| // 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/renderer/plugins/chrome_plugin_placeholder.h" |
| |
| #include "base/strings/utf_string_conversions.h" |
| #include "base/values.h" |
| #include "chrome/common/prerender_messages.h" |
| #include "chrome/common/render_messages.h" |
| #include "chrome/renderer/chrome_content_renderer_client.h" |
| #include "chrome/renderer/custom_menu_commands.h" |
| #include "chrome/renderer/plugins/plugin_uma.h" |
| #include "content/public/common/context_menu_params.h" |
| #include "content/public/renderer/render_frame.h" |
| #include "content/public/renderer/render_thread.h" |
| #include "content/public/renderer/render_view_observer.h" |
| #include "grit/generated_resources.h" |
| #include "grit/renderer_resources.h" |
| #include "grit/webkit_strings.h" |
| #include "third_party/WebKit/public/web/WebDocument.h" |
| #include "third_party/WebKit/public/web/WebFrame.h" |
| #include "third_party/WebKit/public/web/WebInputEvent.h" |
| #include "third_party/WebKit/public/web/WebScriptSource.h" |
| #include "ui/base/l10n/l10n_util.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/base/webui/jstemplate_builder.h" |
| |
| using content::RenderThread; |
| using content::RenderView; |
| using content::UserMetricsAction; |
| using blink::WebDocument; |
| using blink::WebElement; |
| using blink::WebFrame; |
| using blink::WebMouseEvent; |
| using blink::WebNode; |
| using blink::WebPlugin; |
| using blink::WebPluginContainer; |
| using blink::WebPluginParams; |
| using webkit_glue::CppArgumentList; |
| using webkit_glue::CppVariant; |
| |
| namespace { |
| const plugins::PluginPlaceholder* g_last_active_menu = NULL; |
| } // namespace |
| |
| const char ChromePluginPlaceholder::kPluginPlaceholderDataURL[] = |
| "chrome://pluginplaceholderdata/"; |
| |
| class ChromePluginPlaceholder::RenderViewObserver |
| : public content::RenderViewObserver { |
| public: |
| explicit RenderViewObserver(ChromePluginPlaceholder* placeholder) |
| : content::RenderViewObserver( |
| placeholder->render_frame()->GetRenderView()), |
| placeholder_(placeholder) {} |
| |
| // content::RenderViewObserver implementation: |
| virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE { |
| // We don't swallow these messages because multiple blocked plugins and |
| // other objects have an interest in them. |
| IPC_BEGIN_MESSAGE_MAP(ChromePluginPlaceholder, message) |
| IPC_MESSAGE_FORWARD(ChromeViewMsg_LoadBlockedPlugins, placeholder_, |
| ChromePluginPlaceholder::OnLoadBlockedPlugins) |
| IPC_END_MESSAGE_MAP() |
| |
| return false; |
| } |
| |
| private: |
| ChromePluginPlaceholder* placeholder_; |
| }; |
| |
| ChromePluginPlaceholder::ChromePluginPlaceholder( |
| content::RenderFrame* render_frame, |
| blink::WebFrame* frame, |
| const blink::WebPluginParams& params, |
| const std::string& html_data, |
| const base::string16& title) |
| : plugins::PluginPlaceholder(render_frame, |
| frame, |
| params, |
| html_data, |
| GURL(kPluginPlaceholderDataURL)), |
| status_(new ChromeViewHostMsg_GetPluginInfo_Status), |
| title_(title), |
| #if defined(ENABLE_PLUGIN_INSTALLATION) |
| placeholder_routing_id_(MSG_ROUTING_NONE), |
| #endif |
| has_host_(false), |
| context_menu_request_id_(0) { |
| RenderThread::Get()->AddObserver(this); |
| |
| view_observer_.reset(new RenderViewObserver(this)); |
| } |
| |
| ChromePluginPlaceholder::~ChromePluginPlaceholder() { |
| RenderThread::Get()->RemoveObserver(this); |
