| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/guest_view/web_view/web_view_guest.h" |
| |
| #include "base/message_loop/message_loop.h" |
| #include "base/strings/stringprintf.h" |
| #include "chrome/browser/chrome_notification_types.h" |
| #include "chrome/browser/extensions/api/web_request/web_request_api.h" |
| #include "chrome/browser/extensions/api/webview/webview_api.h" |
| #include "chrome/browser/extensions/chrome_extension_web_contents_observer.h" |
| #include "chrome/browser/extensions/extension_renderer_state.h" |
| #include "chrome/browser/extensions/menu_manager.h" |
| #include "chrome/browser/extensions/script_executor.h" |
| #include "chrome/browser/favicon/favicon_tab_helper.h" |
| #include "chrome/browser/guest_view/guest_view_constants.h" |
| #include "chrome/browser/guest_view/web_view/web_view_constants.h" |
| #include "chrome/browser/guest_view/web_view/web_view_permission_types.h" |
| #include "chrome/common/chrome_version_info.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/geolocation_permission_context.h" |
| #include "content/public/browser/native_web_keyboard_event.h" |
| #include "content/public/browser/navigation_entry.h" |
| #include "content/public/browser/notification_details.h" |
| #include "content/public/browser/notification_service.h" |
| #include "content/public/browser/notification_source.h" |
| #include "content/public/browser/notification_types.h" |
| #include "content/public/browser/render_process_host.h" |
| #include "content/public/browser/resource_request_details.h" |
| #include "content/public/browser/site_instance.h" |
| #include "content/public/browser/storage_partition.h" |
| #include "content/public/browser/user_metrics.h" |
| #include "content/public/browser/web_contents.h" |
| #include "content/public/browser/web_contents_delegate.h" |
| #include "content/public/common/media_stream_request.h" |
| #include "content/public/common/page_zoom.h" |
| #include "content/public/common/result_codes.h" |
| #include "content/public/common/stop_find_action.h" |
| #include "extensions/common/constants.h" |
| #include "net/base/net_errors.h" |
| #include "third_party/WebKit/public/web/WebFindOptions.h" |
| |
| #if defined(ENABLE_PLUGINS) |
| #include "chrome/browser/guest_view/web_view/plugin_permission_helper.h" |
| #endif |
| |
| #if defined(OS_CHROMEOS) |
| #include "chrome/browser/chromeos/accessibility/accessibility_manager.h" |
| #endif |
| |
| using base::UserMetricsAction; |
| using content::WebContents; |
| |
| namespace { |
| |
| static std::string TerminationStatusToString(base::TerminationStatus status) { |
| switch (status) { |
| case base::TERMINATION_STATUS_NORMAL_TERMINATION: |
| return "normal"; |
| case base::TERMINATION_STATUS_ABNORMAL_TERMINATION: |
| case base::TERMINATION_STATUS_STILL_RUNNING: |
| return "abnormal"; |
| case base::TERMINATION_STATUS_PROCESS_WAS_KILLED: |
| return "killed"; |
| case base::TERMINATION_STATUS_PROCESS_CRASHED: |
| #if defined(OS_ANDROID) |
| case base::TERMINATION_STATUS_OOM_PROTECTED: |
| #endif |
| return "crashed"; |
| case base::TERMINATION_STATUS_MAX_ENUM: |
| break; |
| } |
| NOTREACHED() << "Unknown Termination Status."; |
| return "unknown"; |
| } |
| |
| static std::string PermissionTypeToString(BrowserPluginPermissionType type) { |
| switch (type) { |
| case BROWSER_PLUGIN_PERMISSION_TYPE_NEW_WINDOW: |
| return webview::kPermissionTypeNewWindow; |
| case BROWSER_PLUGIN_PERMISSION_TYPE_UNKNOWN: |
| NOTREACHED(); |
| break; |
| default: { |
| WebViewPermissionType webview = static_cast<WebViewPermissionType>(type); |
| switch (webview) { |
| case WEB_VIEW_PERMISSION_TYPE_DOWNLOAD: |
| return webview::kPermissionTypeDownload; |
| case WEB_VIEW_PERMISSION_TYPE_GEOLOCATION: |
| return webview::kPermissionTypeGeolocation; |
| case WEB_VIEW_PERMISSION_TYPE_JAVASCRIPT_DIALOG: |
| return webview::kPermissionTypeDialog; |
| case WEB_VIEW_PERMISSION_TYPE_LOAD_PLUGIN: |
| return webview::kPermissionTypeLoadPlugin; |
| case WEB_VIEW_PERMISSION_TYPE_MEDIA: |
| return webview::kPermissionTypeMedia; |
| case WEB_VIEW_PERMISSION_TYPE_POINTER_LOCK: |
| return webview::kPermissionTypePointerLock; |
| } |
| NOTREACHED(); |
| } |
| } |
| return std::string(); |
| } |
| |
| void RemoveWebViewEventListenersOnIOThread( |
| void* profile, |
| const std::string& extension_id, |
| int embedder_process_id, |
| int view_instance_id) { |
| DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO)); |
