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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_InfoCard
* @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: XmlDSig.php 20096 2010-01-06 02:05:09Z bkarwin $
*/
/**
* Zend_InfoCard_Xml_KeyInfo_Abstract
*/
require_once 'Zend/InfoCard/Xml/KeyInfo/Abstract.php';
/**
* Zend_InfoCard_Xml_EncryptedKey
*/
require_once 'Zend/InfoCard/Xml/EncryptedKey.php';
/**
* Zend_InfoCard_Xml_KeyInfo_Interface
*/
require_once 'Zend/InfoCard/Xml/KeyInfo/Interface.php';
/**
* Represents a Xml Digital Signature XML Data Block
*
* @category Zend
* @package Zend_InfoCard
* @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_InfoCard_Xml_KeyInfo_XmlDSig
extends Zend_InfoCard_Xml_KeyInfo_Abstract
implements Zend_InfoCard_Xml_KeyInfo_Interface
{
/**
* Returns an instance of the EncryptedKey Data Block
*
* @throws Zend_InfoCard_Xml_Exception
* @return Zend_InfoCard_Xml_EncryptedKey
*/
public function getEncryptedKey()
{
$this->registerXPathNamespace('e', 'http://www.w3.org/2001/04/xmlenc#');
list($encryptedkey) = $this->xpath('//e:EncryptedKey');
if(!($encryptedkey instanceof Zend_InfoCard_Xml_Element)) {
throw new Zend_InfoCard_Xml_Exception("Failed to retrieve encrypted key");
}
return Zend_InfoCard_Xml_EncryptedKey::getInstance($encryptedkey);
}
/**
* Returns the KeyInfo Block within the encrypted key
*
* @return Zend_InfoCard_Xml_KeyInfo_Default
*/
public function getKeyInfo()
{
return $this->getEncryptedKey()->getKeyInfo();
}
}
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