// Copyright (c) 2013 GitHub, Inc. // Use of this source code is governed by the MIT license that can be // found in the LICENSE file. #include "shell/browser/electron_browser_client.h" #if defined(OS_WIN) #include #endif #include #include #include "base/base_switches.h" #include "base/command_line.h" #include "base/debug/crash_logging.h" #include "base/environment.h" #include "base/files/file_util.h" #include "base/json/json_reader.h" #include "base/lazy_instance.h" #include "base/no_destructor.h" #include "base/path_service.h" #include "base/stl_util.h" #include "base/strings/string_number_conversions.h" #include "base/strings/string_util.h" #include "base/strings/utf_string_conversions.h" #include "base/task/post_task.h" #include "chrome/browser/browser_process.h" #include "chrome/common/chrome_paths.h" #include "chrome/common/chrome_switches.h" #include "chrome/common/chrome_version.h" #include "components/net_log/chrome_net_log.h" #include "components/network_hints/common/network_hints.mojom.h" #include "content/browser/site_instance_impl.h" // nogncheck #include "content/public/browser/browser_main_runner.h" #include "content/public/browser/browser_ppapi_host.h" #include "content/public/browser/browser_task_traits.h" #include "content/public/browser/client_certificate_delegate.h" #include "content/public/browser/login_delegate.h" #include "content/public/browser/overlay_window.h" #include "content/public/browser/render_frame_host.h" #include "content/public/browser/render_process_host.h" #include "content/public/browser/render_view_host.h" #include "content/public/browser/service_worker_version_base_info.h" #include "content/public/browser/site_instance.h" #include "content/public/browser/tts_controller.h" #include "content/public/browser/tts_platform.h" #include "content/public/common/content_descriptors.h" #include "content/public/common/content_paths.h" #include "content/public/common/content_switches.h" #include "content/public/common/url_constants.h" #include "electron/buildflags/buildflags.h" #include "electron/grit/electron_resources.h" #include "electron/shell/common/api/api.mojom.h" #include "mojo/public/cpp/bindings/binder_map.h" #include "net/base/escape.h" #include "net/ssl/ssl_cert_request_info.h" #include "ppapi/buildflags/buildflags.h" #include "ppapi/host/ppapi_host.h" #include "printing/buildflags/buildflags.h" #include "services/device/public/cpp/geolocation/location_provider.h" #include "services/network/public/cpp/features.h" #include "services/network/public/cpp/resource_request_body.h" #include "services/network/public/cpp/self_deleting_url_loader_factory.h" #include "shell/app/electron_crash_reporter_client.h" #include "shell/browser/api/electron_api_app.h" #include "shell/browser/api/electron_api_crash_reporter.h" #include "shell/browser/api/electron_api_protocol.h" #include "shell/browser/api/electron_api_session.h" #include "shell/browser/api/electron_api_web_contents.h" #include "shell/browser/api/electron_api_web_request.h" #include "shell/browser/badging/badge_manager.h" #include "shell/browser/child_web_contents_tracker.h" #include "shell/browser/electron_autofill_driver_factory.h" #include "shell/browser/electron_browser_context.h" #include "shell/browser/electron_browser_handler_impl.h" #include "shell/browser/electron_browser_main_parts.h" #include "shell/browser/electron_navigation_throttle.h" #include "shell/browser/electron_quota_permission_context.h" #include "shell/browser/electron_speech_recognition_manager_delegate.h" #include "shell/browser/font_defaults.h" #include "shell/browser/javascript_environment.h" #include "shell/browser/media/media_capture_devices_dispatcher.h" #include "shell/browser/native_window.h" #include "shell/browser/net/network_context_service.h" #include "shell/browser/net/network_context_service_factory.h" #include "shell/browser/net/proxying_url_loader_factory.h" #include "shell/browser/net/proxying_websocket.h" #include "shell/browser/net/system_network_context_manager.h" #include "shell/browser/network_hints_handler_impl.h" #include "shell/browser/notifications/notification_presenter.h" #include "shell/browser/notifications/platform_notification_service.h" #include "shell/browser/protocol_registry.h" #include "shell/browser/serial/electron_serial_delegate.h" #include "shell/browser/session_preferences.h" #include "shell/browser/ui/devtools_manager_delegate.h" #include "shell/browser/web_contents_permission_helper.h" #include "shell/browser/web_contents_preferences.h" #include "shell/browser/window_list.h" #include "shell/common/api/api.mojom.h" #include "shell/common/application_info.h" #include "shell/common/electron_paths.h" #include "shell/common/logging.h" #include "shell/common/options_switches.h" #include "shell/common/platform_util.h" #include "third_party/blink/public/common/loader/url_loader_throttle.h" #include "third_party/blink/public/common/tokens/tokens.h" #include "third_party/blink/public/common/web_preferences/web_preferences.h" #include "third_party/blink/public/mojom/badging/badging.mojom.h" #include "ui/base/resource/resource_bundle.h" #include "ui/native_theme/native_theme.h" #include "v8/include/v8.h" #if defined(OS_WIN) #include "sandbox/win/src/sandbox_policy.h" #endif #if defined(USE_NSS_CERTS) #include "net/ssl/client_cert_store_nss.h" #elif defined(OS_WIN) #include "net/ssl/client_cert_store_win.h" #elif defined(OS_MAC) #include "net/ssl/client_cert_store_mac.h" #elif defined(USE_OPENSSL) #include "net/ssl/client_cert_store.h" #endif #if BUILDFLAG(ENABLE_BUILTIN_SPELLCHECKER) #include "chrome/browser/spellchecker/spell_check_host_chrome_impl.h" // nogncheck #include "components/spellcheck/common/spellcheck.mojom.h" // nogncheck #endif #if BUILDFLAG(OVERRIDE_LOCATION_PROVIDER) #include "shell/browser/fake_location_provider.h" #endif // BUILDFLAG(OVERRIDE_LOCATION_PROVIDER) #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) #include "chrome/common/webui_url_constants.h" #include "content/public/browser/child_process_security_policy.h" #include "content/public/browser/file_url_loader.h" #include "content/public/browser/web_ui_url_loader_factory.h" #include "extensions/browser/api/mime_handler_private/mime_handler_private.h" #include "extensions/browser/api/web_request/web_request_api.h" #include "extensions/browser/browser_context_keyed_api_factory.h" #include "extensions/browser/extension_host.h" #include "extensions/browser/extension_message_filter.h" #include "extensions/browser/extension_navigation_throttle.h" #include "extensions/browser/extension_navigation_ui_data.h" #include "extensions/browser/extension_prefs.h" #include "extensions/browser/extension_protocols.h" #include "extensions/browser/extension_registry.h" #include "extensions/browser/extensions_browser_client.h" #include "extensions/browser/guest_view/extensions_guest_view_message_filter.h" #include "extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.h" #include "extensions/browser/info_map.h" #include "extensions/browser/process_manager.h" #include "extensions/browser/process_map.h" #include "extensions/browser/url_loader_factory_manager.h" #include "extensions/common/api/mime_handler.mojom.h" #include "extensions/common/constants.h" #include "extensions/common/extension.h" #include "extensions/common/switches.h" #include "shell/browser/extensions/electron_extension_message_filter.h" #include "shell/browser/extensions/electron_extension_system.h" #include "shell/browser/extensions/electron_extension_web_contents_observer.h" #endif #if BUILDFLAG(ENABLE_PLUGINS) #include "chrome/browser/plugins/plugin_response_interceptor_url_loader_throttle.h" // nogncheck #include "shell/browser/plugins/plugin_utils.h" #endif #if defined(OS_MAC) #include "content/common/mac_helpers.h" #include "content/public/common/child_process_host.h" #endif #if defined(OS_LINUX) && !defined(MAS_BUILD) #include "base/debug/leak_annotations.h" #include "components/crash/content/browser/crash_handler_host_linux.h" #include "components/crash/core/app/breakpad_linux.h" // nogncheck #include "components/crash/core/app/crash_switches.h" // nogncheck #include "components/crash/core/app/crashpad.h" // nogncheck #endif #if BUILDFLAG(ENABLE_PICTURE_IN_PICTURE) && defined(OS_WIN) #include "chrome/browser/ui/views/overlay/overlay_window_views.h" #include "shell/browser/browser.h" #include "ui/aura/window.h" #include "ui/aura/window_tree_host.h" #include "ui/base/win/shell.h" #include "ui/views/widget/widget.h" #endif #if BUILDFLAG(ENABLE_PRINTING) #include "shell/browser/printing/print_view_manager_electron.h" #endif #if BUILDFLAG(ENABLE_PDF_VIEWER) #include "components/pdf/browser/pdf_web_contents_helper.h" // nogncheck #endif using content::BrowserThread; namespace electron { namespace { ElectronBrowserClient* g_browser_client = nullptr; base::LazyInstance::DestructorAtExit g_io_thread_application_locale = LAZY_INSTANCE_INITIALIZER; base::NoDestructor g_application_locale; void SetApplicationLocaleOnIOThread(const std::string& locale) { DCHECK_CURRENTLY_ON(BrowserThread::IO); g_io_thread_application_locale.Get() = locale; } void BindNetworkHintsHandler( content::RenderFrameHost* frame_host, mojo::PendingReceiver receiver) { NetworkHintsHandlerImpl::Create(frame_host, std::move(receiver)); } #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) // Used by the GetPrivilegeRequiredByUrl() and GetProcessPrivilege() functions // below. Extension, and isolated apps require different privileges to be // granted to their RenderProcessHosts. This classification allows us to make // sure URLs are served by hosts with the right set of privileges. enum class RenderProcessHostPrivilege { kNormal, kHosted, kIsolated, kExtension, }; // Copied from chrome/browser/extensions/extension_util.cc. bool AllowFileAccess(const std::string& extension_id, content::BrowserContext* context) { return base::CommandLine::ForCurrentProcess()->HasSwitch( ::switches::kDisableExtensionsFileAccessCheck) || extensions::ExtensionPrefs::Get(context)->AllowFileAccess( extension_id); } RenderProcessHostPrivilege GetPrivilegeRequiredByUrl( const GURL& url, extensions::ExtensionRegistry* registry) { // Default to a normal renderer cause it is lower privileged. This should only // occur if the URL on a site instance is either malformed, or uninitialized. // If it is malformed, then there is no need for better privileges anyways. // If it is uninitialized, but eventually settles on being an a scheme other // than normal webrenderer, the navigation logic will correct us out of band // anyways. if (!url.is_valid()) return RenderProcessHostPrivilege::kNormal; if (!url.SchemeIs(extensions::kExtensionScheme)) return RenderProcessHostPrivilege::kNormal; return RenderProcessHostPrivilege::kExtension; } RenderProcessHostPrivilege GetProcessPrivilege( content::RenderProcessHost* process_host, extensions::ProcessMap* process_map, extensions::ExtensionRegistry* registry) { std::set extension_ids = process_map->GetExtensionsInProcess(process_host->GetID()); if (extension_ids.empty()) return RenderProcessHostPrivilege::kNormal; return RenderProcessHostPrivilege::kExtension; } const extensions::Extension* GetEnabledExtensionFromEffectiveURL( content::BrowserContext* context, const GURL& effective_url) { if (!effective_url.SchemeIs(extensions::kExtensionScheme)) return nullptr; extensions::ExtensionRegistry* registry = extensions::ExtensionRegistry::Get(context); if (!registry) return nullptr; return registry->enabled_extensions().GetByID(effective_url.host()); } #endif // BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) #if defined(OS_LINUX) breakpad::CrashHandlerHostLinux* CreateCrashHandlerHost( const std::string& process_type) { base::FilePath dumps_path; base::PathService::Get(electron::DIR_CRASH_DUMPS, &dumps_path); { ANNOTATE_SCOPED_MEMORY_LEAK; bool upload = ElectronCrashReporterClient::Get()->GetCollectStatsConsent(); breakpad::CrashHandlerHostLinux* crash_handler = new breakpad::CrashHandlerHostLinux(process_type, dumps_path, upload); crash_handler->StartUploaderThread(); return crash_handler; } } int GetCrashSignalFD(const base::CommandLine& command_line) { if (crash_reporter::IsCrashpadEnabled()) { int fd; pid_t pid; return crash_reporter::GetHandlerSocket(&fd, &pid) ? fd : -1; } // Extensions have the same process type as renderers. if (command_line.HasSwitch(extensions::switches::kExtensionProcess)) { static breakpad::CrashHandlerHostLinux* crash_handler = nullptr; if (!crash_handler) crash_handler = CreateCrashHandlerHost("extension"); return crash_handler->GetDeathSignalSocket(); } std::string process_type = command_line.GetSwitchValueASCII(::switches::kProcessType); if (process_type == ::switches::kRendererProcess) { static breakpad::CrashHandlerHostLinux* crash_handler = nullptr; if (!crash_handler) crash_handler = CreateCrashHandlerHost(process_type); return crash_handler->GetDeathSignalSocket(); } if (process_type == ::switches::kPpapiPluginProcess) { static breakpad::CrashHandlerHostLinux* crash_handler = nullptr; if (!crash_handler) crash_handler = CreateCrashHandlerHost(process_type); return crash_handler->GetDeathSignalSocket(); } if (process_type == ::switches::kGpuProcess) { static breakpad::CrashHandlerHostLinux* crash_handler = nullptr; if (!crash_handler) crash_handler = CreateCrashHandlerHost(process_type); return crash_handler->GetDeathSignalSocket(); } if (process_type == ::switches::kUtilityProcess) { static breakpad::CrashHandlerHostLinux* crash_handler = nullptr; if (!crash_handler) crash_handler = CreateCrashHandlerHost(process_type); return crash_handler->GetDeathSignalSocket(); } return -1; } #endif // defined(OS_LINUX) } // namespace // static