<?php

/**
 * This file is part of the Froxlor project.
 * Copyright (c) 2003-2009 the SysCP Team (see authors).
 * 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     Florian Lippert <flo@syscp.org> (2003-2009)
 * @author     Froxlor team <team@froxlor.org> (2010-)
 * @license    GPLv2 http://files.froxlor.org/misc/COPYING.txt
 * @package    Functions
 *
 */
function validateFormFieldOption($fieldname, $fielddata, $newfieldvalue)
{
	$returnvalue = true;

	if (isset($fielddata['option_mode']) && $fielddata['option_mode'] == 'multiple') {
		$options = explode(',', $newfieldvalue);
		foreach ($options as $option) {
			$returnvalue = ($returnvalue && isset($fielddata['option_options'][$option]));
		}
	} else {
		$returnvalue = isset($fielddata['option_options'][$newfieldvalue]);
	}

	if ($returnvalue === true || $fielddata['visible'] == false) {
		return true;
	} else {
		if (isset($fielddata['option_emptyallowed']) && $fielddata['option_emptyallowed']) {
			return true;
		}
		return 'not in option';
	}
}