Show an extension info bubble when a script badge is clicked.

chrome/browser/ui/webui/extensions/extension_info_ui.cc

+// Copyright (c) 2012 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/ui/webui/extensions/extension_info_ui.h"
+
+#include "base/i18n/time_formatting.h"
+#include "base/stringprintf.h"
+#include "base/time.h"
+#include "base/values.h"
+#include "chrome/browser/extensions/extension_prefs.h"
+#include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/extensions/extension_system.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
+#include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
+#include "chrome/common/extensions/extension.h"
+#include "chrome/common/extensions/extension_icon_set.h"
+#include "chrome/common/url_constants.h"
+#include "content/public/browser/web_ui.h"
+#include "grit/browser_resources.h"
+#include "grit/generated_resources.h"
+
+ExtensionInfoUI::ExtensionInfoUI(content::WebUI* web_ui)
+    : content::WebUIController(web_ui),
+      extension_(NULL) {
+  ChromeWebUIDataSource* source =
+      new ChromeWebUIDataSource(chrome::kChromeUIExtensionInfoHost);
+
+  source->AddLocalizedString("isRunning", IDS_EXTENSION_INFO_IS_RUNNING);
+  source->AddLocalizedString("lastUpdated", IDS_EXTENSION_INFO_LAST_UPDATED);
+  source->set_use_json_js_format_v2();
+  source->set_json_path("strings.js");
+
+  source->add_resource_path("extension_info.css", IDR_EXTENSION_INFO_CSS);
+  source->add_resource_path("extension_info.js", IDR_EXTENSION_INFO_JS);
+  source->set_default_resource(IDR_EXTENSION_INFO_HTML);
+
+  Profile* profile = Profile::FromWebUI(web_ui);
+  ChromeURLDataManager::AddDataSource(profile, source);
+
+  web_ui->RegisterMessageCallback("requestExtensionInfo",
+      base::Bind(&ExtensionInfoUI::HandleRequestExtensionInfo,
+                 base::Unretained(this)));
+}
+
+ExtensionInfoUI::~ExtensionInfoUI() {
+}
+
+// static
+GURL ExtensionInfoUI::GetURL(const std::string& extension_id) {
+  return GURL(base::StringPrintf(
+      "%s%s", chrome::kChromeUIExtensionInfoURL, extension_id.c_str()));
+}
+
+void ExtensionInfoUI::HandleRequestExtensionInfo(const base::ListValue* args) {
+  DCHECK_EQ(1U, args->GetSize());
+
+  std::string extension_id;
+  if (!args->GetString(0, &extension_id))
+    return;
+
+  ExtensionService* extension_service =
+      ExtensionSystem::Get(Profile::FromWebUI(web_ui()))->extension_service();
+  extension_ = extension_service->extensions()->GetByID(extension_id);
+  if (!extension_)
+    return;
+
+  DictionaryValue result;
+  extension_->GetBasicInfo(true, &result);
+  // Set the icon URL.
+  GURL icon =
+      ExtensionIconSource::GetIconURL(extension_,
+                                      ExtensionIconSet::EXTENSION_ICON_MEDIUM,
+                                      ExtensionIconSet::MATCH_BIGGER,
+                                      false, NULL);
+  result.SetString("icon", icon.spec());
+  // Set the last update time (the install time).
+  base::Time install_time = extension_service->extension_prefs()->
+      GetInstallTime(extension_id);
+  result.SetString("install_time", base::TimeFormatShortDate(install_time));
+
+  web_ui()->CallJavascriptFunction(
+      "extension_info.handleExtensionInfo", result);
+}