forked from firebase/quickstart-js
-
Notifications
You must be signed in to change notification settings - Fork 0
/
facebook-redirect.html
187 lines (170 loc) · 7.54 KB
/
facebook-redirect.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
<!DOCTYPE html>
<!--
Copyright (c) 2016 Google Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<html>
<head>
<meta charset=utf-8 />
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Facebook Sign In Example</title>
<!-- Material Design Theming -->
<link rel="stylesheet" href="https://code.getmdl.io/1.1.3/material.orange-indigo.min.css">
<link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
<script defer src="https://code.getmdl.io/1.1.3/material.min.js"></script>
<link rel="stylesheet" href="main.css">
<!-- Import and configure the Firebase SDK -->
<!-- These scripts are made available when the app is served or deployed on Firebase Hosting -->
<!-- If you do not serve/host your project using Firebase Hosting see https://firebase.google.com/docs/web/setup -->
<script src="/__/firebase/7.14.0/firebase-app.js"></script>
<script src="/__/firebase/7.14.0/firebase-auth.js"></script>
<script src="/__/firebase/init.js"></script>
<script type="text/javascript">
/**
* Function called when clicking the Login/Logout button.
*/
// [START buttoncallback]
function toggleSignIn() {
if (!firebase.auth().currentUser) {
// [START createprovider]
var provider = new firebase.auth.FacebookAuthProvider();
// [END createprovider]
// [START addscopes]
provider.addScope('user_likes');
// [END addscopes]
// [START signin]
firebase.auth().signInWithRedirect(provider);
// [END signin]
} else {
// [START signout]
firebase.auth().signOut();
// [END signout]
}
// [START_EXCLUDE]
document.getElementById('quickstart-sign-in').disabled = true;
// [END_EXCLUDE]
}
// [END buttoncallback]
/**
* initApp handles setting up UI event listeners and registering Firebase auth listeners:
* - firebase.auth().onAuthStateChanged: This listener is called when the user is signed in or
* out, and that is where we update the UI.
* - firebase.auth().getRedirectResult(): This promise completes when the user gets back from
* the auth redirect flow. It is where you can get the OAuth access token from the IDP.
*/
function initApp() {
// Result from Redirect auth flow.
// [START getidptoken]
firebase.auth().getRedirectResult().then(function(result) {
if (result.credential) {
// This gives you a Facebook Access Token. You can use it to access the Facebook API.
var token = result.credential.accessToken;
// [START_EXCLUDE]
document.getElementById('quickstart-oauthtoken').textContent = token;
} else {
document.getElementById('quickstart-oauthtoken').textContent = 'null';
// [END_EXCLUDE]
}
// The signed-in user info.
var user = result.user;
}).catch(function(error) {
// Handle Errors here.
var errorCode = error.code;
var errorMessage = error.message;
// The email of the user's account used.
var email = error.email;
// The firebase.auth.AuthCredential type that was used.
var credential = error.credential;
// [START_EXCLUDE]
if (errorCode === 'auth/account-exists-with-different-credential') {
alert('You have already signed up with a different auth provider for that email.');
// If you are using multiple auth providers on your app you should handle linking
// the user's accounts here.
} else {
console.error(error);
}
// [END_EXCLUDE]
});
// [END getidptoken]
// Listening for auth state changes.
// [START authstatelistener]
firebase.auth().onAuthStateChanged(function(user) {
if (user) {
// User is signed in.
var displayName = user.displayName;
var email = user.email;
var emailVerified = user.emailVerified;
var photoURL = user.photoURL;
var isAnonymous = user.isAnonymous;
var uid = user.uid;
var providerData = user.providerData;
// [START_EXCLUDE]
document.getElementById('quickstart-sign-in-status').textContent = 'Signed in';
document.getElementById('quickstart-sign-in').textContent = 'Log out';
document.getElementById('quickstart-account-details').textContent = JSON.stringify(user, null, ' ');
// [END_EXCLUDE]
} else {
// User is signed out.
// [START_EXCLUDE]
document.getElementById('quickstart-sign-in-status').textContent = 'Signed out';
document.getElementById('quickstart-sign-in').textContent = 'Log in with Facebook';
document.getElementById('quickstart-account-details').textContent = 'null';
document.getElementById('quickstart-oauthtoken').textContent = 'null';
// [END_EXCLUDE]
}
// [START_EXCLUDE]
document.getElementById('quickstart-sign-in').disabled = false;
// [END_EXCLUDE]
});
// [END authstatelistener]
document.getElementById('quickstart-sign-in').addEventListener('click', toggleSignIn, false);
}
window.onload = function() {
initApp();
};
</script>
</head>
<body>
<div class="demo-layout mdl-layout mdl-js-layout mdl-layout--fixed-header">
<!-- Header section containing title -->
<header class="mdl-layout__header mdl-color-text--white mdl-color--light-blue-700">
<div class="mdl-cell mdl-cell--12-col mdl-cell--12-col-tablet mdl-grid">
<div class="mdl-layout__header-row mdl-cell mdl-cell--12-col mdl-cell--12-col-tablet mdl-cell--8-col-desktop">
<a href="/"><h3>Firebase Authentication</h3></a>
</div>
</div>
</header>
<main class="mdl-layout__content mdl-color--grey-100">
<div class="mdl-cell mdl-cell--12-col mdl-cell--12-col-tablet mdl-grid">
<!-- Container for the demo -->
<div class="mdl-card mdl-shadow--2dp mdl-cell mdl-cell--12-col mdl-cell--12-col-tablet mdl-cell--12-col-desktop">
<div class="mdl-card__title mdl-color--light-blue-600 mdl-color-text--white">
<h2 class="mdl-card__title-text">Facebook Authentication with Redirect</h2>
</div>
<div class="mdl-card__supporting-text mdl-color-text--grey-600">
<p>Log in with your Facebook account below.</p>
<!-- Button that handles sign-in/sign-out -->
<button disabled class="mdl-button mdl-js-button mdl-button--raised" id="quickstart-sign-in">Log in with Facebook</button>
<!-- Container where we'll display the user details -->
<div class="quickstart-user-details-container">
Firebase sign-in status: <span id="quickstart-sign-in-status">Unknown</span>
<div>Firebase auth <code>currentUser</code> object value:</div>
<pre><code id="quickstart-account-details">null</code></pre>
<div>Facebook OAuth Access Token:</div>
<pre><code id="quickstart-oauthtoken">null</code></pre>
</div>
</div>
</div>
</div>
</main>
</div>
</body>
</html>