Source for file Back.php
Documentation is available at Back.php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
* The action for a 'back' button of wizard-type multipage form.
* LICENSE: This source file is subject to version 3.01 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_01.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.
* @package HTML_QuickForm_Controller
* @author Alexey Borzov <avb@php.net>
* @copyright 2003-2007 The PHP Group
* @license http://www.php.net/license/3_01.txt PHP License 3.01
* @version CVS: $Id: Back.php,v 1.6 2007/05/18 09:34:18 avb Exp $
* @link http://pear.php.net/package/HTML_QuickForm_Controller
* Class representing an action to perform on HTTP request.
require_once 'HTML/QuickForm/Action.php';
* The action for a 'back' button of wizard-type multipage form.
* @package HTML_QuickForm_Controller
* @author Alexey Borzov <avb@php.net>
* @version Release: 1.0.9
function perform(&$page, $actionName)
// save the form values and validation status to the session
$page->isFormBuilt () or $page->buildForm ();
$pageName = $page->getAttribute ('id');
$data = & $page->controller ->container ();
$data['values'][$pageName] = $page->exportValues ();
if (!$page->controller ->isModal ()) {
if (PEAR ::isError ($valid = $page->validate ())) {
$data['valid'][$pageName] = $valid;
// get the previous page and go to it
// we don't check validation status here, 'jump' handler should
if (null === ($prevName = $page->controller ->getPrevName ($pageName))) {
return $page->handle ('jump');
$prev = & $page->controller ->getPage ($prevName);
return $prev->handle ('jump');
Documentation generated on Tue, 22 Jul 2008 08:00:04 -0400 by phpDocumentor 1.4.0. PEAR Logo Copyright © PHP Group 2004.
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