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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP version 4.0 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2003 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Author: Alexey Borzov <avb@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: Display.php,v 1.6 2006/05/31 08:58:45 avb Exp $
require_once 'HTML/QuickForm/Action.php';
/**
* This action handles the output of the form.
*
* If you want to customize the form display, subclass this class and
* override the _renderForm() method, you don't need to change the perform()
* method itself.
*
* @author Alexey Borzov <avb@php.net>
* @package HTML_QuickForm_Controller
* @version $Revision: 1.6 $
*/
class HTML_QuickForm_Action_Display extends HTML_QuickForm_Action
{
function perform(&$page, $actionName)
{
$pageName = $page->getAttribute('id');
// If the original action was 'display' and we have values in container then we load them
// BTW, if the page was invalid, we should later call validate() to get the errors
list(, $oldName) = $page->controller->getActionName();
if ('display' == $oldName) {
// If the controller is "modal" we should not allow direct access to a page
// unless all previous pages are valid (see also bug #2323)
if ($page->controller->isModal() && !$page->controller->isValid($page->getAttribute('id'))) {
$target =& $page->controller->getPage($page->controller->findInvalid());
return $target->handle('jump');
}
$data =& $page->controller->container();
if (!empty($data['values'][$pageName])) {
$page->loadValues($data['values'][$pageName]);
$validate = false === $data['valid'][$pageName];
}
}
// set "common" defaults and constants
$page->controller->applyDefaults($pageName);
$page->isFormBuilt() or $page->buildForm();
// if we had errors we should show them again
if (isset($validate) && $validate) {
if (PEAR::isError($err = $page->validate())) {
return $err;
}
}
return $this->_renderForm($page);
}
/**
* Actually outputs the form.
*
* If you want to customize the form's appearance (you most certainly will),
* then you should override this method. There is no need to override perform()
*
* @access public
* @param object HTML_QuickForm_Page the page being processed
*/
function _renderForm(&$page)
{
$page->display();
}
}
?>
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