chrome/browser/signin/easy_unlock_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/signin/easy_unlock_service_factory.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/memory/singleton.h"
   9 #include "chrome/browser/profiles/incognito_helpers.h"
  10 #include "chrome/browser/profiles/profile.h"
  11 #include "chrome/browser/signin/easy_unlock_app_manager.h"
  12 #include "chrome/browser/signin/easy_unlock_service.h"
  13 #include "chrome/browser/signin/easy_unlock_service_regular.h"
  14 #include "chrome/common/chrome_switches.h"
  15 #include "components/keyed_service/content/browser_context_dependency_manager.h"
  16 #include "extensions/browser/extension_system.h"
  17 #include "extensions/browser/extension_system_provider.h"
  18 #include "extensions/browser/extensions_browser_client.h"
  19 #include "grit/browser_resources.h"
  20
  21 #if defined(OS_CHROMEOS)
  22 #include "chrome/browser/chromeos/login/easy_unlock/easy_unlock_tpm_key_manager_factory.h"
  23 #include "chrome/browser/chromeos/profiles/profile_helper.h"
  24 #include "chrome/browser/signin/easy_unlock_service_signin_chromeos.h"
  25 #endif
  26
  27 namespace {
  28
  29 // Gets the file path from which easy unlock app should be loaded.
  30 base::FilePath GetEasyUnlockAppPath() {
  31 #if defined(GOOGLE_CHROME_BUILD)
  32 #ifndef NDEBUG
  33   // Only allow app path override switch for debug build.
  34   const base::CommandLine* command_line =
  35       base::CommandLine::ForCurrentProcess();
  36   if (command_line->HasSwitch(switches::kEasyUnlockAppPath))
  37     return command_line->GetSwitchValuePath(switches::kEasyUnlockAppPath);
  38 #endif  // !defined(NDEBUG)
  39
  40 #if defined(OS_CHROMEOS)
  41   return base::FilePath("/usr/share/chromeos-assets/easy_unlock");
  42 #endif  // defined(OS_CHROMEOS)
  43 #endif  // defined(GOOGLE_CHROME_BUILD)
  44
  45   return base::FilePath();
  46 }
  47
  48 }  // namespace
  49
  50 // static
  51 EasyUnlockServiceFactory* EasyUnlockServiceFactory::GetInstance() {
  52   return Singleton<EasyUnlockServiceFactory>::get();
  53 }
  54
  55 // static
  56 EasyUnlockService* EasyUnlockServiceFactory::GetForBrowserContext(
  57     content::BrowserContext* browser_context) {
  58   return static_cast<EasyUnlockService*>(
  59       EasyUnlockServiceFactory::GetInstance()->GetServiceForBrowserContext(
  60           browser_context, true));
  61 }
  62
  63 EasyUnlockServiceFactory::EasyUnlockServiceFactory()
  64     : BrowserContextKeyedServiceFactory(
  65           "EasyUnlockService",
  66           BrowserContextDependencyManager::GetInstance()) {
  67   DependsOn(
  68       extensions::ExtensionsBrowserClient::Get()->GetExtensionSystemFactory());
  69 #if defined(OS_CHROMEOS)
  70   DependsOn(EasyUnlockTpmKeyManagerFactory::GetInstance());
  71 #endif
  72 }
  73
  74 EasyUnlockServiceFactory::~EasyUnlockServiceFactory() {
  75 }
  76
  77 KeyedService* EasyUnlockServiceFactory::BuildServiceInstanceFor(
  78     content::BrowserContext* context) const {
  79   EasyUnlockService* service = NULL;
  80   int manifest_id = 0;
  81
  82 #if defined(OS_CHROMEOS)
  83   if (chromeos::ProfileHelper::IsSigninProfile(
  84           Profile::FromBrowserContext(context))) {
  85     if (!EasyUnlockService::IsSignInEnabled() || !context->IsOffTheRecord())
  86       return NULL;
  87
  88     service = new EasyUnlockServiceSignin(Profile::FromBrowserContext(context));
  89     manifest_id = IDR_EASY_UNLOCK_MANIFEST_SIGNIN;
  90   }
  91 #endif
  92
  93   if (!service) {
  94     service =
  95         new EasyUnlockServiceRegular(Profile::FromBrowserContext(context));
  96     manifest_id = IDR_EASY_UNLOCK_MANIFEST;
  97   }
  98
  99   const base::FilePath app_path = app_path_for_testing_.empty()
 100                                       ? GetEasyUnlockAppPath()
 101                                       : app_path_for_testing_;
 102
 103   service->Initialize(EasyUnlockAppManager::Create(
 104       extensions::ExtensionSystem::Get(context), manifest_id, app_path));
 105   return service;
 106 }
 107
 108 content::BrowserContext* EasyUnlockServiceFactory::GetBrowserContextToUse(
 109       content::BrowserContext* context) const {
 110 #if defined(OS_CHROMEOS)
 111   if (chromeos::ProfileHelper::IsSigninProfile(
 112           Profile::FromBrowserContext(context))) {
 113     return chrome::GetBrowserContextOwnInstanceInIncognito(context);
 114   }
 115 #endif
 116   return chrome::GetBrowserContextRedirectedInIncognito(context);
 117 }
 118
 119 bool EasyUnlockServiceFactory::ServiceIsCreatedWithBrowserContext() const {
 120   return true;
 121 }
 122
 123 bool EasyUnlockServiceFactory::ServiceIsNULLWhileTesting() const {
 124   // Don't create the service for TestingProfile used in unit_tests because
 125   // EasyUnlockService uses ExtensionSystem::ready().Post, which expects
 126   // a MessageLoop that does not exit in many unit_tests cases.
 127   return true;
 128 }