<?php
/**
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; under version 2
 * of the License (non-upgradable).
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * Copyright (c) 2008-2010 (original work) Deutsche Institut für Internationale Pädagogische Forschung (under the project TAO-TRANSFER);
 *               2009-2012 (update and modification) Public Research Centre Henri Tudor (under the project TAO-SUSTAIN & TAO-DEV);
 *
 */

/**
 * Short description of class tao_helpers_form_validators_AlphaNum
 *
 * @access public
 * @author Bertrand Chevrier, <bertrand.chevrier@tudor.lu>
 * @package tao

 */
class tao_helpers_form_validators_AlphaNum extends tao_helpers_form_validators_Regex
{

    /**
     * (non-PHPdoc)
     * @see tao_helpers_form_validators_Regex::setOptions()
     */
    public function setOptions(array $options)
    {
        $options['format'] = isset($options['allow_punctuation'])
           ? "/^[a-zA-Z0-9_\-]*$/"
           : "/^[a-zA-Z0-9]*$/";
        
        parent::setOptions($options);
    }
}