Set timeout in sync setup

chrome/browser/ui/webui/sync_setup_handler.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/sync_setup_handler.h"
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
@@ skipping 266 matching lines @@
   localized_strings->SetString("createAccountLinkHTML",
       GetStringFUTF16(IDS_SYNC_CREATE_ACCOUNT_PREFIX, create_account));
 
   string16 sync_benefits_url(
       UTF8ToUTF16(google_util::StringAppendGoogleLocaleParam(
           chrome::kSyncLearnMoreURL)));
   localized_strings->SetString("promoLearnMoreURL", sync_benefits_url);
 
   static OptionsStringResource resources[] = {
     { "syncSetupConfigureTitle", IDS_SYNC_SETUP_CONFIGURE_TITLE },
+    { "syncSetupTimeoutTitle", IDS_SYNC_SETUP_TIME_OUT_TITLE },
+    { "syncSetupTimeoutContent", IDS_SYNC_SETUP_TIME_OUT_CONTENT },
     { "cannotBeBlank", IDS_SYNC_CANNOT_BE_BLANK },
     { "emailLabel", IDS_SYNC_LOGIN_EMAIL_NEW_LINE },
     { "passwordLabel", IDS_SYNC_LOGIN_PASSWORD_NEW_LINE },
     { "invalidCredentials", IDS_SYNC_INVALID_USER_CREDENTIALS },
     { "signin", IDS_SYNC_SIGNIN },
     { "couldNotConnect", IDS_SYNC_LOGIN_COULD_NOT_CONNECT },
     { "unrecoverableError", IDS_SYNC_UNRECOVERABLE_ERROR },
     { "errorLearnMore", IDS_LEARN_MORE },
     { "unrecoverableErrorHelpURL", IDS_SYNC_UNRECOVERABLE_ERROR_HELP_URL },
     { "cannotAccessAccount", IDS_SYNC_CANNOT_ACCESS_ACCOUNT },
@@ skipping 232 matching lines @@
   StringValue page("login");
   web_ui()->CallJavascriptFunction(
       "SyncSetupOverlay.showSyncSetupPage", page, args);
 }
 
 // TODO(kochi): Handle error conditions (timeout, other failures).
 void SyncSetupHandler::DisplaySpinner() {
   configuring_sync_ = true;
   StringValue page("spinner");
   DictionaryValue args;
+
+  const int kTimeoutSec = 30;
+  backend_start_timer_.reset(new base::OneShotTimer<SyncSetupHandler>());
+  backend_start_timer_->Start(FROM_HERE,
+                              base::TimeDelta::FromSeconds(kTimeoutSec),
+                              this, &SyncSetupHandler::DisplayTimeout);
   web_ui()->CallJavascriptFunction(
       "SyncSetupOverlay.showSyncSetupPage", page, args);
 }
+
+// TODO(kochi): Handle error conditions other than timeout.
+// http://crbug.com/128692
+void SyncSetupHandler::DisplayTimeout() {
+  configuring_sync_ = false;
+  StringValue page("timeout");
+  DictionaryValue args;
+

[Andrew T Wilson (Slow), 2012/06/15 23:29:40]

This doesn't seem to cancel sync initialization. What happens if sync
initialization completes while this timeout screen is visible?

[peria, 2012/06/18 05:15:48]

No, it does not cancel initialization.
In such case, the usual confirm window shows up replacing the visible timeout
window.

+  web_ui()->CallJavascriptFunction(
+      "SyncSetupOverlay.showSyncSetupPage", page, args);
+}
 
 void SyncSetupHandler::RecordSignin() {
   // By default, do nothing - subclasses can override.
 }
 
 void SyncSetupHandler::DisplayGaiaSuccessAndClose() {
   RecordSignin();
   web_ui()->CallJavascriptFunction("SyncSetupOverlay.showSuccessAndClose");
 }
 
@@ skipping 103 matching lines @@
 }
 
 void SyncSetupHandler::GaiaCredentialsValid() {
   DCHECK(IsActiveLogin());
 
   // Gaia credentials are valid - update the UI.
   DisplayGaiaSuccessAndSettingUp();
 }
 
 void SyncSetupHandler::SigninFailed(const GoogleServiceAuthError& error) {
+  // Stop a timer to handle timeout in waiting for checking network connection.
+  if (backend_start_timer_.get())
+    backend_start_timer_.reset();
+
   last_signin_error_ = error;
   // Got a failed signin - this is either just a typical auth error, or a
   // sync error (treat sync errors as "fatal errors" - i.e. non-auth errors).
   // On ChromeOS, this condition should trigger the orange badge on wrench menu
   // and prompt to sign out.
 #if !defined(OS_CHROMEOS)
   DisplayGaiaLogin(GetSyncService()->unrecoverable_error_detected());
 #else
   CloseOverlay();
 #endif
 }
 
 Profile* SyncSetupHandler::GetProfile() const {
   return Profile::FromWebUI(web_ui());
 }
 
 ProfileSyncService* SyncSetupHandler::GetSyncService() const {
   return ProfileSyncServiceFactory::GetForProfile(GetProfile());
 }
 
 void SyncSetupHandler::SigninSuccess() {
   DCHECK(GetSyncService()->sync_initialized());
+  // Stop a timer to handle timeout in waiting for checking network connection.
+  if (backend_start_timer_.get())
+    backend_start_timer_.reset();
+
   // If we have signed in while sync is already setup, it must be due to some
   // kind of re-authentication flow. In that case, just close the signin dialog
   // rather than forcing the user to go through sync configuration.
   if (GetSyncService()->HasSyncSetupCompleted())
     DisplayGaiaSuccessAndClose();
   else
     DisplayConfigureSync(false, false);
 }
 
 void SyncSetupHandler::HandleConfigure(const ListValue* args) {
@@ skipping 324 matching lines @@
     if (i != current_profile_index && AreUserNamesEqual(
         cache.GetUserNameOfProfileAtIndex(i), username_utf16)) {
       *error_message = l10n_util::GetStringUTF16(
           IDS_SYNC_USER_NAME_IN_USE_ERROR);
       return false;
     }
   }
 
   return true;
 }