public function get($zone_id)
    {
        $result = null;
        $this->hook->attach('zone.get.before', $zone_id, $result, $this);

        if (isset($result)) {
            return $result;
        }

        $result = $this->db->fetch('SELECT * FROM zone WHERE zone_id=?', array($zone_id));
        $this->hook->attach('zone.get.after', $zone_id, $result, $this);
        return $result;
    }