don't allow activation of FCGID and PHP-FPM at the same time

lib/functions/validate/function.checkFcgidPhpFpm.php

@@ -0,0 +1,44 @@
+<?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    $Id$
+ */
+
+function checkFcgidPhpFpm($fieldname, $fielddata, $newfieldvalue, $allnewfieldvalues)
+{
+	global $settings;
+
+	$returnvalue = array(FORMFIELDS_PLAUSIBILITY_CHECK_OK);
+
+	/*
+	 * check whether fcgid should be enabled but php-fpm is
+	 */
+	if($fieldname == 'system_mod_fcgid_enabled'
+		&& (int)$newfieldvalue == 1
+		&& (int)$settings['phpfpm']['enabled'] == 1
+	) {
+		$returnvalue = array(FORMFIELDS_PLAUSIBILITY_CHECK_ERROR, 'phpfpmstillenabled');
+	}
+	/*
+	 * check whether php-fpm should be enabled but fcgid is
+	 */
+	elseif($fieldname == 'system_phpfpm_enabled'
+		&& (int)$newfieldvalue == 1
+		&& (int)$settings['system']['mod_fcgid'] == 1
+	) {
+		$returnvalue = array(FORMFIELDS_PLAUSIBILITY_CHECK_ERROR, 'fcgidstillenabled');
+	}
+
+	return $returnvalue;
+}