| // Copyright 2013 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/guestview/webview/webview_guest.h" |
| |
| #include "chrome/browser/extensions/api/web_request/web_request_api.h" |
| #include "chrome/browser/extensions/extension_renderer_state.h" |
| #include "chrome/browser/extensions/script_executor.h" |
| #include "chrome/browser/guestview/guestview_constants.h" |
| #include "chrome/browser/guestview/webview/webview_constants.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/native_web_keyboard_event.h" |
| #include "content/public/browser/notification_details.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/storage_partition.h" |
| #include "content/public/browser/user_metrics.h" |
| #include "content/public/browser/web_contents.h" |
| #include "content/public/common/result_codes.h" |
| #include "net/base/net_errors.h" |
| |
| 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: |
| 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_DOWNLOAD: |
| return webview::kPermissionTypeDownload; |
| case BROWSER_PLUGIN_PERMISSION_TYPE_GEOLOCATION: |
| return webview::kPermissionTypeGeolocation; |
| case BROWSER_PLUGIN_PERMISSION_TYPE_MEDIA: |
| return webview::kPermissionTypeMedia; |
| case BROWSER_PLUGIN_PERMISSION_TYPE_NEW_WINDOW: |
| return webview::kPermissionTypeNewWindow; |
| case BROWSER_PLUGIN_PERMISSION_TYPE_POINTER_LOCK: |
| return webview::kPermissionTypePointerLock; |
| case BROWSER_PLUGIN_PERMISSION_TYPE_JAVASCRIPT_DIALOG: |
| return webview::kPermissionTypeDialog; |
| case BROWSER_PLUGIN_PERMISSION_TYPE_UNKNOWN: |
| default: |
| NOTREACHED(); |
| break; |
| } |
| return std::string(); |
| } |
| |
| void RemoveWebViewEventListenersOnIOThread( |
| void* profile, |
| const std::string& extension_id, |
| int embedder_process_id, |
| int guest_instance_id) { |
| DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO)); |
| ExtensionWebRequestEventRouter::GetInstance()->RemoveWebViewEventListeners( |
| profile, extension_id, embedder_process_id, guest_instance_id); |
| } |
| |
| } // namespace |
| |
| WebViewGuest::WebViewGuest(WebContents* guest_web_contents) |
| : GuestView(guest_web_contents), |
| WebContentsObserver(guest_web_contents), |
| script_executor_(new extensions::ScriptExecutor(guest_web_contents, |
| &script_observers_)), |
| next_permission_request_id_(0) { |
| 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)); |
| } |
| |
| // static |
| WebViewGuest* WebViewGuest::From(int embedder_process_id, |
| int guest_instance_id) { |
| GuestView* guest = GuestView::From(embedder_process_id, guest_instance_id); |
| if (!guest) |
| return NULL; |
| return guest->AsWebView(); |
| } |
| |
| void WebViewGuest::Attach(WebContents* embedder_web_contents, |
| const std::string& extension_id, |
| const base::DictionaryValue& args) { |
| GuestView::Attach( |
| embedder_web_contents, extension_id, args); |
| |
| AddWebViewToExtensionRendererState(); |
| } |
| |
| GuestView::Type WebViewGuest::GetViewType() const { |
| return GuestView::WEBVIEW; |
| } |
| |
| WebViewGuest* WebViewGuest::AsWebView() { |
| return this; |
| } |
| |
| AdViewGuest* WebViewGuest::AsAdView() { |
| return NULL; |
| } |
| |
| void WebViewGuest::AddMessageToConsole(int32 level, |
| const string16& message, |
| int32 line_no, |
| const string16& source_id) { |
| scoped_ptr<DictionaryValue> args(new 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 GuestView::Event(webview::kEventConsoleMessage, args.Pass())); |
| } |
| |
| void WebViewGuest::Close() { |
| scoped_ptr<DictionaryValue> args(new DictionaryValue()); |
| DispatchEvent(new GuestView::Event(webview::kEventClose, args.Pass())); |
| } |
| |
