+ $prevlink = '';
+ $nextlink = '';
+
+ $prvnxt = q("SELECT `resource-id` FROM `photo` WHERE `album` = '%s' AND `uid` = %d AND `scale` = 0
+ $sql_extra ORDER BY `created` DESC ",
+ dbesc($ph[0]['album']),
+ intval($owner_uid)
+ );
+
+ if(count($prvnxt)) {
+ for($z = 0; $z < count($prvnxt); $z++) {
+ if($prvnxt[$z]['resource-id'] == $ph[0]['resource-id']) {
+ $prv = $z - 1;
+ $nxt = $z + 1;
+ if($prv < 0)
+ $prv = count($prvnxt) - 1;
+ if($nxt >= count($prvnxt))
+ $nxt = 0;
+ break;
+ }
+ }
+ $prevlink = $a->get_baseurl() . '/photos/' . $a->data['user']['nickname'] . '/image/' . $prvnxt[$prv]['resource-id'] ;
+ $nextlink = $a->get_baseurl() . '/photos/' . $a->data['user']['nickname'] . '/image/' . $prvnxt[$nxt]['resource-id'] ;
+ }
+
+