Host Chrome OS GAIA signin page in webview

chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.cc

 // 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/browser/ui/webui/chromeos/login/gaia_screen_handler.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_shutdown.h"
 #include "chrome/browser/chromeos/input_method/input_method_util.h"
 #include "chrome/browser/chromeos/language_preferences.h"
+#include "chrome/browser/chromeos/login/startup_utils.h"
 #include "chrome/browser/chromeos/login/ui/user_adding_screen.h"
 #include "chrome/browser/chromeos/policy/consumer_management_service.h"
 #include "chrome/browser/chromeos/policy/consumer_management_stage.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #include "chrome/browser/io_thread.h"
+#include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/browser/ui/webui/chromeos/login/signin_screen_handler.h"
 #include "chrome/browser/ui/webui/signin/inline_login_ui.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/grit/generated_resources.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/settings/cros_settings_names.h"
 #include "components/user_manager/user_manager.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_frame_host.h"
@@ skipping 257 matching lines @@
   builder->Add("fatalErrorMessageNoPassword",
                IDS_LOGIN_FATAL_ERROR_NO_PASSWORD);
   builder->Add("fatalErrorMessageVerificationFailed",
                IDS_LOGIN_FATAL_ERROR_PASSWORD_VERIFICATION);
   builder->Add("fatalErrorMessageInsecureURL",
                IDS_LOGIN_FATAL_ERROR_TEXT_INSECURE_URL);
   builder->Add("fatalErrorInstructions", IDS_LOGIN_FATAL_ERROR_INSTRUCTIONS);
   builder->Add("fatalErrorDismissButton", IDS_OK);
 }
 
+void GaiaScreenHandler::GetAdditionalParameters(base::DictionaryValue* dict) {
+  dict->SetBoolean("isWebviewSignin", StartupUtils::IsWebviewSigninEnabled());
+}
+
 void GaiaScreenHandler::Initialize() {
 }
 
 void GaiaScreenHandler::RegisterMessages() {
   AddCallback("frameLoadingCompleted",
               &GaiaScreenHandler::HandleFrameLoadingCompleted);
   AddCallback("completeLogin", &GaiaScreenHandler::HandleCompleteLogin);
   AddCallback("completeAuthentication",
               &GaiaScreenHandler::HandleCompleteAuthentication);
   AddCallback("usingSAMLAPI", &GaiaScreenHandler::HandleUsingSAMLAPI);
   AddCallback("scrapedPasswordCount",
               &GaiaScreenHandler::HandleScrapedPasswordCount);
   AddCallback("scrapedPasswordVerificationFailed",
               &GaiaScreenHandler::HandleScrapedPasswordVerificationFailed);
   AddCallback("loginWebuiReady", &GaiaScreenHandler::HandleGaiaUIReady);
   AddCallback("switchToFullTab", &GaiaScreenHandler::HandleSwitchToFullTab);
+  AddCallback("toggleWebviewSignin",
+              &GaiaScreenHandler::HandleToggleWebviewSignin);
 }
 
 void GaiaScreenHandler::HandleFrameLoadingCompleted(int status) {
   const net::Error frame_error = static_cast<net::Error>(-status);
   if (frame_error == net::ERR_ABORTED) {
     LOG(WARNING) << "Ignoring Gaia frame error: " << frame_error;
     return;
   }
   frame_error_ = frame_error;
   if (frame_error == net::OK) {
@@ skipping 75 matching lines @@
 }
 
 void GaiaScreenHandler::HandleScrapedPasswordVerificationFailed() {
   RecordSAMLScrapingVerificationResultInHistogram(false);
 }
 
 void GaiaScreenHandler::HandleSwitchToFullTab() {
   CallJS("switchToFullTab");
 }
 
+void GaiaScreenHandler::HandleToggleWebviewSignin() {
+  if (StartupUtils::EnableWebviewSignin(
+        !StartupUtils::IsWebviewSigninEnabled())) {
+    chrome::AttemptRestart();
+  }
+}
+
 void GaiaScreenHandler::HandleGaiaUIReady() {
   if (focus_stolen_) {
     // Set focus to the Gaia page.
     // TODO(altimofeev): temporary solution, until focus parameters are
     // implemented on the Gaia side.
     // Do this only once. Any subsequent call would relod GAIA frame.
     focus_stolen_ = false;
     const char code[] =
         "if (typeof gWindowOnLoad != 'undefined') gWindowOnLoad();";
     content::RenderFrameHost* frame = InlineLoginUI::GetAuthIframe(
@@ skipping 315 matching lines @@
 
 SigninScreenHandlerDelegate* GaiaScreenHandler::Delegate() {
   DCHECK(signin_screen_handler_);
   return signin_screen_handler_->delegate_;
 }
 
 void GaiaScreenHandler::SetSigninScreenHandler(SigninScreenHandler* handler) {
   signin_screen_handler_ = handler;
 }
 }  // namespace chromeos