ininitial froxlor commit;

'reverted' old-style update-process;
removed billing-classes, -functions and -templates;
some sql-fixes;

lib/functions/filedir/function.isConfigDir.php

@@ -0,0 +1,54 @@
+<?php
+
+/**
+ * This file is part of the SysCP project.
+ * Copyright (c) 2003-2009 the SysCP 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.syscp.org/misc/COPYING.txt
+ *
+ * @copyright  (c) the authors
+ * @author     Florian Lippert <flo@syscp.org>
+ * @license    GPLv2 http://files.syscp.org/misc/COPYING.txt
+ * @package    Functions
+ * @version    $Id: function.isConfigDir.php 2724 2009-06-07 14:18:02Z flo $
+ */
+
+/**
+ * Checks if a given directory is valid for multiple configurations
+ * or should rather be used as a single file
+ *
+ * @param  string The dir
+ * @return bool   true if usable as dir, false otherwise
+ *
+ * @author Florian Lippert <flo@syscp.org>
+ */
+
+function isConfigDir($dir)
+{
+	if(file_exists($dir))
+	{
+		if(is_dir($dir))
+		{
+			$returnval = true;
+		}
+		else
+		{
+			$returnval = false;
+		}
+	}
+	else
+	{
+		if(substr($dir, -1) == '/')
+		{
+			$returnval = true;
+		}
+		else
+		{
+			$returnval = false;
+		}
+	}
+
+	return $returnval;
+}