riporto il frammento di codice incriminato:
codice:
try{
$code = $_REQUEST["code"];
if(empty($code)) {
$dialog_url = "http://www.facebook.com/dialog/oauth?client_id="
. $app_id . "&redirect_uri=" . urlencode($my_url);
echo("<script> top.location.href='" . $dialog_url . "'</script>");
}
$token_url = "https://graph.facebook.com/oauth/access_token?client_id="
. $app_id . "&redirect_uri=" . urlencode($my_url) . "&client_secret=". $app_secret . "&code=" . $code;
$access_token = file_get_contents($token_url);
} catch (FacebookApiException $e)
{
stampa($e);
}