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browser_context_impl.cc
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browser_context_impl.cc
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// Copyright 2019 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 "weblayer/browser/browser_context_impl.h"
#include "base/threading/thread_restrictions.h"
#include "components/blocked_content/safe_browsing_triggered_popup_blocker.h"
#include "components/client_hints/browser/client_hints.h"
#include "components/content_settings/core/browser/host_content_settings_map.h"
#include "components/download/public/common/in_progress_download_manager.h"
#include "components/embedder_support/pref_names.h"
#include "components/keyed_service/content/browser_context_dependency_manager.h"
#include "components/language/core/browser/language_prefs.h"
#include "components/permissions/permission_manager.h"
#include "components/pref_registry/pref_registry_syncable.h"
#include "components/prefs/in_memory_pref_store.h"
#include "components/prefs/json_pref_store.h"
#include "components/prefs/pref_service.h"
#include "components/prefs/pref_service_factory.h"
#include "components/safe_browsing/core/common/safe_browsing_prefs.h"
#include "components/security_interstitials/content/stateful_ssl_host_state_delegate.h"
#include "components/site_isolation/pref_names.h"
#include "components/site_isolation/site_isolation_policy.h"
#include "components/translate/core/browser/translate_pref_names.h"
#include "components/translate/core/browser/translate_prefs.h"
#include "components/user_prefs/user_prefs.h"
#include "components/variations/variations_client.h"
#include "components/variations/variations_http_header_provider.h"
#include "content/public/browser/device_service.h"
#include "content/public/browser/download_request_utils.h"
#include "content/public/browser/resource_context.h"
#include "content/public/browser/storage_partition.h"
#include "weblayer/browser/browsing_data_remover_delegate.h"
#include "weblayer/browser/browsing_data_remover_delegate_factory.h"
#include "weblayer/browser/client_hints_factory.h"
#include "weblayer/browser/permissions/permission_manager_factory.h"
#include "weblayer/browser/stateful_ssl_host_state_delegate_factory.h"
#include "weblayer/public/common/switches.h"
#if defined(OS_ANDROID)
#include "base/android/path_utils.h"
#include "components/cdm/browser/media_drm_storage_impl.h" // nogncheck
#include "components/permissions/contexts/geolocation_permission_context_android.h"
#include "components/unified_consent/pref_names.h"
#elif defined(OS_WIN)
#include <KnownFolders.h>
#include <shlobj.h>
#include "base/win/scoped_co_mem.h"
#elif defined(OS_POSIX)
#include "base/nix/xdg_util.h"
#endif
namespace weblayer {
namespace {
// Ignores origin security check. DownloadManagerImpl will provide its own
// implementation when InProgressDownloadManager object is passed to it.
bool IgnoreOriginSecurityCheck(const GURL& url) {
return true;
}
void BindWakeLockProvider(
mojo::PendingReceiver<device::mojom::WakeLockProvider> receiver) {
content::GetDeviceService().BindWakeLockProvider(std::move(receiver));
}
} // namespace
class ResourceContextImpl : public content::ResourceContext {
public:
ResourceContextImpl() = default;
~ResourceContextImpl() override = default;
private:
DISALLOW_COPY_AND_ASSIGN(ResourceContextImpl);
};
BrowserContextImpl::BrowserContextImpl(ProfileImpl* profile_impl,
const base::FilePath& path)
: profile_impl_(profile_impl),
path_(path),
resource_context_(new ResourceContextImpl()),
download_delegate_(BrowserContext::GetDownloadManager(this)) {
CreateUserPrefService();
BrowserContextDependencyManager::GetInstance()->CreateBrowserContextServices(
this);
site_isolation::SiteIsolationPolicy::ApplyPersistedIsolatedOrigins(this);
}
BrowserContextImpl::~BrowserContextImpl() {
NotifyWillBeDestroyed(this);
BrowserContextDependencyManager::GetInstance()->DestroyBrowserContextServices(
this);
}
base::FilePath BrowserContextImpl::GetDefaultDownloadDirectory() {
// Note: if we wanted to productionize this on Windows/Linux, refactor
// src/chrome's GetDefaultDownloadDirectory.
