+ /**
+ * @brief Generate an atom entry for a given item id
+ *
+ * @param int $item_id The item id
+ *
+ * @return string DFRN feed entry
+ */
+ public static function itemFeed($item_id) {
+ $r = q("SELECT `item`.*, `item`.`id` AS `item_id`,
+ `contact`.`name`, `contact`.`network`, `contact`.`photo`, `contact`.`url`,
+ `contact`.`name-date`, `contact`.`uri-date`, `contact`.`avatar-date`,
+ `contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
+ `sign`.`signed_text`, `sign`.`signature`, `sign`.`signer`
+ FROM `item`
+ STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
+ AND (NOT `contact`.`blocked` OR `contact`.`pending`)
+ LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id`
+ WHERE `item`.`id` = %d AND `item`.`visible` AND NOT `item`.`moderated` AND `item`.`parent` != 0
+ AND `item`.`wall` AND NOT `item`.`private`",
+ intval($item_id)
+ );
+
+ if (!dbm::is_result($r)) {
+ killme();
+ }
+
+ $item = $r[0];
+
+ $r = q("SELECT `contact`.*, `user`.`nickname`, `user`.`timezone`, `user`.`page-flags`, `user`.`account-type`
+ FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
+ WHERE `contact`.`self` AND `user`.`uid` = %d LIMIT 1",
+ intval($item['uid'])
+ );
+
+ if (!dbm::is_result($r)) {
+ killme();
+ }
+
+ $owner = $r[0];
+
+ $doc = new DOMDocument('1.0', 'utf-8');
+ $doc->formatOutput = true;
+
+ $alternatelink = $owner['url'];
+
+ $root = self::add_header($doc, $owner, 'dfrn:owner', $alternatelink, true);
+
+ $type = 'html';
+
+ $entry = self::entry($doc, $type, $item, $owner, true);
+ $root->appendChild($entry);
+
+ $atom = trim($doc->saveXML());
+ return $atom;
+ }
+