shell_extensions_browser_client.cc 9.7 KB

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  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. #include "extensions/shell/browser/shell_extensions_browser_client.h"
  5. #include <memory>
  6. #include <utility>
  7. #include "base/bind.h"
  8. #include "base/memory/ptr_util.h"
  9. #include "build/build_config.h"
  10. #include "build/chromeos_buildflags.h"
  11. #include "components/version_info/version_info.h"
  12. #include "content/public/browser/browser_context.h"
  13. #include "content/public/browser/browser_task_traits.h"
  14. #include "content/public/browser/browser_thread.h"
  15. #include "content/public/browser/render_frame_host.h"
  16. #include "content/public/common/user_agent.h"
  17. #include "extensions/browser/api/extensions_api_client.h"
  18. #include "extensions/browser/core_extensions_browser_api_provider.h"
  19. #include "extensions/browser/event_router.h"
  20. #include "extensions/browser/extensions_browser_interface_binders.h"
  21. #include "extensions/browser/null_app_sorting.h"
  22. #include "extensions/browser/updater/null_extension_cache.h"
  23. #include "extensions/browser/url_request_util.h"
  24. #include "extensions/common/features/feature_channel.h"
  25. #include "extensions/shell/browser/api/runtime/shell_runtime_api_delegate.h"
  26. #include "extensions/shell/browser/delegates/shell_kiosk_delegate.h"
  27. #include "extensions/shell/browser/shell_extension_host_delegate.h"
  28. #include "extensions/shell/browser/shell_extension_system_factory.h"
  29. #include "extensions/shell/browser/shell_extension_web_contents_observer.h"
  30. #include "extensions/shell/browser/shell_extensions_api_client.h"
  31. #include "extensions/shell/browser/shell_navigation_ui_data.h"
  32. #include "services/network/public/mojom/url_loader.mojom.h"
  33. #if BUILDFLAG(IS_CHROMEOS_ASH)
  34. #include "chromeos/login/login_state/login_state.h"
  35. #endif
  36. using content::BrowserContext;
  37. using content::BrowserThread;
  38. namespace extensions {
  39. ShellExtensionsBrowserClient::ShellExtensionsBrowserClient()
  40. : api_client_(new ShellExtensionsAPIClient),
  41. extension_cache_(new NullExtensionCache()) {
  42. // app_shell does not have a concept of channel yet, so leave UNKNOWN to
  43. // enable all channel-dependent extension APIs.
  44. SetCurrentChannel(version_info::Channel::UNKNOWN);
  45. AddAPIProvider(std::make_unique<CoreExtensionsBrowserAPIProvider>());
  46. }
  47. ShellExtensionsBrowserClient::~ShellExtensionsBrowserClient() {
  48. }
  49. bool ShellExtensionsBrowserClient::IsShuttingDown() {
  50. return false;
  51. }
  52. bool ShellExtensionsBrowserClient::AreExtensionsDisabled(
  53. const base::CommandLine& command_line,
  54. BrowserContext* context) {
  55. return false;
  56. }
  57. bool ShellExtensionsBrowserClient::IsValidContext(BrowserContext* context) {
  58. DCHECK(browser_context_);
  59. return context == browser_context_;
  60. }
  61. bool ShellExtensionsBrowserClient::IsSameContext(BrowserContext* first,
  62. BrowserContext* second) {
  63. return first == second;
  64. }
  65. bool ShellExtensionsBrowserClient::HasOffTheRecordContext(
  66. BrowserContext* context) {
  67. return false;
  68. }
  69. BrowserContext* ShellExtensionsBrowserClient::GetOffTheRecordContext(
  70. BrowserContext* context) {
  71. // app_shell only supports a single context.
  72. return NULL;
  73. }
  74. BrowserContext* ShellExtensionsBrowserClient::GetOriginalContext(
  75. BrowserContext* context) {
  76. return context;
  77. }
  78. #if BUILDFLAG(IS_CHROMEOS_ASH)
  79. std::string ShellExtensionsBrowserClient::GetUserIdHashFromContext(
  80. content::BrowserContext* context) {
  81. if (!chromeos::LoginState::IsInitialized())
  82. return "";
  83. return chromeos::LoginState::Get()->primary_user_hash();
  84. }
  85. #endif
  86. #if BUILDFLAG(IS_CHROMEOS_LACROS)
  87. bool ShellExtensionsBrowserClient::IsFromMainProfile(
  88. content::BrowserContext* context) {
  89. // AppShell only supports single context.
