
|
{
|
|
NS_IF_ADDREF(*aRequestingPrincipal = mPrincipal);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD GetWindow(nsIDOMWindow * *aRequestingWindow)
|
|
{
|
|
NS_IF_ADDREF(*aRequestingWindow = mWindow);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD GetElement(nsIDOMElement * *aRequestingElement)
|
|
{
|
|
*aRequestingElement = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD Cancel()
|
|
{
|
|
nsCOMPtr<PostErrorEvent> event = new PostErrorEvent(mRequest.forget(), POST_ERROR_EVENT_PERMISSION_DENIED);
|
|
NS_DispatchToMainThread(event);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHOD Allow()
|
|
{
|
|
nsCOMPtr<nsIRunnable> r;
|
|
|
|
if (!mRequest) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
switch(mRequestType) {
|
|
case DEVICE_STORAGE_REQUEST_CREATE:
|
|
{
|
|
if (!mBlob || !mFile->mFile) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
DeviceStorageTypeChecker* typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
if (!typeChecker) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!typeChecker->Check(mFile->mStorageType, mFile->mFile) ||
|
|
!typeChecker->Check(mFile->mStorageType, mBlob)) {
|
|
r = new PostErrorEvent(mRequest.forget(), POST_ERROR_EVENT_ILLEGAL_TYPE);
|
|
NS_DispatchToMainThread(r);
|
|
return NS_OK;
|
|
}
|
|
|
|
if (XRE_GetProcessType() != GeckoProcessType_Default) {
|
|
|
|
BlobChild* actor = ContentChild::GetSingleton()->GetOrCreateActorForBlob(mBlob);
|
|
if (!actor) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
DeviceStorageAddParams params;
|
|
params.blobChild() = actor;
|
|
params.type() = mFile->mStorageType;
|
|
params.storageName() = mFile->mStorageName;
|
|
params.relpath() = mFile->mPath;
|
|
|
|
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(mRequest, mFile);
|
|
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
|
|
return NS_OK;
|
|
}
|
|
r = new WriteFileEvent(mBlob, mFile, mRequest.forget());
|
|
break;
|
|
}
|
|
|
|
case DEVICE_STORAGE_REQUEST_READ:
|
|
case DEVICE_STORAGE_REQUEST_WRITE:
|
|
{
|
|
if (!mFile->mFile) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
DeviceStorageTypeChecker* typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
if (!typeChecker) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!typeChecker->Check(mFile->mStorageType, mFile->mFile)) {
|
|
r = new PostErrorEvent(mRequest.forget(), POST_ERROR_EVENT_ILLEGAL_TYPE);
|
|
NS_DispatchToMainThread(r);
|
|
return NS_OK;
|
|
}
|
|
|
|
if (XRE_GetProcessType() != GeckoProcessType_Default) {
|
|
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(mRequest, mFile);
|
|
DeviceStorageGetParams params(mFile->mStorageType,
|
|
mFile->mStorageName,
|
|
mFile->mRootDir,
|
|
mFile->mPath);
|
|
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
|
|
return NS_OK;
|
|
}
|
|
|
|
r = new ReadFileEvent(mFile, mRequest.forget());
|
|
break;
|
|
}
|
|
|
|
case DEVICE_STORAGE_REQUEST_DELETE:
|
|
{
|
|
if (!mFile->mFile) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
DeviceStorageTypeChecker* typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
if (!typeChecker) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!typeChecker->Check(mFile->mStorageType, mFile->mFile)) {
|
|
r = new PostErrorEvent(mRequest.forget(), POST_ERROR_EVENT_ILLEGAL_TYPE);
|
|
NS_DispatchToMainThread(r);
|
|
return NS_OK;
|
|
}
|
|
|
|
if (XRE_GetProcessType() != GeckoProcessType_Default) {
|
|
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(mRequest, mFile);
|
|
DeviceStorageDeleteParams params(mFile->mStorageType,
|
|
mFile->mStorageName,
|
|
mFile->mPath);
|
|
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
|
|
return NS_OK;
|
|
}
|
|
r = new DeleteFileEvent(mFile, mRequest.forget());
|
|
break;
|
|
}
|
|
|
|
case DEVICE_STORAGE_REQUEST_FREE_SPACE:
|
|
{
|
|
if (XRE_GetProcessType() != GeckoProcessType_Default) {
|
|
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(mRequest, mFile);
|
|
DeviceStorageFreeSpaceParams params(mFile->mStorageType,
|
|
mFile->mStorageName);
|
|
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
|
|
return NS_OK;
|
|
}
|
|
r = new FreeSpaceFileEvent(mFile, mRequest.forget());
|
|
break;
|
|
}
|
|
|
|
case DEVICE_STORAGE_REQUEST_USED_SPACE:
|
|
{
|
|
if (XRE_GetProcessType() != GeckoProcessType_Default) {
|
|
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(mRequest, mFile);
|
|
DeviceStorageUsedSpaceParams params(mFile->mStorageType,
|
|
mFile->mStorageName);
|
|
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
|
|
return NS_OK;
|
|
}
|
|
// this needs to be dispatched to only one (1)
|
|
// thread or we will do more work than required.
