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// Copyright (c) 2010 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/blocked_plugin.h"
#include "app/l10n_util.h"
#include "app/resource_bundle.h"
#include "base/string_piece.h"
#include "base/values.h"
#include "chrome/common/jstemplate_builder.h"
#include "chrome/common/notification_service.h"
#include "chrome/common/render_messages.h"
#include "chrome/renderer/render_view.h"
#include "grit/generated_resources.h"
#include "grit/renderer_resources.h"
#include "third_party/WebKit/WebKit/chromium/public/WebContextMenuData.h"
#include "third_party/WebKit/WebKit/chromium/public/WebData.h"
#include "third_party/WebKit/WebKit/chromium/public/WebFrame.h"
#include "third_party/WebKit/WebKit/chromium/public/WebMenuItemInfo.h"
#include "third_party/WebKit/WebKit/chromium/public/WebPluginContainer.h"
#include "third_party/WebKit/WebKit/chromium/public/WebPoint.h"
#include "third_party/WebKit/WebKit/chromium/public/WebVector.h"
#include "third_party/WebKit/WebKit/chromium/public/WebView.h"
#include "webkit/glue/plugins/plugin_group.h"
#include "webkit/glue/plugins/webview_plugin.h"
#include "webkit/glue/webpreferences.h"
using WebKit::WebContextMenuData;
using WebKit::WebFrame;
using WebKit::WebMenuItemInfo;
using WebKit::WebPlugin;
using WebKit::WebPluginContainer;
using WebKit::WebPluginParams;
using WebKit::WebPoint;
using WebKit::WebString;
using WebKit::WebVector;
static const char* const kBlockedPluginDataURL = "chrome://blockedplugindata/";
static const unsigned kMenuActionLoad = 1;
static const unsigned kMenuActionRemove = 2;
BlockedPlugin::BlockedPlugin(RenderView* render_view,
WebFrame* frame,
const PluginGroup& info,
const WebPluginParams& params,
const WebPreferences& preferences,
int template_id,
const string16& message)
: render_view_(render_view),
frame_(frame),
plugin_params_(params) {
const base::StringPiece template_html(
ResourceBundle::GetSharedInstance().GetRawDataResource(template_id));
DCHECK(!template_html.empty()) << "unable to load template. ID: "
<< template_id;
DictionaryValue values;
values.SetString("message", message);
name_ = info.GetGroupName();
values.SetString("name", name_);
// "t" is the id of the templates root node.
std::string html_data = jstemplate_builder::GetTemplatesHtml(
template_html, &values, "t");
plugin_ = WebViewPlugin::Create(this,
preferences,
html_data,
GURL(kBlockedPluginDataURL));
registrar_.Add(this,
NotificationType::SHOULD_LOAD_PLUGINS,
NotificationService::AllSources());
}
BlockedPlugin::~BlockedPlugin() {
render_view_->CustomMenuListenerDestroyed(this);
}
void BlockedPlugin::BindWebFrame(WebFrame* frame) {
BindToJavascript(frame, "plugin");
BindMethod("load", &BlockedPlugin::Load);
}
void BlockedPlugin::WillDestroyPlugin() {
delete this;
}
void BlockedPlugin::ShowContextMenu(const WebKit::WebMouseEvent& event) {
WebContextMenuData menu_data;
WebVector<WebMenuItemInfo> custom_items(static_cast<size_t>(4));
WebMenuItemInfo name_item;
name_item.label = name_;
custom_items[0] = name_item;
WebMenuItemInfo separator_item;
separator_item.type = WebMenuItemInfo::Separator;
custom_items[1] = separator_item;
WebMenuItemInfo run_item;
run_item.action = kMenuActionLoad;
run_item.enabled = true;
run_item.label = WebString::fromUTF8(
l10n_util::GetStringUTF8(IDS_CONTENT_CONTEXT_PLUGIN_RUN).c_str());
custom_items[2] = run_item;
WebMenuItemInfo hide_item;
hide_item.action = kMenuActionRemove;
hide_item.enabled = true;
hide_item.label = WebString::fromUTF8(
l10n_util::GetStringUTF8(IDS_CONTENT_CONTEXT_PLUGIN_HIDE).c_str());
custom_items[3] = hide_item;
menu_data.customItems.swap(custom_items);
menu_data.mousePosition = WebPoint(event.windowX, event.windowY);
render_view_->showContextMenu(NULL, menu_data);
render_view_->CustomMenuListenerInstall(this);
}
void BlockedPlugin::MenuItemSelected(unsigned id) {
if (id == kMenuActionLoad) {
LoadPlugin();
} else if (id == kMenuActionRemove) {
HidePlugin();
} else {
NOTREACHED();
}
}
void BlockedPlugin::Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
if (type == NotificationType::SHOULD_LOAD_PLUGINS) {
LoadPlugin();
} else {
NOTREACHED();
}
}
void BlockedPlugin::Load(const CppArgumentList& args, CppVariant* result) {
LoadPlugin();
}
void BlockedPlugin::LoadPlugin() {
CHECK(plugin_);
WebPluginContainer* container = plugin_->container();
WebPlugin* new_plugin =
render_view_->CreatePluginNoCheck(frame_,
plugin_params_);
if (new_plugin && new_plugin->initialize(container)) {
container->setPlugin(new_plugin);
container->invalidate();
container->reportGeometry();
plugin_->ReplayReceivedData(new_plugin);
plugin_->destroy();
}
}
void BlockedPlugin::HidePlugin() {
CHECK(plugin_);
WebPluginContainer* container = plugin_->container();
container->element().setAttribute("style", "display: none;");
}
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