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// Copyright (c) 2013 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 "chrome/browser/extensions/external_component_loader.h"
#include "base/command_line.h"
#include "base/prefs/pref_change_registrar.h"
#include "base/prefs/pref_service.h"
#include "base/values.h"
#include "chrome/browser/bookmarks/enhanced_bookmarks_features.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/extensions/external_provider_impl.h"
#include "chrome/browser/search/hotword_service_factory.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/extensions/extension_constants.h"
#include "chrome/common/pref_names.h"
#include "components/sync_driver/pref_names.h"
#include "components/user_prefs/pref_registry_syncable.h"
#include "content/public/browser/browser_thread.h"
#if defined(ENABLE_APP_LIST)
#include "ui/app_list/app_list_switches.h"
#endif
namespace extensions {
namespace {
bool IsAppListVoiceSearchEnabled() {
#if defined(ENABLE_APP_LIST)
return app_list::switches::IsVoiceSearchEnabled();
#else
return false;
#endif
}
} // namespace
ExternalComponentLoader::ExternalComponentLoader(Profile* profile)
: profile_(profile) {
}
ExternalComponentLoader::~ExternalComponentLoader() {}
void ExternalComponentLoader::StartLoading() {
prefs_.reset(new base::DictionaryValue());
std::string appId = extension_misc::kInAppPaymentsSupportAppId;
prefs_->SetString(appId + ".external_update_url",
extension_urls::GetWebstoreUpdateUrl().spec());
if (HotwordServiceFactory::IsHotwordAllowed(profile_) ||
IsAppListVoiceSearchEnabled()) {
std::string hotwordId = extension_misc::kHotwordExtensionId;
prefs_->SetString(hotwordId + ".external_update_url",
extension_urls::GetWebstoreUpdateUrl().spec());
}
BookmarksExperimentState bookmarks_experiment_state_before =
static_cast<BookmarksExperimentState>(profile_->GetPrefs()->GetInteger(
sync_driver::prefs::kEnhancedBookmarksExperimentEnabled));
if (bookmarks_experiment_state_before == kBookmarksExperimentEnabled) {
// kEnhancedBookmarksExperiment flag could have values "", "1" and "0".
// "0" - user opted out.
if (CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
switches::kEnhancedBookmarksExperiment) != "0") {
// Experiment enabled.
std::string ext_id = profile_->GetPrefs()->GetString(
sync_driver::prefs::kEnhancedBookmarksExtensionId);
if (!ext_id.empty()) {
prefs_->SetString(ext_id + ".external_update_url",
extension_urls::GetWebstoreUpdateUrl().spec());
}
} else {
// Experiment enabled but user opted out.
profile_->GetPrefs()->SetInteger(
sync_driver::prefs::kEnhancedBookmarksExperimentEnabled,
kBookmarksExperimentEnabledUserOptOut);
}
} else if (bookmarks_experiment_state_before ==
kBookmarksExperimentEnabledUserOptOut) {
if (CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
switches::kEnhancedBookmarksExperiment) != "0") {
// User opted in again.
profile_->GetPrefs()->SetInteger(
sync_driver::prefs::kEnhancedBookmarksExperimentEnabled,
kBookmarksExperimentEnabled);
std::string ext_id = profile_->GetPrefs()->GetString(
sync_driver::prefs::kEnhancedBookmarksExtensionId);
if (!ext_id.empty()) {
prefs_->SetString(ext_id + ".external_update_url",
extension_urls::GetWebstoreUpdateUrl().spec());
}
}
} else {
// Experiment disabled.
profile_->GetPrefs()->ClearPref(
sync_driver::prefs::kEnhancedBookmarksExperimentEnabled);
profile_->GetPrefs()->ClearPref(
sync_driver::prefs::kEnhancedBookmarksExtensionId);
}
BookmarksExperimentState bookmarks_experiment_state =
static_cast<BookmarksExperimentState>(profile_->GetPrefs()->GetInteger(
sync_driver::prefs::kEnhancedBookmarksExperimentEnabled));
if (bookmarks_experiment_state_before != bookmarks_experiment_state) {
UpdateBookmarksExperiment(g_browser_process->local_state(),
bookmarks_experiment_state);
}
LoadFinished();
}
} // namespace extensions
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