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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
* @subpackage Zend_InfoCard_Xml
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Assertion.php 16214 2009-06-21 19:34:03Z thomas $
*/
/**
* Zend_InfoCard_Xml_Assertion_Interface
*/
require_once 'Zend/InfoCard/Xml/Assertion/Interface.php';
/**
* Factory object to retrieve an Assertion object based on the type of XML document provided
*
* @category Zend
* @package Zend_InfoCard
* @subpackage Zend_InfoCard_Xml
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
final class Zend_InfoCard_Xml_Assertion
{
/**
* The namespace for a SAML-formatted Assertion document
*/
const TYPE_SAML = 'urn:oasis:names:tc:SAML:1.0:assertion';
/**
* Constructor (disabled)
*
* @return void
*/
private function __construct()
{
}
/**
* Returns an instance of a InfoCard Assertion object based on the XML data provided
*
* @throws Zend_InfoCard_Xml_Exception
* @param string $xmlData The XML-Formatted Assertion
* @return Zend_InfoCard_Xml_Assertion_Interface
* @throws Zend_InfoCard_Xml_Exception
*/
static public function getInstance($xmlData)
{
if($xmlData instanceof Zend_InfoCard_Xml_Element) {
$strXmlData = $xmlData->asXML();
} else if (is_string($xmlData)) {
$strXmlData = $xmlData;
} else {
require_once 'Zend/InfoCard/Xml/Exception.php';
throw new Zend_InfoCard_Xml_Exception("Invalid Data provided to create instance");
}
$sxe = simplexml_load_string($strXmlData);
$namespaces = $sxe->getDocNameSpaces();
foreach($namespaces as $namespace) {
switch($namespace) {
case self::TYPE_SAML:
include_once 'Zend/InfoCard/Xml/Assertion/Saml.php';
return simplexml_load_string($strXmlData, 'Zend_InfoCard_Xml_Assertion_Saml', null);
}
}
require_once 'Zend/InfoCard/Xml/Exception.php';
throw new Zend_InfoCard_Xml_Exception("Unable to determine Assertion type by Namespace");
}
}
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