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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/ui/webui/extensions/extension_info_ui.h"
      6 
      7 #include "base/i18n/time_formatting.h"
      8 #include "base/strings/stringprintf.h"
      9 #include "base/strings/utf_string_conversions.h"
     10 #include "base/time/time.h"
     11 #include "chrome/browser/extensions/extension_service.h"
     12 #include "chrome/browser/profiles/profile.h"
     13 #include "chrome/browser/ui/webui/extensions/extension_basic_info.h"
     14 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
     15 #include "chrome/common/extensions/extension_constants.h"
     16 #include "chrome/common/url_constants.h"
     17 #include "chrome/grit/generated_resources.h"
     18 #include "content/public/browser/web_ui.h"
     19 #include "content/public/browser/web_ui_data_source.h"
     20 #include "extensions/browser/extension_prefs.h"
     21 #include "extensions/browser/extension_system.h"
     22 #include "extensions/common/extension.h"
     23 #include "extensions/common/extension_icon_set.h"
     24 #include "grit/browser_resources.h"
     25 
     26 namespace extensions {
     27 
     28 ExtensionInfoUI::ExtensionInfoUI(content::WebUI* web_ui, const GURL& url)
     29     : content::WebUIController(web_ui),
     30       source_(content::WebUIDataSource::Create(
     31           chrome::kChromeUIExtensionInfoHost)) {
     32   AddExtensionDataToSource(url.path().substr(1));
     33 
     34   source_->AddLocalizedString("isRunning",
     35                               IDS_EXTENSION_SCRIPT_POPUP_IS_RUNNING);
     36   source_->AddLocalizedString("lastUpdated",
     37                               IDS_EXTENSION_SCRIPT_POPUP_LAST_UPDATED);
     38   source_->SetUseJsonJSFormatV2();
     39   source_->SetJsonPath("strings.js");
     40 
     41   source_->AddResourcePath("extension_info.css", IDR_EXTENSION_INFO_CSS);
     42   source_->AddResourcePath("extension_info.js", IDR_EXTENSION_INFO_JS);
     43   source_->SetDefaultResource(IDR_EXTENSION_INFO_HTML);
     44 
     45   Profile* profile = Profile::FromWebUI(web_ui);
     46   content::WebUIDataSource::Add(profile, source_);
     47 }
     48 
     49 ExtensionInfoUI::~ExtensionInfoUI() {
     50 }
     51 
     52 // static
     53 GURL ExtensionInfoUI::GetURL(const std::string& extension_id) {
     54   return GURL(base::StringPrintf(
     55       "%s%s", chrome::kChromeUIExtensionInfoURL, extension_id.c_str()));
     56 }
     57 
     58 void ExtensionInfoUI::AddExtensionDataToSource(
     59     const std::string& extension_id) {
     60   Profile* profile = Profile::FromWebUI(web_ui());
     61   ExtensionService* extension_service =
     62       ExtensionSystem::Get(profile)->extension_service();
     63   const Extension* extension =
     64       extension_service->extensions()->GetByID(extension_id);
     65   if (!extension)
     66     return;
     67 
     68   base::DictionaryValue extension_data;
     69   GetExtensionBasicInfo(extension, true, &extension_data);
     70   source_->AddLocalizedStrings(extension_data);
     71 
     72   // Set the icon URL.
     73   GURL icon =
     74       ExtensionIconSource::GetIconURL(extension,
     75                                       extension_misc::EXTENSION_ICON_MEDIUM,
     76                                       ExtensionIconSet::MATCH_BIGGER,
     77                                       false, NULL);
     78   source_->AddString("icon", base::UTF8ToUTF16(icon.spec()));
     79   // Set the last update time (the install time).
     80   base::Time install_time =
     81       ExtensionPrefs::Get(profile)->GetInstallTime(extension_id);
     82   source_->AddString("installTime", base::TimeFormatShortDate(install_time));
     83 }
     84 
     85 }  // namespace extensions
     86