chrome/browser/extensions/external_component_loader.cc

   1 // Copyright (c) 2013 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/extensions/external_component_loader.h"
   6
   7 #include "base/command_line.h"
   8 #include "chrome/browser/browser_process.h"
   9 #include "chrome/browser/extensions/component_extensions_whitelist/whitelist.h"
  10 #include "chrome/browser/search/hotword_service.h"
  11 #include "chrome/browser/search/hotword_service_factory.h"
  12 #include "chrome/browser/signin/signin_manager_factory.h"
  13 #include "chrome/common/chrome_switches.h"
  14 #include "chrome/common/extensions/extension_constants.h"
  15 #include "components/signin/core/browser/signin_manager.h"
  16 #include "extensions/common/extension_urls.h"
  17 #include "extensions/common/manifest.h"
  18
  19 #if defined(OS_CHROMEOS)
  20 #include "base/command_line.h"
  21 #include "chromeos/chromeos_switches.h"
  22 #endif
  23
  24 #if defined(ENABLE_APP_LIST) && defined(OS_CHROMEOS)
  25 #include "chrome/browser/ui/app_list/google_now_extension.h"
  26 #endif
  27
  28 namespace extensions {
  29
  30 ExternalComponentLoader::ExternalComponentLoader(Profile* profile)
  31     : profile_(profile) {
  32 }
  33
  34 ExternalComponentLoader::~ExternalComponentLoader() {}
  35
  36 void ExternalComponentLoader::StartLoading() {
  37   prefs_.reset(new base::DictionaryValue());
  38   AddExternalExtension(extension_misc::kInAppPaymentsSupportAppId);
  39
  40   if (HotwordServiceFactory::IsHotwordAllowed(profile_))
  41     AddExternalExtension(extension_misc::kHotwordSharedModuleId);
  42
  43 #if defined(OS_CHROMEOS)
  44   {
  45     base::CommandLine* const command_line =
  46         base::CommandLine::ForCurrentProcess();
  47     if (!command_line->HasSwitch(chromeos::switches::kDisableNewZIPUnpacker))
  48       AddExternalExtension(extension_misc::kZIPUnpackerExtensionId);
  49   }
  50 #endif
  51
  52 #if defined(ENABLE_MEDIA_ROUTER) && defined(GOOGLE_CHROME_BUILD)
  53   if (switches::MediaRouterEnabled())
  54     AddExternalExtension(extension_misc::kMediaRouterStableExtensionId);
  55 #endif  // defined(ENABLE_MEDIA_ROUTER) && defined(GOOGLE_CHROME_BUILD)
  56
  57 #if defined(ENABLE_APP_LIST) && defined(OS_CHROMEOS)
  58   std::string google_now_extension_id;
  59   if (GetGoogleNowExtensionId(&google_now_extension_id))
  60     AddExternalExtension(google_now_extension_id);
  61 #endif
  62
  63   LoadFinished();
  64 }
  65
  66 void ExternalComponentLoader::AddExternalExtension(
  67     const std::string& extension_id) {
  68   if (!IsComponentExtensionWhitelisted(extension_id))
  69     return;
  70
  71   prefs_->SetString(extension_id + ".external_update_url",
  72                     extension_urls::GetWebstoreUpdateUrl().spec());
  73 }
  74
  75 }  // namespace extensions