ElectronBrowserClient* ElectronBrowserClient::Get() { return g_browser_client; } // static void ElectronBrowserClient::SetApplicationLocale(const std::string& locale) { if (!BrowserThread::IsThreadInitialized(BrowserThread::IO) || !base::PostTask( FROM_HERE, {BrowserThread::IO}, base::BindOnce(&SetApplicationLocaleOnIOThread, locale))) { g_io_thread_application_locale.Get() = locale; } *g_application_locale = locale; } ElectronBrowserClient::ElectronBrowserClient() { DCHECK(!g_browser_client); g_browser_client = this; } ElectronBrowserClient::~ElectronBrowserClient() { DCHECK(g_browser_client); g_browser_client = nullptr; } content::WebContents* ElectronBrowserClient::GetWebContentsFromProcessID( int process_id) { // If the process is a pending process, we should use the web contents // for the frame host passed into RegisterPendingProcess. const auto iter = pending_processes_.find(process_id); if (iter != std::end(pending_processes_)) return iter->second; // Certain render process will be created with no associated render view, // for example: ServiceWorker. return WebContentsPreferences::GetWebContentsFromProcessID(process_id); } content::SiteInstance* ElectronBrowserClient::GetSiteInstanceFromAffinity( content::BrowserContext* browser_context, const GURL& url, content::RenderFrameHost* rfh) const { return nullptr; } bool ElectronBrowserClient::IsRendererSubFrame(int process_id) const { return base::Contains(renderer_is_subframe_, process_id); } void ElectronBrowserClient::RenderProcessWillLaunch( content::RenderProcessHost* host) { // When a render process is crashed, it might be reused. int process_id = host->GetID(); auto* browser_context = host->GetBrowserContext(); ALLOW_UNUSED_LOCAL(browser_context); #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) host->AddFilter( new extensions::ExtensionMessageFilter(process_id, browser_context)); host->AddFilter(new extensions::ExtensionsGuestViewMessageFilter( process_id, browser_context)); host->AddFilter( new ElectronExtensionMessageFilter(process_id, browser_context)); #endif // ensure the ProcessPreferences is removed later host->AddObserver(this); } content::SpeechRecognitionManagerDelegate* ElectronBrowserClient::CreateSpeechRecognitionManagerDelegate() { return new ElectronSpeechRecognitionManagerDelegate; } content::TtsPlatform* ElectronBrowserClient::GetTtsPlatform() { return nullptr; } void ElectronBrowserClient::OverrideWebkitPrefs( content::WebContents* web_contents, blink::web_pref::WebPreferences* prefs) { prefs->javascript_enabled = true; prefs->web_security_enabled = true; prefs->plugins_enabled = true; prefs->dom_paste_enabled = true; prefs->allow_scripts_to_close_windows = true; prefs->javascript_can_access_clipboard = true; prefs->local_storage_enabled = true; prefs->databases_enabled = true; prefs->application_cache_enabled = true; prefs->allow_universal_access_from_file_urls = true; prefs->allow_file_access_from_file_urls = true; prefs->webgl1_enabled = true; prefs->webgl2_enabled = true; prefs->allow_running_insecure_content = false; prefs->default_minimum_page_scale_factor = 1.f; prefs->default_maximum_page_scale_factor = 1.f; prefs->navigate_on_drag_drop = false; #if !BUILDFLAG(ENABLE_PICTURE_IN_PICTURE) prefs->picture_in_picture_enabled = false; #endif ui::NativeTheme* native_theme = ui::NativeTheme::GetInstanceForNativeUi(); prefs->preferred_color_scheme = native_theme->ShouldUseDarkColors() ? blink::mojom::PreferredColorScheme::kDark : blink::mojom::PreferredColorScheme::kLight; auto preloads = SessionPreferences::GetValidPreloads(web_contents->GetBrowserContext()); if (!preloads.empty()) prefs->preloads = preloads; SetFontDefaults(prefs); // Custom preferences of guest page. auto* web_preferences = WebContentsPreferences::From(web_contents); if (web_preferences) { web_preferences->OverrideWebkitPrefs(prefs); } } void ElectronBrowserClient::RegisterPendingSiteInstance( content::RenderFrameHost* rfh, content::SiteInstance* pending_site_instance) { // Remember the original web contents for the pending renderer process. auto* web_contents = content::WebContents::FromRenderFrameHost(rfh); auto* pending_process = pending_site_instance->GetProcess(); pending_processes_[pending_process->GetID()] = web_contents; if (rfh->GetParent()) renderer_is_subframe_.insert(pending_process->GetID()); else renderer_is_subframe_.erase(pending_process->GetID()); } void ElectronBrowserClient::AppendExtraCommandLineSwitches( base::CommandLine* command_line, int process_id) { // Make sure we're about to launch a known executable { base::ThreadRestrictions::ScopedAllowIO allow_io; base::FilePath child_path; base::FilePath program = base::MakeAbsoluteFilePath(command_line->GetProgram()); #if defined(OS_MAC) auto renderer_child_path = content::ChildProcessHost::GetChildPath( content::ChildProcessHost::CHILD_RENDERER); auto gpu_child_path = content::ChildProcessHost::GetChildPath( content::ChildProcessHost::CHILD_GPU); #if BUILDFLAG(ENABLE_PLUGINS) auto plugin_child_path = content::ChildProcessHost::GetChildPath( content::ChildProcessHost::CHILD_PLUGIN); #endif if (program != renderer_child_path && program != gpu_child_path #if BUILDFLAG(ENABLE_PLUGINS) && program != plugin_child_path #endif ) { child_path = content::ChildProcessHost::GetChildPath( content::ChildProcessHost::CHILD_NORMAL); CHECK_EQ(program, child_path) << "Aborted from launching unexpected helper executable"; } #else if (!base::PathService::Get(content::CHILD_PROCESS_EXE, &child_path)) { CHECK(false) << "Unable to get child process binary name."; } SCOPED_CRASH_KEY_STRING256("ChildProcess", "child_process_exe", child_path.AsUTF8Unsafe()); SCOPED_CRASH_KEY_STRING256("ChildProcess", "program", program.AsUTF8Unsafe()); CHECK_EQ(program, child_path); #endif } std::string process_type = command_line->GetSwitchValueASCII(::switches::kProcessType); #if defined(OS_LINUX) bool enable_crash_reporter = false; if (crash_reporter::IsCrashpadEnabled()) { command_line->AppendSwitch(::switches::kEnableCrashpad); enable_crash_reporter = true; int fd; pid_t pid; if (crash_reporter::GetHandlerSocket(&fd, &pid)) { command_line->AppendSwitchASCII( crash_reporter::switches::kCrashpadHandlerPid, base::NumberToString(pid)); } } else { enable_crash_reporter = breakpad::IsCrashReporterEnabled(); } if (enable_crash_reporter) { std::string switch_value = api::crash_reporter::GetClientId() + ",no_channel"; command_line->AppendSwitchASCII(::switches::kEnableCrashReporter, switch_value); if (!crash_reporter::IsCrashpadEnabled()) { for (const auto& pair : api::crash_reporter::GetGlobalCrashKeys()) { if (!switch_value.empty()) switch_value += ","; switch_value += pair.first; switch_value += "="; switch_value += pair.second; } command_line->AppendSwitchASCII(switches::kGlobalCrashKeys, switch_value); } } #endif // The zygote process is booted before JS runs, so DIR_USER_DATA isn't