master
fengyuexingzi 8 years ago
parent 53cb1c000b
commit 30253e8476

@ -6,7 +6,8 @@
</head> </head>
<body> <body>
<button onclick="checkLoginState()">FaceBook Login</button> <button id="login" onclick="checkLoginState()">FaceBook Login</button>
<button id="login_out" onclick="loginOut()">FaceBook Login Out</button>
<div id="status"> <div id="status">
</div> </div>
@ -14,9 +15,9 @@
<script> <script>
$(document).ready(function() { $(document).ready(function () {
$.ajaxSetup({ cache: true }); $.ajaxSetup({cache: true});
$.getScript('https://connect.facebook.net/en_US/sdk.js', function(){ $.getScript('https://connect.facebook.net/en_US/sdk.js', function () {
FB.init({ FB.init({
appId: '176954776322838', appId: '176954776322838',
version: 'v2.8' version: 'v2.8'
@ -27,7 +28,7 @@
}); });
function checkLoginState() { function checkLoginState() {
FB.getLoginStatus(function(response) { FB.getLoginStatus(function (response) {
statusChangeCallback(response); statusChangeCallback(response);
}); });
} }
@ -36,23 +37,33 @@
console.log('statusChangeCallback'); console.log('statusChangeCallback');
console.log(response); console.log(response);
if (response.status === 'connected') { if (response.status === 'connected') {
$("#login").text('Login Out');
// Logged into your app and Facebook. // Logged into your app and Facebook.
testAPI(); testAPI();
} else { } else {
FB.login(); FB.login(function (response) {
statusChangeCallback();
window.history.back();
}, {scope: 'public_profile,email'});
// The person is not logged into your app or we are unable to tell. // The person is not logged into your app or we are unable to tell.
document.getElementById('status').innerHTML = 'Please log ' + document.getElementById('status').innerHTML = 'Please log ' +
'into this app.'; 'into this app.';
} }
} }
function loginOut() {
FB.logout(function (response) {
// Person is now logged out
});
}
function updateStatusCallback(response) { function updateStatusCallback(response) {
statusChangeCallback(response); statusChangeCallback(response);
} }
function testAPI() { function testAPI() {
console.log('Welcome! Fetching your information.... '); console.log('Welcome! Fetching your information.... ');
FB.api('/me', function(response) { FB.api('/me', function (response) {
console.log('Successful login for: ' + response.name); console.log('Successful login for: ' + response.name);
document.getElementById('status').innerHTML = document.getElementById('status').innerHTML =
'Thanks for logging in, ' + response.name + '!'; 'Thanks for logging in, ' + response.name + '!';

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