+ /**
+ * @brief Find any non-embedded images in private items and add redir links to them
+ *
+ * @param array &$item The field array of an item row
+ */
+ private static function addRedirToImageTags(array &$item)
+ {
+ $app = self::getApp();
+
+ $matches = [];
+ $cnt = preg_match_all('|\[img\](http[^\[]*?/photo/[a-fA-F0-9]+?(-[0-9]\.[\w]+?)?)\[\/img\]|', $item['body'], $matches, PREG_SET_ORDER);
+ if ($cnt) {
+ foreach ($matches as $mtch) {
+ if (strpos($mtch[1], '/redir') !== false) {
+ continue;
+ }
+
+ if ((local_user() == $item['uid']) && ($item['private'] == 1) && ($item['contact-id'] != $app->contact['id']) && ($item['network'] == Protocol::DFRN)) {
+ $img_url = 'redir/' . $item['contact-id'] . '?url=' . urlencode($mtch[1]);
+ $item['body'] = str_replace($mtch[0], '[img]' . $img_url . '[/img]', $item['body']);
+ }
+ }
+ }
+ }
+