usable // at that time. It doesn't need --user-data-dir to be correct anyway, since // the zygote itself doesn't access anything in that directory. if (process_type != ::switches::kZygoteProcess) { base::FilePath user_data_dir; if (base::PathService::Get(chrome::DIR_USER_DATA, &user_data_dir)) command_line->AppendSwitchPath(::switches::kUserDataDir, user_data_dir); } if (process_type == ::switches::kUtilityProcess || process_type == ::switches::kRendererProcess) { // Copy following switches to child process. static const char* const kCommonSwitchNames[] = { switches::kStandardSchemes, switches::kEnableSandbox, switches::kSecureSchemes, switches::kBypassCSPSchemes, switches::kCORSSchemes, switches::kFetchSchemes, switches::kServiceWorkerSchemes, switches::kEnableApiFilteringLogging, switches::kStreamingSchemes}; command_line->CopySwitchesFrom(*base::CommandLine::ForCurrentProcess(), kCommonSwitchNames, base::size(kCommonSwitchNames)); } if (process_type == ::switches::kRendererProcess) { #if defined(OS_WIN) // Append --app-user-model-id. PWSTR current_app_id; if (SUCCEEDED(GetCurrentProcessExplicitAppUserModelID(¤t_app_id))) { command_line->AppendSwitchNative(switches::kAppUserModelId, current_app_id); CoTaskMemFree(current_app_id); } #endif if (delegate_) { auto app_path = static_cast(delegate_)->GetAppPath(); command_line->AppendSwitchPath(switches::kAppPath, app_path); } auto env = base::Environment::Create(); if (env->HasVar("ELECTRON_PROFILE_INIT_SCRIPTS")) { command_line->AppendSwitch("profile-electron-init"); } // Extension background pages don't have WebContentsPreferences, but they // support WebSQL by default. #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) content::RenderProcessHost* process = content::RenderProcessHost::FromID(process_id); if (extensions::ProcessMap::Get(process->GetBrowserContext()) ->Contains(process_id)) command_line->AppendSwitch(switches::kEnableWebSQL); #endif content::WebContents* web_contents = GetWebContentsFromProcessID(process_id); if (web_contents) { auto* web_preferences = WebContentsPreferences::From(web_contents); if (web_preferences) web_preferences->AppendCommandLineSwitches( command_line, IsRendererSubFrame(process_id)); } } } void ElectronBrowserClient::DidCreatePpapiPlugin( content::BrowserPpapiHost* host) {} // attempt to get api key from env std::string ElectronBrowserClient::GetGeolocationApiKey() { auto env = base::Environment::Create(); std::string api_key; env->GetVar("GOOGLE_API_KEY", &api_key); return api_key; } scoped_refptr ElectronBrowserClient::CreateQuotaPermissionContext() { return base::MakeRefCounted(); } content::GeneratedCodeCacheSettings ElectronBrowserClient::GetGeneratedCodeCacheSettings( content::BrowserContext* context) { // TODO(deepak1556): Use platform cache directory. base::FilePath cache_path = context->GetPath(); // If we pass 0 for size, disk_cache will pick a default size using the // heuristics based on available disk size. These are implemented in // disk_cache::PreferredCacheSize in net/disk_cache/cache_util.cc. return content::GeneratedCodeCacheSettings(true, 0, cache_path); } void ElectronBrowserClient::AllowCertificateError( content::WebContents* web_contents, int cert_error, const net::SSLInfo& ssl_info, const GURL& request_url, bool is_main_frame_request, bool strict_enforcement, base::OnceCallback callback) { if (delegate_) { delegate_->AllowCertificateError(web_contents, cert_error, ssl_info, request_url, is_main_frame_request, strict_enforcement, std::move(callback)); } } base::OnceClosure ElectronBrowserClient::SelectClientCertificate( content::WebContents* web_contents, net::SSLCertRequestInfo* cert_request_info, net::ClientCertIdentityList client_certs, std::unique_ptr delegate) { if (!client_certs.empty() && delegate_) { delegate_->SelectClientCertificate(web_contents, cert_request_info, std::move(client_certs), std::move(delegate)); } return base::OnceClosure(); } bool ElectronBrowserClient::CanCreateWindow( content::RenderFrameHost* opener, const GURL& opener_url, const GURL& opener_top_level_frame_url, const url::Origin& source_origin, content::mojom::WindowContainerType container_type, const GURL& target_url, const content::Referrer& referrer, const std::string& frame_name, WindowOpenDisposition disposition, const blink::mojom::WindowFeatures& features, const std::string& raw_features, const scoped_refptr& body, bool user_gesture, bool opener_suppressed, bool* no_javascript_access) { DCHECK_CURRENTLY_ON(BrowserThread::UI); content::WebContents* web_contents = content::WebContents::FromRenderFrameHost(opener); WebContentsPreferences* prefs = WebContentsPreferences::From(web_contents); if (prefs && prefs->ShouldUseNativeWindowOpen()) { if (prefs->ShouldDisablePopups()) { // without allowpopups attribute should return // null from window.open calls return false; } else { *no_javascript_access = false; return true; } } if (delegate_) { return delegate_->CanCreateWindow( opener, opener_url, opener_top_level_frame_url, source_origin, container_type, target_url, referrer, frame_name, disposition, features, raw_features, body, user_gesture, opener_suppressed, no_javascript_access); } return false; } #if BUILDFLAG(ENABLE_PICTURE_IN_PICTURE) std::unique_ptr ElectronBrowserClient::CreateWindowForPictureInPicture( content::PictureInPictureWindowController* controller) { auto overlay_window = content::OverlayWindow::Create(controller); #if defined(OS_WIN) std::wstring app_user_model_id = Browser::Get()->GetAppUserModelID(); if (!app_user_model_id.empty()) { auto* overlay_window_view = static_cast(overlay_window.get()); ui::win::SetAppIdForWindow(app_user_model_id, overlay_window_view->GetNativeWindow() ->GetHost() ->GetAcceleratedWidget()); } #endif return overlay_window; } #endif void ElectronBrowserClient::GetAdditionalAllowedSchemesForFileSystem( std::vector* additional_schemes) { auto schemes_list = api::GetStandardSchemes(); if (!schemes_list.empty()) additional_schemes->insert(additional_schemes->end(), schemes_list.begin(), schemes_list.end()); additional_schemes->push_back(content::kChromeDevToolsScheme); additional_schemes->push_back(content::kChromeUIScheme); } void ElectronBrowserClient::GetAdditionalWebUISchemes( std::vector* additional_schemes) { additional_schemes->push_back(content::kChromeDevToolsScheme); } void ElectronBrowserClient::SiteInstanceGotProcess( content::SiteInstance* site_instance) { #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) auto* browser_context = static_cast(site_instance->GetBrowserContext()); if (!browser_context->IsOffTheRecord()) { extensions::ExtensionRegistry* registry = extensions::ExtensionRegistry::Get(browser_context); const extensions::Extension* extension = registry->enabled_extensions().GetExtensionOrAppByURL( site_instance->GetSiteURL()); if (!extension) return; extensions::ProcessMap::Get(browser_context) ->Insert(extension->id(), site_instance->GetProcess()->GetID(), site_instance->GetId()); } #endif // BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) } bool ElectronBrowserClient::IsSuitableHost( content::RenderProcessHost* process_host, const GURL& site_url) { #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) auto* browser_context = process_host->GetBrowserContext(); extensions::ExtensionRegistry* registry = extensions::ExtensionRegistry::Get(browser_context); extensions::ProcessMap* process_map = extensions::ProcessMap::Get(browser_context); // Otherwise, just make sure the process privilege matches the privilege // required by the site. RenderProcessHostPrivilege privilege_required = GetPrivilegeRequiredByUrl(site_url, registry); return GetProcessPrivilege(process_host, process_map, registry) == privilege_required; #else return content::ContentBrowserClient::IsSuitableHost(process_host, site_url); #endif } bool ElectronBrowserClient::ShouldUseProcessPerSite( content::BrowserContext* browser_context, const GURL& effective_url) { #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) const extensions::Extension* extension = GetEnabledExtensionFromEffectiveURL(browser_context, effective_url); return extension != nullptr; #else return content::ContentBrowserClient::ShouldUseProcessPerSite(browser_context, effective_url); #endif } bool ElectronBrowserClient::ArePersistentMediaDeviceIDsAllowed( content::BrowserContext* browser_context, const GURL& scope, const GURL& site_for_cookies, const absl::optional& top_frame_origin) { return true; } base::FilePath ElectronBrowserClient::GetLoggingFileName( const base::CommandLine& cmd_line) { return logging::GetLogFileName(cmd_line); } void ElectronBrowserClient::SiteInstanceDeleting( content::SiteInstance* site_instance) { #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) // Don't do anything if we're shutting down. if (content::BrowserMainRunner::ExitedMainMessageLoop()) return; auto* browser_context = static_cast(site_instance->GetBrowserContext()); if (!browser_context->IsOffTheRecord()) { // If this isn't an extension renderer there's nothing to do. extensions::ExtensionRegistry* registry = extensions::ExtensionRegistry::Get(browser_context); const extensions::Extension* extension = registry->enabled_extensions().GetExtensionOrAppByURL( site_instance->GetSiteURL()); if (!extension) return; extensions::ProcessMap::Get(browser_context) ->Remove(extension->id(), site_instance->GetProcess()->GetID(), site_instance->GetId()); } #endif } std::unique_ptr ElectronBrowserClient::CreateClientCertStore( content::BrowserContext* browser_context) { #if defined(USE_NSS_CERTS) return std::make_unique( net::ClientCertStoreNSS::PasswordDelegateFactory()); #elif defined(OS_WIN) return std::make_unique(); #elif defined(OS_MAC) return std::make_unique(); #elif defined(USE_OPENSSL) return std::unique_ptr(); #endif } std::unique_ptr ElectronBrowserClient::OverrideSystemLocationProvider() { #if BUILDFLAG(OVERRIDE_LOCATION_PROVIDER) return std::make_unique(); #else return nullptr; #endif } void ElectronBrowserClient::ConfigureNetworkContextParams( content::BrowserContext* browser_context, bool in_memory, const base::FilePath& relative_partition_path, network::mojom::NetworkContextParams* network_context_params, cert_verifier::mojom::CertVerifierCreationParams* cert_verifier_creation_params) { DCHECK(browser_context); return NetworkContextServiceFactory::GetForContext(browser_context) ->ConfigureNetworkContextParams(network_context_params, cert_verifier_creation_params); } network::mojom::NetworkContext* ElectronBrowserClient::GetSystemNetworkContext() { DCHECK_CURRENTLY_ON(BrowserThread::UI); DCHECK(g_browser_process->system_network_context_manager()); return g_browser_process->system_network_context_manager()->GetContext(); } std::unique_ptr ElectronBrowserClient::CreateBrowserMainParts( const content::MainFunctionParams& params) { auto browser_main_parts = std::make_unique(params); #if defined(OS_MAC) browser_main_parts_ = browser_main_parts.get(); #endif return browser_main_parts; } void ElectronBrowserClient::WebNotificationAllowed( content::RenderFrameHost* rfh, base::OnceCallback callback) { content::WebContents* web_contents = content::WebContents::FromRenderFrameHost(rfh); if (!web_contents) { std::move(callback).Run(false, false); return; } auto* permission_helper = WebContentsPermissionHelper::FromWebContents(web_contents); if (!permission_helper) { std::move(callback).Run(false, false); return; } permission_helper->RequestWebNotificationPermission( base::BindOnce(std::move(callback), web_contents->IsAudioMuted())); } void ElectronBrowserClient::RenderProcessHostDestroyed( content::RenderProcessHost* host) { int process_id = host->GetID(); pending_processes_.erase(process_id); renderer_is_subframe_.erase(process_id); host->RemoveObserver(this); } void ElectronBrowserClient::RenderProcessReady( content::RenderProcessHost* host) { if (delegate_) { static_cast(delegate_)->RenderProcessReady(host); } } void ElectronBrowserClient::RenderProcessExited( content::RenderProcessHost* host, const content::ChildProcessTerminationInfo& info) { if (delegate_) { static_cast(delegate_)->RenderProcessExited(host); } } void OnOpenExternal(const GURL& escaped_url, bool allowed) { if (allowed) { platform_util::OpenExternal( escaped_url, platform_util::OpenExternalOptions(), base::DoNothing()); } } void HandleExternalProtocolInUI( const GURL& url, content::WebContents::OnceGetter web_contents_getter, bool has_user_gesture) { content::WebContents* web_contents = std::move(web_contents_getter).Run(); if (!web_contents) return; auto* permission_helper = WebContentsPermissionHelper::FromWebContents(web_contents); if (!permission_helper) return; GURL escaped_url(net::EscapeExternalHandlerValue(url.spec())); auto callback = base::BindOnce(&OnOpenExternal, escaped_url); permission_helper->RequestOpenExternalPermission(std::move(callback), has_user_gesture, url); } bool ElectronBrowserClient::HandleExternalProtocol( const GURL& url, content::WebContents::Getter web_contents_getter, int child_id, int frame_tree_node_id, content::NavigationUIData* navigation_data, bool is_main_frame, ui::PageTransition page_transition, bool has_user_gesture, const absl::optional& initiating_origin, mojo::PendingRemote* out_factory) { base::PostTask( FROM_HERE, {BrowserThread::UI}, base::BindOnce(&HandleExternalProtocolInUI, url, std::move(web_contents_getter), has_user_gesture)); return true; } std::vector> ElectronBrowserClient::CreateThrottlesForNavigation( content::NavigationHandle* handle) { std::vector> throttles; throttles.push_back(std::make_unique(handle)); #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) throttles.push_back( std::make_unique(handle)); #endif return throttles; } content::MediaObserver* ElectronBrowserClient::GetMediaObserver() { return