ios/chrome/browser/autocomplete/shortcuts_backend_factory.cc

   1 // Copyright 2015 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 "ios/chrome/browser/autocomplete/shortcuts_backend_factory.h"
   6
   7 #include "base/memory/singleton.h"
   8 #include "base/prefs/pref_service.h"
   9 #include "components/keyed_service/core/service_access_type.h"
  10 #include "components/keyed_service/ios/browser_state_dependency_manager.h"
  11 #include "components/omnibox/browser/shortcuts_backend.h"
  12 #include "components/omnibox/browser/shortcuts_constants.h"
  13 #include "ios/chrome/browser/history/history_service_factory.h"
  14 #include "ios/chrome/browser/pref_names.h"
  15 #include "ios/chrome/browser/search_engines/template_url_service_factory.h"
  16 #include "ios/chrome/browser/search_engines/ui_thread_search_terms_data.h"
  17 #include "ios/public/provider/chrome/browser/browser_state/chrome_browser_state.h"
  18 #include "ios/public/provider/chrome/browser/chrome_browser_provider.h"
  19 #include "ios/web/public/web_thread.h"
  20
  21 namespace ios {
  22 namespace {
  23
  24 scoped_refptr<ShortcutsBackend> CreateShortcutsBackend(
  25     ios::ChromeBrowserState* browser_state,
  26     bool suppress_db) {
  27   scoped_refptr<ShortcutsBackend> shortcuts_backend(new ShortcutsBackend(
  28       ios::TemplateURLServiceFactory::GetForBrowserState(browser_state),
  29       make_scoped_ptr(new ios::UIThreadSearchTermsData(browser_state)),
  30       ios::HistoryServiceFactory::GetForBrowserState(
  31           browser_state, ServiceAccessType::EXPLICIT_ACCESS),
  32       web::WebThread::GetTaskRunnerForThread(web::WebThread::DB),
  33       browser_state->GetStatePath().Append(kShortcutsDatabaseName),
  34       suppress_db));
  35   return shortcuts_backend->Init() ? shortcuts_backend : nullptr;
  36 }
  37
  38 }  // namespace
  39
  40 // static
  41 scoped_refptr<ShortcutsBackend> ShortcutsBackendFactory::GetForBrowserState(
  42     ios::ChromeBrowserState* browser_state) {
  43   return make_scoped_refptr(static_cast<ShortcutsBackend*>(
  44       GetInstance()->GetServiceForBrowserState(browser_state, true).get()));
  45 }
  46
  47 // static
  48 scoped_refptr<ShortcutsBackend>
  49 ShortcutsBackendFactory::GetForBrowserStateIfExists(
  50     ios::ChromeBrowserState* browser_state) {
  51   return make_scoped_refptr(static_cast<ShortcutsBackend*>(
  52       GetInstance()->GetServiceForBrowserState(browser_state, false).get()));
  53 }
  54
  55 // static
  56 ShortcutsBackendFactory* ShortcutsBackendFactory::GetInstance() {
  57   return base::Singleton<ShortcutsBackendFactory>::get();
  58 }
  59
  60 ShortcutsBackendFactory::ShortcutsBackendFactory()
  61     : RefcountedBrowserStateKeyedServiceFactory(
  62           "ShortcutsBackend",
  63           BrowserStateDependencyManager::GetInstance()) {
  64   DependsOn(ios::HistoryServiceFactory::GetInstance());
  65   DependsOn(ios::TemplateURLServiceFactory::GetInstance());
  66 }
  67
  68 ShortcutsBackendFactory::~ShortcutsBackendFactory() {}
  69
  70 scoped_refptr<RefcountedKeyedService>
  71 ShortcutsBackendFactory::BuildServiceInstanceFor(
  72     web::BrowserState* context) const {
  73   ios::ChromeBrowserState* browser_state =
  74       ios::ChromeBrowserState::FromBrowserState(context);
  75   return CreateShortcutsBackend(browser_state, false /* suppress_db */);
  76 }
  77
  78 bool ShortcutsBackendFactory::ServiceIsNULLWhileTesting() const {
  79   return true;
  80 }
  81
  82 }  // namespace ios