-require_once('include/contact_widgets.php');
-require_once('include/socgraph.php');
-require_once('include/Contact.php');
-require_once('include/contact_selectors.php');
-require_once('mod/contacts.php');
+/**
+ * @file mod/dirfind.php
+ */
+use Friendica\App;
+use Friendica\Content\ContactSelector;
+use Friendica\Content\Widget;
+use Friendica\Core\Config;
+use Friendica\Core\L10n;
+use Friendica\Core\System;
+use Friendica\Core\Worker;
+use Friendica\Model\Contact;
+use Friendica\Model\GContact;
+use Friendica\Model\Profile;
+use Friendica\Network\Probe;
+use Friendica\Protocol\PortableContact;
+
+require_once 'mod/contacts.php';