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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "webkit/fileapi/sandbox_quota_observer.h" | |
| 6 | |
| 7 #include "base/sequenced_task_runner.h" | |
| 8 #include "webkit/fileapi/file_system_url.h" | |
| 9 #include "webkit/fileapi/file_system_usage_cache.h" | |
| 10 #include "webkit/fileapi/file_system_util.h" | |
| 11 #include "webkit/fileapi/sandbox_mount_point_provider.h" | |
| 12 #include "webkit/quota/quota_client.h" | |
| 13 #include "webkit/quota/quota_manager.h" | |
| 14 | |
| 15 namespace fileapi { | |
| 16 | |
| 17 SandboxQuotaObserver::SandboxQuotaObserver( | |
| 18 quota::QuotaManagerProxy* quota_manager_proxy, | |
| 19 base::SequencedTaskRunner* update_notify_runner, | |
| 20 ObfuscatedFileUtil* sandbox_file_util, | |
| 21 FileSystemUsageCache* file_system_usage_cache) | |
| 22 : quota_manager_proxy_(quota_manager_proxy), | |
| 23 update_notify_runner_(update_notify_runner), | |
| 24 sandbox_file_util_(sandbox_file_util), | |
| 25 file_system_usage_cache_(file_system_usage_cache), | |
| 26 running_delayed_cache_update_(false), | |
| 27 weak_factory_(this) {} | |
| 28 | |
| 29 SandboxQuotaObserver::~SandboxQuotaObserver() {} | |
| 30 | |
| 31 void SandboxQuotaObserver::OnStartUpdate(const FileSystemURL& url) { | |
| 32 DCHECK(SandboxMountPointProvider::IsSandboxType(url.type())); | |
| 33 DCHECK(update_notify_runner_->RunsTasksOnCurrentThread()); | |
| 34 base::FilePath usage_file_path = GetUsageCachePath(url); | |
| 35 if (usage_file_path.empty()) | |
| 36 return; | |
| 37 file_system_usage_cache_->IncrementDirty(usage_file_path); | |
| 38 } | |
| 39 | |
| 40 void SandboxQuotaObserver::OnUpdate(const FileSystemURL& url, | |
| 41 int64 delta) { | |
| 42 DCHECK(SandboxMountPointProvider::IsSandboxType(url.type())); | |
| 43 DCHECK(update_notify_runner_->RunsTasksOnCurrentThread()); | |
| 44 | |
| 45 if (quota_manager_proxy_) { | |
| 46 quota_manager_proxy_->NotifyStorageModified( | |
| 47 quota::QuotaClient::kFileSystem, | |
| 48 url.origin(), | |
| 49 FileSystemTypeToQuotaStorageType(url.type()), | |
| 50 delta); | |
| 51 } | |
| 52 | |
| 53 base::FilePath usage_file_path = GetUsageCachePath(url); | |
| 54 if (usage_file_path.empty()) | |
| 55 return; | |
| 56 | |
| 57 pending_update_notification_[usage_file_path] += delta; | |
| 58 if (!running_delayed_cache_update_) { | |
| 59 update_notify_runner_->PostTask(FROM_HERE, base::Bind( | |
| 60 &SandboxQuotaObserver::ApplyPendingUsageUpdate, | |
| 61 weak_factory_.GetWeakPtr())); | |
| 62 running_delayed_cache_update_ = true; | |
| 63 } | |
| 64 } | |
| 65 | |
| 66 void SandboxQuotaObserver::OnEndUpdate(const FileSystemURL& url) { | |
| 67 DCHECK(SandboxMountPointProvider::IsSandboxType(url.type())); | |
| 68 DCHECK(update_notify_runner_->RunsTasksOnCurrentThread()); | |
| 69 | |
| 70 base::FilePath usage_file_path = GetUsageCachePath(url); | |
| 71 if (usage_file_path.empty()) | |
| 72 return; | |
| 73 | |
| 74 PendingUpdateNotificationMap::iterator found = | |
| 75 pending_update_notification_.find(usage_file_path); | |
| 76 if (found != pending_update_notification_.end()) { | |
| 77 UpdateUsageCacheFile(found->first, found->second); | |
| 78 pending_update_notification_.erase(found); | |
| 79 } | |
| 80 | |
| 81 file_system_usage_cache_->DecrementDirty(usage_file_path); | |
| 82 } | |
| 83 | |
| 84 void SandboxQuotaObserver::OnAccess(const FileSystemURL& url) { | |
| 85 DCHECK(SandboxMountPointProvider::IsSandboxType(url.type())); | |
| 86 if (quota_manager_proxy_) { | |
| 87 quota_manager_proxy_->NotifyStorageAccessed( | |
| 88 quota::QuotaClient::kFileSystem, | |
| 89 url.origin(), | |
| 90 FileSystemTypeToQuotaStorageType(url.type())); | |
| 91 } | |
| 92 } | |
| 93 | |
| 94 void SandboxQuotaObserver::SetUsageCacheEnabled( | |
| 95 const GURL& origin, | |
| 96 FileSystemType type, | |
| 97 bool enabled) { | |
| 98 if (quota_manager_proxy_) { | |
| 99 quota_manager_proxy_->SetUsageCacheEnabled( | |
| 100 quota::QuotaClient::kFileSystem, | |
| 101 origin, FileSystemTypeToQuotaStorageType(type), | |
| 102 enabled); | |
| 103 } | |
| 104 } | |
| 105 | |
| 106 base::FilePath SandboxQuotaObserver::GetUsageCachePath( | |
| 107 const FileSystemURL& url) { | |
| 108 DCHECK(sandbox_file_util_); | |
| 109 base::PlatformFileError error = base::PLATFORM_FILE_OK; | |
| 110 base::FilePath path = | |
| 111 SandboxMountPointProvider::GetUsageCachePathForOriginAndType( | |
| 112 sandbox_file_util_, url.origin(), url.type(), &error); | |
| 113 if (error != base::PLATFORM_FILE_OK) { | |
| 114 LOG(WARNING) << "Could not get usage cache path for: " | |
| 115 << url.DebugString(); | |
| 116 return base::FilePath(); | |
| 117 } | |
| 118 return path; | |
| 119 } | |
| 120 | |
| 121 void SandboxQuotaObserver::ApplyPendingUsageUpdate() { | |
| 122 for (PendingUpdateNotificationMap::iterator itr = | |
| 123 pending_update_notification_.begin(); | |
| 124 itr != pending_update_notification_.end(); | |
| 125 ++itr) { | |
| 126 UpdateUsageCacheFile(itr->first, itr->second); | |
| 127 } | |
| 128 pending_update_notification_.clear(); | |
| 129 running_delayed_cache_update_ = false; | |
| 130 } | |
| 131 | |
| 132 void SandboxQuotaObserver::UpdateUsageCacheFile( | |
| 133 const base::FilePath& usage_file_path, | |
| 134 int64 delta) { | |
| 135 DCHECK(!usage_file_path.empty()); | |
| 136 if (!usage_file_path.empty() && delta != 0) | |
| 137 file_system_usage_cache_->AtomicUpdateUsageByDelta(usage_file_path, delta); | |
| 138 } | |
| 139 | |
| 140 } // namespace fileapi | |
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Chromium Code Reviews
Issue 14895013:
Move webkit/fileapi/file_system_mount_point_provider.h to webkit/browser/fileapi (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src