MediaCaptureDevicesDispatcher::GetInstance(); } std::unique_ptr ElectronBrowserClient::CreateDevToolsManagerDelegate() { return std::make_unique(); } NotificationPresenter* ElectronBrowserClient::GetNotificationPresenter() { if (!notification_presenter_) { notification_presenter_.reset(NotificationPresenter::Create()); } return notification_presenter_.get(); } content::PlatformNotificationService* ElectronBrowserClient::GetPlatformNotificationService( content::BrowserContext* browser_context) { if (!notification_service_) { notification_service_ = std::make_unique(this); } return notification_service_.get(); } base::FilePath ElectronBrowserClient::GetDefaultDownloadDirectory() { base::FilePath download_path; if (base::PathService::Get(chrome::DIR_DEFAULT_DOWNLOADS, &download_path)) return download_path; return base::FilePath(); } scoped_refptr ElectronBrowserClient::GetSystemSharedURLLoaderFactory() { if (!g_browser_process) return nullptr; return g_browser_process->shared_url_loader_factory(); } void ElectronBrowserClient::OnNetworkServiceCreated( network::mojom::NetworkService* network_service) { if (!g_browser_process) return; g_browser_process->system_network_context_manager()->OnNetworkServiceCreated( network_service); } std::vector ElectronBrowserClient::GetNetworkContextsParentDirectory() { base::FilePath user_data_dir; base::PathService::Get(chrome::DIR_USER_DATA, &user_data_dir); DCHECK(!user_data_dir.empty()); return {user_data_dir}; } std::string ElectronBrowserClient::GetProduct() { return "Chrome/" CHROME_VERSION_STRING; } std::string ElectronBrowserClient::GetUserAgent() { if (user_agent_override_.empty()) return GetApplicationUserAgent(); return user_agent_override_; } void ElectronBrowserClient::SetUserAgent(const std::string& user_agent) { user_agent_override_ = user_agent; } void ElectronBrowserClient::RegisterNonNetworkNavigationURLLoaderFactories( int frame_tree_node_id, ukm::SourceIdObj ukm_source_id, NonNetworkURLLoaderFactoryMap* factories) { content::WebContents* web_contents = content::WebContents::FromFrameTreeNodeId(frame_tree_node_id); content::BrowserContext* context = web_contents->GetBrowserContext(); #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) factories->emplace( extensions::kExtensionScheme, extensions::CreateExtensionNavigationURLLoaderFactory( context, ukm_source_id, false /* we don't support extensions::WebViewGuest */)); #endif // Always allow navigating to file:// URLs. auto* protocol_registry = ProtocolRegistry::FromBrowserContext(context); protocol_registry->RegisterURLLoaderFactories(factories, true /* allow_file_access */); } void ElectronBrowserClient:: RegisterNonNetworkWorkerMainResourceURLLoaderFactories( content::BrowserContext* browser_context, NonNetworkURLLoaderFactoryMap* factories) { auto* protocol_registry = ProtocolRegistry::FromBrowserContext(browser_context); // Workers are not allowed to request file:// URLs, there is no particular // reason for it, and we could consider supporting it in future. protocol_registry->RegisterURLLoaderFactories(factories, false /* allow_file_access */); } #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) namespace { // The FileURLLoaderFactory provided to the extension background pages. // Checks with the ChildProcessSecurityPolicy to validate the file access. class FileURLLoaderFactory : public network::SelfDeletingURLLoaderFactory { public: static mojo::PendingRemote Create( int child_id) { mojo::PendingRemote pending_remote; // The FileURLLoaderFactory will delete itself when there are no more // receivers - see the SelfDeletingURLLoaderFactory::OnDisconnect method. new FileURLLoaderFactory(child_id, pending_remote.InitWithNewPipeAndPassReceiver()); return pending_remote; } private: explicit FileURLLoaderFactory( int child_id, mojo::PendingReceiver factory_receiver) : network::SelfDeletingURLLoaderFactory(std::move(factory_receiver)), child_id_(child_id) {} ~FileURLLoaderFactory() override = default; // network::mojom::URLLoaderFactory: void CreateLoaderAndStart( mojo::PendingReceiver loader, int32_t request_id, uint32_t options, const network::ResourceRequest& request, mojo::PendingRemote client, const net::MutableNetworkTrafficAnnotationTag& traffic_annotation) override { if (!content::ChildProcessSecurityPolicy::GetInstance()->CanRequestURL( child_id_, request.url)) { mojo::Remote(std::move(client)) ->OnComplete( network::URLLoaderCompletionStatus(net::ERR_ACCESS_DENIED)); return; } content::CreateFileURLLoaderBypassingSecurityChecks( request, std::move(loader), std::move(client), /*observer=*/nullptr, /* allow_directory_listing */ true); } int child_id_; DISALLOW_COPY_AND_ASSIGN(FileURLLoaderFactory); }; } // namespace #endif // BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) void ElectronBrowserClient::RegisterNonNetworkSubresourceURLLoaderFactories( int render_process_id, int render_frame_id, NonNetworkURLLoaderFactoryMap* factories) { auto* render_process_host = content::RenderProcessHost::FromID(render_process_id); DCHECK(render_process_host); if (!render_process_host || !render_process_host->GetBrowserContext()) return; content::RenderFrameHost* frame_host = content::RenderFrameHost::FromID(render_process_id, render_frame_id); content::WebContents* web_contents = content::WebContents::FromRenderFrameHost(frame_host); // Allow accessing file:// subresources from non-file protocols if web // security is disabled. bool allow_file_access = false; if (web_contents) { const auto& web_preferences = web_contents->GetOrCreateWebPreferences(); if (!web_preferences.web_security_enabled) allow_file_access = true; } ProtocolRegistry::FromBrowserContext(render_process_host->GetBrowserContext()) ->RegisterURLLoaderFactories(factories, allow_file_access); #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) auto factory = extensions::CreateExtensionURLLoaderFactory(render_process_id, render_frame_id); if (factory) factories->emplace(extensions::kExtensionScheme, std::move(factory)); if (!web_contents) return; extensions::ElectronExtensionWebContentsObserver* web_observer = extensions::ElectronExtensionWebContentsObserver::FromWebContents( web_contents); // There is nothing to do if no ElectronExtensionWebContentsObserver is // attached to the |web_contents|. if (!web_observer) return; const extensions::Extension* extension = web_observer->GetExtensionFromFrame(frame_host, false); if (!extension) return; // Support for chrome:// scheme if appropriate. if (extension->is_extension() && extensions::Manifest::IsComponentLocation(extension->location())) { // Components of chrome that are implemented as extensions or platform apps // are allowed to use chrome://resources/ and chrome://theme/ URLs. factories->emplace(content::kChromeUIScheme, content::CreateWebUIURLLoaderFactory( frame_host, content::kChromeUIScheme, {content::kChromeUIResourcesHost})); } // Extensions