| void WebViewGuest::GuestProcessGone(base::TerminationStatus status) { |
| scoped_ptr<DictionaryValue> args(new DictionaryValue()); |
| args->SetInteger(webview::kProcessId, |
| web_contents()->GetRenderProcessHost()->GetID()); |
| args->SetString(webview::kReason, TerminationStatusToString(status)); |
| DispatchEvent( |
| new GuestView::Event(webview::kEventExit, args.Pass())); |
| } |
| |
| bool WebViewGuest::HandleKeyboardEvent( |
| const content::NativeWebKeyboardEvent& event) { |
| if (event.type != WebKit::WebInputEvent::RawKeyDown) |
| return false; |
| |
| #if defined(OS_MACOSX) |
| if (event.modifiers != WebKit::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; |
| } |
| |
| void WebViewGuest::LoadAbort(bool is_top_level, |
| const GURL& url, |
| const std::string& error_type) { |
| scoped_ptr<DictionaryValue> args(new DictionaryValue()); |
| args->SetBoolean(guestview::kIsTopLevel, is_top_level); |
| args->SetString(guestview::kUrl, url.spec()); |
| args->SetString(guestview::kReason, error_type); |
| DispatchEvent(new GuestView::Event(webview::kEventLoadAbort, args.Pass())); |
| } |
| |
| // TODO(fsamuel): Find a reliable way to test the 'responsive' and |
| // 'unresponsive' events. |
| void WebViewGuest::RendererResponsive() { |
| scoped_ptr<DictionaryValue> args(new DictionaryValue()); |
| args->SetInteger(webview::kProcessId, |
| guest_web_contents()->GetRenderProcessHost()->GetID()); |
| DispatchEvent(new GuestView::Event(webview::kEventResponsive, args.Pass())); |
| } |
| |
| void WebViewGuest::RendererUnresponsive() { |
| scoped_ptr<DictionaryValue> args(new DictionaryValue()); |
| args->SetInteger(webview::kProcessId, |
| guest_web_contents()->GetRenderProcessHost()->GetID()); |
| DispatchEvent(new GuestView::Event(webview::kEventUnresponsive, args.Pass())); |
| } |
| |
| bool WebViewGuest::RequestPermission( |
| BrowserPluginPermissionType permission_type, |
| const base::DictionaryValue& request_info, |
| const PermissionResponseCallback& callback) { |
| int request_id = next_permission_request_id_++; |
| pending_permission_requests_[request_id] = callback; |
| scoped_ptr<base::DictionaryValue> args(request_info.DeepCopy()); |
| args->SetInteger(webview::kRequestId, request_id); |
| switch (permission_type) { |
| case BROWSER_PLUGIN_PERMISSION_TYPE_NEW_WINDOW: { |
| DispatchEvent(new GuestView::Event(webview::kEventNewWindow, |
| args.Pass())); |
| break; |
| } |
| case BROWSER_PLUGIN_PERMISSION_TYPE_JAVASCRIPT_DIALOG: { |
| DispatchEvent(new GuestView::Event(webview::kEventDialog, |
| args.Pass())); |
| break; |
| } |
| default: { |
| args->SetString(webview::kPermission, |
| PermissionTypeToString(permission_type)); |
| DispatchEvent(new GuestView::Event(webview::kEventPermissionRequest, |
| args.Pass())); |
| break; |
| } |
| } |
| return true; |
| } |
| |
| 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::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); |
| } |
| |
| bool WebViewGuest::SetPermission(int request_id, |
| bool should_allow, |
| const std::string& user_input) { |
| RequestMap::iterator request_itr = |
| pending_permission_requests_.find(request_id); |
| |
| if (request_itr == pending_permission_requests_.end()) |
| return false; |
| |
| request_itr->second.Run(should_allow, user_input); |
| pending_permission_requests_.erase(request_itr); |
| return true; |
| } |
| |
| void WebViewGuest::Stop() { |
| guest_web_contents()->Stop(); |
| } |
| |
| void WebViewGuest::Terminate() { |
| content::RecordAction(content::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::StoragePartition* partition = |
| content::BrowserContext::GetStoragePartition( |
