Untitled

<?php

session_start(); //Session should be active

$app_id             = '431555557031282';  //Facebook App ID
$app_secret         = '1a547fd5677f1b0a1547ceed3cdef664'; //Facebook App Secret
$required_scope     = 'public_profile, publish_actions, email'; //Permissions required
$redirect_url       = 'http://localhost/facebook-connect/'; //FB redirects to this page with a code

//include autoload.php from SDK folder, just point to the file like this:
require_once('facebook-php-sdk/src/facebook.php');

$config = array(
  'appId' => '431555557031282',
  'secret' => '1a547fd5677f1b0a1547ceed3cdef664',
  'fileUpload' => false, // optional
  'allowSignedRequest' => false, // optional, but should be set to false for non-canvas apps
);

$facebook = new Facebook($config);

// Get User ID
$user = $facebook->getUser();
// We may or may not have this data based on whether the user is logged in.
//
// If we have a $user id here, it means we know the user is logged into
// Facebook, but we don't know if the access token is valid. An access
// token is invalid if the user logged out of Facebook.
if ($user) {
  try {
    // Proceed knowing you have a logged in user who's authenticated.
    $user_profile = $facebook->api('/me');
  } catch (FacebookApiException $e) {
    error_log($e);
    $user = null;
  }
}
// Login or logout url will be needed depending on current user state.
if ($user) {
  $logoutUrl = $facebook->getLogoutUrl();
} else {
  $loginUrl = $facebook->getLoginUrl();
}
// This call will always work since we are fetching public data.
//$naitik = $facebook->api('/naitik');

?>

<!doctype html>
<html xmlns:fb="http://www.facebook.com/2008/fbml">
  <head>
    <title>php-sdk</title>
    <style>
      body {
        font-family: 'Lucida Grande', Verdana, Arial, sans-serif;
      }
      h1 a {
        text-decoration: none;
        color: #3b5998;
      }
      h1 a:hover {
        text-decoration: underline;
      }
    </style>
  </head>
  <body>
    <h1>php-sdk</h1>

    <?php if ($user): ?>
      <a href="<?php echo $logoutUrl; ?>">Logout</a>
    <?php else: ?>
      <div>
        Login using OAuth 2.0 handled by the PHP SDK:
        <a href="<?php echo $loginUrl; ?>">Login with Facebook</a>
      </div>
    <?php endif ?>

    <h3>PHP Session</h3>
    <pre><?php print_r($_SESSION); ?></pre>

    <?php if ($user): ?>
      <h3>You</h3>
      <img src="https://graph.facebook.com/<?php echo $user; ?>/picture">

      <h3>Your User Object (/me)</h3>
      <pre><?php print_r($user_profile); ?></pre>
    <?php else: ?>
      <strong><em>You are not Connected.</em></strong>
    <?php endif ?>

    <!--<h3>Public profile of Naitik</h3>
    <img src="https://graph.facebook.com/naitik/picture">
     <?php //echo $naitik['name']; ?> -->
  </body>
</html>


?>