chrome/browser/search/suggestions/suggestions_service_factory.cc

   1 // Copyright 2014 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/search/suggestions/suggestions_service_factory.h"
   6
   7 #include "base/memory/scoped_ptr.h"
   8 #include "base/prefs/pref_service.h"
   9 #include "chrome/browser/profiles/incognito_helpers.h"
  10 #include "chrome/browser/profiles/profile.h"
  11 #include "chrome/browser/search/suggestions/image_fetcher_impl.h"
  12 #include "components/keyed_service/content/browser_context_dependency_manager.h"
  13 #include "components/leveldb_proto/proto_database.h"
  14 #include "components/leveldb_proto/proto_database_impl.h"
  15 #include "components/pref_registry/pref_registry_syncable.h"
  16 #include "components/suggestions/blacklist_store.h"
  17 #include "components/suggestions/image_fetcher.h"
  18 #include "components/suggestions/image_manager.h"
  19 #include "components/suggestions/proto/suggestions.pb.h"
  20 #include "components/suggestions/suggestions_service.h"
  21 #include "components/suggestions/suggestions_store.h"
  22 #include "content/public/browser/browser_context.h"
  23 #include "content/public/browser/browser_thread.h"
  24
  25 using content::BrowserThread;
  26
  27 namespace suggestions {
  28
  29 // static
  30 SuggestionsService* SuggestionsServiceFactory::GetForProfile(Profile* profile) {
  31   return static_cast<SuggestionsService*>(
  32       GetInstance()->GetServiceForBrowserContext(profile, true));
  33 }
  34
  35 // static
  36 SuggestionsServiceFactory* SuggestionsServiceFactory::GetInstance() {
  37   return base::Singleton<SuggestionsServiceFactory>::get();
  38 }
  39
  40 SuggestionsServiceFactory::SuggestionsServiceFactory()
  41     : BrowserContextKeyedServiceFactory(
  42           "SuggestionsService",
  43           BrowserContextDependencyManager::GetInstance()) {
  44   // No dependencies.
  45 }
  46
  47 SuggestionsServiceFactory::~SuggestionsServiceFactory() {}
  48
  49 KeyedService* SuggestionsServiceFactory::BuildServiceInstanceFor(
  50     content::BrowserContext* profile) const {
  51   scoped_refptr<base::SequencedTaskRunner> background_task_runner =
  52       BrowserThread::GetBlockingPool()->GetSequencedTaskRunner(
  53           BrowserThread::GetBlockingPool()->GetSequenceToken());
  54
  55   Profile* the_profile = static_cast<Profile*>(profile);
  56   scoped_ptr<SuggestionsStore> suggestions_store(
  57       new SuggestionsStore(the_profile->GetPrefs()));
  58   scoped_ptr<BlacklistStore> blacklist_store(
  59       new BlacklistStore(the_profile->GetPrefs()));
  60
  61   scoped_ptr<leveldb_proto::ProtoDatabaseImpl<ImageData> > db(
  62       new leveldb_proto::ProtoDatabaseImpl<ImageData>(background_task_runner));
  63
  64   base::FilePath database_dir(
  65       the_profile->GetPath().Append(FILE_PATH_LITERAL("Thumbnails")));
  66
  67   scoped_ptr<ImageFetcherImpl> image_fetcher(
  68       new ImageFetcherImpl(the_profile->GetRequestContext()));
  69   scoped_ptr<ImageManager> thumbnail_manager(
  70       new ImageManager(
  71           image_fetcher.Pass(), db.Pass(), database_dir,
  72           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::DB)));
  73   return new SuggestionsService(
  74       the_profile->GetRequestContext(), suggestions_store.Pass(),
  75       thumbnail_manager.Pass(), blacklist_store.Pass());
  76 }
  77
  78 void SuggestionsServiceFactory::RegisterProfilePrefs(
  79     user_prefs::PrefRegistrySyncable* registry) {
  80   SuggestionsService::RegisterProfilePrefs(registry);
  81 }
  82
  83 }  // namespace suggestions