| ExtensionWebRequestEventRouter::GetInstance()->RemoveWebViewEventListeners( |
| profile, |
| extension_id, |
| embedder_process_id, |
| view_instance_id); |
| } |
| |
| void AttachWebViewHelpers(WebContents* contents) { |
| FaviconTabHelper::CreateForWebContents(contents); |
| extensions::ChromeExtensionWebContentsObserver::CreateForWebContents( |
| contents); |
| #if defined(ENABLE_PLUGINS) |
| PluginPermissionHelper::CreateForWebContents(contents); |
| #endif |
| } |
| |
| } // namespace |
| |
| WebViewGuest::WebViewGuest(WebContents* guest_web_contents, |
| const std::string& extension_id) |
| : GuestView<WebViewGuest>(guest_web_contents, extension_id), |
| WebContentsObserver(guest_web_contents), |
| script_executor_(new extensions::ScriptExecutor(guest_web_contents, |
| &script_observers_)), |
| next_permission_request_id_(0), |
| is_overriding_user_agent_(false), |
| pending_reload_on_attachment_(false), |
| main_frame_id_(0), |
| chromevox_injected_(false), |
| find_helper_(this), |
| javascript_dialog_helper_(this) { |
| notification_registrar_.Add( |
| this, content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME, |
| content::Source<WebContents>(guest_web_contents)); |
| |
| notification_registrar_.Add( |
| this, content::NOTIFICATION_RESOURCE_RECEIVED_REDIRECT, |
| content::Source<WebContents>(guest_web_contents)); |
| |
| #if defined(OS_CHROMEOS) |
| chromeos::AccessibilityManager* accessibility_manager = |
| chromeos::AccessibilityManager::Get(); |
| CHECK(accessibility_manager); |
| accessibility_subscription_ = accessibility_manager->RegisterCallback( |
| base::Bind(&WebViewGuest::OnAccessibilityStatusChanged, |
| base::Unretained(this))); |
| #endif |
| |
| AttachWebViewHelpers(guest_web_contents); |
| } |
| |
| // static |
| const char WebViewGuest::Type[] = "webview"; |
| |
| // static. |
| int WebViewGuest::GetViewInstanceId(WebContents* contents) { |
| WebViewGuest* guest = FromWebContents(contents); |
| if (!guest) |
| return guestview::kInstanceIDNone; |
| |
| return guest->view_instance_id(); |
| } |
| |
| // static |
| void WebViewGuest::RecordUserInitiatedUMA(const PermissionResponseInfo& info, |
| bool allow) { |
| if (allow) { |
| // Note that |allow| == true means the embedder explicitly allowed the |
| // request. For some requests they might still fail. An example of such |
| // scenario would be: an embedder allows geolocation request but doesn't |
| // have geolocation access on its own. |
| switch (info.permission_type) { |
| case BROWSER_PLUGIN_PERMISSION_TYPE_NEW_WINDOW: |
| content::RecordAction( |
| UserMetricsAction("BrowserPlugin.PermissionAllow.NewWindow")); |
| break; |
| case BROWSER_PLUGIN_PERMISSION_TYPE_UNKNOWN: |
| break; |
| default: { |
| WebViewPermissionType webview_permission_type = |
| static_cast<WebViewPermissionType>(info.permission_type); |
| switch (webview_permission_type) { |
| case WEB_VIEW_PERMISSION_TYPE_DOWNLOAD: |
| content::RecordAction( |
| UserMetricsAction("WebView.PermissionAllow.Download")); |
| break; |
| case WEB_VIEW_PERMISSION_TYPE_GEOLOCATION: |
| content::RecordAction( |
| UserMetricsAction("WebView.PermissionAllow.Geolocation")); |
| break; |
| case WEB_VIEW_PERMISSION_TYPE_JAVASCRIPT_DIALOG: |
| content::RecordAction( |
| UserMetricsAction("WebView.PermissionAllow.JSDialog")); |
| break; |
| case WEB_VIEW_PERMISSION_TYPE_LOAD_PLUGIN: |
| content::RecordAction( |
| UserMetricsAction("WebView.Guest.PermissionAllow.PluginLoad")); |
| case WEB_VIEW_PERMISSION_TYPE_MEDIA: |
| content::RecordAction( |
| UserMetricsAction("WebView.PermissionAllow.Media")); |
| break; |
| case WEB_VIEW_PERMISSION_TYPE_POINTER_LOCK: |
| content::RecordAction( |
| UserMetricsAction("WebView.PermissionAllow.PointerLock")); |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| } else { |
| switch (info.permission_type) { |
| case BROWSER_PLUGIN_PERMISSION_TYPE_NEW_WINDOW: |
| content::RecordAction( |
| UserMetricsAction("BrowserPlugin.PermissionDeny.NewWindow")); |
| break; |
| case BROWSER_PLUGIN_PERMISSION_TYPE_UNKNOWN: |
| break; |
| default: { |
| WebViewPermissionType webview_permission_type = |
| static_cast<WebViewPermissionType>(info.permission_type); |
| switch (webview_permission_type) { |
| case WEB_VIEW_PERMISSION_TYPE_DOWNLOAD: |
| content::RecordAction( |
| UserMetricsAction("WebView.PermissionDeny.Download")); |
| break; |
| case WEB_VIEW_PERMISSION_TYPE_GEOLOCATION: |
| content::RecordAction( |
| UserMetricsAction("WebView.PermissionDeny.Geolocation")); |
| break; |
