1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
<?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
* @subpackage Zend_InfoCard_Xml_Security
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: EnvelopedSignature.php 9094 2008-03-30 18:36:55Z thomas $
*/
/**
* A object implementing the EnvelopedSignature XML Transform
*
* @category Zend
* @package Zend_InfoCard
* @subpackage Zend_InfoCard_Xml_Security
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_InfoCard_Xml_Security_Transform_EnvelopedSignature
{
/**
* Transforms the XML Document according to the EnvelopedSignature Transform
*
* @throws Exception
* @param string $strXMLData The input XML data
* @return string the transformed XML data
*/
public function transform($strXMLData)
{
$sxe = simplexml_load_string($strXMLData);
$sxe->registerXPathNamespace('ds', 'http://www.w3.org/2000/09/xmldsig#');
list($signature) = $sxe->xpath("//ds:Signature");
if(!isset($signature)) {
SimpleSAML_Logger::debug("Unable to locate Signature Block for EnvelopedSignature Transform");
}
$transformed_xml = str_replace($signature->asXML(), "", $sxe->asXML());
return $transformed_xml;
}
}
|
