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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/browser/fileapi/sandbox_quota_observer.h" | |
| 6 | |
| 7 #include "base/sequenced_task_runner.h" | |
| 8 #include "webkit/browser/fileapi/file_system_url.h" | |
| 9 #include "webkit/browser/fileapi/file_system_usage_cache.h" | |
| 10 #include "webkit/browser/fileapi/sandbox_file_system_backend_delegate.h" | |
| 11 #include "webkit/browser/fileapi/timed_task_helper.h" | |
| 12 #include "webkit/browser/quota/quota_client.h" | |
| 13 #include "webkit/browser/quota/quota_manager_proxy.h" | |
| 14 #include "webkit/common/fileapi/file_system_util.h" | |
| 15 | |
| 16 namespace storage { | |
| 17 | |
| 18 SandboxQuotaObserver::SandboxQuotaObserver( | |
| 19 storage::QuotaManagerProxy* quota_manager_proxy, | |
| 20 base::SequencedTaskRunner* update_notify_runner, | |
| 21 ObfuscatedFileUtil* sandbox_file_util, | |
| 22 FileSystemUsageCache* file_system_usage_cache) | |
| 23 : quota_manager_proxy_(quota_manager_proxy), | |
| 24 update_notify_runner_(update_notify_runner), | |
| 25 sandbox_file_util_(sandbox_file_util), | |
| 26 file_system_usage_cache_(file_system_usage_cache) { | |
| 27 } | |
| 28 | |
| 29 SandboxQuotaObserver::~SandboxQuotaObserver() {} | |
| 30 | |
| 31 void SandboxQuotaObserver::OnStartUpdate(const FileSystemURL& url) { | |
| 32 DCHECK(update_notify_runner_->RunsTasksOnCurrentThread()); | |
| 33 base::FilePath usage_file_path = GetUsageCachePath(url); | |
| 34 if (usage_file_path.empty()) | |
| 35 return; | |
| 36 file_system_usage_cache_->IncrementDirty(usage_file_path); | |
| 37 } | |
| 38 | |
| 39 void SandboxQuotaObserver::OnUpdate(const FileSystemURL& url, | |
| 40 int64 delta) { | |
| 41 DCHECK(update_notify_runner_->RunsTasksOnCurrentThread()); | |
| 42 | |
| 43 if (quota_manager_proxy_.get()) { | |
| 44 quota_manager_proxy_->NotifyStorageModified( | |
| 45 storage::QuotaClient::kFileSystem, | |
| 46 url.origin(), | |
| 47 FileSystemTypeToQuotaStorageType(url.type()), | |
| 48 delta); | |
| 49 } | |
| 50 | |
| 51 base::FilePath usage_file_path = GetUsageCachePath(url); | |
| 52 if (usage_file_path.empty()) | |
| 53 return; | |
| 54 | |
| 55 pending_update_notification_[usage_file_path] += delta; | |
| 56 if (!delayed_cache_update_helper_) { | |
| 57 delayed_cache_update_helper_.reset( | |
| 58 new TimedTaskHelper(update_notify_runner_.get())); | |
| 59 delayed_cache_update_helper_->Start( | |
| 60 FROM_HERE, | |
| 61 base::TimeDelta(), // No delay. | |
| 62 base::Bind(&SandboxQuotaObserver::ApplyPendingUsageUpdate, | |
| 63 base::Unretained(this))); | |
| 64 } | |
| 65 } | |
| 66 | |
| 67 void SandboxQuotaObserver::OnEndUpdate(const FileSystemURL& url) { | |
| 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 if (quota_manager_proxy_.get()) { | |
| 86 quota_manager_proxy_->NotifyStorageAccessed( | |
| 87 storage::QuotaClient::kFileSystem, | |
| 88 url.origin(), | |
| 89 FileSystemTypeToQuotaStorageType(url.type())); | |
| 90 } | |
| 91 } | |
| 92 | |
| 93 void SandboxQuotaObserver::SetUsageCacheEnabled( | |
| 94 const GURL& origin, | |
| 95 FileSystemType type, | |
| 96 bool enabled) { | |
| 97 if (quota_manager_proxy_.get()) { | |
| 98 quota_manager_proxy_->SetUsageCacheEnabled( | |
| 99 storage::QuotaClient::kFileSystem, | |
| 100 origin, | |
| 101 FileSystemTypeToQuotaStorageType(type), | |
| 102 enabled); | |
| 103 } | |
| 104 } | |
| 105 | |
| 106 base::FilePath SandboxQuotaObserver::GetUsageCachePath( | |
| 107 const FileSystemURL& url) { | |
| 108 DCHECK(sandbox_file_util_); | |
| 109 base::File::Error error = base::File::FILE_OK; | |
| 110 base::FilePath path = | |
| 111 SandboxFileSystemBackendDelegate::GetUsageCachePathForOriginAndType( | |
| 112 sandbox_file_util_, url.origin(), url.type(), &error); | |
| 113 if (error != base::File::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 delayed_cache_update_helper_.reset(); | |
| 123 for (PendingUpdateNotificationMap::iterator itr = | |
| 124 pending_update_notification_.begin(); | |
| 125 itr != pending_update_notification_.end(); | |
| 126 ++itr) { | |
| 127 UpdateUsageCacheFile(itr->first, itr->second); | |
| 128 } | |
| 129 pending_update_notification_.clear(); | |
| 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 storage | |
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Chromium Code Reviews
Issue 539143002:
Migrate webkit/browser/ to storage/browser/ (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master