-
-require_once('include/security.php');
-require_once('include/bbcode.php');
-require_once('include/items.php');
-
+/**
+ * @file mod/subthread.php
+ */
+use Friendica\App;
+use Friendica\Core\Addon;
+use Friendica\Core\L10n;
+use Friendica\Core\Logger;
+use Friendica\Core\System;
+use Friendica\Database\DBA;
+use Friendica\Model\Item;
+use Friendica\Util\Security;
+use Friendica\Util\Strings;
+use Friendica\Util\XML;