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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* 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 license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Controller
* @subpackage Zend_Controller_Action_Helper
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: AjaxContext.php 20096 2010-01-06 02:05:09Z bkarwin $
*/
/**
* @see Zend_Controller_Action_Helper_ContextSwitch
*/
require_once 'Zend/Controller/Action/Helper/ContextSwitch.php';
/**
* Simplify AJAX context switching based on requested format
*
* @uses Zend_Controller_Action_Helper_Abstract
* @category Zend
* @package Zend_Controller
* @subpackage Zend_Controller_Action_Helper
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Controller_Action_Helper_AjaxContext extends Zend_Controller_Action_Helper_ContextSwitch
{
/**
* Controller property to utilize for context switching
* @var string
*/
protected $_contextKey = 'ajaxable';
/**
* Constructor
*
* Add HTML context
*
* @return void
*/
public function __construct()
{
parent::__construct();
$this->addContext('html', array('suffix' => 'ajax'));
}
/**
* Initialize AJAX context switching
*
* Checks for XHR requests; if detected, attempts to perform context switch.
*
* @param string $format
* @return void
*/
public function initContext($format = null)
{
$this->_currentContext = null;
if (!$this->getRequest()->isXmlHttpRequest()) {
return;
}
return parent::initContext($format);
}
}
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