with the necessary permissions get access to file:// URLs that // gets approval from ChildProcessSecurityPolicy. Keep this logic in sync with // ExtensionWebContentsObserver::RenderFrameCreated. extensions::Manifest::Type type = extension->GetType(); if (type == extensions::Manifest::TYPE_EXTENSION && AllowFileAccess(extension->id(), web_contents->GetBrowserContext())) { factories->emplace(url::kFileScheme, FileURLLoaderFactory::Create(render_process_id)); } #endif } bool ElectronBrowserClient::ShouldTreatURLSchemeAsFirstPartyWhenTopLevel( base::StringPiece scheme, bool is_embedded_origin_secure) { if (is_embedded_origin_secure && scheme == content::kChromeUIScheme) return true; #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) return scheme == extensions::kExtensionScheme; #else return false; #endif } bool ElectronBrowserClient::WillInterceptWebSocket( content::RenderFrameHost* frame) { if (!frame) return false; v8::Isolate* isolate = JavascriptEnvironment::GetIsolate(); v8::HandleScope scope(isolate); auto* browser_context = frame->GetProcess()->GetBrowserContext(); auto web_request = api::WebRequest::FromOrCreate(isolate, browser_context); // NOTE: Some unit test environments do not initialize // BrowserContextKeyedAPI factories for e.g. WebRequest. if (!web_request.get()) return false; bool has_listener = web_request->HasListener(); #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) const auto* web_request_api = extensions::BrowserContextKeyedAPIFactory::Get( browser_context); if (web_request_api) has_listener |= web_request_api->MayHaveProxies(); #endif return has_listener; } void ElectronBrowserClient::CreateWebSocket( content::RenderFrameHost* frame, WebSocketFactory factory, const GURL& url, const net::SiteForCookies& site_for_cookies, const absl::optional& user_agent, mojo::PendingRemote handshake_client) { v8::Isolate* isolate = JavascriptEnvironment::GetIsolate(); v8::HandleScope scope(isolate); auto* browser_context = frame->GetProcess()->GetBrowserContext(); auto web_request = api::WebRequest::FromOrCreate(isolate, browser_context); DCHECK(web_request.get()); #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) if (!web_request->HasListener()) { auto* web_request_api = extensions::BrowserContextKeyedAPIFactory< extensions::WebRequestAPI>::Get(browser_context); if (web_request_api && web_request_api->MayHaveProxies()) { web_request_api->ProxyWebSocket(frame, std::move(factory), url, site_for_cookies, user_agent, std::move(handshake_client)); return; } } #endif ProxyingWebSocket::StartProxying( web_request.get(), std::move(factory), url, site_for_cookies, user_agent, std::move(handshake_client), true, frame->GetProcess()->GetID(), frame->GetRoutingID(), frame->GetLastCommittedOrigin(), browser_context, &next_id_); } bool ElectronBrowserClient::WillCreateURLLoaderFactory( content::BrowserContext* browser_context, content::RenderFrameHost* frame_host, int render_process_id, URLLoaderFactoryType type, const url::Origin& request_initiator, absl::optional navigation_id, ukm::SourceIdObj ukm_source_id, mojo::PendingReceiver* factory_receiver, mojo::PendingRemote* header_client, bool* bypass_redirect_checks, bool* disable_secure_dns, network::mojom::URLLoaderFactoryOverridePtr* factory_override) { v8::Isolate* isolate = JavascriptEnvironment::GetIsolate(); v8::HandleScope scope(isolate); auto web_request = api::WebRequest::FromOrCreate(isolate, browser_context); DCHECK(web_request.get()); #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) if (!web_request->HasListener()) { auto* web_request_api = extensions::BrowserContextKeyedAPIFactory< extensions::WebRequestAPI>::Get(browser_context); DCHECK(web_request_api); bool use_proxy_for_web_request = web_request_api->MaybeProxyURLLoaderFactory( browser_context, frame_host, render_process_id, type, navigation_id, ukm_source_id, factory_receiver, header_client); if (bypass_redirect_checks) *bypass_redirect_checks = use_proxy_for_web_request; if (use_proxy_for_web_request) return true; } #endif auto proxied_receiver = std::move(*factory_receiver); mojo::PendingRemote target_factory_remote; *factory_receiver = target_factory_remote.InitWithNewPipeAndPassReceiver(); // Required by WebRequestInfoInitParams. // // Note that in Electron we allow webRequest to capture requests sent from // browser process, so creation of |navigation_ui_data| is different from // Chromium which only does for renderer-initialized navigations. std::unique_ptr navigation_ui_data; if (navigation_id.has_value()) { navigation_ui_data = std::make_unique(); } mojo::PendingReceiver header_client_receiver; if (header_client) header_client_receiver = header_client->InitWithNewPipeAndPassReceiver(); auto* protocol_registry = ProtocolRegistry::FromBrowserContext(browser_context); new ProxyingURLLoaderFactory( web_request.get(), protocol_registry->intercept_handlers(), render_process_id, frame_host ? frame_host->GetRoutingID() : MSG_ROUTING_NONE, frame_host ? frame_host->GetRenderViewHost()->GetRoutingID() : MSG_ROUTING_NONE, &next_id_, std::move(navigation_ui_data), std::move(navigation_id), std::move(proxied_receiver), std::move(target_factory_remote), std::move(header_client_receiver), type); if (bypass_redirect_checks) *bypass_redirect_checks = true; return true; } void ElectronBrowserClient::OverrideURLLoaderFactoryParams( content::BrowserContext* browser_context, const url::Origin& origin, bool is_for_isolated_world, network::mojom::URLLoaderFactoryParams* factory_params) { if (factory_params->top_frame_id) { // Bypass CORB and CORS when web security is disabled. auto* rfh = content::RenderFrameHost::FromFrameToken( factory_params->process_id, blink::LocalFrameToken(factory_params->top_frame_id.value())); auto* web_contents = content::WebContents::FromRenderFrameHost(rfh); auto* prefs = WebContentsPreferences::From(web_contents); if (prefs && !prefs->IsWebSecurityEnabled()) { factory_params->is_corb_enabled = false; factory_params->disable_web_security = true; } } extensions::URLLoaderFactoryManager::OverrideURLLoaderFactoryParams( browser_context, origin, is_for_isolated_world, factory_params); } #if defined(OS_WIN) bool ElectronBrowserClient::PreSpawnChild( sandbox::TargetPolicy* policy, sandbox::policy::SandboxType sandbox_type, ChildSpawnFlags flags) { // Allow crashpad to communicate via named pipe. sandbox::ResultCode result = policy->AddRule( sandbox::TargetPolicy::SUBSYS_FILES, sandbox::TargetPolicy::FILES_ALLOW_ANY, L"\\??