$qb = net_nemein_discussion_post_dba::new_query_builder();
        $qb->add_constraint('sender', '=', $id);
        $qb->add_constraint('status', '>=', NET_NEMEIN_DISCUSSION_NEW);
        $good_posts = $qb->count_unchecked();
        
        $qb = net_nemein_discussion_post_dba::new_query_builder();
        $qb->add_constraint('sender', '=', $id);
        $qb->add_constraint('status', '<', NET_NEMEIN_DISCUSSION_NEW);
        $bad_posts = $qb->count_unchecked();
        
        $karma = $good_posts + ($bad_posts * $this->_config->get('karma_discussion_badpost_modifier'));
        return $karma;