Item_Ticket::countForItem PHP Метод

    static function countForItem(CommonDBTM $item)
    {
        $restrict = "`glpi_items_tickets`.`tickets_id` = `glpi_tickets`.`id`\n                   AND `glpi_items_tickets`.`items_id` = '" . $item->getField('id') . "'\n                   AND `glpi_items_tickets`.`itemtype` = '" . $item->getType() . "'" . getEntitiesRestrictRequest(" AND ", "glpi_tickets", '', '', true);
        $nb = countElementsInTable(array('glpi_items_tickets', 'glpi_tickets'), $restrict);
        return $nb;
    }