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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
      6 
      7 #include "base/command_line.h"
      8 #include "base/deferred_sequenced_task_runner.h"
      9 #include "base/memory/singleton.h"
     10 #include "base/prefs/pref_service.h"
     11 #include "base/values.h"
     12 #include "chrome/browser/bookmarks/chrome_bookmark_client.h"
     13 #include "chrome/browser/bookmarks/chrome_bookmark_client_factory.h"
     14 #include "chrome/browser/omnibox/omnibox_field_trial.h"
     15 #include "chrome/browser/profiles/incognito_helpers.h"
     16 #include "chrome/browser/profiles/profile.h"
     17 #include "chrome/browser/profiles/startup_task_runner_service.h"
     18 #include "chrome/browser/profiles/startup_task_runner_service_factory.h"
     19 #include "chrome/browser/undo/bookmark_undo_service.h"
     20 #include "chrome/browser/undo/bookmark_undo_service_factory.h"
     21 #include "chrome/common/chrome_switches.h"
     22 #include "chrome/common/pref_names.h"
     23 #include "components/bookmarks/browser/bookmark_model.h"
     24 #include "components/bookmarks/common/bookmark_pref_names.h"
     25 #include "components/keyed_service/content/browser_context_dependency_manager.h"
     26 #include "components/pref_registry/pref_registry_syncable.h"
     27 #include "content/public/browser/browser_thread.h"
     28 
     29 // static
     30 BookmarkModel* BookmarkModelFactory::GetForProfile(Profile* profile) {
     31   return static_cast<BookmarkModel*>(
     32       GetInstance()->GetServiceForBrowserContext(profile, true));
     33 }
     34 
     35 // static
     36 BookmarkModel* BookmarkModelFactory::GetForProfileIfExists(Profile* profile) {
     37   return static_cast<BookmarkModel*>(
     38       GetInstance()->GetServiceForBrowserContext(profile, false));
     39 }
     40 
     41 // static
     42 BookmarkModelFactory* BookmarkModelFactory::GetInstance() {
     43   return Singleton<BookmarkModelFactory>::get();
     44 }
     45 
     46 BookmarkModelFactory::BookmarkModelFactory()
     47     : BrowserContextKeyedServiceFactory(
     48         "BookmarkModel",
     49         BrowserContextDependencyManager::GetInstance()) {
     50   DependsOn(ChromeBookmarkClientFactory::GetInstance());
     51   DependsOn(StartupTaskRunnerServiceFactory::GetInstance());
     52 }
     53 
     54 BookmarkModelFactory::~BookmarkModelFactory() {
     55 }
     56 
     57 KeyedService* BookmarkModelFactory::BuildServiceInstanceFor(
     58     content::BrowserContext* context) const {
     59   Profile* profile = static_cast<Profile*>(context);
     60   ChromeBookmarkClient* bookmark_client =
     61       ChromeBookmarkClientFactory::GetForProfile(profile);
     62   BookmarkModel* bookmark_model = new BookmarkModel(
     63       bookmark_client, OmniboxFieldTrial::BookmarksIndexURLsValue());
     64   bookmark_client->Init(bookmark_model);
     65   bookmark_model->Load(profile->GetPrefs(),
     66                        profile->GetPrefs()->GetString(prefs::kAcceptLanguages),
     67                        profile->GetPath(),
     68                        StartupTaskRunnerServiceFactory::GetForProfile(profile)
     69                            ->GetBookmarkTaskRunner(),
     70                        content::BrowserThread::GetMessageLoopProxyForThread(
     71                            content::BrowserThread::UI));
     72 #if !defined(OS_ANDROID)
     73   bool register_bookmark_undo_service_as_observer = true;
     74 #if !defined(OS_IOS)
     75   register_bookmark_undo_service_as_observer =
     76       CommandLine::ForCurrentProcess()->HasSwitch(
     77           switches::kEnableBookmarkUndo);
     78 #endif  // !defined(OS_IOS)
     79   if (register_bookmark_undo_service_as_observer) {
     80     bookmark_model->AddObserver(
     81         BookmarkUndoServiceFactory::GetForProfile(profile));
     82   }
     83 #endif  // !defined(OS_ANDROID)
     84   return bookmark_model;
     85 }
     86 
     87 void BookmarkModelFactory::RegisterProfilePrefs(
     88     user_prefs::PrefRegistrySyncable* registry) {
     89   // Don't sync this, as otherwise, due to a limitation in sync, it
     90   // will cause a deadlock (see http://crbug.com/97955).  If we truly
     91   // want to sync the expanded state of folders, it should be part of
     92   // bookmark sync itself (i.e., a property of the sync folder nodes).
     93   registry->RegisterListPref(prefs::kBookmarkEditorExpandedNodes,
     94                              new base::ListValue,
     95                              user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
     96   registry->RegisterListPref(
     97       prefs::kManagedBookmarks,
     98       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
     99 }
    100 
    101 content::BrowserContext* BookmarkModelFactory::GetBrowserContextToUse(
    102     content::BrowserContext* context) const {
    103   return chrome::GetBrowserContextRedirectedInIncognito(context);
    104 }
    105 
    106 bool BookmarkModelFactory::ServiceIsNULLWhileTesting() const {
    107   return true;
    108 }
    109