| if (context_menu_request_id_) |
| render_frame()->CancelContextMenu(context_menu_request_id_); |
| |
| #if defined(ENABLE_PLUGIN_INSTALLATION) |
| if (placeholder_routing_id_ == MSG_ROUTING_NONE) |
| return; |
| RenderThread::Get()->RemoveRoute(placeholder_routing_id_); |
| if (has_host_) { |
| RenderThread::Get()->Send(new ChromeViewHostMsg_RemovePluginPlaceholderHost( |
| routing_id(), placeholder_routing_id_)); |
| } |
| #endif |
| } |
| |
| // static |
| ChromePluginPlaceholder* ChromePluginPlaceholder::CreateMissingPlugin( |
| content::RenderFrame* render_frame, |
| WebFrame* frame, |
| const WebPluginParams& params) { |
| const base::StringPiece template_html( |
| ResourceBundle::GetSharedInstance().GetRawDataResource( |
| IDR_BLOCKED_PLUGIN_HTML)); |
| |
| base::DictionaryValue values; |
| #if defined(ENABLE_PLUGIN_INSTALLATION) |
| values.SetString("message", l10n_util::GetStringUTF8(IDS_PLUGIN_SEARCHING)); |
| #else |
| values.SetString("message", |
| l10n_util::GetStringUTF8(IDS_PLUGIN_NOT_SUPPORTED)); |
| #endif |
| |
| std::string html_data = webui::GetI18nTemplateHtml(template_html, &values); |
| |
| // |missing_plugin| will destroy itself when its WebViewPlugin is going away. |
| ChromePluginPlaceholder* missing_plugin = new ChromePluginPlaceholder( |
| render_frame, frame, params, html_data, params.mimeType); |
| missing_plugin->set_allow_loading(true); |
| #if defined(ENABLE_PLUGIN_INSTALLATION) |
| RenderThread::Get()->Send( |
| new ChromeViewHostMsg_FindMissingPlugin(missing_plugin->routing_id(), |
| missing_plugin->CreateRoutingId(), |
| params.mimeType.utf8())); |
| #endif |
| return missing_plugin; |
| } |
| |
| // static |
| ChromePluginPlaceholder* ChromePluginPlaceholder::CreateErrorPlugin( |
| content::RenderFrame* render_frame, |
| const base::FilePath& file_path) { |
| base::DictionaryValue values; |
| values.SetString("message", |
| l10n_util::GetStringUTF8(IDS_PLUGIN_INITIALIZATION_ERROR)); |
| |
| const base::StringPiece template_html( |
| ResourceBundle::GetSharedInstance().GetRawDataResource( |
| IDR_BLOCKED_PLUGIN_HTML)); |
| std::string html_data = webui::GetI18nTemplateHtml(template_html, &values); |
| |
| WebPluginParams params; |
| // |missing_plugin| will destroy itself when its WebViewPlugin is going away. |
| ChromePluginPlaceholder* plugin = new ChromePluginPlaceholder( |
| render_frame, NULL, params, html_data, params.mimeType); |
| |
| RenderThread::Get()->Send(new ChromeViewHostMsg_CouldNotLoadPlugin( |
| plugin->routing_id(), file_path)); |
| return plugin; |
| } |
| |
| // static |
| ChromePluginPlaceholder* ChromePluginPlaceholder::CreateBlockedPlugin( |
| content::RenderFrame* render_frame, |
| WebFrame* frame, |
| const WebPluginParams& params, |
| const content::WebPluginInfo& plugin, |
| const std::string& identifier, |
| const base::string16& name, |
| int template_id, |
| const base::string16& message) { |
| base::DictionaryValue values; |
| values.SetString("message", message); |
| values.SetString("name", name); |
| values.SetString("hide", l10n_util::GetStringUTF8(IDS_PLUGIN_HIDE)); |
| |
| const base::StringPiece template_html( |
| ResourceBundle::GetSharedInstance().GetRawDataResource(template_id)); |
| |
| DCHECK(!template_html.empty()) << "unable to load template. ID: " |
| << template_id; |
| std::string html_data = webui::GetI18nTemplateHtml(template_html, &values); |
| |
| // |blocked_plugin| will destroy itself when its WebViewPlugin is going away. |