base::FilePath download_dir;
#if defined(OS_ANDROID)
base::android::GetDownloadsDirectory(&download_dir);
#elif defined(OS_WIN)
base::win::ScopedCoMem<wchar_t> path_buf;
if (SUCCEEDED(
SHGetKnownFolderPath(FOLDERID_Downloads, 0, nullptr, &path_buf))) {
download_dir = base::FilePath(path_buf.get());
} else {
NOTREACHED();
}
#else
download_dir = base::nix::GetXDGUserDirectory("DOWNLOAD", "Downloads");
#endif
return download_dir;
}
#if !defined(OS_ANDROID)
std::unique_ptr<content::ZoomLevelDelegate>
BrowserContextImpl::CreateZoomLevelDelegate(const base::FilePath&) {
return nullptr;
}
#endif // !defined(OS_ANDROID)
base::FilePath BrowserContextImpl::GetPath() {
return path_;
}
bool BrowserContextImpl::IsOffTheRecord() {
return path_.empty();
}
content::DownloadManagerDelegate*
BrowserContextImpl::GetDownloadManagerDelegate() {
return &download_delegate_;
}
content::ResourceContext* BrowserContextImpl::GetResourceContext() {
return resource_context_.get();
}
content::BrowserPluginGuestManager* BrowserContextImpl::GetGuestManager() {
return nullptr;
}
storage::SpecialStoragePolicy* BrowserContextImpl::GetSpecialStoragePolicy() {
return nullptr;
}
content::PushMessagingService* BrowserContextImpl::GetPushMessagingService() {
return nullptr;
}
content::StorageNotificationService*
BrowserContextImpl::GetStorageNotificationService() {
return nullptr;
}
content::SSLHostStateDelegate* BrowserContextImpl::GetSSLHostStateDelegate() {
return StatefulSSLHostStateDelegateFactory::GetForBrowserContext(this);
}
content::PermissionControllerDelegate*
BrowserContextImpl::GetPermissionControllerDelegate() {
return PermissionManagerFactory::GetForBrowserContext(this);
}
content::ClientHintsControllerDelegate*
BrowserContextImpl::GetClientHintsControllerDelegate() {
return ClientHintsFactory::GetForBrowserContext(this);
}
content::BackgroundFetchDelegate*
BrowserContextImpl::GetBackgroundFetchDelegate() {
return nullptr;
}
content::BackgroundSyncController*
BrowserContextImpl::GetBackgroundSyncController() {
return nullptr;
}
content::BrowsingDataRemoverDelegate*
BrowserContextImpl::GetBrowsingDataRemoverDelegate() {
return BrowsingDataRemoverDelegateFactory::GetForBrowserContext(this);
}
download::InProgressDownloadManager*
BrowserContextImpl::RetriveInProgressDownloadManager() {
// Override this to provide a connection to the wake lock service.
auto* download_manager = new download::InProgressDownloadManager(
nullptr, path_,
path_.empty()
? nullptr
: GetDefaultStoragePartition(this)->GetProtoDatabaseProvider(),
base::BindRepeating(&IgnoreOriginSecurityCheck),
base::BindRepeating(&content::DownloadRequestUtils::IsURLSafe),
base::BindRepeating(&BindWakeLockProvider));
#if defined(OS_ANDROID)
download_manager->set_default_download_dir(GetDefaultDownloadDirectory());
#endif
return download_manager;
}
content::ContentIndexProvider* BrowserContextImpl::GetContentIndexProvider() {
return nullptr;
}
void BrowserContextImpl::CreateUserPrefService() {
auto pref_registry = base::MakeRefCounted<user_prefs::PrefRegistrySyncable>();
RegisterPrefs(pref_registry.get());
PrefServiceFactory pref_service_factory;
if (IsOffTheRecord()) {
pref_service_factory.set_user_prefs(
base::MakeRefCounted<InMemoryPrefStore>());
} else {
pref_service_factory.set_user_prefs(base::MakeRefCounted<JsonPrefStore>(
path_.Append(FILE_PATH_LITERAL("Preferences"))));
}
{
// Creating the prefs service may require reading the preferences from disk.
base::ScopedAllowBlocking allow_io;
user_pref_service_ = pref_service_factory.Create(pref_registry);
}
// Note: UserPrefs::Set also ensures that the user_pref_service_ has not
// been set previously.
user_prefs::UserPrefs::Set(this, user_pref_service_.get());
}
void BrowserContextImpl::RegisterPrefs(
user_prefs::PrefRegistrySyncable* pref_registry) {
// This pref is used by captive_portal::CaptivePortalService (as well as other
// potential use cases in the future, as it is used for various purposes
// through //chrome).
pref_registry->RegisterBooleanPref(
embedder_support::kAlternateErrorPagesEnabled, true);
pref_registry->RegisterListPref(
site_isolation::prefs::kUserTriggeredIsolatedOrigins);
StatefulSSLHostStateDelegate::RegisterProfilePrefs(pref_registry);
HostContentSettingsMap::RegisterProfilePrefs(pref_registry);
safe_browsing::RegisterProfilePrefs(pref_registry);
language::LanguagePrefs::RegisterProfilePrefs(pref_registry);
translate::TranslatePrefs::RegisterProfilePrefs(pref_registry);
blocked_content::SafeBrowsingTriggeredPopupBlocker::RegisterProfilePrefs(
pref_registry);
pref_registry->RegisterBooleanPref(
prefs::kOfferTranslateEnabled, true,
user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
#if defined(OS_ANDROID)
cdm::MediaDrmStorageImpl::RegisterProfilePrefs(pref_registry);
permissions::GeolocationPermissionContextAndroid::RegisterProfilePrefs(
pref_registry);
pref_registry->RegisterBooleanPref(
unified_consent::prefs::kUrlKeyedAnonymizedDataCollectionEnabled, false);
#endif
BrowserContextDependencyManager::GetInstance()
->RegisterProfilePrefsForServices(pref_registry);
}
class BrowserContextImpl::WebLayerVariationsClient
: public variations::VariationsClient {
public:
explicit WebLayerVariationsClient(content::BrowserContext* browser_context)
: browser_context_(browser_context) {}
~WebLayerVariationsClient() override = default;
bool IsOffTheRecord() const override {
return browser_context_->IsOffTheRecord();
}
std::string GetVariationsHeader() const override {
return variations::VariationsHttpHeaderProvider::GetInstance()
->GetClientDataHeader(IsSignedIn());
}
private:
bool IsSignedIn() const {
// TODO(weblayer-dev): Update when signin is supported.
return false;
}
content::BrowserContext* browser_context_;
};
variations::VariationsClient* BrowserContextImpl::GetVariationsClient() {
if (!weblayer_variations_client_) {
weblayer_variations_client_ =
std::make_unique<WebLayerVariationsClient>(this);
}
return weblayer_variations_client_.get();
}
} // namespace weblayer