|
|
DeviceStorageUsedSpaceCache* usedSpaceCache = DeviceStorageUsedSpaceCache::CreateOrGet();
|
|
NS_ASSERTION(usedSpaceCache, "DeviceStorageUsedSpaceCache is null");
|
|
r = new UsedSpaceFileEvent(mFile, mRequest.forget());
|
|
usedSpaceCache->Dispatch(r);
|
|
return NS_OK;
|
|
}
|
|
|
|
case DEVICE_STORAGE_REQUEST_AVAILABLE:
|
|
{
|
|
if (XRE_GetProcessType() != GeckoProcessType_Default) {
|
|
PDeviceStorageRequestChild* child = new DeviceStorageRequestChild(mRequest, mFile);
|
|
DeviceStorageAvailableParams params(mFile->mStorageType,
|
|
mFile->mStorageName);
|
|
ContentChild::GetSingleton()->SendPDeviceStorageRequestConstructor(child, params);
|
|
return NS_OK;
|
|
}
|
|
r = new PostAvailableResultEvent(mFile, mRequest);
|
|
NS_DispatchToMainThread(r);
|
|
return NS_OK;
|
|
}
|
|
|
|
case DEVICE_STORAGE_REQUEST_WATCH:
|
|
{
|
|
mDeviceStorage->mAllowedToWatchFile = true;
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
if (r) {
|
|
nsCOMPtr<nsIEventTarget> target = do_GetService(NS_STREAMTRANSPORTSERVICE_CONTRACTID);
|
|
NS_ASSERTION(target, "Must have stream transport service");
|
|
target->Dispatch(r, NS_DISPATCH_NORMAL);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
bool Recv__delete__(const bool& allow)
|
|
{
|
|
if (allow) {
|
|
Allow();
|
|
}
|
|
else {
|
|
Cancel();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void IPDLRelease()
|
|
{
|
|
Release();
|
|
}
|
|
|
|
private:
|
|
int32_t mRequestType;
|
|
nsCOMPtr<nsPIDOMWindow> mWindow;
|
|
nsCOMPtr<nsIPrincipal> mPrincipal;
|
|
nsRefPtr<DeviceStorageFile> mFile;
|
|
|
|
nsRefPtr<DOMRequest> mRequest;
|
|
nsCOMPtr<nsIDOMBlob> mBlob;
|
|
nsRefPtr<nsDOMDeviceStorage> mDeviceStorage;
|
|
};
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(DeviceStorageRequest)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIContentPermissionRequest)
|
|
NS_INTERFACE_MAP_ENTRY(nsIContentPermissionRequest)
|
|
NS_INTERFACE_MAP_ENTRY(nsIRunnable)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTING_ADDREF(DeviceStorageRequest)
|
|
NS_IMPL_CYCLE_COLLECTING_RELEASE(DeviceStorageRequest)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_4(DeviceStorageRequest,
|
|
mRequest,
|
|
mWindow,
|
|
mBlob,
|
|
mDeviceStorage)
|
|
|
|
|
|
NS_INTERFACE_MAP_BEGIN(nsDOMDeviceStorage)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMDeviceStorage)
|
|
NS_INTERFACE_MAP_ENTRY(nsIObserver)
|
|
NS_INTERFACE_MAP_END_INHERITING(nsDOMEventTargetHelper)
|
|
|
|
NS_IMPL_ADDREF_INHERITED(nsDOMDeviceStorage, nsDOMEventTargetHelper)
|
|
NS_IMPL_RELEASE_INHERITED(nsDOMDeviceStorage, nsDOMEventTargetHelper)
|
|
|
|
nsDOMDeviceStorage::nsDOMDeviceStorage()
|
|
: mCompositeComponent(false),
|
|
mIsWatchingFile(false)
|
|
, mAllowedToWatchFile(false)
|
|
{
|
|
SetIsDOMBinding();
|
|
}
|
|
|
|
/* virtual */ JSObject*
|
|
nsDOMDeviceStorage::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aScope)
|
|
{
|
|
return DeviceStorageBinding::Wrap(aCx, aScope, this);
|
|
}
|
|
|
|
nsresult
|
|
nsDOMDeviceStorage::Init(nsPIDOMWindow* aWindow, const nsAString &aType,
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> > &aStores)
|
|
{
|
|
mStores.AppendElements(aStores);
|
|
nsresult rv = Init(aWindow, aType, EmptyString());
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDOMDeviceStorage::Init(nsPIDOMWindow* aWindow, const nsAString &aType, const nsAString &aVolName)
|
|
{
|
|
DebugOnly<FileUpdateDispatcher*> observer = FileUpdateDispatcher::GetSingleton();
|
|
NS_ASSERTION(observer, "FileUpdateDispatcher is null");
|
|
|
|
NS_ASSERTION(aWindow, "Must have a content dom");
|
|
|
|
if (IsComposite()) {
|
|
mStorageType = aType;
|
|
} else {
|
|
SetRootDirectoryForType(aType, aVolName);
|
|
if (!mRootDirectory) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
}
|
|
if (!IsCompositeComponent()) {
|
|
RegisterForSDCardChanges(this);
|
|
}
|
|
|
|
BindToOwner(aWindow);
|
|
|
|
// Grab the principal of the document
|
|
nsCOMPtr<nsIDocument> doc = aWindow->GetDoc();
|
|
if (!doc) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
mPrincipal = doc->NodePrincipal();
|
|
|
|
// the 'apps' type is special. We only want this exposed
|
|
// if the caller has the "webapps-manage" permission.
|
|
if (aType.EqualsLiteral("apps")) {
|
|
nsCOMPtr<nsIPermissionManager> permissionManager = do_GetService(NS_PERMISSIONMANAGER_CONTRACTID);
|
|
NS_ENSURE_TRUE(permissionManager, NS_ERROR_FAILURE);
|
|
|
|
uint32_t permission;
|
|
nsresult rv = permissionManager->TestPermissionFromPrincipal(mPrincipal,
|
|
"webapps-manage",
|
|
&permission);
|
|
|
|
if (NS_FAILED(rv) || permission != nsIPermissionManager::ALLOW_ACTION) {
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsDOMDeviceStorage::~nsDOMDeviceStorage()
|
|
{
|
|
}
|
|
|
|
void
|
|
nsDOMDeviceStorage::Shutdown()
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
if (!IsCompositeComponent()) {
|
|
UnregisterForSDCardChanges(this);
|
|
}
|
|
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->RemoveObserver(this, "file-watcher-update");
|
|
obs->RemoveObserver(this, "disk-space-watcher");
|
|
}
|
|
|
|
StaticRefPtr<nsDOMDeviceStorage::VolumeNameCache> nsDOMDeviceStorage::sVolumeNameCache;
|
|
|
|
// static
|
|
void
|
|
nsDOMDeviceStorage::GetOrderedVolumeNames(nsDOMDeviceStorage::VolumeNameArray &aVolumeNames)
|
|
{
|
|
if (sVolumeNameCache && sVolumeNameCache->mVolumeNames.Length() > 0) {
|
|
aVolumeNames.AppendElements(sVolumeNameCache->mVolumeNames);
|
|
return;
|
|
}
|
|
#ifdef MOZ_WIDGET_GONK
|
|
nsCOMPtr<nsIVolumeService> vs = do_GetService(NS_VOLUMESERVICE_CONTRACTID);
|
|
if (vs) {
|
|
vs->GetVolumeNames(aVolumeNames);
|
|
|
|
// If the volume sdcard exists, then we want it to be first.
