| /** | |
| * Action handler for a 'back' button of wizard-type multipage form | |
| * | |
| * PHP version 5 | |
| * | |
| * LICENSE: | |
| * | |
| * Copyright (c) 2006-2010, Alexey Borzov <avb@php.net>, | |
| * Bertrand Mansion <golgote@mamasam.com> | |
| * All rights reserved. | |
| * | |
| * Redistribution and use in source and binary forms, with or without | |
| * modification, are permitted provided that the following conditions | |
| * are met: | |
| * | |
| * * Redistributions of source code must retain the above copyright | |
| * notice, this list of conditions and the following disclaimer. | |
| * * Redistributions in binary form must reproduce the above copyright | |
| * notice, this list of conditions and the following disclaimer in the | |
| * documentation and/or other materials provided with the distribution. | |
| * * The names of the authors may not be used to endorse or promote products | |
| * derived from this software without specific prior written permission. | |
| * | |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS | |
| * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR | |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| * | |
| * @category HTML | |
| * @package HTML_QuickForm2 | |
| * @author Alexey Borzov <avb@php.net> | |
| * @author Bertrand Mansion <golgote@mamasam.com> | |
| * @license http://opensource.org/licenses/bsd-license.php New BSD License | |
| * @version SVN: $Id: Back.php 293411 2010-01-11 16:51:32Z avb $ | |
| * @link http://pear.php.net/package/HTML_QuickForm2 | |
| */ | |
| /** Interface for Controller action handlers */ | |
| // require_once 'HTML/QuickForm2/Controller/Action.php'; | |
| /** | |
| * Action handler for a 'back' button of wizard-type multipage form | |
| * | |
| * @category HTML | |
| * @package HTML_QuickForm2 | |
| * @author Alexey Borzov <avb@php.net> | |
| * @author Bertrand Mansion <golgote@mamasam.com> | |
| * @version Release: @package_version@ | |
| */ | |
| class HTML_QuickForm2_Controller_Action_Back | |
| implements HTML_QuickForm2_Controller_Action | |
| { | |
| public function perform(HTML_QuickForm2_Controller_Page $page, $name) | |
| { | |
| $page->storeValues(!$page->getController()->isWizard()); | |
| // go to the previous page if one is available | |
| // we don't check validation status here, 'jump' handler should | |
| if ($previous = $page->getController()->previousPage($page)) { | |
| return $previous->handle('jump'); | |
| } else { | |
| return $page->handle('jump'); | |
| } | |
| } | |
| } | |