Question

I am creating an app in facebook and when user enters my app then the authentication will happen and after that i will get the access token and id of user now i want the details of the same user and i have to store that in database …. how to do this
CODE I HAVE TRIED IS

 <?php 

     $app_id = "xxxxxxxxxxx";

     $canvas_page = "xxxxxxxxxxxxx";

     $auth_url = "https://www.facebook.com/dialog/oauth?client_id=" 
            . $app_id . "&redirect_uri=" . urlencode($canvas_page)."&scope=email,user_birthday";

     $signed_request = $_REQUEST["signed_request"];
     //print_r($signed_request);

     list($encoded_sig, $payload) = explode('.', $signed_request, 2); 
     //print_r($payload);

     $data = json_decode(base64_decode(strtr($payload, '-_', '+/')), true);
     //print_r($data);

      if(!isset ($_GET['code'])) {
                        if (empty($data["user_id"])) {
                          echo("<script> top.location.href='" . $auth_url . "'</script>");
                   } else {
                        $accessToken = $data["oauth_token"];

                          echo ("<br/><br/>Welcome User: " . $data["user_id"]);
                   } 
      } else {
          echo("<script> top.location.href='" . $pageUrl . "'</script>");
      }

 ?>

Now i want the username and other details in string or array format …
Please help me….

Answer 1

Using this Graph api :

https://graph.facebook.com/me?access_token=XXXXXXXXXXXXXXX

You can choose the fields you want returned using the fields query parameter:

https://graph.facebook.com/me?fields=id,name