  90. return true;
  91. }
  92. #endif
  93. bool ShellExtensionsBrowserClient::IsGuestSession(
  94. BrowserContext* context) const {
  95. return false;
  96. }
  97. bool ShellExtensionsBrowserClient::IsExtensionIncognitoEnabled(
  98. const std::string& extension_id,
  99. content::BrowserContext* context) const {
  100. return false;
  101. }
  102. bool ShellExtensionsBrowserClient::CanExtensionCrossIncognito(
  103. const Extension* extension,
  104. content::BrowserContext* context) const {
  105. return false;
  106. }
  107. base::FilePath ShellExtensionsBrowserClient::GetBundleResourcePath(
  108. const network::ResourceRequest& request,
  109. const base::FilePath& extension_resources_path,
  110. int* resource_id) const {
  111. *resource_id = 0;
  112. return base::FilePath();
  113. }
  114. void ShellExtensionsBrowserClient::LoadResourceFromResourceBundle(
  115. const network::ResourceRequest& request,
  116. mojo::PendingReceiver<network::mojom::URLLoader> loader,
  117. const base::FilePath& resource_relative_path,
  118. int resource_id,
  119. scoped_refptr<net::HttpResponseHeaders> headers,
  120. mojo::PendingRemote<network::mojom::URLLoaderClient> client) {
  121. NOTREACHED() << "Load resources from bundles not supported.";
  122. }
  123. bool ShellExtensionsBrowserClient::AllowCrossRendererResourceLoad(
  124. const network::ResourceRequest& request,
  125. network::mojom::RequestDestination destination,
  126. ui::PageTransition page_transition,
  127. int child_id,
  128. bool is_incognito,
  129. const Extension* extension,
  130. const ExtensionSet& extensions,
  131. const ProcessMap& process_map) {
  132. bool allowed = false;
  133. if (url_request_util::AllowCrossRendererResourceLoad(
  134. request, destination, page_transition, child_id, is_incognito,
  135. extension, extensions, process_map, &allowed)) {
  136. return allowed;
  137. }
  138. // Couldn't determine if resource is allowed. Block the load.
  139. return false;
  140. }
  141. PrefService* ShellExtensionsBrowserClient::GetPrefServiceForContext(
  142. BrowserContext* context) {
  143. DCHECK(pref_service_);
  144. return pref_service_;
  145. }
  146. void ShellExtensionsBrowserClient::GetEarlyExtensionPrefsObservers(
  147. content::BrowserContext* context,
  148. std::vector<EarlyExtensionPrefsObserver*>* observers) const {}
  149. ProcessManagerDelegate*
  150. ShellExtensionsBrowserClient::GetProcessManagerDelegate() const {
  151. return NULL;
  152. }
  153. std::unique_ptr<ExtensionHostDelegate>
  154. ShellExtensionsBrowserClient::CreateExtensionHostDelegate() {
  155. return base::WrapUnique(new ShellExtensionHostDelegate);
  156. }
  157. bool ShellExtensionsBrowserClient::DidVersionUpdate(BrowserContext* context) {
  158. // TODO(jamescook): We might want to tell extensions when app_shell updates.