|
|
|
|
VolumeNameArray::index_type sdcardIndex;
|
|
sdcardIndex = aVolumeNames.IndexOf(NS_LITERAL_STRING("sdcard"));
|
|
if (sdcardIndex != VolumeNameArray::NoIndex && sdcardIndex > 0) {
|
|
aVolumeNames.RemoveElementAt(sdcardIndex);
|
|
aVolumeNames.InsertElementAt(0, NS_LITERAL_STRING("sdcard"));
|
|
}
|
|
}
|
|
#endif
|
|
if (aVolumeNames.IsEmpty()) {
|
|
aVolumeNames.AppendElement(EmptyString());
|
|
}
|
|
sVolumeNameCache = new VolumeNameCache;
|
|
sVolumeNameCache->mVolumeNames.AppendElements(aVolumeNames);
|
|
}
|
|
|
|
// static
|
|
void
|
|
nsDOMDeviceStorage::CreateDeviceStorageFor(nsPIDOMWindow* aWin,
|
|
const nsAString &aType,
|
|
nsDOMDeviceStorage** aStore)
|
|
{
|
|
// Create the underlying non-composite device storage objects
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> > stores;
|
|
CreateDeviceStoragesFor(aWin, aType, stores, true);
|
|
if (stores.IsEmpty()) {
|
|
*aStore = nullptr;
|
|
return;
|
|
}
|
|
|
|
if (!DeviceStorageTypeChecker::IsVolumeBased(aType)) {
|
|
// Since the storage type isn't volume based, don't bother creating
|
|
// a composite object. Just use the one we got.
|
|
NS_ASSERTION(stores.Length() == 1, "Only expecting a single storage object");
|
|
NS_ADDREF(*aStore = stores[0].get());
|
|
return;
|
|
}
|
|
|
|
// Create the composite device storage object
|
|
nsRefPtr<nsDOMDeviceStorage> composite = new nsDOMDeviceStorage();
|
|
if (NS_FAILED(composite->Init(aWin, aType, stores))) {
|
|
*aStore = nullptr;
|
|
return;
|
|
}
|
|
NS_ADDREF(*aStore = composite.get());
|
|
}
|
|
|
|
// static
|
|
void
|
|
nsDOMDeviceStorage::CreateDeviceStoragesFor(nsPIDOMWindow* aWin,
|
|
const nsAString &aType,
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> > &aStores,
|
|
bool aCompositeComponent)
|
|
{
|
|
nsresult rv;
|
|
|
|
if (!DeviceStorageTypeChecker::IsVolumeBased(aType)) {
|
|
nsRefPtr<nsDOMDeviceStorage> storage = new nsDOMDeviceStorage();
|
|
rv = storage->Init(aWin, aType, EmptyString());
|
|
if (NS_SUCCEEDED(rv)) {
|
|
aStores.AppendElement(storage);
|
|
}
|
|
return;
|
|
}
|
|
VolumeNameArray volNames;
|
|
GetOrderedVolumeNames(volNames);
|
|
|
|
VolumeNameArray::size_type numVolumeNames = volNames.Length();
|
|
for (VolumeNameArray::index_type i = 0; i < numVolumeNames; i++) {
|
|
nsRefPtr<nsDOMDeviceStorage> storage = new nsDOMDeviceStorage();
|
|
storage->mCompositeComponent = aCompositeComponent;
|
|
rv = storage->Init(aWin, aType, volNames[i]);
|
|
if (NS_FAILED(rv)) {
|
|
break;
|
|
}
|
|
aStores.AppendElement(storage);
|
|
}
|
|
}
|
|
|
|
// static
|
|
bool
|
|
nsDOMDeviceStorage::ParseCompositePath(const nsAString& aCompositePath,
|
|
nsAString& aOutStorageName,
|
|
nsAString& aOutStoragePath)
|
|
{
|
|
aOutStorageName.Truncate();
|
|
aOutStoragePath.Truncate();
|
|
|
|
NS_NAMED_LITERAL_STRING(slash, "/");
|
|
|
|
nsDependentSubstring storageName;
|
|
|
|
if (StringBeginsWith(aCompositePath, slash)) {
|
|
int32_t slashIndex = aCompositePath.FindChar('/', 1);
|
|
if (slashIndex == kNotFound) {
|
|
// names of the form /filename are illegal
|
|
return false;
|
|
}
|
|
storageName.Rebind(aCompositePath, 1, slashIndex - 1);
|
|
aOutStoragePath = Substring(aCompositePath, slashIndex + 1);
|
|
} else {
|
|
aOutStoragePath = aCompositePath;
|
|
}
|
|
|
|
if (!storageName.IsEmpty()) {
|
|
aOutStorageName = storageName;
|
|
return true;
|
|
}
|
|
|
|
DeviceStorageTypeChecker* typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
NS_ASSERTION(typeChecker, "DeviceStorageTypeChecker is null");
|
|
nsString storageType;
|
|
typeChecker->GetTypeFromFileName(aOutStoragePath, storageType);
|
|
|
|
nsString defStorageName;
|
|
GetWritableStorageName(storageType, defStorageName);
|
|
if (defStorageName.IsEmpty()) {
|
|
return false;
|
|
}
|
|
aOutStorageName = defStorageName;
|
|
return true;
|
|
}
|
|
|
|
already_AddRefed<nsDOMDeviceStorage>
|
|
nsDOMDeviceStorage::GetStorage(const nsAString& aCompositePath, nsAString& aOutStoragePath)
|
|
{
|
|
MOZ_ASSERT(IsComposite());
|
|
|
|
nsString storageName;
|
|
if (!ParseCompositePath(aCompositePath, storageName, aOutStoragePath)) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsRefPtr<nsDOMDeviceStorage> ds;
|
|
ds = GetStorageByName(storageName);
|
|
return ds.forget();
|
|
}
|
|
|
|
already_AddRefed<nsDOMDeviceStorage>
|
|
nsDOMDeviceStorage::GetStorageByName(const nsAString& aStorageName)
|
|
{
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::size_type n = mStores.Length();
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::index_type i;
|
|
for (i = 0; i < n; i++) {
|
|
nsRefPtr<nsDOMDeviceStorage> ds = mStores[i];
|
|
if (ds->mStorageName == aStorageName) {
|
|
return ds.forget();
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
// static
|
|
void
|
|
nsDOMDeviceStorage::GetWritableStorageName(const nsAString& aStorageType,
|
|
nsAString& aStorageName)
|
|
{
|
|
// See if the preferred volume is available.
