Source for file clear.php

<?php
/* vim: set number autoindent tabstop=2 shiftwidth=2 softtabstop=2: */
 
/**
* Clear action
*
* PHP versions 4 and 5
*
* LICENSE: This source file is subject to version 3.0 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_0.txt.  If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to license@php.net so we can mail you a copy immediately.
*
* @category   HTML
* @package    HTML_QuickForm_Wizard
* @author     Fabio Ambrosanio <fabio@ambrosanio.com>
* @license    http://www.php.net/license/3_01.txt  PHP
* @version    @package_version@
*
*  $Id: clear.php,v 1.1 2006/12/09 15:05:56 fabamb Exp $
*/
 
require_once 'HTML/QuickForm/Action/Jump.php';
 
/**
 * This class implements "clear" action that is to empty form's data insede the container
 *
 */
class HTML_QuickForm_Wizard_clear extends HTML_QuickForm_Action_Jump
{
    function ClearPage()
    {
    }
 
    function perform(&$page, $actionName)
    {
        $pageName = $page->getAttribute('id');
        $data =& $page->controller->container();
        $data['values'][$pageName] = array();
        $data['valid'][$pageName] = false;
 
        // generate the URL for the page 'display' event and redirect to it
        $current =& $page->controller->getPage($pageName);
        $action = $current->getAttribute('action');
        $url    = $action . (false === strpos($action, '?')? '?': '&') .
                  $current->getButtonName('display') . '=true' .
                  ((!defined('SID') || '' == SID)? '': '&' . SID);
        print "<meta http-equiv='refresh' content='" . $this->pause . ";URL=$url'>";
        exit;
    }
}
?>