Options2: Pull the trigger.

chrome/browser/ui/webui/options2/options_ui2.cc

Index: chrome/browser/ui/webui/options2/options_ui2.cc
diff --git a/chrome/browser/ui/webui/options2/options_ui2.cc b/chrome/browser/ui/webui/options2/options_ui2.cc
new file mode 100644
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+++ b/chrome/browser/ui/webui/options2/options_ui2.cc
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+// Copyright (c) 2011 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/options2/options_ui2.h"
+
+#include <algorithm>
+#include <vector>
+
+#include "base/callback.h"
+#include "base/command_line.h"
+#include "base/memory/singleton.h"
+#include "base/message_loop.h"
+#include "base/string_piece.h"
+#include "base/string_util.h"
+#include "base/threading/thread.h"
+#include "base/time.h"
+#include "base/values.h"
+#include "chrome/browser/browser_about_handler.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/webui/options2/advanced_options_handler.h"
+#include "chrome/browser/ui/webui/options2/autofill_options_handler.h"
+#include "chrome/browser/ui/webui/options2/browser_options_handler.h"
+#include "chrome/browser/ui/webui/options2/clear_browser_data_handler.h"
+#include "chrome/browser/ui/webui/options2/content_settings_handler.h"
+#include "chrome/browser/ui/webui/options2/cookies_view_handler.h"
+#include "chrome/browser/ui/webui/options2/core_options_handler.h"
+#include "chrome/browser/ui/webui/options2/extension_settings_handler.h"
+#include "chrome/browser/ui/webui/options2/font_settings_handler.h"
+#include "chrome/browser/ui/webui/options2/handler_options_handler.h"
+#include "chrome/browser/ui/webui/options2/import_data_handler.h"
+#include "chrome/browser/ui/webui/options2/language_options_handler.h"
+#include "chrome/browser/ui/webui/options2/manage_profile_handler.h"
+#include "chrome/browser/ui/webui/options2/options_sync_setup_handler.h"
+#include "chrome/browser/ui/webui/options2/pack_extension_handler.h"
+#include "chrome/browser/ui/webui/options2/password_manager_handler.h"
+#include "chrome/browser/ui/webui/options2/personal_options_handler.h"
+#include "chrome/browser/ui/webui/options2/search_engine_manager_handler.h"
+#include "chrome/browser/ui/webui/options2/stop_syncing_handler.h"
+#include "chrome/browser/ui/webui/options2/web_intents_settings_handler.h"
+#include "chrome/browser/ui/webui/theme_source.h"
+#include "chrome/common/jstemplate_builder.h"
+#include "chrome/common/time_format.h"
+#include "chrome/common/url_constants.h"
+#include "content/browser/renderer_host/render_view_host.h"
+#include "content/browser/tab_contents/tab_contents.h"
+#include "content/browser/tab_contents/tab_contents_delegate.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/browser/notification_types.h"
+#include "grit/chromium_strings.h"
+#include "grit/generated_resources.h"
+#include "grit/locale_settings.h"
+#include "grit/options2_resources.h"
+#include "grit/theme_resources.h"
+#include "grit/theme_resources_standard.h"
+#include "net/base/escape.h"
+#include "ui/base/resource/resource_bundle.h"
+
+#if defined(OS_CHROMEOS)
+#include "chrome/browser/ui/webui/options2/chromeos/about_page_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/accounts_options_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/bluetooth_options_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/change_picture_options_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/core_chromeos_options_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/cros_language_options_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/internet_options_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/language_chewing_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/language_customize_modifier_keys_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/language_hangul_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/language_mozc_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/language_pinyin_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/proxy_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/stats_options_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/system_options_handler.h"
+#include "chrome/browser/ui/webui/options2/chromeos/user_image_source.h"
+#include "chrome/browser/ui/webui/options2/chromeos/virtual_keyboard_manager_handler.h"
+#endif
+
+#if defined(USE_NSS)
+#include "chrome/browser/ui/webui/options2/certificate_manager_handler.h"
+#endif
+
+static const char kLocalizedStringsFile[] = "strings.js";
+static const char kOptionsBundleJsFile[]  = "options_bundle.js";
+
+////////////////////////////////////////////////////////////////////////////////
+//
+// Options2UIHTMLSource
+//
+////////////////////////////////////////////////////////////////////////////////
+
+class Options2UIHTMLSource : public ChromeURLDataManager::DataSource {
+ public:
+  // The constructor takes over ownership of |localized_strings|.