|
|
nsRefPtr<nsDOMDeviceStorage> ds;
|
|
nsAdoptingString prefStorageName =
|
|
mozilla::Preferences::GetString("device.storage.writable.name");
|
|
if (prefStorageName) {
|
|
DeviceStorageFile dsf(aStorageType, prefStorageName);
|
|
if (dsf.IsAvailable()) {
|
|
aStorageName = prefStorageName;
|
|
return;
|
|
}
|
|
}
|
|
|
|
// No preferred storage, or the preferred storage is unavailable. Find
|
|
// the first available storage area.
|
|
|
|
VolumeNameArray volNames;
|
|
GetOrderedVolumeNames(volNames);
|
|
VolumeNameArray::size_type numVolumes = volNames.Length();
|
|
VolumeNameArray::index_type i;
|
|
for (i = 0; i < numVolumes; i++) {
|
|
DeviceStorageFile dsf(aStorageType, volNames[i]);
|
|
if (dsf.IsAvailable()) {
|
|
aStorageName = volNames[i];
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool
|
|
nsDOMDeviceStorage::IsAvailable()
|
|
{
|
|
DeviceStorageFile dsf(mStorageType, mStorageName);
|
|
return dsf.IsAvailable();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::Add(nsIDOMBlob *aBlob, nsIDOMDOMRequest * *_retval)
|
|
{
|
|
ErrorResult rv;
|
|
nsRefPtr<DOMRequest> request = Add(aBlob, rv);
|
|
request.forget(_retval);
|
|
return rv.ErrorCode();
|
|
}
|
|
|
|
already_AddRefed<DOMRequest>
|
|
nsDOMDeviceStorage::Add(nsIDOMBlob* aBlob, ErrorResult& aRv)
|
|
{
|
|
if (!aBlob) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsCOMPtr<nsIMIMEService> mimeSvc = do_GetService(NS_MIMESERVICE_CONTRACTID);
|
|
if (!mimeSvc) {
|
|
aRv.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
// if mimeType isn't set, we will not get a correct
|
|
// extension, and AddNamed() will fail. This will post an
|
|
// onerror to the requestee.
|
|
nsString mimeType;
|
|
aBlob->GetType(mimeType);
|
|
|
|
nsCString extension;
|
|
mimeSvc->GetPrimaryExtension(NS_LossyConvertUTF16toASCII(mimeType), EmptyCString(), extension);
|
|
// if extension is null here, we will ignore it for now.
|
|
// AddNamed() will check the file path and fail. This
|
|
// will post an onerror to the requestee.
|
|
|
|
// possible race here w/ unique filename
|
|
char buffer[32];
|
|
NS_MakeRandomString(buffer, ArrayLength(buffer) - 1);
|
|
|
|
nsAutoCString path;
|
|
path.Assign(nsDependentCString(buffer));
|
|
path.Append(".");
|
|
path.Append(extension);
|
|
|
|
return AddNamed(aBlob, NS_ConvertASCIItoUTF16(path), aRv);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::AddNamed(nsIDOMBlob *aBlob,
|
|
const nsAString & aPath,
|
|
nsIDOMDOMRequest * *_retval)
|
|
{
|
|
ErrorResult rv;
|
|
nsRefPtr<DOMRequest> request = AddNamed(aBlob, aPath, rv);
|
|
request.forget(_retval);
|
|
return rv.ErrorCode();
|
|
}
|
|
|
|
already_AddRefed<DOMRequest>
|
|
nsDOMDeviceStorage::AddNamed(nsIDOMBlob* aBlob, const nsAString& aPath,
|
|
ErrorResult& aRv)
|
|
{
|
|
// if the blob is null here, bail
|
|
if (!aBlob) {
|
|
return nullptr;
|
|
}
|
|
|
|
nsCOMPtr<nsPIDOMWindow> win = GetOwner();
|
|
if (!win) {
|
|
aRv.Throw(NS_ERROR_UNEXPECTED);
|
|
return nullptr;
|
|
}
|
|
|
|
DeviceStorageTypeChecker* typeChecker = DeviceStorageTypeChecker::CreateOrGet();
|
|
if (!typeChecker) {
|
|
aRv.Throw(NS_ERROR_FAILURE);
|
|
return nullptr;
|
|
}
|
|
|
|
nsCOMPtr<nsIRunnable> r;
|
|
|
|
if (IsComposite()) {
|
|
nsString storagePath;
|
|
nsRefPtr<nsDOMDeviceStorage> ds = GetStorage(aPath, storagePath);
|
|
if (!ds) {
|
|
nsRefPtr<DOMRequest> request = new DOMRequest(win);
|
|
r = new PostErrorEvent(request, POST_ERROR_EVENT_UNKNOWN);
|
|
NS_DispatchToMainThread(r);
|
|
return request.forget();
|
|
}
|
|
return ds->AddNamed(aBlob, storagePath, aRv);
|
|
}
|
|
|
|
nsRefPtr<DOMRequest> request = new DOMRequest(win);
|
|
|
|
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType,
|
|
mStorageName,
|
|
aPath);
|
|
if (!dsf->IsSafePath()) {
|
|
r = new PostErrorEvent(request, POST_ERROR_EVENT_PERMISSION_DENIED);
|
|
} else if (!typeChecker->Check(mStorageType, dsf->mFile) ||
|
|
!typeChecker->Check(mStorageType, aBlob)) {
|
|
r = new PostErrorEvent(request, POST_ERROR_EVENT_ILLEGAL_TYPE);
|
|
} else {
|
|
r = new DeviceStorageRequest(DEVICE_STORAGE_REQUEST_CREATE,
|
|
win, mPrincipal, dsf, request, aBlob);
|
|
}
|
|
|
|
NS_DispatchToMainThread(r);
|
|
return request.forget();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::Get(const nsAString& aPath, nsIDOMDOMRequest** aRetval)
|
|
{
|
|
ErrorResult rv;