\\pipe\\crashpad_*"); if (result != sandbox::SBOX_ALL_OK) return false; return true; } #endif // defined(OS_WIN) bool ElectronBrowserClient::BindAssociatedReceiverFromFrame( content::RenderFrameHost* render_frame_host, const std::string& interface_name, mojo::ScopedInterfaceEndpointHandle* handle) { if (interface_name == mojom::ElectronAutofillDriver::Name_) { AutofillDriverFactory::BindAutofillDriver( mojom::ElectronAutofillDriverAssociatedRequest(std::move(*handle)), render_frame_host); return true; } #if BUILDFLAG(ENABLE_PRINTING) if (interface_name == printing::mojom::PrintManagerHost::Name_) { mojo::PendingAssociatedReceiver receiver( std::move(*handle)); PrintViewManagerElectron::BindPrintManagerHost(std::move(receiver), render_frame_host); return true; } #endif #if BUILDFLAG(ENABLE_EXTENSIONS) if (interface_name == extensions::mojom::LocalFrameHost::Name_) { extensions::ExtensionWebContentsObserver::BindLocalFrameHost( mojo::PendingAssociatedReceiver( std::move(*handle)), render_frame_host); return true; } #endif #if BUILDFLAG(ENABLE_PDF_VIEWER) if (interface_name == pdf::mojom::PdfService::Name_) { pdf::PDFWebContentsHelper::BindPdfService( mojo::PendingAssociatedReceiver( std::move(*handle)), render_frame_host); return true; } #endif return false; } std::string ElectronBrowserClient::GetApplicationLocale() { if (BrowserThread::CurrentlyOn(BrowserThread::IO)) return g_io_thread_application_locale.Get(); return *g_application_locale; } base::FilePath ElectronBrowserClient::GetFontLookupTableCacheDir() { base::FilePath user_data_dir; base::PathService::Get(chrome::DIR_USER_DATA, &user_data_dir); DCHECK(!user_data_dir.empty()); return user_data_dir.Append(FILE_PATH_LITERAL("FontLookupTableCache")); } bool ElectronBrowserClient::ShouldEnableStrictSiteIsolation() { // Enable site isolation. It is off by default in Chromium <= 69. return true; } void ElectronBrowserClient::BindHostReceiverForRenderer( content::RenderProcessHost* render_process_host, mojo::GenericPendingReceiver receiver) { #if BUILDFLAG(ENABLE_BUILTIN_SPELLCHECKER) if (auto host_receiver = receiver.As()) { SpellCheckHostChromeImpl::Create(render_process_host->GetID(), std::move(host_receiver)); return; } #endif } void BindElectronBrowser( content::RenderFrameHost* frame_host, mojo::PendingReceiver receiver) { ElectronBrowserHandlerImpl::Create(frame_host, std::move(receiver)); } #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) void BindMimeHandlerService( content::RenderFrameHost* frame_host, mojo::PendingReceiver receiver) { content::WebContents* contents = content::WebContents::FromRenderFrameHost(frame_host); auto* guest_view = extensions::MimeHandlerViewGuest::FromWebContents(contents); if (!guest_view) return; extensions::MimeHandlerServiceImpl::Create(guest_view->GetStreamWeakPtr(), std::move(receiver)); } void BindBeforeUnloadControl( content::RenderFrameHost* frame_host, mojo::PendingReceiver receiver) { auto* web_contents = content::WebContents::FromRenderFrameHost(frame_host); if (!web_contents) return; auto* guest_view = extensions::MimeHandlerViewGuest::FromWebContents(web_contents); if (!guest_view) return; guest_view->FuseBeforeUnloadControl(std::move(receiver)); } #endif void ElectronBrowserClient::RegisterBrowserInterfaceBindersForFrame( content::RenderFrameHost* render_frame_host, mojo::BinderMapWithContext* map) { map->Add( base::BindRepeating(&BindNetworkHintsHandler)); map->Add( base::BindRepeating(&badging::BadgeManager::BindFrameReceiver)); map->Add( base::BindRepeating(&BindElectronBrowser)); #if BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) map->Add( base::BindRepeating(&BindMimeHandlerService)); map->Add( base::BindRepeating(&BindBeforeUnloadControl)); content::WebContents* web_contents = content::WebContents::FromRenderFrameHost(render_frame_host); if (!web_contents) return; const GURL& site = render_frame_host->GetSiteInstance()->GetSiteURL(); if (!site.SchemeIs(extensions::kExtensionScheme)) return; content::BrowserContext* browser_context = render_frame_host->GetProcess()->GetBrowserContext(); auto* extension = extensions::ExtensionRegistry::Get(browser_context) ->enabled_extensions() .GetByID(site.host()); if (!extension) return; extensions::ExtensionsBrowserClient::Get() ->RegisterBrowserInterfaceBindersForFrame(map, render_frame_host, extension); #endif } #if defined(OS_LINUX) void ElectronBrowserClient::GetAdditionalMappedFilesForChildProcess( const base::CommandLine& command_line, int child_process_id, content::PosixFileDescriptorInfo* mappings) { int crash_signal_fd = GetCrashSignalFD(command_line); if (crash_signal_fd >= 0) { mappings->Share(kCrashDumpSignal, crash_signal_fd); } } #endif std::unique_ptr ElectronBrowserClient::CreateLoginDelegate( const net::AuthChallengeInfo& auth_info, content::WebContents* web_contents, const content::GlobalRequestID& request_id, bool is_main_frame, const GURL& url, scoped_refptr response_headers, bool first_auth_attempt, LoginAuthRequiredCallback auth_required_callback) { return std::make_unique( auth_info, web_contents, is_main_frame, url, response_headers, first_auth_attempt, std::move(auth_required_callback)); } std::vector> ElectronBrowserClient::CreateURLLoaderThrottles( const network::ResourceRequest& request, content::BrowserContext* browser_context, const base::RepeatingCallback& wc_getter, content::NavigationUIData* navigation_ui_data, int frame_tree_node_id) { DCHECK_CURRENTLY_ON(BrowserThread::UI); std::vector> result; #if BUILDFLAG(ENABLE_PLUGINS) && BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) result.push_back(std::make_unique( request.destination, frame_tree_node_id)); #endif return result; } base::flat_set ElectronBrowserClient::GetPluginMimeTypesWithExternalHandlers( content::BrowserContext* browser_context) { base::flat_set mime_types; #if BUILDFLAG(ENABLE_PLUGINS) && BUILDFLAG(ENABLE_ELECTRON_EXTENSIONS) auto map = PluginUtils::GetMimeTypeToExtensionIdMap(browser_context); for (const auto& pair : map) mime_types.insert(pair.first); #endif return mime_types; } content::SerialDelegate* ElectronBrowserClient::GetSerialDelegate() { if (!serial_delegate_) serial_delegate_ = std::make_unique(); return serial_delegate_.get(); } content::BluetoothDelegate* ElectronBrowserClient::GetBluetoothDelegate() { if (!bluetooth_delegate_) bluetooth_delegate_ = std::make_unique(); return bluetooth_delegate_.get(); } void BindBadgeServiceForServiceWorker( const content::ServiceWorkerVersionBaseInfo& info, mojo::PendingReceiver receiver) { DCHECK_CURRENTLY_ON(content::BrowserThread::UI); content::RenderProcessHost* render_process_host = content::RenderProcessHost::FromID(info.process_id); if (!render_process_host) return; badging::BadgeManager::BindServiceWorkerReceiver( render_process_host, info.scope, std::move(receiver)); } void ElectronBrowserClient::RegisterBrowserInterfaceBindersForServiceWorker( mojo::BinderMapWithContext* map) { map->Add( base::BindRepeating(&BindBadgeServiceForServiceWorker)); } device::GeolocationManager* ElectronBrowserClient::GetGeolocationManager() { #if defined(OS_MAC) return browser_main_parts_->GetGeolocationManager(); #else return nullptr; #endif } } // namespace electron