  159. return false;
  160. }
  161. void ShellExtensionsBrowserClient::PermitExternalProtocolHandler() {
  162. }
  163. bool ShellExtensionsBrowserClient::IsInDemoMode() {
  164. return false;
  165. }
  166. bool ShellExtensionsBrowserClient::IsScreensaverInDemoMode(
  167. const std::string& app_id) {
  168. return false;
  169. }
  170. bool ShellExtensionsBrowserClient::IsRunningInForcedAppMode() {
  171. return false;
  172. }
  173. bool ShellExtensionsBrowserClient::IsAppModeForcedForApp(
  174. const ExtensionId& extension_id) {
  175. return false;
  176. }
  177. bool ShellExtensionsBrowserClient::IsLoggedInAsPublicAccount() {
  178. return false;
  179. }
  180. ExtensionSystemProvider*
  181. ShellExtensionsBrowserClient::GetExtensionSystemFactory() {
  182. return ShellExtensionSystemFactory::GetInstance();
  183. }
  184. void ShellExtensionsBrowserClient::RegisterBrowserInterfaceBindersForFrame(
  185. mojo::BinderMapWithContext<content::RenderFrameHost*>* binder_map,
  186. content::RenderFrameHost* render_frame_host,
  187. const Extension* extension) const {
  188. PopulateExtensionFrameBinders(binder_map, render_frame_host, extension);
  189. }
  190. std::unique_ptr<RuntimeAPIDelegate>
  191. ShellExtensionsBrowserClient::CreateRuntimeAPIDelegate(
  192. content::BrowserContext* context) const {
  193. return std::make_unique<ShellRuntimeAPIDelegate>(context);
  194. }
  195. const ComponentExtensionResourceManager*
  196. ShellExtensionsBrowserClient::GetComponentExtensionResourceManager() {
  197. return NULL;
  198. }
  199. void ShellExtensionsBrowserClient::BroadcastEventToRenderers(
  200. events::HistogramValue histogram_value,
  201. const std::string& event_name,
  202. base::Value::List args,
  203. bool dispatch_to_off_the_record_profiles) {
  204. if (!BrowserThread::CurrentlyOn(BrowserThread::UI)) {
  205. content::GetUIThreadTaskRunner({})->PostTask(
  206. FROM_HERE,
  207. base::BindOnce(&ShellExtensionsBrowserClient::BroadcastEventToRenderers,
  208. base::Unretained(this), histogram_value, event_name,
  209. std::move(args), dispatch_to_off_the_record_profiles));
  210. return;
  211. }
  212. auto event =
  213. std::make_unique<Event>(histogram_value, event_name, std::move(args));
  214. EventRouter::Get(browser_context_)->BroadcastEvent(std::move(event));
  215. }
  216. ExtensionCache* ShellExtensionsBrowserClient::GetExtensionCache() {
  217. return extension_cache_.get();
  218. }
  219. bool ShellExtensionsBrowserClient::IsBackgroundUpdateAllowed() {
  220. return true;
  221. }
  222. bool ShellExtensionsBrowserClient::IsMinBrowserVersionSupported(
  223. const std::string& min_version) {
  224. return true;
  225. }
  226. void ShellExtensionsBrowserClient::SetAPIClientForTest(
  227. ExtensionsAPIClient* api_client) {
  228. api_client_.reset(api_client);
  229. }
  230. ExtensionWebContentsObserver*
  231. ShellExtensionsBrowserClient::GetExtensionWebContentsObserver(
  232. content::WebContents* web_contents) {
  233. return ShellExtensionWebContentsObserver::FromWebContents(web_contents);
  234. }
  235. KioskDelegate* ShellExtensionsBrowserClient::GetKioskDelegate() {
  236. if (!kiosk_delegate_)
  237. kiosk_delegate_ = std::make_unique<ShellKioskDelegate>();
  238. return kiosk_delegate_.get();
  239. }
  240. bool ShellExtensionsBrowserClient::IsLockScreenContext(
  241. content::BrowserContext* context) {
  242. return false;
  243. }
  244. std::string ShellExtensionsBrowserClient::GetApplicationLocale() {
  245. // TODO(michaelpg): Use system locale.
  246. return "en-US";
  247. }
  248. std::string ShellExtensionsBrowserClient::GetUserAgent() const {
  249. return content::BuildUserAgentFromProduct(
  250. version_info::GetProductNameAndVersionForUserAgent());
  251. }
  252. void ShellExtensionsBrowserClient::InitWithBrowserContext(
  253. content::BrowserContext* context,
  254. PrefService* pref_service) {
  255. DCHECK(!browser_context_);
  256. DCHECK(!pref_service_);
  257. browser_context_ = context;
  258. pref_service_ = pref_service;
  259. }
  260. } // namespace extensions