public static function getOnlineUsers()
{
if (self::$_online === null) {
kimport('error');
$db = JFactory::getDBO();
$query = "SELECT s.userid, s.time\n\t\t\t\tFROM #__session AS s\n\t\t\t\tINNER JOIN #__kunena_users AS k ON k.userid=s.userid\n\t\t\t\tWHERE s.client_id=0 AND s.userid>0\n\t\t\t\tGROUP BY s.userid\n\t\t\t\tORDER BY s.time DESC";
$db->setQuery($query);
self::$_online = $db->loadObjectList('userid');
KunenaError::checkDatabaseError();
}
return self::$_online;
}
