+ $weightexpr = common_sql_weight('notice_tag.created', common_config('tag', 'dropoff'));
+ // @fixme should we use the cutoff too? Doesn't help with indexing per-user.
+
+ $qry = 'SELECT notice_tag.tag, '.
+ $weightexpr . ' as weight ' .
+ 'FROM notice_tag JOIN notice ' .
+ 'ON notice_tag.notice_id = notice.id ' .
+ 'WHERE notice.id in (' . implode(',', $ids) . ') '.
+ 'GROUP BY notice_tag.tag ' .
+ 'ORDER BY weight DESC ';
+
+ $limit = TAGS_PER_SECTION;
+ $offset = 0;
+
+ if (common_config('db','type') == 'pgsql') {
+ $qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
+ } else {
+ $qry .= ' LIMIT ' . $offset . ', ' . $limit;
+ }