<?php const NUM_DOORS = 4; if (!isset($_REQUEST['door_id'])) die("Please send door id"); $id = intval($_REQUEST['door_id']); if ($id < 1 || $id > NUM_DOORS) die("Invalid door id"); if (!isset($_REQUEST['status'])) die("Please send door status"); $status = intval($_REQUEST['status']); if ($status != 0 && $status != 1) die ("Invalid status"); ob_start(); var_dump($_REQUEST); $request = ob_get_clean(); file_put_contents("/test", $status . "\n" . $request);