OAuth2 sign-in flow for ChromeOS

chrome/browser/chromeos/login/user_manager_impl.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/chromeos/login/user_manager_impl.h"
 
 #include <cstddef>
 #include <set>
 #include <vector>
 
@@ skipping 383 matching lines @@
 
   DictionaryPrefUpdate oauth_status_update(local_state, kUserOAuthTokenStatus);
   oauth_status_update->SetWithoutPathExpansion(username,
       new base::FundamentalValue(static_cast<int>(oauth_token_status)));
 }
 
 User::OAuthTokenStatus UserManagerImpl::LoadUserOAuthStatus(
     const std::string& username) const {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
-  if (CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kSkipOAuthLogin)) {
-    // Use OAUTH_TOKEN_STATUS_VALID flag if kSkipOAuthLogin is present.
-    return User::OAUTH_TOKEN_STATUS_VALID;
-  } else {
-    PrefService* local_state = g_browser_process->local_state();
-    const DictionaryValue* prefs_oauth_status =
-        local_state->GetDictionary(kUserOAuthTokenStatus);
-
-    int oauth_token_status = User::OAUTH_TOKEN_STATUS_UNKNOWN;
-    if (prefs_oauth_status &&
-        prefs_oauth_status->GetIntegerWithoutPathExpansion(username,
-            &oauth_token_status)) {
-      return static_cast<User::OAuthTokenStatus>(oauth_token_status);
-    }
+  PrefService* local_state = g_browser_process->local_state();
+  const DictionaryValue* prefs_oauth_status =
+      local_state->GetDictionary(kUserOAuthTokenStatus);
+  int oauth_token_status = User::OAUTH_TOKEN_STATUS_UNKNOWN;
+  if (prefs_oauth_status &&
+      prefs_oauth_status->GetIntegerWithoutPathExpansion(
+          username, &oauth_token_status)) {
+    return static_cast<User::OAuthTokenStatus>(oauth_token_status);
   }
-
   return User::OAUTH_TOKEN_STATUS_UNKNOWN;
 }
 
 void UserManagerImpl::SaveUserDisplayName(const std::string& username,
                                           const string16& display_name) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   User* user = const_cast<User*>(FindUser(username));
   if (!user)
     return;  // Ignore if there is no such user.
@@ skipping 92 matching lines @@
       observed_sync_service_->GetAuthError().state();
   if (state != GoogleServiceAuthError::NONE &&
       state != GoogleServiceAuthError::CONNECTION_FAILED &&
       state != GoogleServiceAuthError::SERVICE_UNAVAILABLE &&
       state != GoogleServiceAuthError::REQUEST_CANCELED) {
     // Invalidate OAuth token to force Gaia sign-in flow. This is needed
     // because sign-out/sign-in solution is suggested to the user.
     // TODO(altimofeev): this code isn't needed after crosbug.com/25978 is
     // implemented.
     DVLOG(1) << "Invalidate OAuth token because of a sync error.";
-    SaveUserOAuthStatus(logged_in_user_->email(),
-                        User::OAUTH_TOKEN_STATUS_INVALID);
+    SaveUserOAuthStatus(
+        logged_in_user_->email(),
+        CommandLine::ForCurrentProcess()->HasSwitch(::switches::kForceOAuth1) ?
+            User::OAUTH1_TOKEN_STATUS_INVALID :
+            User::OAUTH2_TOKEN_STATUS_INVALID);
   }
 }
 
 void UserManagerImpl::OnPolicyUpdated(const std::string& account_id) {
   UpdatePublicAccountDisplayName(account_id);
 }
 
 void UserManagerImpl::OnDeviceLocalAccountsChanged() {
   // No action needed here, changes to the list of device-local accounts get
   // handled via the kAccountsPrefDeviceLocalAccounts device setting observer.
@@ skipping 410 matching lines @@
         device_local_account_policy_service_->GetBrokerForAccount(username);
     if (broker)
       display_name = broker->GetDisplayName();
   }
 
   // Set or clear the display name.
   SaveUserDisplayName(username, UTF8ToUTF16(display_name));
 }
 
 }  // namespace chromeos