+ // We are displaying an "alternate" link if that post was public. See issue 2864
+ $items = q("SELECT `id` FROM `item` WHERE `id` = %d AND NOT `private` AND `wall`", intval($item_id));
+ if (dbm::is_result($items)) {
+ $alternate = App::get_baseurl().'/display/'.$nick.'/'.$item_id.'.atom';
+ } else {
+ $alternate = '';
+ }
+
+ $a->page['htmlhead'] .= replace_macros(get_markup_template('display-head.tpl'),
+ array('$alternate' => $alternate));