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// 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 "content/browser/storage_partition_impl.h"
#include "base/utf_string_conversions.h"
#include "content/browser/fileapi/browser_file_system_helper.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/browser_thread.h"
#include "net/url_request/url_request_context_getter.h"
#include "webkit/database/database_tracker.h"
#include "webkit/quota/quota_manager.h"
namespace content {
namespace {
// These constants are used to create the directory structure under the profile
// where renderers with a non-default storage partition keep their persistent
// state. This will contain a set of directories that partially mirror the
// directory structure of BrowserContext::GetPath().
//
// The kStoragePartitionDirname is contains an extensions directory which is
// further partitioned by extension id, followed by another level of directories
// for the "default" extension storage partition and one directory for each
// persistent partition used by an extension's browser tags. Example:
//
// Storage/ext/ABCDEF/def
// Storage/ext/ABCDEF/{hash(guest partition)}
//
// The code in GetStoragePartitionPath() constructs these path names.
//
// TODO(nasko): Move extension related path code out of content.
const FilePath::CharType kStoragePartitionDirname[] =
FILE_PATH_LITERAL("Storage");
const FilePath::CharType kExtensionsDirname[] =
FILE_PATH_LITERAL("ext");
const FilePath::CharType kDefaultPartitionDirname[] =
FILE_PATH_LITERAL("def");
} // namespace
// static
FilePath StoragePartitionImpl::GetStoragePartitionPath(
const StoragePartitionConfig& config) {
if (config.partition_domain.empty())
return FilePath();
CHECK(IsStringUTF8(config.partition_domain));
FilePath path = FilePath(kStoragePartitionDirname).Append(kExtensionsDirname)
.Append(FilePath::FromUTF8Unsafe(config.partition_domain));
if (!config.partition_name.empty())
return path.Append(FilePath::FromUTF8Unsafe(config.partition_name));
return path.Append(kDefaultPartitionDirname);
}
StoragePartitionImpl::StoragePartitionImpl(
const FilePath& partition_path,
quota::QuotaManager* quota_manager,
ChromeAppCacheService* appcache_service,
fileapi::FileSystemContext* filesystem_context,
webkit_database::DatabaseTracker* database_tracker,
DOMStorageContextImpl* dom_storage_context,
IndexedDBContextImpl* indexed_db_context)
: partition_path_(partition_path),
quota_manager_(quota_manager),
appcache_service_(appcache_service),
filesystem_context_(filesystem_context),
database_tracker_(database_tracker),
dom_storage_context_(dom_storage_context),
indexed_db_context_(indexed_db_context) {
}
StoragePartitionImpl::~StoragePartitionImpl() {
// These message loop checks are just to avoid leaks in unittests.
if (GetDatabaseTracker() &&
BrowserThread::IsMessageLoopValid(BrowserThread::FILE)) {
BrowserThread::PostTask(
BrowserThread::FILE, FROM_HERE,
base::Bind(&webkit_database::DatabaseTracker::Shutdown,
GetDatabaseTracker()));
}
if (GetDOMStorageContext())
GetDOMStorageContext()->Shutdown();
}
// TODO(ajwong): Break the direct dependency on |context|. We only
// need 3 pieces of info from it.
StoragePartitionImpl* StoragePartitionImpl::Create(
BrowserContext* context,
const StoragePartitionConfig& partition_config,
const FilePath& profile_path) {
// Ensure that these methods are called on the UI thread, except for
// unittests where a UI thread might not have been created.
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI) ||
!BrowserThread::IsMessageLoopValid(BrowserThread::UI));
FilePath partition_path =
profile_path.Append(GetStoragePartitionPath(partition_config));
// All of the clients have to be created and registered with the
// QuotaManager prior to the QuotaManger being used. We do them
// all together here prior to handing out a reference to anything
// that utilizes the QuotaManager.
scoped_refptr<quota::QuotaManager> quota_manager =
new quota::QuotaManager(
partition_config.in_memory, partition_path,
BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO),
BrowserThread::GetMessageLoopProxyForThread(BrowserThread::DB),
context->GetSpecialStoragePolicy());
// Each consumer is responsible for registering its QuotaClient during
// its construction.
scoped_refptr<fileapi::FileSystemContext> filesystem_context =
CreateFileSystemContext(partition_path, partition_config.in_memory,
context->GetSpecialStoragePolicy(),
quota_manager->proxy());
scoped_refptr<webkit_database::DatabaseTracker> database_tracker =
new webkit_database::DatabaseTracker(
partition_path, partition_config.in_memory,
context->GetSpecialStoragePolicy(), quota_manager->proxy(),
BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE));
FilePath path = partition_config.in_memory ? FilePath() : partition_path;
scoped_refptr<DOMStorageContextImpl> dom_storage_context =
new DOMStorageContextImpl(path, context->GetSpecialStoragePolicy());
scoped_refptr<IndexedDBContextImpl> indexed_db_context =
new IndexedDBContextImpl(path, context->GetSpecialStoragePolicy(),
quota_manager->proxy(),
BrowserThread::GetMessageLoopProxyForThread(
BrowserThread::WEBKIT_DEPRECATED));
scoped_refptr<ChromeAppCacheService> appcache_service =
new ChromeAppCacheService(quota_manager->proxy());
return new StoragePartitionImpl(partition_path,
quota_manager,
appcache_service,
filesystem_context,
database_tracker,
dom_storage_context,
indexed_db_context);
}
FilePath StoragePartitionImpl::GetPath() {
return partition_path_;
}
net::URLRequestContextGetter* StoragePartitionImpl::GetURLRequestContext() {
return url_request_context_;
}
net::URLRequestContextGetter*
StoragePartitionImpl::GetMediaURLRequestContext() {
return media_url_request_context_;
}
quota::QuotaManager* StoragePartitionImpl::GetQuotaManager() {
return quota_manager_;
}
ChromeAppCacheService* StoragePartitionImpl::GetAppCacheService() {
return appcache_service_;
}
fileapi::FileSystemContext* StoragePartitionImpl::GetFileSystemContext() {
return filesystem_context_;
}
webkit_database::DatabaseTracker* StoragePartitionImpl::GetDatabaseTracker() {
return database_tracker_;
}
DOMStorageContextImpl* StoragePartitionImpl::GetDOMStorageContext() {
return dom_storage_context_;
}
IndexedDBContextImpl* StoragePartitionImpl::GetIndexedDBContext() {
return indexed_db_context_;
}
void StoragePartitionImpl::SetURLRequestContext(
net::URLRequestContextGetter* url_request_context) {
url_request_context_ = url_request_context;
}
void StoragePartitionImpl::SetMediaURLRequestContext(
net::URLRequestContextGetter* media_url_request_context) {
media_url_request_context_ = media_url_request_context;
}
} // namespace content
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