|
|
nsRefPtr<DOMRequest> request = Get(aPath, rv);
|
|
request.forget(aRetval);
|
|
return rv.ErrorCode();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::GetEditable(const nsAString& aPath,
|
|
nsIDOMDOMRequest** aRetval)
|
|
{
|
|
ErrorResult rv;
|
|
nsRefPtr<DOMRequest> request = GetEditable(aPath, rv);
|
|
request.forget(aRetval);
|
|
return rv.ErrorCode();
|
|
}
|
|
|
|
already_AddRefed<DOMRequest>
|
|
nsDOMDeviceStorage::GetInternal(const nsAString& aPath, bool aEditable,
|
|
ErrorResult& aRv)
|
|
{
|
|
nsCOMPtr<nsPIDOMWindow> win = GetOwner();
|
|
if (!win) {
|
|
aRv.Throw(NS_ERROR_UNEXPECTED);
|
|
return nullptr;
|
|
}
|
|
|
|
nsRefPtr<DOMRequest> request = new DOMRequest(win);
|
|
|
|
if (IsComposite()) {
|
|
nsString storagePath;
|
|
nsRefPtr<nsDOMDeviceStorage> ds = GetStorage(aPath, storagePath);
|
|
if (!ds) {
|
|
nsCOMPtr<nsIRunnable> r =
|
|
new PostErrorEvent(request, POST_ERROR_EVENT_UNKNOWN);
|
|
NS_DispatchToMainThread(r);
|
|
return request.forget();
|
|
}
|
|
ds->GetInternal(win, storagePath, request, aEditable);
|
|
return request.forget();
|
|
}
|
|
GetInternal(win, aPath, request, aEditable);
|
|
return request.forget();
|
|
}
|
|
|
|
void
|
|
nsDOMDeviceStorage::GetInternal(nsPIDOMWindow *aWin,
|
|
const nsAString& aPath,
|
|
DOMRequest* aRequest,
|
|
bool aEditable)
|
|
{
|
|
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType,
|
|
mStorageName,
|
|
aPath);
|
|
dsf->SetEditable(aEditable);
|
|
|
|
nsCOMPtr<nsIRunnable> r;
|
|
if (!dsf->IsSafePath()) {
|
|
r = new PostErrorEvent(aRequest, POST_ERROR_EVENT_PERMISSION_DENIED);
|
|
} else {
|
|
r = new DeviceStorageRequest(aEditable ? DEVICE_STORAGE_REQUEST_WRITE : DEVICE_STORAGE_REQUEST_READ,
|
|
aWin, mPrincipal, dsf, aRequest);
|
|
}
|
|
NS_DispatchToMainThread(r);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::Delete(const nsAString& aPath, nsIDOMDOMRequest** aRetval)
|
|
{
|
|
ErrorResult rv;
|
|
nsRefPtr<DOMRequest> request = Delete(aPath, rv);
|
|
request.forget(aRetval);
|
|
return rv.ErrorCode();
|
|
}
|
|
|
|
already_AddRefed<DOMRequest>
|
|
nsDOMDeviceStorage::Delete(const nsAString& aPath, ErrorResult& aRv)
|
|
{
|
|
nsCOMPtr<nsPIDOMWindow> win = GetOwner();
|
|
if (!win) {
|
|
aRv.Throw(NS_ERROR_UNEXPECTED);
|
|
return nullptr;
|
|
}
|
|
|
|
nsRefPtr<DOMRequest> request = new DOMRequest(win);
|
|
|
|
if (IsComposite()) {
|
|
nsString storagePath;
|
|
nsRefPtr<nsDOMDeviceStorage> ds = GetStorage(aPath, storagePath);
|
|
if (!ds) {
|
|
nsCOMPtr<nsIRunnable> r =
|
|
new PostErrorEvent(request, POST_ERROR_EVENT_UNKNOWN);
|
|
NS_DispatchToMainThread(r);
|
|
return request.forget();
|
|
}
|
|
ds->DeleteInternal(win, storagePath, request);
|
|
return request.forget();
|
|
}
|
|
DeleteInternal(win, aPath, request);
|
|
return request.forget();
|
|
}
|
|
|
|
void
|
|
nsDOMDeviceStorage::DeleteInternal(nsPIDOMWindow *aWin,
|
|
const nsAString& aPath,
|
|
DOMRequest* aRequest)
|
|
{
|
|
nsCOMPtr<nsIRunnable> r;
|
|
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType,
|
|
mStorageName,
|
|
aPath);
|
|
if (!dsf->IsSafePath()) {
|
|
r = new PostErrorEvent(aRequest, POST_ERROR_EVENT_PERMISSION_DENIED);
|
|
} else {
|
|
r = new DeviceStorageRequest(DEVICE_STORAGE_REQUEST_DELETE,
|
|
aWin, mPrincipal, dsf, aRequest);
|
|
}
|
|
NS_DispatchToMainThread(r);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::FreeSpace(nsIDOMDOMRequest** aRetval)
|
|
{
|
|
ErrorResult rv;
|
|
nsRefPtr<DOMRequest> request = FreeSpace(rv);
|
|
request.forget(aRetval);
|
|
return rv.ErrorCode();
|
|
}
|
|
|
|
already_AddRefed<DOMRequest>
|
|
nsDOMDeviceStorage::FreeSpace(ErrorResult& aRv)
|
|
{
|
|
nsCOMPtr<nsPIDOMWindow> win = GetOwner();
|
|
if (!win) {
|
|
aRv.Throw(NS_ERROR_UNEXPECTED);
|
|
return nullptr;
|
|
}
|
|
|
|
nsRefPtr<DOMRequest> request = new DOMRequest(win);
|
|
|
|
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType,
|
|
mStorageName);
|
|
nsCOMPtr<nsIRunnable> r = new DeviceStorageRequest(DEVICE_STORAGE_REQUEST_FREE_SPACE,
|
|
win,
|
|
mPrincipal,
|
|
dsf,
|
|
request);
|
|
NS_DispatchToMainThread(r);
|
|
return request.forget();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::UsedSpace(nsIDOMDOMRequest** aRetval)
|
|
{
|
|
ErrorResult rv;
|
|
nsRefPtr<DOMRequest> request = UsedSpace(rv);
|
|
request.forget(aRetval);
|
|
return rv.ErrorCode();
|