| case WEB_VIEW_PERMISSION_TYPE_JAVASCRIPT_DIALOG: |
| content::RecordAction( |
| UserMetricsAction("WebView.PermissionDeny.JSDialog")); |
| break; |
| case WEB_VIEW_PERMISSION_TYPE_LOAD_PLUGIN: |
| content::RecordAction( |
| UserMetricsAction("WebView.Guest.PermissionDeny.PluginLoad")); |
| case WEB_VIEW_PERMISSION_TYPE_MEDIA: |
| content::RecordAction( |
| UserMetricsAction("WebView.PermissionDeny.Media")); |
| break; |
| case WEB_VIEW_PERMISSION_TYPE_POINTER_LOCK: |
| content::RecordAction( |
| UserMetricsAction("WebView.PermissionDeny.PointerLock")); |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| } |
| } |
| |
| void WebViewGuest::Attach(WebContents* embedder_web_contents, |
| const base::DictionaryValue& args) { |
| std::string user_agent_override; |
| if (args.GetString(webview::kParameterUserAgentOverride, |
| &user_agent_override)) { |
| SetUserAgentOverride(user_agent_override); |
| } else { |
| SetUserAgentOverride(""); |
| } |
| |
| GuestViewBase::Attach(embedder_web_contents, args); |
| |
| AddWebViewToExtensionRendererState(); |
| } |
| |
| void WebViewGuest::AddMessageToConsole(int32 level, |
| const base::string16& message, |
| int32 line_no, |
| const base::string16& source_id) { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| // Log levels are from base/logging.h: LogSeverity. |
| args->SetInteger(webview::kLevel, level); |
| args->SetString(webview::kMessage, message); |
| args->SetInteger(webview::kLine, line_no); |
| args->SetString(webview::kSourceId, source_id); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventConsoleMessage, args.Pass())); |
| } |
| |
| void WebViewGuest::Close() { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| DispatchEvent(new GuestViewBase::Event(webview::kEventClose, args.Pass())); |
| } |
| |
| void WebViewGuest::DidAttach() { |
| if (pending_reload_on_attachment_) { |
| pending_reload_on_attachment_ = false; |
| guest_web_contents()->GetController().Reload(false); |
| } |
| } |
| |
| void WebViewGuest::EmbedderDestroyed() { |
| // TODO(fsamuel): WebRequest event listeners for <webview> should survive |
| // reparenting of a <webview> within a single embedder. Right now, we keep |
| // around the browser state for the listener for the lifetime of the embedder. |
| // Ideally, the lifetime of the listeners should match the lifetime of the |
| // <webview> DOM node. Once http://crbug.com/156219 is resolved we can move |
| // the call to RemoveWebViewEventListenersOnIOThread back to |
| // WebViewGuest::WebContentsDestroyed. |
| content::BrowserThread::PostTask( |
| content::BrowserThread::IO, |
| FROM_HERE, |
| base::Bind( |
| &RemoveWebViewEventListenersOnIOThread, |
| browser_context(), embedder_extension_id(), |
| embedder_render_process_id(), |
| view_instance_id())); |
| } |
| |
| void WebViewGuest::FindReply(int request_id, |
| int number_of_matches, |
| const gfx::Rect& selection_rect, |
| int active_match_ordinal, |
| bool final_update) { |
| find_helper_.FindReply(request_id, number_of_matches, selection_rect, |
| active_match_ordinal, final_update); |
| } |
| |
| void WebViewGuest::GuestProcessGone(base::TerminationStatus status) { |
| // Cancel all find sessions in progress. |
| find_helper_.CancelAllFindSessions(); |
| |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| args->SetInteger(webview::kProcessId, |
| guest_web_contents()->GetRenderProcessHost()->GetID()); |
| args->SetString(webview::kReason, TerminationStatusToString(status)); |
| DispatchEvent(new GuestViewBase::Event(webview::kEventExit, args.Pass())); |
| } |
| |
| bool WebViewGuest::HandleKeyboardEvent( |
| const content::NativeWebKeyboardEvent& event) { |
| if (event.type != blink::WebInputEvent::RawKeyDown) |
| return false; |
| |
| #if defined(OS_MACOSX) |
| if (event.modifiers != blink::WebInputEvent::MetaKey) |
| return false; |
| |
| if (event.windowsKeyCode == ui::VKEY_OEM_4) { |
| Go(-1); |
| return true; |
| } |
| |
| if (event.windowsKeyCode == ui::VKEY_OEM_6) { |
| Go(1); |
| return true; |
| } |
| #else |
| if (event.windowsKeyCode == ui::VKEY_BROWSER_BACK) { |
| Go(-1); |
| return true; |
| } |
| |
| if (event.windowsKeyCode == ui::VKEY_BROWSER_FORWARD) { |
| Go(1); |
| return true; |
| } |
| #endif |
| return false; |
| } |
| |
| bool WebViewGuest::IsDragAndDropEnabled() { |
| return true; |
| } |
| |
| bool WebViewGuest::IsOverridingUserAgent() const { |
| return is_overriding_user_agent_; |
| } |
| |
