PHP K2HelperPermissions::getCategoryChilds示例

 function getCategoryChilds($catid)
 {
     static $array = array();
     $user =& JFactory::getUser();
     $aid = $user->get('aid');
     $db =& JFactory::getDBO();
     if ($catid == "all") {
         $query = "SELECT * FROM #__k2_categories WHERE published=1 AND trash=0 AND access<={$aid} ORDER BY ordering ";
     } else {
         $query = "SELECT * FROM #__k2_categories WHERE parent={$catid} AND published=1 AND trash=0 AND access<={$aid} ORDER BY ordering ";
     }
     $db->setQuery($query);
     $rows = $db->loadObjectList();
     foreach ($rows as $row) {
         array_push($array, $row->id);
         if (K2HelperPermissions::hasChilds($row->id)) {
             K2HelperPermissions::getCategoryChilds($row->id);
         }
     }
     return $array;
 }