<?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
 *
 */

function checkPathConflicts($fieldname, $fielddata, $newfieldvalue, $allnewfieldvalues) {

	if((int)Settings::Get('system.mod_fcgid') == 1) {
		// fcgid-configdir has changed -> check against customer-doc-prefix
		if ($fieldname == "system_mod_fcgid_configdir") {
			$newdir = makeCorrectDir($newfieldvalue);
			$cdir = makeCorrectDir(Settings::Get('system.documentroot_prefix'));
		}
		// customer-doc-prefix has changed -> check against fcgid-configdir
		elseif ($fieldname == "system_documentroot_prefix") {
			$newdir = makeCorrectDir($newfieldvalue);
			$cdir = makeCorrectDir(Settings::Get('system.mod_fcgid_configdir'));
		}

		// neither dir can be within the other nor can they be equal
		if (substr($newdir, 0, strlen($cdir)) == $cdir
				|| substr($cdir, 0, strlen($newdir)) == $newdir
				|| $newdir == $cdir
		) {
			$returnvalue = array(FORMFIELDS_PLAUSIBILITY_CHECK_ERROR, 'fcgidpathcannotbeincustomerdoc');
		} else {
			$returnvalue = array(FORMFIELDS_PLAUSIBILITY_CHECK_OK);
		}
	} else {
		$returnvalue = array(FORMFIELDS_PLAUSIBILITY_CHECK_OK);
	}

	return $returnvalue;
}