| void WebViewGuest::LoadProgressed(double progress) { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| args->SetString(guestview::kUrl, guest_web_contents()->GetURL().spec()); |
| args->SetDouble(webview::kProgress, progress); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventLoadProgress, args.Pass())); |
| } |
| |
| void WebViewGuest::LoadAbort(bool is_top_level, |
| const GURL& url, |
| const std::string& error_type) { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| args->SetBoolean(guestview::kIsTopLevel, is_top_level); |
| args->SetString(guestview::kUrl, url.possibly_invalid_spec()); |
| args->SetString(guestview::kReason, error_type); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventLoadAbort, args.Pass())); |
| } |
| |
| // TODO(fsamuel): Find a reliable way to test the 'responsive' and |
| // 'unresponsive' events. |
| void WebViewGuest::RendererResponsive() { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| args->SetInteger(webview::kProcessId, |
| guest_web_contents()->GetRenderProcessHost()->GetID()); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventResponsive, args.Pass())); |
| } |
| |
| void WebViewGuest::RendererUnresponsive() { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| args->SetInteger(webview::kProcessId, |
| guest_web_contents()->GetRenderProcessHost()->GetID()); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventUnresponsive, args.Pass())); |
| } |
| |
| void WebViewGuest::RequestPermission( |
| BrowserPluginPermissionType permission_type, |
| const base::DictionaryValue& request_info, |
| const PermissionResponseCallback& callback, |
| bool allowed_by_default) { |
| RequestPermissionInternal(permission_type, |
| request_info, |
| callback, |
| allowed_by_default); |
| } |
| |
| void WebViewGuest::Observe(int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) { |
| switch (type) { |
| case content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME: { |
| DCHECK_EQ(content::Source<WebContents>(source).ptr(), |
| guest_web_contents()); |
| if (content::Source<WebContents>(source).ptr() == guest_web_contents()) |
| LoadHandlerCalled(); |
| break; |
| } |
| case content::NOTIFICATION_RESOURCE_RECEIVED_REDIRECT: { |
| DCHECK_EQ(content::Source<WebContents>(source).ptr(), |
| guest_web_contents()); |
| content::ResourceRedirectDetails* resource_redirect_details = |
| content::Details<content::ResourceRedirectDetails>(details).ptr(); |
| bool is_top_level = |
| resource_redirect_details->resource_type == ResourceType::MAIN_FRAME; |
| LoadRedirect(resource_redirect_details->url, |
| resource_redirect_details->new_url, |
| is_top_level); |
| break; |
| } |
| default: |
| NOTREACHED() << "Unexpected notification sent."; |
| break; |
| } |
| } |
| |
| void WebViewGuest::SetZoom(double zoom_factor) { |
| double zoom_level = content::ZoomFactorToZoomLevel(zoom_factor); |
| guest_web_contents()->SetZoomLevel(zoom_level); |
| |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| args->SetDouble(webview::kOldZoomFactor, current_zoom_factor_); |
| args->SetDouble(webview::kNewZoomFactor, zoom_factor); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventZoomChange, args.Pass())); |
| |
| current_zoom_factor_ = zoom_factor; |
| } |
| |
| double WebViewGuest::GetZoom() { |
| return current_zoom_factor_; |
| } |
| |
| void WebViewGuest::Find( |
| const base::string16& search_text, |
| const blink::WebFindOptions& options, |
| scoped_refptr<extensions::WebviewFindFunction> find_function) { |
| find_helper_.Find(guest_web_contents(), search_text, options, find_function); |
| } |
| |
| void WebViewGuest::StopFinding(content::StopFindAction action) { |
| find_helper_.CancelAllFindSessions(); |
| guest_web_contents()->StopFinding(action); |
| } |
| |
| void WebViewGuest::Go(int relative_index) { |
| guest_web_contents()->GetController().GoToOffset(relative_index); |
| } |
| |
| void WebViewGuest::Reload() { |
| // TODO(fsamuel): Don't check for repost because we don't want to show |
| // Chromium's repost warning. We might want to implement a separate API |
| // for registering a callback if a repost is about to happen. |
| guest_web_contents()->GetController().Reload(false); |
| } |
| |
| |
| void WebViewGuest::RequestGeolocationPermission( |
| int bridge_id, |
| const GURL& requesting_frame, |
| bool user_gesture, |
| const base::Callback<void(bool)>& callback) { |
| base::DictionaryValue request_info; |
| request_info.Set(guestview::kUrl, |
| base::Value::CreateStringValue(requesting_frame.spec())); |