+  explicit Options2UIHTMLSource(DictionaryValue* localized_strings);
+  virtual ~Options2UIHTMLSource();
+
+  // Called when the network layer has requested a resource underneath
+  // the path we registered.
+  virtual void StartDataRequest(const std::string& path,
+                                bool is_incognito,
+                                int request_id);
+  virtual std::string GetMimeType(const std::string&) const;
+
+ private:
+   // Localized strings collection.
+  scoped_ptr<DictionaryValue> localized_strings_;
+
+  DISALLOW_COPY_AND_ASSIGN(Options2UIHTMLSource);
+};
+
+Options2UIHTMLSource::Options2UIHTMLSource(DictionaryValue* localized_strings)
+    : DataSource(chrome::kChromeUISettingsFrameHost, MessageLoop::current()) {
+  DCHECK(localized_strings);
+  localized_strings_.reset(localized_strings);
+}
+
+Options2UIHTMLSource::~Options2UIHTMLSource() {}
+
+void Options2UIHTMLSource::StartDataRequest(const std::string& path,
+                                            bool is_incognito,
+                                            int request_id) {
+  scoped_refptr<RefCountedMemory> response_bytes;
+  SetFontAndTextDirection(localized_strings_.get());
+
+  if (path == kLocalizedStringsFile) {
+    // Return dynamically-generated strings from memory.
+    std::string strings_js;
+    jstemplate_builder::AppendJsonJS(localized_strings_.get(), &strings_js);
+    response_bytes = base::RefCountedString::TakeString(&strings_js);
+  } else if (path == kOptionsBundleJsFile) {
+    // Return (and cache) the options javascript code.
+    response_bytes = ResourceBundle::GetSharedInstance().LoadDataResourceBytes(
+        IDR_OPTIONS2_BUNDLE_JS);
+  } else {
+    // Return (and cache) the main options html page as the default.
+    response_bytes = ResourceBundle::GetSharedInstance().LoadDataResourceBytes(
+        IDR_OPTIONS2_HTML);
+  }
+
+  SendResponse(request_id, response_bytes);
+}
+
+std::string Options2UIHTMLSource::GetMimeType(const std::string& path) const {
+  if (path == kLocalizedStringsFile || path == kOptionsBundleJsFile)
+    return "application/javascript";
+
+  return "text/html";
+}
+
+////////////////////////////////////////////////////////////////////////////////
+//
+// OptionsPage2UIHandler
+//
+////////////////////////////////////////////////////////////////////////////////
+
+OptionsPage2UIHandler::OptionsPage2UIHandler() {
+}
+
+OptionsPage2UIHandler::~OptionsPage2UIHandler() {
+}
+
+bool OptionsPage2UIHandler::IsEnabled() {
+  return true;
+}
+
+// static
+void OptionsPage2UIHandler::RegisterStrings(
+    DictionaryValue* localized_strings,
+    const OptionsStringResource* resources,
+    size_t length) {
+  for (size_t i = 0; i < length; ++i) {
+    localized_strings->SetString(
+        resources[i].name, l10n_util::GetStringUTF16(resources[i].id));
+  }
+}
+
+void OptionsPage2UIHandler::RegisterTitle(DictionaryValue* localized_strings,
+                                         const std::string& variable_name,
+                                         int title_id) {
+  localized_strings->SetString(variable_name,
+      l10n_util::GetStringUTF16(title_id));
+  localized_strings->SetString(variable_name + "TabTitle",
+      l10n_util::GetStringFUTF16(IDS_OPTIONS_TAB_TITLE,
+          l10n_util::GetStringUTF16(IDS_SETTINGS_TITLE),
+          l10n_util::GetStringUTF16(title_id)));
+}
+
+////////////////////////////////////////////////////////////////////////////////
+//
+// Options2UI
+//
+////////////////////////////////////////////////////////////////////////////////
+
+Options2UI::Options2UI(TabContents* contents)
+    : ChromeWebUI(contents),