|
}
|
|
|
|
already_AddRefed<DOMRequest>
|
|
nsDOMDeviceStorage::UsedSpace(ErrorResult& aRv)
|
|
{
|
|
nsCOMPtr<nsPIDOMWindow> win = GetOwner();
|
|
if (!win) {
|
|
aRv.Throw(NS_ERROR_UNEXPECTED);
|
|
return nullptr;
|
|
}
|
|
|
|
DebugOnly<DeviceStorageUsedSpaceCache*> usedSpaceCache = DeviceStorageUsedSpaceCache::CreateOrGet();
|
|
NS_ASSERTION(usedSpaceCache, "DeviceStorageUsedSpaceCache is null");
|
|
|
|
nsRefPtr<DOMRequest> request = new DOMRequest(win);
|
|
|
|
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType,
|
|
mStorageName);
|
|
nsCOMPtr<nsIRunnable> r = new DeviceStorageRequest(DEVICE_STORAGE_REQUEST_USED_SPACE,
|
|
win,
|
|
mPrincipal,
|
|
dsf,
|
|
request);
|
|
NS_DispatchToMainThread(r);
|
|
return request.forget();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::Available(nsIDOMDOMRequest** aRetval)
|
|
{
|
|
ErrorResult rv;
|
|
nsRefPtr<DOMRequest> request = Available(rv);
|
|
request.forget(aRetval);
|
|
return rv.ErrorCode();
|
|
}
|
|
|
|
already_AddRefed<DOMRequest>
|
|
nsDOMDeviceStorage::Available(ErrorResult& aRv)
|
|
{
|
|
nsCOMPtr<nsPIDOMWindow> win = GetOwner();
|
|
if (!win) {
|
|
aRv.Throw(NS_ERROR_UNEXPECTED);
|
|
return nullptr;
|
|
}
|
|
|
|
nsRefPtr<DOMRequest> request = new DOMRequest(win);
|
|
|
|
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType,
|
|
mStorageName);
|
|
nsCOMPtr<nsIRunnable> r = new DeviceStorageRequest(DEVICE_STORAGE_REQUEST_AVAILABLE,
|
|
win,
|
|
mPrincipal,
|
|
dsf,
|
|
request);
|
|
NS_DispatchToMainThread(r);
|
|
return request.forget();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::GetRootDirectoryForFile(const nsAString& aName, nsIFile** aRootDirectory)
|
|
{
|
|
nsRefPtr<nsDOMDeviceStorage> ds;
|
|
|
|
if (IsComposite()) {
|
|
nsString storagePath;
|
|
ds = GetStorage(aName, storagePath);
|
|
} else {
|
|
ds = this;
|
|
}
|
|
if (!ds || !ds->mRootDirectory) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
return ds->mRootDirectory->Clone(aRootDirectory);
|
|
}
|
|
|
|
bool
|
|
nsDOMDeviceStorage::Default()
|
|
{
|
|
nsString defaultStorageName;
|
|
GetWritableStorageName(mStorageType, defaultStorageName);
|
|
return mStorageName.Equals(defaultStorageName);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::GetDefault(bool* aDefault)
|
|
{
|
|
*aDefault = Default();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::GetStorageName(nsAString& aStorageName)
|
|
{
|
|
aStorageName = mStorageName;
|
|
return NS_OK;
|
|
}
|
|
|
|
already_AddRefed<DOMCursor>
|
|
nsDOMDeviceStorage::Enumerate(const nsAString& aPath,
|
|
const EnumerationParameters& aOptions,
|
|
ErrorResult& aRv)
|
|
{
|
|
return EnumerateInternal(aPath, aOptions, false, aRv);
|
|
}
|
|
|
|
already_AddRefed<DOMCursor>
|
|
nsDOMDeviceStorage::EnumerateEditable(const nsAString& aPath,
|
|
const EnumerationParameters& aOptions,
|
|
ErrorResult& aRv)
|
|
{
|
|
return EnumerateInternal(aPath, aOptions, true, aRv);
|
|
}
|
|
|
|
|
|
already_AddRefed<DOMCursor>
|
|
nsDOMDeviceStorage::EnumerateInternal(const nsAString& aPath,
|
|
const EnumerationParameters& aOptions,
|
|
bool aEditable, ErrorResult& aRv)
|
|
{
|
|
nsCOMPtr<nsPIDOMWindow> win = GetOwner();
|
|
if (!win) {
|
|
aRv.Throw(NS_ERROR_UNEXPECTED);
|
|
return nullptr;
|
|
}
|
|
|
|
PRTime since = 0;
|
|
if (aOptions.mSince.WasPassed() && !aOptions.mSince.Value().IsUndefined()) {
|
|
since = PRTime(aOptions.mSince.Value().TimeStamp());
|
|
}
|
|
|
|
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType,
|
|
mStorageName,
|
|
aPath,
|
|
EmptyString());
|
|
dsf->SetEditable(aEditable);
|
|
|
|
nsRefPtr<nsDOMDeviceStorageCursor> cursor = new nsDOMDeviceStorageCursor(win, mPrincipal,
|
|
dsf, since);
|
|
nsRefPtr<DeviceStorageCursorRequest> r = new DeviceStorageCursorRequest(cursor);
|
|
|
|
if (mozilla::Preferences::GetBool("device.storage.prompt.testing", false)) {
|
|
r->Allow();
|
|
return cursor.forget();
|
|
}
|
|
|
|
if (XRE_GetProcessType() == GeckoProcessType_Content) {
|
|
// because owner implements nsITabChild, we can assume that it is
|
|
// the one and only TabChild.
|
|
TabChild* child = GetTabChildFrom(win->GetDocShell());
|
|
if (!child) {
|
|
return cursor.forget();
|
|
}
|
|
|
|
// Retain a reference so the object isn't deleted without IPDL's knowledge.
|
|
// Corresponding release occurs in DeallocPContentPermissionRequest.
