| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "webkit/fileapi/sandbox_quota_observer.h" |
| |
| #include "base/sequenced_task_runner.h" |
| #include "webkit/fileapi/file_system_url.h" |
| #include "webkit/fileapi/file_system_usage_cache.h" |
| #include "webkit/fileapi/file_system_util.h" |
| #include "webkit/fileapi/sandbox_mount_point_provider.h" |
| #include "webkit/quota/quota_client.h" |
| #include "webkit/quota/quota_manager.h" |
| |
| namespace fileapi { |
| |
| SandboxQuotaObserver::SandboxQuotaObserver( |
| quota::QuotaManagerProxy* quota_manager_proxy, |
| base::SequencedTaskRunner* update_notify_runner, |
| SandboxMountPointProvider* sandbox_provider) |
| : quota_manager_proxy_(quota_manager_proxy), |
| update_notify_runner_(update_notify_runner), |
| sandbox_provider_(sandbox_provider) {} |
| |
| SandboxQuotaObserver::~SandboxQuotaObserver() {} |
| |
| void SandboxQuotaObserver::OnStartUpdate(const FileSystemURL& url) { |
| DCHECK(SandboxMountPointProvider::CanHandleType(url.type())); |
| DCHECK(update_notify_runner_->RunsTasksOnCurrentThread()); |
| FilePath usage_file_path = GetUsageCachePath(url); |
| FileSystemUsageCache::IncrementDirty(usage_file_path); |
| } |
| |
| void SandboxQuotaObserver::OnUpdate(const FileSystemURL& url, |
| int64 delta) { |
| DCHECK(SandboxMountPointProvider::CanHandleType(url.type())); |
| DCHECK(update_notify_runner_->RunsTasksOnCurrentThread()); |
| FilePath usage_file_path = GetUsageCachePath(url); |
| DCHECK(!usage_file_path.empty()); |
| // TODO(dmikurbe): Make sure that usage_file_path is available. |
| FileSystemUsageCache::AtomicUpdateUsageByDelta(usage_file_path, delta); |
| if (quota_manager_proxy_) { |
| quota_manager_proxy_->NotifyStorageModified( |
| quota::QuotaClient::kFileSystem, |
| url.origin(), |
| FileSystemTypeToQuotaStorageType(url.type()), |
| delta); |
| } |
| } |
| |
| void SandboxQuotaObserver::OnEndUpdate(const FileSystemURL& url) { |
| DCHECK(SandboxMountPointProvider::CanHandleType(url.type())); |
| DCHECK(update_notify_runner_->RunsTasksOnCurrentThread()); |
| FilePath usage_file_path = GetUsageCachePath(url); |
| FileSystemUsageCache::DecrementDirty(usage_file_path); |
| } |
| |
| void SandboxQuotaObserver::OnAccess(const FileSystemURL& url) { |
| DCHECK(SandboxMountPointProvider::CanHandleType(url.type())); |
| if (quota_manager_proxy_) { |
| quota_manager_proxy_->NotifyStorageAccessed( |
| quota::QuotaClient::kFileSystem, |
| url.origin(), |
| FileSystemTypeToQuotaStorageType(url.type())); |
| } |
| } |
| |
| FilePath SandboxQuotaObserver::GetUsageCachePath(const FileSystemURL& url) { |
| DCHECK(sandbox_provider_); |
| return sandbox_provider_->GetUsageCachePathForOriginAndType( |
| url.origin(), url.type()); |
| } |
| |
| } // namespace fileapi |