<?php
/*************************************************************************************/
/*                                                                                   */
/*      Thelia	                                                                     */
/*                                                                                   */
/*      Copyright (c) OpenStudio                                                     */
/*	    email : info@thelia.net                                                      */
/*      web : http://www.thelia.net                                                  */
/*                                                                                   */
/*      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; either version 3 of the License                */
/*                                                                                   */
/*      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, see <http://www.gnu.org/licenses/>.         */
/*                                                                                   */
/*************************************************************************************/

namespace Thelia\Core\Template\Smarty\Plugins;

use Thelia\Core\Template\Smarty\SmartyPluginDescriptor;
use Thelia\Core\Template\Smarty\AbstractSmartyPlugin;

class Type extends AbstractSmartyPlugin
{
    public function assertTypeModifier($value, $option)
    {
        $typeClass = "\\Thelia\\Type\\$option";
        if (!class_exists($typeClass)) {
            throw new \InvalidArgumentException(sprintf("Invalid type name `%s` in `assertType` modifier", $option));
        }

        $typeInstance = new $typeClass();
        if (!$typeInstance->isValid($value)) {
            return '';
        }

        return $value;
    }

    /**
     * Define the various smarty plugins handled by this class
     *
     * @return an array of smarty plugin descriptors
     */
    public function getPluginDescriptors()
    {
        return array(
            new SmartyPluginDescriptor('modifier', 'assertType', $this, 'assertTypeModifier'),
        );
    }
}