|
|
r->AddRef();
|
|
|
|
nsCString type;
|
|
aRv = DeviceStorageTypeChecker::GetPermissionForType(mStorageType, type);
|
|
if (aRv.Failed()) {
|
|
return nullptr;
|
|
}
|
|
child->SendPContentPermissionRequestConstructor(r, type, NS_LITERAL_CSTRING("read"), IPC::Principal(mPrincipal));
|
|
|
|
r->Sendprompt();
|
|
|
|
return cursor.forget();
|
|
}
|
|
|
|
nsCOMPtr<nsIContentPermissionPrompt> prompt = do_CreateInstance(NS_CONTENT_PERMISSION_PROMPT_CONTRACTID);
|
|
if (prompt) {
|
|
prompt->Prompt(r);
|
|
}
|
|
|
|
return cursor.forget();
|
|
}
|
|
|
|
#ifdef MOZ_WIDGET_GONK
|
|
void
|
|
nsDOMDeviceStorage::DispatchMountChangeEvent(nsAString& aVolumeName,
|
|
nsAString& aVolumeStatus)
|
|
{
|
|
nsCOMPtr<nsIDOMEvent> event;
|
|
NS_NewDOMDeviceStorageChangeEvent(getter_AddRefs(event), this, nullptr, nullptr);
|
|
|
|
nsCOMPtr<nsIDOMDeviceStorageChangeEvent> ce = do_QueryInterface(event);
|
|
nsresult rv = ce->InitDeviceStorageChangeEvent(NS_LITERAL_STRING("change"),
|
|
true, false,
|
|
aVolumeName,
|
|
aVolumeStatus);
|
|
if (NS_FAILED(rv)) {
|
|
return;
|
|
}
|
|
|
|
bool ignore;
|
|
DispatchEvent(ce, &ignore);
|
|
}
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::Observe(nsISupports *aSubject, const char *aTopic, const PRUnichar *aData)
|
|
{
|
|
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
|
|
|
|
if (!strcmp(aTopic, "file-watcher-update")) {
|
|
|
|
DeviceStorageFile* file = static_cast<DeviceStorageFile*>(aSubject);
|
|
Notify(NS_ConvertUTF16toUTF8(aData).get(), file);
|
|
return NS_OK;
|
|
}
|
|
if (!strcmp(aTopic, "disk-space-watcher")) {
|
|
// 'disk-space-watcher' notifications are sent when there is a modification
|
|
// of a file in a specific location while a low device storage situation
|
|
// exists or after recovery of a low storage situation. For Firefox OS,
|
|
// these notifications are specific for apps storage.
|
|
nsRefPtr<DeviceStorageFile> file =
|
|
new DeviceStorageFile(mStorageType, mStorageName);
|
|
if (!strcmp(NS_ConvertUTF16toUTF8(aData).get(), "full")) {
|
|
Notify("low-disk-space", file);
|
|
} else if (!strcmp(NS_ConvertUTF16toUTF8(aData).get(), "free")) {
|
|
Notify("available-disk-space", file);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
#ifdef MOZ_WIDGET_GONK
|
|
else if (!strcmp(aTopic, NS_VOLUME_STATE_CHANGED)) {
|
|
// We only invalidate the used space cache for the volume that actually changed state.
|
|
nsCOMPtr<nsIVolume> vol = do_QueryInterface(aSubject);
|
|
if (!vol) {
|
|
return NS_OK;
|
|
}
|
|
nsString volName;
|
|
vol->GetName(volName);
|
|
|
|
DeviceStorageUsedSpaceCache* usedSpaceCache = DeviceStorageUsedSpaceCache::CreateOrGet();
|
|
NS_ASSERTION(usedSpaceCache, "DeviceStorageUsedSpaceCache is null");
|
|
usedSpaceCache->Invalidate(volName);
|
|
|
|
// But if we're a composite storage area, we want to report a composite availability,
|
|
// so we use mStorageName here instead of volName. (Note: for composite devices,
|
|
// mStorageName will be the empty string).
|
|
DeviceStorageFile dsf(mStorageType, mStorageName);
|
|
nsString status;
|
|
dsf.GetStatus(status);
|
|
DispatchMountChangeEvent(mStorageName, status);
|
|
return NS_OK;
|
|
}
|
|
#endif
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsDOMDeviceStorage::Notify(const char* aReason, DeviceStorageFile* aFile)
|
|
{
|
|
if (!mAllowedToWatchFile) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (!mStorageType.Equals(aFile->mStorageType) ||
|
|
!mStorageName.Equals(aFile->mStorageName)) {
|
|
// Ignore this
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMEvent> event;
|
|
NS_NewDOMDeviceStorageChangeEvent(getter_AddRefs(event), this,
|
|
nullptr, nullptr);
|
|
|
|
nsCOMPtr<nsIDOMDeviceStorageChangeEvent> ce = do_QueryInterface(event);
|
|
|
|
nsString reason;
|
|
reason.AssignWithConversion(aReason);
|
|
|
|
nsString compositePath;
|
|
aFile->GetCompositePath(compositePath);
|
|
nsresult rv = ce->InitDeviceStorageChangeEvent(NS_LITERAL_STRING("change"),
|
|
true, false, compositePath,
|
|
reason);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
bool ignore;
|
|
DispatchEvent(ce, &ignore);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::AddEventListener(const nsAString & aType,
|
|
nsIDOMEventListener *aListener,
|
|
bool aUseCapture,
|
|
bool aWantsUntrusted,
|
|
uint8_t aArgc)
|
|
{
|
|
nsCOMPtr<nsPIDOMWindow> win = GetOwner();
|
|
if (!win) {
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
if (IsComposite()) {
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::size_type n = mStores.Length();
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::index_type i;
|
|
for (i = 0; i < n; i++) {
|
|
nsresult rv = mStores[i]->AddEventListener(aType, aListener, aUseCapture, aWantsUntrusted, aArgc);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
// Fall through, so that we add an event listener for the composite object as well.
|
|
}
|
|
|
|
nsRefPtr<DOMRequest> request = new DOMRequest(win);
|
|
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType,
|
|
mStorageName);
|
|
nsCOMPtr<nsIRunnable> r = new DeviceStorageRequest(DEVICE_STORAGE_REQUEST_WATCH,
|
|
win, mPrincipal, dsf, request, this);
|
|
NS_DispatchToMainThread(r);
|
|
return nsDOMEventTargetHelper::AddEventListener(aType, aListener, aUseCapture, aWantsUntrusted, aArgc);
|
|
}
|
|
|
|
void
|
|
nsDOMDeviceStorage::AddEventListener(const nsAString & aType,
|
|
nsIDOMEventListener *aListener,
|
|
bool aUseCapture,
|
|
const Nullable<bool>& aWantsUntrusted,
|
|
ErrorResult& aRv)
|
|
{
|
|
nsCOMPtr<nsPIDOMWindow> win = GetOwner();
|
|
if (!win) {
|
|
aRv.Throw(NS_ERROR_UNEXPECTED);
|
|
return;
|
|
}
|
|
if (IsComposite()) {
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::size_type n = mStores.Length();
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::index_type i;
|
|
for (i = 0; i < n; i++) {
|
|
mStores[i]->AddEventListener(aType, aListener, aUseCapture, aWantsUntrusted, aRv);
|
|
}
|
|
// Fall through, so that we add an event listener for the composite object as well.
