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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 "apps/app_restore_service.h"
- #include "apps/app_lifetime_monitor_factory.h"
- #include "apps/app_restore_service_factory.h"
- #include "apps/launcher.h"
- #include "apps/saved_files_service.h"
- #include "build/chromeos_buildflags.h"
- #include "content/public/browser/browser_context.h"
- #include "extensions/browser/app_window/app_window.h"
- #include "extensions/browser/extension_host.h"
- #include "extensions/browser/extension_prefs.h"
- #include "extensions/browser/extension_registry.h"
- #include "extensions/common/extension.h"
- #include "extensions/common/extension_set.h"
- using extensions::Extension;
- using extensions::ExtensionHost;
- using extensions::ExtensionPrefs;
- using extensions::ExtensionRegistry;
- namespace apps {
- // static
- bool AppRestoreService::ShouldRestoreApps(bool is_browser_restart) {
- bool should_restore_apps = is_browser_restart;
- #if BUILDFLAG(IS_CHROMEOS_ASH)
- // Chromeos always restarts apps, even if it was a regular shutdown.
- should_restore_apps = true;
- #endif
- return should_restore_apps;
- }
- AppRestoreService::AppRestoreService(content::BrowserContext* context)
- : context_(context) {
- StartObservingAppLifetime();
- }
- void AppRestoreService::HandleStartup(bool should_restore_apps) {
- const extensions::ExtensionSet& extensions =
- ExtensionRegistry::Get(context_)->enabled_extensions();
- ExtensionPrefs* extension_prefs = ExtensionPrefs::Get(context_);
- for (extensions::ExtensionSet::const_iterator it = extensions.begin();
- it != extensions.end(); ++it) {
- const Extension* extension = it->get();
- if (extension_prefs->IsExtensionRunning(extension->id())) {
- RecordAppStop(extension->id());
- // If we are not restoring apps (e.g., because it is a clean restart), and
- // the app does not have retain permission, explicitly clear the retained
- // entries queue.
- if (should_restore_apps) {
- RestoreApp(it->get());
- } else {
- SavedFilesService::Get(context_)->ClearQueueIfNoRetainPermission(
- extension);
- }
- }
- }
- }
- bool AppRestoreService::IsAppRestorable(const std::string& extension_id) {
- return ExtensionPrefs::Get(context_)->IsExtensionRunning(extension_id);
- }
- void AppRestoreService::OnApplicationTerminating() {
- // We want to preserve the state when the app begins terminating, so stop
- // listening to app lifetime events.
- StopObservingAppLifetime();
- }
- // static
- AppRestoreService* AppRestoreService::Get(content::BrowserContext* context) {
- return apps::AppRestoreServiceFactory::GetForBrowserContext(context);
- }
- void AppRestoreService::OnAppStart(content::BrowserContext* context,
- const std::string& app_id) {
- RecordAppStart(app_id);
- }
- void AppRestoreService::OnAppActivated(content::BrowserContext* context,
- const std::string& app_id) {
- RecordAppActiveState(app_id, true);
- }
- void AppRestoreService::OnAppDeactivated(content::BrowserContext* context,
- const std::string& app_id) {
- RecordAppActiveState(app_id, false);
- }
- void AppRestoreService::OnAppStop(content::BrowserContext* context,
- const std::string& app_id) {
- RecordAppStop(app_id);
- }
- void AppRestoreService::Shutdown() {
- StopObservingAppLifetime();
- }
- void AppRestoreService::RecordAppStart(const std::string& extension_id) {
- ExtensionPrefs::Get(context_)->SetExtensionRunning(extension_id, true);
- }
- void AppRestoreService::RecordAppStop(const std::string& extension_id) {
- ExtensionPrefs::Get(context_)->SetExtensionRunning(extension_id, false);
- }
- void AppRestoreService::RecordAppActiveState(const std::string& id,
- bool is_active) {
- ExtensionPrefs* extension_prefs = ExtensionPrefs::Get(context_);
- // If the extension isn't running then we will already have recorded whether
- // it is active or not.
- if (!extension_prefs->IsExtensionRunning(id))
- return;
- extension_prefs->SetIsActive(id, is_active);
- }
- void AppRestoreService::RestoreApp(const Extension* extension) {
- RestartPlatformApp(context_, extension);
- }
- void AppRestoreService::StartObservingAppLifetime() {
- AppLifetimeMonitor* app_lifetime_monitor =
- AppLifetimeMonitorFactory::GetForBrowserContext(context_);
- DCHECK(app_lifetime_monitor);
- app_lifetime_monitor->AddObserver(this);
- }
- void AppRestoreService::StopObservingAppLifetime() {
- AppLifetimeMonitor* app_lifetime_monitor =
- AppLifetimeMonitorFactory::GetForBrowserContext(context_);
- // This might be NULL in tests.
- if (app_lifetime_monitor)
- app_lifetime_monitor->RemoveObserver(this);
- }
- } // namespace apps
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