| request_info.Set(guestview::kUserGesture, |
| base::Value::CreateBooleanValue(user_gesture)); |
| |
| // It is safe to hold an unretained pointer to WebViewGuest because this |
| // callback is called from WebViewGuest::SetPermission. |
| const PermissionResponseCallback permission_callback = |
| base::Bind(&WebViewGuest::OnWebViewGeolocationPermissionResponse, |
| base::Unretained(this), |
| bridge_id, |
| user_gesture, |
| callback); |
| int request_id = RequestPermissionInternal( |
| static_cast<BrowserPluginPermissionType>( |
| WEB_VIEW_PERMISSION_TYPE_GEOLOCATION), |
| request_info, |
| permission_callback, |
| false /* allowed_by_default */); |
| bridge_id_to_request_id_map_[bridge_id] = request_id; |
| } |
| |
| void WebViewGuest::OnWebViewGeolocationPermissionResponse( |
| int bridge_id, |
| bool user_gesture, |
| const base::Callback<void(bool)>& callback, |
| bool allow, |
| const std::string& user_input) { |
| // The <webview> embedder has allowed the permission. We now need to make sure |
| // that the embedder has geolocation permission. |
| RemoveBridgeID(bridge_id); |
| |
| if (!allow || !attached()) { |
| callback.Run(false); |
| return; |
| } |
| |
| content::GeolocationPermissionContext* geolocation_context = |
| browser_context()->GetGeolocationPermissionContext(); |
| |
| DCHECK(geolocation_context); |
| geolocation_context->RequestGeolocationPermission( |
| embedder_web_contents()->GetRenderProcessHost()->GetID(), |
| embedder_web_contents()->GetRoutingID(), |
| // The geolocation permission request here is not initiated |
| // through WebGeolocationPermissionRequest. We are only interested |
| // in the fact whether the embedder/app has geolocation |
| // permission. Therefore we use an invalid |bridge_id|. |
| -1 /* bridge_id */, |
| embedder_web_contents()->GetLastCommittedURL(), |
| user_gesture, |
| callback); |
| } |
| |
| void WebViewGuest::CancelGeolocationPermissionRequest(int bridge_id) { |
| int request_id = RemoveBridgeID(bridge_id); |
| RequestMap::iterator request_itr = |
| pending_permission_requests_.find(request_id); |
| |
| if (request_itr == pending_permission_requests_.end()) |
| return; |
| |
| pending_permission_requests_.erase(request_itr); |
| } |
| |
| void WebViewGuest::OnWebViewMediaPermissionResponse( |
| const content::MediaStreamRequest& request, |
| const content::MediaResponseCallback& callback, |
| bool allow, |
| const std::string& user_input) { |
| if (!allow || !attached()) { |
| // Deny the request. |
| callback.Run(content::MediaStreamDevices(), |
| content::MEDIA_DEVICE_INVALID_STATE, |
| scoped_ptr<content::MediaStreamUI>()); |
| return; |
| } |
| if (!embedder_web_contents()->GetDelegate()) |
| return; |
| |
| embedder_web_contents()->GetDelegate()-> |
| RequestMediaAccessPermission(embedder_web_contents(), request, callback); |
| } |
| |
| void WebViewGuest::OnWebViewDownloadPermissionResponse( |
| const base::Callback<void(bool)>& callback, |
| bool allow, |
| const std::string& user_input) { |
| callback.Run(allow && attached()); |
| } |
| |
| void WebViewGuest::OnWebViewPointerLockPermissionResponse( |
| const base::Callback<void(bool)>& callback, |
| bool allow, |
| const std::string& user_input) { |
| callback.Run(allow && attached()); |
| } |
| |
| WebViewGuest::SetPermissionResult WebViewGuest::SetPermission( |
| int request_id, |
| PermissionResponseAction action, |
| const std::string& user_input) { |
| RequestMap::iterator request_itr = |
| pending_permission_requests_.find(request_id); |
| |
| if (request_itr == pending_permission_requests_.end()) |
| return SET_PERMISSION_INVALID; |
| |
| const PermissionResponseInfo& info = request_itr->second; |
| bool allow = (action == ALLOW) || |
| ((action == DEFAULT) && info.allowed_by_default); |
| |
| info.callback.Run(allow, user_input); |
| |
| // Only record user initiated (i.e. non-default) actions. |
| if (action != DEFAULT) |
| RecordUserInitiatedUMA(info, allow); |
| |
| pending_permission_requests_.erase(request_itr); |
| |
| return allow ? SET_PERMISSION_ALLOWED : SET_PERMISSION_DENIED; |
| } |
| |
| void WebViewGuest::SetUserAgentOverride( |
| const std::string& user_agent_override) { |
| is_overriding_user_agent_ = !user_agent_override.empty(); |
| if (is_overriding_user_agent_) { |
| content::RecordAction(UserMetricsAction("WebView.Guest.OverrideUA")); |
| } |
| guest_web_contents()->SetUserAgentOverride(user_agent_override); |
| } |
| |
| void WebViewGuest::Stop() { |