+      initialized_handlers_(false) {
+  DictionaryValue* localized_strings = new DictionaryValue();
+
+  CoreOptionsHandler* core_handler;
+#if defined(OS_CHROMEOS)
+  core_handler = new chromeos::CoreChromeOSOptionsHandler();
+#else
+  core_handler = new CoreOptionsHandler();
+#endif
+  core_handler->set_handlers_host(this);
+  AddOptionsPageUIHandler(localized_strings, core_handler);
+
+  AddOptionsPageUIHandler(localized_strings, new AdvancedOptionsHandler());
+  AddOptionsPageUIHandler(localized_strings, new AutofillOptionsHandler());
+  AddOptionsPageUIHandler(localized_strings, new BrowserOptionsHandler());
+  AddOptionsPageUIHandler(localized_strings, new ClearBrowserDataHandler());
+  AddOptionsPageUIHandler(localized_strings, new ContentSettingsHandler());
+  AddOptionsPageUIHandler(localized_strings, new CookiesViewHandler());
+  AddOptionsPageUIHandler(localized_strings, new ExtensionSettingsHandler());
+  AddOptionsPageUIHandler(localized_strings, new FontSettingsHandler());
+  AddOptionsPageUIHandler(localized_strings, new WebIntentsSettingsHandler());
+#if defined(OS_CHROMEOS)
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::CrosLanguageOptionsHandler());
+#else
+  AddOptionsPageUIHandler(localized_strings, new LanguageOptionsHandler());
+#endif
+  AddOptionsPageUIHandler(localized_strings, new ManageProfileHandler());
+  AddOptionsPageUIHandler(localized_strings, new PackExtensionHandler());
+  AddOptionsPageUIHandler(localized_strings, new PasswordManagerHandler());
+  AddOptionsPageUIHandler(localized_strings, new PersonalOptionsHandler());
+  AddOptionsPageUIHandler(localized_strings, new SearchEngineManagerHandler());
+  AddOptionsPageUIHandler(localized_strings, new ImportDataHandler());
+  AddOptionsPageUIHandler(localized_strings, new StopSyncingHandler());
+  AddOptionsPageUIHandler(localized_strings, new OptionsSyncSetupHandler(
+      g_browser_process->profile_manager()));
+#if defined(OS_CHROMEOS)
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::AboutPageHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::AccountsOptionsHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::BluetoothOptionsHandler());
+  AddOptionsPageUIHandler(localized_strings, new InternetOptionsHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::LanguageChewingHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::LanguageCustomizeModifierKeysHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::LanguageHangulHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::LanguageMozcHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::LanguagePinyinHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::VirtualKeyboardManagerHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::ProxyHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::ChangePictureOptionsHandler());
+  AddOptionsPageUIHandler(localized_strings,
+                          new chromeos::StatsOptionsHandler());
+  AddOptionsPageUIHandler(localized_strings, new SystemOptionsHandler());
+#endif
+#if defined(USE_NSS)
+  AddOptionsPageUIHandler(localized_strings, new CertificateManagerHandler());
+#endif
+  AddOptionsPageUIHandler(localized_strings, new HandlerOptionsHandler());
+
+  // |localized_strings| ownership is taken over by this constructor.
+  Options2UIHTMLSource* html_source =
+      new Options2UIHTMLSource(localized_strings);
+
+  // Set up the chrome://settings-frame/ source.
+  Profile* profile = Profile::FromBrowserContext(contents->browser_context());
+  profile->GetChromeURLDataManager()->AddDataSource(html_source);
+
+  // Set up the chrome://theme/ source.