| web_contents()->GetBrowserContext(), |
| web_contents()->GetSiteInstance()); |
| |
| if (!partition) |
| return false; |
| |
| partition->ClearDataForRange( |
| removal_mask, |
| content::StoragePartition::QUOTA_MANAGED_STORAGE_MASK_ALL, |
| remove_since, |
| base::Time::Now(), |
| callback); |
| return true; |
| } |
| |
| WebViewGuest::~WebViewGuest() { |
| } |
| |
| void WebViewGuest::DidCommitProvisionalLoadForFrame( |
| int64 frame_id, |
| bool is_main_frame, |
| const GURL& url, |
| content::PageTransition transition_type, |
| content::RenderViewHost* render_view_host) { |
| scoped_ptr<DictionaryValue> args(new DictionaryValue()); |
| args->SetString(guestview::kUrl, url.spec()); |
| args->SetBoolean(guestview::kIsTopLevel, is_main_frame); |
| args->SetInteger(webview::kInternalCurrentEntryIndex, |
| web_contents()->GetController().GetCurrentEntryIndex()); |
| args->SetInteger(webview::kInternalEntryCount, |
| web_contents()->GetController().GetEntryCount()); |
| args->SetInteger(webview::kInternalProcessId, |
| web_contents()->GetRenderProcessHost()->GetID()); |
| DispatchEvent(new GuestView::Event(webview::kEventLoadCommit, args.Pass())); |
| } |
| |
| void WebViewGuest::DidFailProvisionalLoad( |
| int64 frame_id, |
| bool is_main_frame, |
| const GURL& validated_url, |
| int error_code, |
| const string16& error_description, |
| content::RenderViewHost* render_view_host) { |
| // Translate the |error_code| into an error string. |
| std::string error_type; |
| 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<DictionaryValue> args(new DictionaryValue()); |
| args->SetString(guestview::kUrl, validated_url.spec()); |
| args->SetBoolean(guestview::kIsTopLevel, is_main_frame); |
| DispatchEvent(new GuestView::Event(webview::kEventLoadStart, args.Pass())); |
| } |
| |
| void WebViewGuest::DidStopLoading(content::RenderViewHost* render_view_host) { |
| scoped_ptr<DictionaryValue> args(new DictionaryValue()); |
| DispatchEvent(new GuestView::Event(webview::kEventLoadStop, args.Pass())); |
| } |
| |
| void WebViewGuest::WebContentsDestroyed(WebContents* web_contents) { |
| RemoveWebViewFromExtensionRendererState(web_contents); |
| content::BrowserThread::PostTask( |
| content::BrowserThread::IO, |
| FROM_HERE, |
| base::Bind( |
| &RemoveWebViewEventListenersOnIOThread, |
| browser_context(), extension_id(), |
| embedder_render_process_id(), |
| view_instance_id())); |
| } |
| |
| void WebViewGuest::LoadHandlerCalled() { |
| scoped_ptr<DictionaryValue> args(new DictionaryValue()); |
| DispatchEvent(new GuestView::Event(webview::kEventContentLoad, args.Pass())); |
| } |
| |
| void WebViewGuest::LoadRedirect(const GURL& old_url, |
| const GURL& new_url, |
| bool is_top_level) { |
| scoped_ptr<DictionaryValue> args(new DictionaryValue()); |
| args->SetBoolean(guestview::kIsTopLevel, is_top_level); |
| args->SetString(webview::kNewURL, new_url.spec()); |
| args->SetString(webview::kOldURL, old_url.spec()); |
| DispatchEvent(new GuestView::Event(webview::kEventLoadRedirect, args.Pass())); |
| } |
| |
| void WebViewGuest::AddWebViewToExtensionRendererState() { |
| ExtensionRendererState::WebViewInfo webview_info; |
| webview_info.embedder_process_id = embedder_render_process_id(); |
| webview_info.embedder_routing_id = embedder_web_contents()->GetRoutingID(); |
| webview_info.instance_id = view_instance_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())); |
| } |
| |
| void WebViewGuest::SizeChanged(const gfx::Size& old_size, |
| const gfx::Size& new_size) { |
| scoped_ptr<DictionaryValue> args(new 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 GuestView::Event(webview::kEventSizeChanged, args.Pass())); |
| } |