Retrieve the authenticated user's e-mail from GAIA during SAML login

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

 // Copyright (c) 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/signin_screen_handler.h"
 
-#include "base/callback.h"
+#include "base/bind.h"
+#include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
+#include "base/location.h"
 #include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_process_platform_part_chromeos.h"
 #include "chrome/browser/browser_shutdown.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
 #include "chrome/browser/chromeos/boot_times_loader.h"
 #include "chrome/browser/chromeos/input_method/input_method_util.h"
 #include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h"
 #include "chrome/browser/chromeos/login/hwid_checker.h"
 #include "chrome/browser/chromeos/login/login_display_host_impl.h"
 #include "chrome/browser/chromeos/login/screen_locker.h"
 #include "chrome/browser/chromeos/login/screens/core_oobe_actor.h"
 #include "chrome/browser/chromeos/login/user.h"
 #include "chrome/browser/chromeos/login/webui_login_display.h"
 #include "chrome/browser/chromeos/login/wizard_controller.h"
 #include "chrome/browser/chromeos/net/network_portal_detector.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/policy/browser_policy_connector.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/webui/chromeos/login/authenticated_user_email_retriever.h"
 #include "chrome/browser/ui/webui/chromeos/login/error_screen_handler.h"
 #include "chrome/browser/ui/webui/chromeos/login/native_window_delegate.h"
 #include "chrome/browser/ui/webui/chromeos/login/network_state_informer.h"
 #include "chrome/browser/ui/webui/chromeos/login/oobe_ui.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/power_manager_client.h"
 #include "chromeos/ime/input_method_manager.h"
 #include "chromeos/ime/xkeyboard.h"
 #include "chromeos/network/network_state.h"
 #include "chromeos/network/network_state_handler.h"
+#include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "google_apis/gaia/gaia_auth_util.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
+#include "net/url_request/url_request_context_getter.h"
 #include "third_party/cros_system_api/dbus/service_constants.h"
 
 #if defined(USE_AURA)
 #include "ash/shell.h"
 #include "ash/wm/lock_state_controller.h"
 #endif
 
 using content::BrowserThread;
 using content::RenderViewHost;
 
@@ skipping 652 matching lines @@
               &SigninScreenHandler::HandleLoginUIStateChanged);
   AddCallback("unlockOnLoginSuccess",
               &SigninScreenHandler::HandleUnlockOnLoginSuccess);
   AddCallback("showLoadingTimeoutError",
               &SigninScreenHandler::HandleShowLoadingTimeoutError);
   AddCallback("updateOfflineLogin",
               &SigninScreenHandler::HandleUpdateOfflineLogin);
   AddCallback("focusPod", &SigninScreenHandler::HandleFocusPod);
   AddCallback("customButtonClicked",
               &SigninScreenHandler::HandleCustomButtonClicked);
+  AddCallback("retrieveAuthenticatedUserEmail",
+              &SigninScreenHandler::HandleRetrieveAuthenticatedUserEmail);
 
   // This message is sent by the kiosk app menu, but is handled here
   // so we can tell the delegate to launch the app.
   AddCallback("launchKioskApp", &SigninScreenHandler::HandleLaunchKioskApp);
 }
 
 void SigninScreenHandler::RegisterPrefs(PrefRegistrySimple* registry) {
   registry->RegisterDictionaryPref(prefs::kUsersLRUInputMethod);
 }
 
@@ skipping 696 matching lines @@
 void SigninScreenHandler::HandleCustomButtonClicked(
     const std::string& username) {
   if (user_pod_button_callback_map_.find(username)
       == user_pod_button_callback_map_.end()) {
     LOG(WARNING) << "User pod custom button clicked but no callback found";
     return;
   }
   user_pod_button_callback_map_[username].Run();
 }
 
+void SigninScreenHandler::HandleRetrieveAuthenticatedUserEmail(
+    double attempt_token) {
+  email_retriever_.reset(new AuthenticatedUserEmailRetriever(
+      base::Bind(&SigninScreenHandler::CallJS<double, std::string>,
+                 base::Unretained(this),
+                 "login.GaiaSigninScreen.setAuthenticatedUserEmail",
+                 attempt_token),
+      Profile::FromWebUI(web_ui())->GetRequestContext()));
+}
+
 void SigninScreenHandler::HandleLaunchKioskApp(const std::string& app_id) {
   delegate_->LoginAsKioskApp(app_id);
 }
 
 void SigninScreenHandler::StartClearingDnsCache() {
   if (dns_clear_task_running_ || !g_browser_process->io_thread())
     return;
 
   dns_cleared_ = false;
   BrowserThread::PostTaskAndReply(
@@ skipping 167 matching lines @@
   DCHECK(gaia_screen_handler_);
   return gaia_screen_handler_->frame_state();
 }
 
 net::Error SigninScreenHandler::FrameError() const {
   DCHECK(gaia_screen_handler_);
   return gaia_screen_handler_->frame_error();
 }
 
 }  // namespace chromeos