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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/public/browser/browser_context.h"
#include "content/browser/appcache/chrome_appcache_service.h"
#include "webkit/database/database_tracker.h"
#include "content/browser/dom_storage/dom_storage_context_impl.h"
#include "content/browser/download/download_file_manager.h"
#include "content/browser/download/download_manager_impl.h"
#include "content/browser/in_process_webkit/indexed_db_context_impl.h"
#include "content/browser/renderer_host/resource_dispatcher_host_impl.h"
#include "content/public/browser/resource_context.h"
#include "content/browser/storage_partition.h"
#include "content/browser/storage_partition_map.h"
#include "content/common/child_process_host_impl.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/content_browser_client.h"
#include "net/base/server_bound_cert_service.h"
#include "net/base/server_bound_cert_store.h"
#include "net/cookies/cookie_monster.h"
#include "net/cookies/cookie_store.h"
#include "net/url_request/url_request_context.h"
using base::UserDataAdapter;
// Key names on BrowserContext.
static const char* kDownloadManagerKeyName = "download_manager";
static const char* kStorageParitionMapKeyName = "content_storage_partition_map";
namespace content {
namespace {
StoragePartition* GetStoragePartition(BrowserContext* browser_context,
int renderer_child_id) {
StoragePartitionMap* partition_map = static_cast<StoragePartitionMap*>(
browser_context->GetUserData(kStorageParitionMapKeyName));
if (!partition_map) {
partition_map = new StoragePartitionMap(browser_context);
browser_context->SetUserData(kStorageParitionMapKeyName, partition_map);
}
const std::string& partition_id =
GetContentClient()->browser()->GetStoragePartitionIdForChildProcess(
browser_context,
renderer_child_id);
return partition_map->Get(partition_id);
}
// Run |callback| on each storage partition in |browser_context|.
void ForEachStoragePartition(
BrowserContext* browser_context,
const base::Callback<void(StoragePartition*)>& callback) {
StoragePartitionMap* partition_map = static_cast<StoragePartitionMap*>(
browser_context->GetUserData(kStorageParitionMapKeyName));
if (!partition_map) {
return;
}
partition_map->ForEach(callback);
}
// Used to convert a callback meant to take a DOMStorageContextImpl* into one
// that can take a StoragePartition*.
void ProcessDOMStorageContext(
const base::Callback<void(DOMStorageContextImpl*)>& callback,
StoragePartition* partition) {
callback.Run(partition->dom_storage_context());
}
// Run |callback| on each DOMStorageContextImpl in |browser_context|.
void ForEachDOMStorageContext(
BrowserContext* browser_context,
const base::Callback<void(DOMStorageContextImpl*)>& callback) {
ForEachStoragePartition(browser_context,
base::Bind(&ProcessDOMStorageContext, callback));
}
void SaveSessionStateOnIOThread(ResourceContext* resource_context) {
resource_context->GetRequestContext()->cookie_store()->GetCookieMonster()->
SetForceKeepSessionState();
resource_context->GetRequestContext()->server_bound_cert_service()->
GetCertStore()->SetForceKeepSessionState();
ResourceContext::GetAppCacheService(resource_context)->
set_force_keep_session_state();
}
void SaveSessionStateOnWebkitThread(
scoped_refptr<IndexedDBContextImpl> indexed_db_context) {
indexed_db_context->SetForceKeepSessionState();
}
void PurgeMemoryOnIOThread(ResourceContext* resource_context) {
ResourceContext::GetAppCacheService(resource_context)->PurgeMemory();
}
DOMStorageContextImpl* GetDefaultDOMStorageContextImpl(
BrowserContext* context) {
return static_cast<DOMStorageContextImpl*>(
BrowserContext::GetDefaultDOMStorageContext(context));
}
} // namespace
DownloadManager* BrowserContext::GetDownloadManager(
BrowserContext* context) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
if (!context->GetUserData(kDownloadManagerKeyName)) {
ResourceDispatcherHostImpl* rdh = ResourceDispatcherHostImpl::Get();
DCHECK(rdh);
DownloadFileManager* file_manager = rdh->download_file_manager();
DCHECK(file_manager);
scoped_refptr<DownloadManager> download_manager =
new DownloadManagerImpl(
file_manager,
scoped_ptr<DownloadItemFactory>(),
GetContentClient()->browser()->GetNetLog());
context->SetUserData(
kDownloadManagerKeyName,
new UserDataAdapter<DownloadManager>(download_manager));
download_manager->SetDelegate(context->GetDownloadManagerDelegate());
download_manager->Init(context);
}
return UserDataAdapter<DownloadManager>::Get(
context, kDownloadManagerKeyName);
}
quota::QuotaManager* BrowserContext::GetQuotaManager(
BrowserContext* browser_context) {
// TODO(ajwong): Change this API to require a process id instead of using
// kInvalidChildProcessId.
