<?php
/**
 * 2014 - 2023 Watt Is It
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the MIT License X11
 * that is bundled with this package in the file LICENSE.md.
 * It is also available through the world-wide-web at this URL:
 * https://opensource.org/licenses/mit-license.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to contact@paygreen.fr so we can send you a copy immediately.
 *
 * @author    PayGreen <contact@paygreen.fr>
 * @copyright 2014 - 2023 Watt Is It
 * @license   https://opensource.org/licenses/mit-license.php MIT License X11
 * @version   1.3.7
 *
 */

/**
 * Smarty Method ClearConfig
 *
 * Smarty::clearConfig() method
 *
 * @package    Smarty
 * @subpackage PluginsInternal
 * @author     Uwe Tews
 */
class Smarty_Internal_Method_ClearConfig
{
    /**
     * Valid for all objects
     *
     * @var int
     */
    public $objMap = 7;

    /**
     * clear a single or all config variables
     *
     * @api  Smarty::clearConfig()
     * @link http://www.smarty.net/docs/en/api.clear.config.tpl
     *
     * @param \Smarty_Internal_Data|\Smarty_Internal_Template|\Smarty $data
     * @param string|null                                             $name variable name or null
     *
     * @return \Smarty_Internal_Data|\Smarty_Internal_Template|\Smarty
     */
    public function clearConfig(Smarty_Internal_Data $data, $name = null)
    {
        if (isset($name)) {
            unset($data->config_vars[ $name ]);
        } else {
            $data->config_vars = array();
        }
        return $data;
    }
}
