- first commit for upcoming multiserver-support :)

lib/functions/froxlor/function.getServerId.php

@@ -0,0 +1,38 @@
+<?php
+
+/**
+ * This file is part of the Froxlor project.
+ * Copyright (c) 2010 the Froxlor Team (see authors).
+ *
+ * For the full copyright and license information, please view the COPYING
+ * file that was distributed with this source code. You can also view the
+ * COPYING file online at http://files.froxlor.org/misc/COPYING.txt
+ *
+ * @copyright  (c) the authors
+ * @author     Froxlor team <team@froxlor.org> (2010-)
+ * @license    GPLv2 http://files.froxlor.org/misc/COPYING.txt
+ * @package    Functions
+ * @version    $Id$
+ */
+
+/**
+ * this function checks whether $server_id (multi-server) is set
+ * in userdata.inc.php and returns the value. If not set or invalid,
+ * always return the id of the master (which is '0')
+ * 
+ * @return int server_id of current server
+ * @since 0.9.14-svn7
+ */
+function getServerId() {
+
+	global $server_id;
+
+	if(isset($server_id) 
+		&& is_numeric($server_id) 
+		&& $server_id > 0
+	) {
+		return $server_id;
+	}
+	// return default (master) 
+	return 0;
+}