StoragePartition* partition =
GetStoragePartition(browser_context,
ChildProcessHostImpl::kInvalidChildProcessId);
return partition->quota_manager();
}
DOMStorageContext* BrowserContext::GetDefaultDOMStorageContext(
BrowserContext* browser_context) {
// TODO(ajwong): Force all users to know which process id they are performing
// actions on behalf of, migrate them to GetDOMStorageContext(), and then
// delete this function.
return GetDOMStorageContext(browser_context,
ChildProcessHostImpl::kInvalidChildProcessId);
}
DOMStorageContext* BrowserContext::GetDOMStorageContext(
BrowserContext* browser_context,
int render_child_id) {
StoragePartition* partition =
GetStoragePartition(browser_context, render_child_id);
return partition->dom_storage_context();
}
IndexedDBContext* BrowserContext::GetIndexedDBContext(
BrowserContext* browser_context) {
// TODO(ajwong): Change this API to require a process id instead of using
// kInvalidChildProcessId.
StoragePartition* partition =
GetStoragePartition(browser_context,
ChildProcessHostImpl::kInvalidChildProcessId);
return partition->indexed_db_context();
}
webkit_database::DatabaseTracker* BrowserContext::GetDatabaseTracker(
BrowserContext* browser_context) {
// TODO(ajwong): Change this API to require a process id instead of using
// kInvalidChildProcessId.
StoragePartition* partition =
GetStoragePartition(browser_context,
ChildProcessHostImpl::kInvalidChildProcessId);
return partition->database_tracker();
}
appcache::AppCacheService* BrowserContext::GetAppCacheService(
BrowserContext* browser_context) {
// TODO(ajwong): Change this API to require a process id instead of using
// kInvalidChildProcessId.
StoragePartition* partition =
GetStoragePartition(browser_context,
ChildProcessHostImpl::kInvalidChildProcessId);
return partition->appcache_service();
}
fileapi::FileSystemContext* BrowserContext::GetFileSystemContext(
BrowserContext* browser_context) {
// TODO(ajwong): Change this API to require a process id instead of using
// kInvalidChildProcessId.
StoragePartition* partition =
GetStoragePartition(browser_context,
ChildProcessHostImpl::kInvalidChildProcessId);
return partition->filesystem_context();
}
void BrowserContext::EnsureResourceContextInitialized(BrowserContext* context) {
// This will be enough to tickle initialization of BrowserContext if
// necessary, which initializes ResourceContext. The reason we don't call
// ResourceContext::InitializeResourceContext directly here is that if
// ResourceContext ends up initializing it will call back into BrowserContext
// and when that call returns it'll end rewriting its UserData map (with the
// same value) but this causes a race condition. See http://crbug.com/115678.
GetStoragePartition(context, ChildProcessHostImpl::kInvalidChildProcessId);
}
void BrowserContext::SaveSessionState(BrowserContext* browser_context) {
GetDatabaseTracker(browser_context)->SetForceKeepSessionState();
if (BrowserThread::IsMessageLoopValid(BrowserThread::IO)) {
BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::Bind(&SaveSessionStateOnIOThread,
browser_context->GetResourceContext()));
}
// TODO(ajwong): This is the only usage of GetDefaultDOMStorageContextImpl().
// After we migrate this to support multiple DOMStorageContexts, don't forget
// to remove the GetDefaultDOMStorageContextImpl() function as well.
GetDefaultDOMStorageContextImpl(browser_context)->SetForceKeepSessionState();
if (BrowserThread::IsMessageLoopValid(BrowserThread::WEBKIT_DEPRECATED)) {
IndexedDBContextImpl* indexed_db = static_cast<IndexedDBContextImpl*>(
GetIndexedDBContext(browser_context));
BrowserThread::PostTask(
BrowserThread::WEBKIT_DEPRECATED, FROM_HERE,
base::Bind(&SaveSessionStateOnWebkitThread,
make_scoped_refptr(indexed_db)));
}
}
void BrowserContext::PurgeMemory(BrowserContext* browser_context) {
if (BrowserThread::IsMessageLoopValid(BrowserThread::IO)) {
BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::Bind(&PurgeMemoryOnIOThread,
browser_context->GetResourceContext()));
}
ForEachDOMStorageContext(browser_context,
base::Bind(&DOMStorageContextImpl::PurgeMemory));
}
BrowserContext::~BrowserContext() {
if (GetUserData(kDownloadManagerKeyName))
GetDownloadManager(this)->Shutdown();
}
} // namespace content
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