$facebook = new Facebook(array('appId' => FB_APP_ID, 'secret' => FB_APP_SECRET));
$userId = $facebook->getUser();
db_connect();
?>
<html>
<body>
<?php
if ($userId) {
$userInfo = $facebook->api('/' + $userId);
echo "Welcome " . $userInfo['name'] . "<br>";
if (db_check_id($userId) == False) {
db_insert_id($userId, $userInfo['name'], $facebook->getAccessToken());
} else {
// Update the access token just in case
db_update_token($userId, $facebook->getAccessToken());
}
} else {
?>
<div id="fb-root"></div>
<div class="fb-login-button" data-scope="email,friends_hometown,offline_access">
Login with Facebook
</div>
<?php
}
?>
<script>
window.fbAsyncInit = function() {
FB.init({
appId : '<?php
echo FB_APP_ID;
public function updateUserToken($id)
{
global $facebook;
db_update_token($id, $facebook->getAccessToken());
}
