EngineGP/system/library/cron/preparing_web_delete.php

<?php
    if(!DEFINED('EGP'))
        exit(header('Refresh: 0; URL=http://'.$_SERVER['SERVER_NAME'].'/404'));

    class preparing_web_delete extends cron
    {
        function __construct()
        {
            global $argv, $cfg, $sql;

            $sql->query('SELECT `id` FROM `web` WHERE `user`="0"');
            while($web = $sql->get())
                exec('sh -c "cd /var/enginegp; php cron.php '.$cfg['cron_key'].' web_delete '.$web['id'].'"');

            return NULL;
        }
    }
?>