chrome/browser/resources/inline_login/inline_login.js

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 /**
   6  * @fileoverview Inline login UI.
   7  */
   8
   9 cr.define('inline.login', function() {
  10   'use strict';
  11
  12   /**
  13    * The auth extension host instance.
  14    * @type {cr.login.GaiaAuthHost}
  15    */
  16   var authExtHost;
  17
  18   /**
  19    * Whether the auth ready event has been fired, for testing purpose.
  20    */
  21   var authReadyFired;
  22
  23   /**
  24    * A listener class for authentication events from GaiaAuthHost.
  25    * @constructor
  26    * @implements {cr.login.GaiaAuthHost.Listener}
  27    */
  28   function GaiaAuthHostListener() {}
  29
  30   /** @override */
  31   GaiaAuthHostListener.prototype.onSuccess = function(credentials) {
  32     onAuthCompleted(credentials);
  33   };
  34
  35   /** @override */
  36   GaiaAuthHostListener.prototype.onReady = function(e) {
  37     onAuthReady();
  38   };
  39
  40   /** @override */
  41   GaiaAuthHostListener.prototype.onResize = function(url) {
  42     chrome.send('switchToFullTab', url);
  43   };
  44
  45   /** @override */
  46   GaiaAuthHostListener.prototype.onNewWindow = function(e) {
  47     window.open(e.targetUrl, '_blank');
  48     e.window.discard();
  49   };
  50
  51   /**
  52    * Handler of auth host 'ready' event.
  53    */
  54   function onAuthReady() {
  55     $('contents').classList.toggle('loading', false);
  56     authReadyFired = true;
  57   }
  58
  59   /**
  60    * Handler of auth host 'completed' event.
  61    * @param {!Object} credentials Credentials of the completed authentication.
  62    */
  63   function onAuthCompleted(credentials) {
  64     chrome.send('completeLogin', [credentials]);
  65     $('contents').classList.toggle('loading', true);
  66   }
  67
  68   /**
  69    * Initialize the UI.
  70    */
  71   function initialize() {
  72     authExtHost = new cr.login.GaiaAuthHost(
  73         'signin-frame', new GaiaAuthHostListener());
  74     authExtHost.addEventListener('ready', onAuthReady);
  75
  76     chrome.send('initialize');
  77   }
  78
  79   /**
  80    * Loads auth extension.
  81    * @param {Object} data Parameters for auth extension.
  82    */
  83   function loadAuthExtension(data) {
  84     authExtHost.load(data.authMode, data, onAuthCompleted);
  85     $('contents').classList.toggle('loading',
  86         data.authMode != cr.login.GaiaAuthHost.AuthMode.DESKTOP ||
  87         data.constrained == '1');
  88   }
  89
  90   /**
  91    * Closes the inline login dialog.
  92    */
  93   function closeDialog() {
  94     chrome.send('dialogClose', ['']);
  95   }
  96
  97   /**
  98    * Invoked when failed to get oauth2 refresh token.
  99    */
 100   function handleOAuth2TokenFailure() {
 101     // TODO(xiyuan): Show an error UI.
 102     authExtHost.reload();
 103     $('contents').classList.toggle('loading', true);
 104   }
 105
 106   /**
 107    * Returns the auth host instance, for testing purpose.
 108    */
 109   function getAuthExtHost() {
 110     return authExtHost;
 111   }
 112
 113   /**
 114    * Returns whether the auth UI is ready, for testing purpose.
 115    */
 116   function isAuthReady() {
 117     return authReadyFired;
 118   }
 119
 120   return {
 121     getAuthExtHost: getAuthExtHost,
 122     isAuthReady: isAuthReady,
 123     initialize: initialize,
 124     loadAuthExtension: loadAuthExtension,
 125     closeDialog: closeDialog,
 126     handleOAuth2TokenFailure: handleOAuth2TokenFailure
 127   };
 128 });
 129
 130 document.addEventListener('DOMContentLoaded', inline.login.initialize);