|
|
}
|
|
|
|
nsRefPtr<DOMRequest> request = new DOMRequest(win);
|
|
nsRefPtr<DeviceStorageFile> dsf = new DeviceStorageFile(mStorageType,
|
|
mStorageName);
|
|
nsCOMPtr<nsIRunnable> r = new DeviceStorageRequest(DEVICE_STORAGE_REQUEST_WATCH,
|
|
win, mPrincipal, dsf, request, this);
|
|
NS_DispatchToMainThread(r);
|
|
nsDOMEventTargetHelper::AddEventListener(aType, aListener, aUseCapture, aWantsUntrusted, aRv);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::AddSystemEventListener(const nsAString & aType,
|
|
nsIDOMEventListener *aListener,
|
|
bool aUseCapture,
|
|
bool aWantsUntrusted,
|
|
uint8_t aArgc)
|
|
{
|
|
if (IsComposite()) {
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::size_type n = mStores.Length();
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::index_type i;
|
|
for (i = 0; i < n; i++) {
|
|
nsresult rv = mStores[i]->AddSystemEventListener(aType, aListener, aUseCapture, aWantsUntrusted, aArgc);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
if (!mIsWatchingFile) {
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->AddObserver(this, "file-watcher-update", false);
|
|
mIsWatchingFile = true;
|
|
}
|
|
|
|
return nsDOMDeviceStorage::AddEventListener(aType,aListener,aUseCapture,aWantsUntrusted, aArgc);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::RemoveEventListener(const nsAString & aType,
|
|
nsIDOMEventListener *aListener,
|
|
bool aUseCapture)
|
|
{
|
|
if (IsComposite()) {
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::size_type n = mStores.Length();
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::index_type i;
|
|
for (i = 0; i < n; i++) {
|
|
nsresult rv = mStores[i]->RemoveEventListener(aType, aListener, aUseCapture);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
// Fall through, so that we remove the event listener for the composite
|
|
// object as well.
|
|
}
|
|
nsDOMEventTargetHelper::RemoveEventListener(aType, aListener, false);
|
|
|
|
if (mIsWatchingFile && !HasListenersFor(nsGkAtoms::onchange)) {
|
|
mIsWatchingFile = false;
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->RemoveObserver(this, "file-watcher-update");
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsDOMDeviceStorage::RemoveEventListener(const nsAString& aType,
|
|
nsIDOMEventListener* aListener,
|
|
bool aCapture,
|
|
ErrorResult& aRv)
|
|
{
|
|
if (IsComposite()) {
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::size_type n = mStores.Length();
|
|
nsTArray<nsRefPtr<nsDOMDeviceStorage> >::index_type i;
|
|
for (i = 0; i < n; i++) {
|
|
mStores[i]->RemoveEventListener(aType, aListener, aCapture, aRv);
|
|
}
|
|
// Fall through, so that we remove the event listener for the composite
|
|
// object as well.
|
|
}
|
|
nsDOMEventTargetHelper::RemoveEventListener(aType, aListener, aCapture, aRv);
|
|
|
|
if (mIsWatchingFile && !HasListenersFor(nsGkAtoms::onchange)) {
|
|
mIsWatchingFile = false;
|
|
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
|
|
obs->RemoveObserver(this, "file-watcher-update");
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::RemoveSystemEventListener(const nsAString & aType,
|
|
nsIDOMEventListener *aListener,
|
|
bool aUseCapture)
|
|
{
|
|
return nsDOMDeviceStorage::RemoveEventListener(aType, aListener, aUseCapture);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsDOMDeviceStorage::DispatchEvent(nsIDOMEvent *aEvt,
|
|
bool *aRetval)
|
|
{
|
|
return nsDOMEventTargetHelper::DispatchEvent(aEvt, aRetval);
|
|
}
|
|
|
|
EventTarget*
|
|
nsDOMDeviceStorage::GetTargetForDOMEvent()
|
|
{
|
|
return nsDOMEventTargetHelper::GetTargetForDOMEvent();
|
|
}
|
|
|
|
EventTarget *
|
|
nsDOMDeviceStorage::GetTargetForEventTargetChain()
|
|
{
|
|
return nsDOMEventTargetHelper::GetTargetForEventTargetChain();
|
|
}
|
|
|
|
nsresult
|
|
nsDOMDeviceStorage::PreHandleEvent(nsEventChainPreVisitor & aVisitor)
|
|
{
|
|
return nsDOMEventTargetHelper::PreHandleEvent(aVisitor);
|
|
}
|
|
|
|
nsresult
|
|
nsDOMDeviceStorage::WillHandleEvent(nsEventChainPostVisitor & aVisitor)
|
|
{
|
|
return nsDOMEventTargetHelper::WillHandleEvent(aVisitor);
|
|
}
|
|
|
|
nsresult
|
|
nsDOMDeviceStorage::PostHandleEvent(nsEventChainPostVisitor & aVisitor)
|
|
{
|
|
return nsDOMEventTargetHelper::PostHandleEvent(aVisitor);
|
|
}
|
|
|
|
nsresult
|
|
nsDOMDeviceStorage::DispatchDOMEvent(nsEvent *aEvent,
|
|
nsIDOMEvent *aDOMEvent,
|
|
nsPresContext *aPresContext,
|
|
nsEventStatus *aEventStatus)
|
|
{
|
|
return nsDOMEventTargetHelper::DispatchDOMEvent(aEvent,
|
|
aDOMEvent,
|
|
aPresContext,
|
|
aEventStatus);
|
|
}
|
|
|
|
nsEventListenerManager *
|
|
nsDOMDeviceStorage::GetListenerManager(bool aMayCreate)
|
|
{
|
|
return nsDOMEventTargetHelper::GetListenerManager(aMayCreate);
|
|
}
|
|
|
|
nsIScriptContext *
|
|
nsDOMDeviceStorage::GetContextForEventHandlers(nsresult *aRv)
|
|
{
|
|
return nsDOMEventTargetHelper::GetContextForEventHandlers(aRv);
|
|
}
|
|
|
|
JSContext *
|
|
nsDOMDeviceStorage::GetJSContextForEventHandlers()
|
|
{
|
|
return nsDOMEventTargetHelper::GetJSContextForEventHandlers();
|
|
}
|
|
|
|
NS_IMPL_EVENT_HANDLER(nsDOMDeviceStorage, change)
|