+ // only one like or dislike per person
+ $r = q("select id from item where uid = %d and `contact-id` = %d and verb ='%s' and deleted = 0 limit 1",
+ intval($datarray['uid']),
+ intval($datarray['contact-id']),
+ dbesc($datarray['verb'])
+ );
+ if($r && count($r))
+ continue;