| ChromePluginPlaceholder* blocked_plugin = new ChromePluginPlaceholder( |
| render_frame, frame, params, html_data, name); |
| blocked_plugin->SetPluginInfo(plugin); |
| blocked_plugin->SetIdentifier(identifier); |
| return blocked_plugin; |
| } |
| |
| void ChromePluginPlaceholder::SetStatus( |
| const ChromeViewHostMsg_GetPluginInfo_Status& status) { |
| status_->value = status.value; |
| } |
| |
| #if defined(ENABLE_PLUGIN_INSTALLATION) |
| int32 ChromePluginPlaceholder::CreateRoutingId() { |
| placeholder_routing_id_ = RenderThread::Get()->GenerateRoutingID(); |
| RenderThread::Get()->AddRoute(placeholder_routing_id_, this); |
| return placeholder_routing_id_; |
| } |
| #endif |
| |
| bool ChromePluginPlaceholder::OnMessageReceived(const IPC::Message& message) { |
| #if defined(ENABLE_PLUGIN_INSTALLATION) |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP(ChromePluginPlaceholder, message) |
| IPC_MESSAGE_HANDLER(ChromeViewMsg_FoundMissingPlugin, OnFoundMissingPlugin) |
| IPC_MESSAGE_HANDLER(ChromeViewMsg_DidNotFindMissingPlugin, |
| OnDidNotFindMissingPlugin) |
| IPC_MESSAGE_HANDLER(ChromeViewMsg_StartedDownloadingPlugin, |
| OnStartedDownloadingPlugin) |
| IPC_MESSAGE_HANDLER(ChromeViewMsg_FinishedDownloadingPlugin, |
| OnFinishedDownloadingPlugin) |
| IPC_MESSAGE_HANDLER(ChromeViewMsg_ErrorDownloadingPlugin, |
| OnErrorDownloadingPlugin) |
| IPC_MESSAGE_HANDLER(ChromeViewMsg_CancelledDownloadingPlugin, |
| OnCancelledDownloadingPlugin) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| |
| if (handled) |
| return true; |
| #endif |
| |
| // We don't swallow these messages because multiple blocked plugins and other |
| // objects have an interest in them. |
| IPC_BEGIN_MESSAGE_MAP(ChromePluginPlaceholder, message) |
| IPC_MESSAGE_HANDLER(PrerenderMsg_SetIsPrerendering, OnSetIsPrerendering) |
| IPC_END_MESSAGE_MAP() |
| |
| return false; |
| } |
| |
| void ChromePluginPlaceholder::OnLoadBlockedPlugins( |
| const std::string& identifier) { |
| plugins::PluginPlaceholder::OnLoadBlockedPlugins(identifier); |
| } |
| |
| void ChromePluginPlaceholder::OpenAboutPluginsCallback( |
| const CppArgumentList& args, |
| CppVariant* result) { |
| RenderThread::Get()->Send( |
| new ChromeViewHostMsg_OpenAboutPlugins(routing_id())); |
| } |
| |
| void ChromePluginPlaceholder::OnSetIsPrerendering(bool is_prerendering) { |
| plugins::PluginPlaceholder::OnSetIsPrerendering(is_prerendering); |
| } |
| |
| #if defined(ENABLE_PLUGIN_INSTALLATION) |
| void ChromePluginPlaceholder::OnDidNotFindMissingPlugin() { |
| SetMessage(l10n_util::GetStringUTF16(IDS_PLUGIN_NOT_FOUND)); |
| } |
| |
| void ChromePluginPlaceholder::OnFoundMissingPlugin( |
| const base::string16& plugin_name) { |
| if (status_->value == ChromeViewHostMsg_GetPluginInfo_Status::kNotFound) |
| SetMessage(l10n_util::GetStringFUTF16(IDS_PLUGIN_FOUND, plugin_name)); |
| has_host_ = true; |
| plugin_name_ = plugin_name; |
| } |
| |
| void ChromePluginPlaceholder::OnStartedDownloadingPlugin() { |
| SetMessage(l10n_util::GetStringFUTF16(IDS_PLUGIN_DOWNLOADING, plugin_name_)); |
| } |
| |
| void ChromePluginPlaceholder::OnFinishedDownloadingPlugin() { |
| bool is_installing = |
| status_->value == ChromeViewHostMsg_GetPluginInfo_Status::kNotFound; |
| SetMessage(l10n_util::GetStringFUTF16( |
| is_installing ? IDS_PLUGIN_INSTALLING : IDS_PLUGIN_UPDATING, |
| plugin_name_)); |
| } |
| |
| void ChromePluginPlaceholder::OnErrorDownloadingPlugin( |
| const std::string& error) { |