| guest_web_contents()->Stop(); |
| } |
| |
| void WebViewGuest::Terminate() { |
| content::RecordAction(UserMetricsAction("WebView.Guest.Terminate")); |
| base::ProcessHandle process_handle = |
| guest_web_contents()->GetRenderProcessHost()->GetHandle(); |
| if (process_handle) |
| base::KillProcess(process_handle, content::RESULT_CODE_KILLED, false); |
| } |
| |
| bool WebViewGuest::ClearData(const base::Time remove_since, |
| uint32 removal_mask, |
| const base::Closure& callback) { |
| content::RecordAction(UserMetricsAction("WebView.Guest.ClearData")); |
| content::StoragePartition* partition = |
| content::BrowserContext::GetStoragePartition( |
| guest_web_contents()->GetBrowserContext(), |
| guest_web_contents()->GetSiteInstance()); |
| |
| if (!partition) |
| return false; |
| |
| partition->ClearData( |
| removal_mask, |
| content::StoragePartition::QUOTA_MANAGED_STORAGE_MASK_ALL, |
| GURL(), |
| content::StoragePartition::OriginMatcherFunction(), |
| remove_since, |
| base::Time::Now(), |
| callback); |
| return true; |
| } |
| |
| WebViewGuest::~WebViewGuest() { |
| } |
| |
| void WebViewGuest::DidCommitProvisionalLoadForFrame( |
| int64 frame_id, |
| const base::string16& frame_unique_name, |
| bool is_main_frame, |
| const GURL& url, |
| content::PageTransition transition_type, |
| content::RenderViewHost* render_view_host) { |
| find_helper_.CancelAllFindSessions(); |
| |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| args->SetString(guestview::kUrl, url.spec()); |
| args->SetBoolean(guestview::kIsTopLevel, is_main_frame); |
| args->SetInteger(webview::kInternalCurrentEntryIndex, |
| guest_web_contents()->GetController().GetCurrentEntryIndex()); |
| args->SetInteger(webview::kInternalEntryCount, |
| guest_web_contents()->GetController().GetEntryCount()); |
| args->SetInteger(webview::kInternalProcessId, |
| guest_web_contents()->GetRenderProcessHost()->GetID()); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventLoadCommit, args.Pass())); |
| |
| // Update the current zoom factor for the new page. |
| current_zoom_factor_ = content::ZoomLevelToZoomFactor( |
| guest_web_contents()->GetZoomLevel()); |
| |
| if (is_main_frame) { |
| chromevox_injected_ = false; |
| main_frame_id_ = frame_id; |
| } |
| } |
| |
| void WebViewGuest::DidFailProvisionalLoad( |
| int64 frame_id, |
| const base::string16& frame_unique_name, |
| bool is_main_frame, |
| const GURL& validated_url, |
| int error_code, |
| const base::string16& error_description, |
| content::RenderViewHost* render_view_host) { |
| // Translate the |error_code| into an error string. |
| std::string error_type; |
| base::RemoveChars(net::ErrorToString(error_code), "net::", &error_type); |
| LoadAbort(is_main_frame, validated_url, error_type); |
| } |
| |
| void WebViewGuest::DidStartProvisionalLoadForFrame( |
| int64 frame_id, |
| int64 parent_frame_id, |
| bool is_main_frame, |
| const GURL& validated_url, |
| bool is_error_page, |
| bool is_iframe_srcdoc, |
| content::RenderViewHost* render_view_host) { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| args->SetString(guestview::kUrl, validated_url.spec()); |
| args->SetBoolean(guestview::kIsTopLevel, is_main_frame); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventLoadStart, args.Pass())); |
| } |
| |
| void WebViewGuest::DocumentLoadedInFrame( |
| int64 frame_id, |
| content::RenderViewHost* render_view_host) { |
| if (frame_id == main_frame_id_) |
| InjectChromeVoxIfNeeded(render_view_host); |
| } |
| |
| void WebViewGuest::DidStopLoading(content::RenderViewHost* render_view_host) { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| DispatchEvent(new GuestViewBase::Event(webview::kEventLoadStop, args.Pass())); |
| } |
| |
| void WebViewGuest::WebContentsDestroyed(WebContents* web_contents) { |
| // Clean up custom context menu items for this guest. |
| extensions::MenuManager* menu_manager = extensions::MenuManager::Get( |
| Profile::FromBrowserContext(browser_context())); |
| menu_manager->RemoveAllContextItems(extensions::MenuItem::ExtensionKey( |
| embedder_extension_id(), view_instance_id())); |
| |
| RemoveWebViewFromExtensionRendererState(web_contents); |
| } |
| |
| void WebViewGuest::UserAgentOverrideSet(const std::string& user_agent) { |
| content::NavigationController& controller = |
| guest_web_contents()->GetController(); |
| content::NavigationEntry* entry = controller.GetVisibleEntry(); |
| if (!entry) |
| return; |
| entry->SetIsOverridingUserAgent(!user_agent.empty()); |