+  ThemeSource* theme = new ThemeSource(profile);
+  profile->GetChromeURLDataManager()->AddDataSource(theme);
+
+#if defined(OS_CHROMEOS)
+  // Set up the chrome://userimage/ source.
+  chromeos::UserImageSource* user_image_source =
+      new chromeos::UserImageSource();
+  profile->GetChromeURLDataManager()->AddDataSource(user_image_source);
+#endif
+}
+
+Options2UI::~Options2UI() {
+  // Uninitialize all registered handlers. The base class owns them and it will
+  // eventually delete them. Skip over the generic handler.
+  for (std::vector<WebUIMessageHandler*>::iterator iter = handlers_.begin() + 1;
+       iter != handlers_.end();
+       ++iter) {
+    static_cast<OptionsPage2UIHandler*>(*iter)->Uninitialize();
+  }
+}
+
+// Override.
+void Options2UI::RenderViewCreated(RenderViewHost* render_view_host) {
+  SetCommandLineString(render_view_host);
+  ChromeWebUI::RenderViewCreated(render_view_host);
+}
+
+void Options2UI::RenderViewReused(RenderViewHost* render_view_host) {
+  SetCommandLineString(render_view_host);
+  ChromeWebUI::RenderViewReused(render_view_host);
+}
+
+void Options2UI::DidBecomeActiveForReusedRenderView() {
+  // When the renderer is re-used (e.g., for back/forward navigation within
+  // options), the handlers are torn down and rebuilt, so are no longer
+  // initialized, but the web page's DOM may remain intact, in which case onload
+  // won't fire to initilize the handlers. To make sure initialization always
+  // happens, call reinitializeCore (which is a no-op unless the DOM was already
+  // initialized).
+  CallJavascriptFunction("OptionsPage.reinitializeCore");
+
+  ChromeWebUI::DidBecomeActiveForReusedRenderView();
+}
+
+// static
+RefCountedMemory* Options2UI::GetFaviconResourceBytes() {
+  return ResourceBundle::GetSharedInstance().
+      LoadDataResourceBytes(IDR_SETTINGS_FAVICON);
+}
+
+void Options2UI::InitializeHandlers() {
+  DCHECK(!GetProfile()->IsOffTheRecord() || Profile::IsGuestSession());
+
+  // The reinitialize call from DidBecomeActiveForReusedRenderView end up being
+  // delivered after a new web page DOM has been brought up in an existing
+  // renderer (due to IPC delays), causing this method to be called twice. If
+  // that happens, ignore the second call.
+  if (initialized_handlers_)
+    return;
+  initialized_handlers_ = true;
+
+  std::vector<WebUIMessageHandler*>::iterator iter;
+  // Skip over the generic handler.
+  for (iter = handlers_.begin() + 1; iter != handlers_.end(); ++iter) {
+    (static_cast<OptionsPage2UIHandler*>(*iter))->Initialize();
+  }
+}
+
+void Options2UI::AddOptionsPageUIHandler(DictionaryValue* localized_strings,
+                                         OptionsPage2UIHandler* handler_raw) {
+  scoped_ptr<OptionsPage2UIHandler> handler(handler_raw);
+  DCHECK(handler.get());
+  // Add only if handler's service is enabled.
+  if (handler->IsEnabled()) {
+    handler->GetLocalizedValues(localized_strings);
+    // Add handler to the list and also pass the ownership.
+    AddMessageHandler(handler.release()->Attach(this));
+  }
+}
+
+void Options2UI::SetCommandLineString(RenderViewHost* render_view_host) {
+  std::string command_line_string;
+
+#if defined(OS_WIN)
+  command_line_string =
+      WideToASCII(CommandLine::ForCurrentProcess()->GetCommandLineString());
+#else
+  command_line_string =
+      CommandLine::ForCurrentProcess()->GetCommandLineString();
+#endif
+
+  render_view_host->SetWebUIProperty("commandLineString", command_line_string);
+}