| SetMessage(l10n_util::GetStringFUTF16(IDS_PLUGIN_DOWNLOAD_ERROR, |
| UTF8ToUTF16(error))); |
| } |
| |
| void ChromePluginPlaceholder::OnCancelledDownloadingPlugin() { |
| SetMessage( |
| l10n_util::GetStringFUTF16(IDS_PLUGIN_DOWNLOAD_CANCELLED, plugin_name_)); |
| } |
| #endif // defined(ENABLE_PLUGIN_INSTALLATION) |
| |
| void ChromePluginPlaceholder::PluginListChanged() { |
| if (!GetFrame()) |
| return; |
| WebDocument document = GetFrame()->top()->document(); |
| if (document.isNull()) |
| return; |
| |
| ChromeViewHostMsg_GetPluginInfo_Output output; |
| std::string mime_type(GetPluginParams().mimeType.utf8()); |
| render_frame()->Send( |
| new ChromeViewHostMsg_GetPluginInfo(routing_id(), |
| GURL(GetPluginParams().url), |
| document.url(), |
| mime_type, |
| &output)); |
| if (output.status.value == status_->value) |
| return; |
| WebPlugin* new_plugin = ChromeContentRendererClient::CreatePlugin( |
| render_frame(), GetFrame(), GetPluginParams(), output); |
| ReplacePlugin(new_plugin); |
| if (!new_plugin) { |
| PluginUMAReporter::GetInstance()->ReportPluginMissing( |
| GetPluginParams().mimeType.utf8(), GURL(GetPluginParams().url)); |
| } |
| } |
| |
| void ChromePluginPlaceholder::OnMenuAction(int request_id, unsigned action) { |
| DCHECK_EQ(context_menu_request_id_, request_id); |
| if (g_last_active_menu != this) |
| return; |
| switch (action) { |
| case chrome::MENU_COMMAND_PLUGIN_RUN: { |
| RenderThread::Get()->RecordAction(UserMetricsAction("Plugin_Load_Menu")); |
| LoadPlugin(); |
| break; |
| } |
| case chrome::MENU_COMMAND_PLUGIN_HIDE: { |
| RenderThread::Get()->RecordAction(UserMetricsAction("Plugin_Hide_Menu")); |
| HidePlugin(); |
| break; |
| } |
| default: |
| NOTREACHED(); |
| } |
| } |
| |
| void ChromePluginPlaceholder::OnMenuClosed(int request_id) { |
| DCHECK_EQ(context_menu_request_id_, request_id); |
| context_menu_request_id_ = 0; |
| } |
| |
| void ChromePluginPlaceholder::ShowContextMenu(const WebMouseEvent& event) { |
| if (context_menu_request_id_) |
| return; // Don't allow nested context menu requests. |
| |
| content::ContextMenuParams params; |
| |
| content::MenuItem name_item; |
| name_item.label = title_; |
| params.custom_items.push_back(name_item); |
| |
| content::MenuItem separator_item; |
| separator_item.type = content::MenuItem::SEPARATOR; |
| params.custom_items.push_back(separator_item); |
| |
| if (!GetPluginInfo().path.value().empty()) { |
| content::MenuItem run_item; |
| run_item.action = chrome::MENU_COMMAND_PLUGIN_RUN; |
| // Disable this menu item if the plugin is blocked by policy. |
| run_item.enabled = LoadingAllowed(); |
| run_item.label = l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_PLUGIN_RUN); |
| params.custom_items.push_back(run_item); |
| } |
| |
| content::MenuItem hide_item; |
| hide_item.action = chrome::MENU_COMMAND_PLUGIN_HIDE; |
| hide_item.enabled = true; |
| hide_item.label = l10n_util::GetStringUTF16(IDS_CONTENT_CONTEXT_PLUGIN_HIDE); |
| params.custom_items.push_back(hide_item); |
| |
| params.x = event.windowX; |
| params.y = event.windowY; |
| |
| context_menu_request_id_ = render_frame()->ShowContextMenu(this, params); |
| g_last_active_menu = this; |
| } |
| |
| void ChromePluginPlaceholder::BindWebFrame(blink::WebFrame* frame) { |
| plugins::PluginPlaceholder::BindWebFrame(frame); |
| BindCallback("openAboutPlugins", |
| base::Bind(&ChromePluginPlaceholder::OpenAboutPluginsCallback, |
| base::Unretained(this))); |
| } |