| if (!attached()) { |
| // We cannot reload now because all resource loads are suspended until |
| // attachment. |
| pending_reload_on_attachment_ = true; |
| return; |
| } |
| guest_web_contents()->GetController().Reload(false); |
| } |
| |
| void WebViewGuest::LoadHandlerCalled() { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventContentLoad, args.Pass())); |
| } |
| |
| void WebViewGuest::LoadRedirect(const GURL& old_url, |
| const GURL& new_url, |
| bool is_top_level) { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| args->SetBoolean(guestview::kIsTopLevel, is_top_level); |
| args->SetString(webview::kNewURL, new_url.spec()); |
| args->SetString(webview::kOldURL, old_url.spec()); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventLoadRedirect, args.Pass())); |
| } |
| |
| void WebViewGuest::AddWebViewToExtensionRendererState() { |
| const GURL& site_url = guest_web_contents()->GetSiteInstance()->GetSiteURL(); |
| std::string partition_domain; |
| std::string partition_id; |
| bool in_memory; |
| if (!GetGuestPartitionConfigForSite( |
| site_url, &partition_domain, &partition_id, &in_memory)) { |
| NOTREACHED(); |
| return; |
| } |
| DCHECK(embedder_extension_id() == partition_domain); |
| |
| ExtensionRendererState::WebViewInfo webview_info; |
| webview_info.embedder_process_id = embedder_render_process_id(); |
| webview_info.instance_id = view_instance_id(); |
| webview_info.partition_id = partition_id; |
| webview_info.embedder_extension_id = embedder_extension_id(); |
| |
| content::BrowserThread::PostTask( |
| content::BrowserThread::IO, FROM_HERE, |
| base::Bind( |
| &ExtensionRendererState::AddWebView, |
| base::Unretained(ExtensionRendererState::GetInstance()), |
| guest_web_contents()->GetRenderProcessHost()->GetID(), |
| guest_web_contents()->GetRoutingID(), |
| webview_info)); |
| } |
| |
| // static |
| void WebViewGuest::RemoveWebViewFromExtensionRendererState( |
| WebContents* web_contents) { |
| content::BrowserThread::PostTask( |
| content::BrowserThread::IO, FROM_HERE, |
| base::Bind( |
| &ExtensionRendererState::RemoveWebView, |
| base::Unretained(ExtensionRendererState::GetInstance()), |
| web_contents->GetRenderProcessHost()->GetID(), |
| web_contents->GetRoutingID())); |
| } |
| |
| GURL WebViewGuest::ResolveURL(const std::string& src) { |
| if (!in_extension()) { |
| NOTREACHED(); |
| return GURL(src); |
| } |
| |
| GURL default_url(base::StringPrintf("%s://%s/", |
| extensions::kExtensionScheme, |
| embedder_extension_id().c_str())); |
| return default_url.Resolve(src); |
| } |
| |
| void WebViewGuest::SizeChanged(const gfx::Size& old_size, |
| const gfx::Size& new_size) { |
| scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue()); |
| args->SetInteger(webview::kOldHeight, old_size.height()); |
| args->SetInteger(webview::kOldWidth, old_size.width()); |
| args->SetInteger(webview::kNewHeight, new_size.height()); |
| args->SetInteger(webview::kNewWidth, new_size.width()); |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventSizeChanged, args.Pass())); |
| } |
| |
| void WebViewGuest::RequestMediaAccessPermission( |
| const content::MediaStreamRequest& request, |
| const content::MediaResponseCallback& callback) { |
| base::DictionaryValue request_info; |
| request_info.Set( |
| guestview::kUrl, |
| base::Value::CreateStringValue(request.security_origin.spec())); |
| RequestPermission(static_cast<BrowserPluginPermissionType>( |
| WEB_VIEW_PERMISSION_TYPE_MEDIA), |
| request_info, |
| base::Bind(&WebViewGuest::OnWebViewMediaPermissionResponse, |
| base::Unretained(this), |
| request, |
| callback), |
| false /* allowed_by_default */); |
| } |
| |
| void WebViewGuest::CanDownload( |
| const std::string& request_method, |
| const GURL& url, |
| const base::Callback<void(bool)>& callback) { |
| base::DictionaryValue request_info; |
| request_info.Set( |
| guestview::kUrl, |
| base::Value::CreateStringValue(url.spec())); |
| RequestPermission( |
| static_cast<BrowserPluginPermissionType>( |
| WEB_VIEW_PERMISSION_TYPE_DOWNLOAD), |
| request_info, |
| base::Bind(&WebViewGuest::OnWebViewDownloadPermissionResponse, |
| base::Unretained(this), |
| callback), |
| false /* allowed_by_default */); |
| } |
| |
| void WebViewGuest::RequestPointerLockPermission( |
| bool user_gesture, |
| bool last_unlocked_by_target, |
| const base::Callback<void(bool)>& callback) { |
| base::DictionaryValue request_info; |
| request_info.Set(guestview::kUserGesture, |
