citywebshop_cms/updates.php

<?php

// Defines
define('ROOT_DIR', realpath(dirname(__FILE__)) .'/');
define('APP_DIR', ROOT_DIR .'application/');

// Includes
require(APP_DIR .'config/config.php');
require(ROOT_DIR .'application/helpers/updater.php');

//Check for updates
$result = updater::check();
echo $result;
die();