query("update node_access set node_permission='' where node_id=$node_id and node_permission='op'"); foreach ($ops as $op) { $set=$db->query("select user_id from users where login='$op'"); $set->next(); if ($set->getString('user_id')) { $q="update node_access set node_permission='op' where node_id=$node_id and user_id='".$set->getString('user_id')."'"; $changed=$db->update($q); if (!$changed) { $q="insert into node_access set node_permission='op',node_id=$node_id,user_id=".$set->getString('user_id'); echo $q; $db->query($q); } log::log('add op',$node_id,'ok',$op); } else { $error .= "$op does not exist..."; } } } ?>