| base::Value::CreateBooleanValue(user_gesture)); |
| request_info.Set(webview::kLastUnlockedBySelf, |
| base::Value::CreateBooleanValue(last_unlocked_by_target)); |
| request_info.Set(guestview::kUrl, |
| base::Value::CreateStringValue( |
| guest_web_contents()->GetLastCommittedURL().spec())); |
| |
| RequestPermission( |
| static_cast<BrowserPluginPermissionType>( |
| WEB_VIEW_PERMISSION_TYPE_POINTER_LOCK), |
| request_info, |
| base::Bind(&WebViewGuest::OnWebViewPointerLockPermissionResponse, |
| base::Unretained(this), |
| callback), |
| false /* allowed_by_default */); |
| } |
| |
| content::JavaScriptDialogManager* |
| WebViewGuest::GetJavaScriptDialogManager() { |
| return &javascript_dialog_helper_; |
| } |
| |
| #if defined(OS_CHROMEOS) |
| void WebViewGuest::OnAccessibilityStatusChanged( |
| const chromeos::AccessibilityStatusEventDetails& details) { |
| if (details.notification_type == chromeos::ACCESSIBILITY_MANAGER_SHUTDOWN) { |
| accessibility_subscription_.reset(); |
| } else if (details.notification_type == |
| chromeos::ACCESSIBILITY_TOGGLE_SPOKEN_FEEDBACK) { |
| if (details.enabled) |
| InjectChromeVoxIfNeeded(guest_web_contents()->GetRenderViewHost()); |
| else |
| chromevox_injected_ = false; |
| } |
| } |
| #endif |
| |
| void WebViewGuest::InjectChromeVoxIfNeeded( |
| content::RenderViewHost* render_view_host) { |
| #if defined(OS_CHROMEOS) |
| if (!chromevox_injected_) { |
| chromeos::AccessibilityManager* manager = |
| chromeos::AccessibilityManager::Get(); |
| if (manager && manager->IsSpokenFeedbackEnabled()) { |
| manager->InjectChromeVox(render_view_host); |
| chromevox_injected_ = true; |
| } |
| } |
| #endif |
| } |
| |
| int WebViewGuest::RemoveBridgeID(int bridge_id) { |
| std::map<int, int>::iterator bridge_itr = |
| bridge_id_to_request_id_map_.find(bridge_id); |
| if (bridge_itr == bridge_id_to_request_id_map_.end()) |
| return webview::kInvalidPermissionRequestID; |
| |
| int request_id = bridge_itr->second; |
| bridge_id_to_request_id_map_.erase(bridge_itr); |
| return request_id; |
| } |
| |
| int WebViewGuest::RequestPermissionInternal( |
| BrowserPluginPermissionType permission_type, |
| const base::DictionaryValue& request_info, |
| const PermissionResponseCallback& callback, |
| bool allowed_by_default) { |
| // If there are too many pending permission requests then reject this request. |
| if (pending_permission_requests_.size() >= |
| webview::kMaxOutstandingPermissionRequests) { |
| // Let the stack unwind before we deny the permission request so that |
| // objects held by the permission request are not destroyed immediately |
| // after creation. This is to allow those same objects to be accessed again |
| // in the same scope without fear of use after freeing. |
| base::MessageLoop::current()->PostTask( |
| FROM_HERE, |
| base::Bind(&PermissionResponseCallback::Run, |
| base::Owned(new PermissionResponseCallback(callback)), |
| allowed_by_default, |
| std::string())); |
| return webview::kInvalidPermissionRequestID; |
| } |
| |
| int request_id = next_permission_request_id_++; |
| pending_permission_requests_[request_id] = |
| PermissionResponseInfo(callback, permission_type, allowed_by_default); |
| scoped_ptr<base::DictionaryValue> args(request_info.DeepCopy()); |
| args->SetInteger(webview::kRequestId, request_id); |
| switch (static_cast<int>(permission_type)) { |
| case BROWSER_PLUGIN_PERMISSION_TYPE_NEW_WINDOW: { |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventNewWindow, args.Pass())); |
| break; |
| } |
| case WEB_VIEW_PERMISSION_TYPE_JAVASCRIPT_DIALOG: { |
| DispatchEvent( |
| new GuestViewBase::Event(webview::kEventDialog, args.Pass())); |
| break; |
| } |
| default: { |
| args->SetString(webview::kPermission, |
| PermissionTypeToString(permission_type)); |
| DispatchEvent(new GuestViewBase::Event(webview::kEventPermissionRequest, |
| args.Pass())); |
| break; |
| } |
| } |
| return request_id; |
| } |
| |
| WebViewGuest::PermissionResponseInfo::PermissionResponseInfo() |
| : permission_type(BROWSER_PLUGIN_PERMISSION_TYPE_UNKNOWN), |
| allowed_by_default(false) { |
| } |
| |
| WebViewGuest::PermissionResponseInfo::PermissionResponseInfo( |
| const PermissionResponseCallback& callback, |
| BrowserPluginPermissionType permission_type, |
| bool allowed_by_default) |
| : callback(callback), |
| permission_type(permission_type), |
| allowed_by_default(allowed_by_default) { |
| } |
| |
| WebViewGuest::PermissionResponseInfo::~PermissionResponseInfo() { |
| } |
