1 <?php

     2 /**

     3  * Zend Framework

     4  *

     5  * LICENSE

     6  *

     7  * This source file is subject to the new BSD license that is bundled

     8  * with this package in the file LICENSE.txt.

     9  * It is also available through the world-wide-web at this URL:

    10  * http://framework.zend.com/license/new-bsd

    11  * If you did not receive a copy of the license and are unable to

    12  * obtain it through the world-wide-web, please send an email

    13  * to license@zend.com so we can send you a copy immediately.

    14  *

    15  * @category   Zend

    16  * @package    Zend_InfoCard

    17  * @subpackage Zend_InfoCard_Xml

    18  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    19  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    20  * @version    $Id: EncryptedData.php 20096 2010-01-06 02:05:09Z bkarwin $

    21  */

    22 

    23 /**

    24  * A factory class for producing Zend_InfoCard_Xml_EncryptedData objects based on

    25  * the type of XML document provided

    26  *

    27  * @category   Zend

    28  * @package    Zend_InfoCard

    29  * @subpackage Zend_InfoCard_Xml

    30  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    31  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    32  */

    33 final class Zend_InfoCard_Xml_EncryptedData

    34 {

    35     /**

    36      * Constructor (disabled)

    37      *

    38      * @return void

    39      */

    40     private function __construct()

    41     {

    42     }

    43 

    44     /**

    45      * Returns an instance of the class

    46      *

    47      * @param string $xmlData The XML EncryptedData String

    48      * @return Zend_InfoCard_Xml_EncryptedData_Abstract

    49      * @throws Zend_InfoCard_Xml_Exception

    50      */

    51     static public function getInstance($xmlData)

    52     {

    53 

    54         if($xmlData instanceof Zend_InfoCard_Xml_Element) {

    55             $strXmlData = $xmlData->asXML();

    56         } else if (is_string($xmlData)) {

    57             $strXmlData = $xmlData;

    58         } else {

    59             require_once 'Zend/InfoCard/Xml/Exception.php';

    60             throw new Zend_InfoCard_Xml_Exception("Invalid Data provided to create instance");

    61         }

    62 

    63         $sxe = simplexml_load_string($strXmlData);

    64 

    65         switch($sxe['Type']) {

    66             case 'http://www.w3.org/2001/04/xmlenc#Element':

    67                 include_once 'Zend/InfoCard/Xml/EncryptedData/XmlEnc.php';

    68                 return simplexml_load_string($strXmlData, 'Zend_InfoCard_Xml_EncryptedData_XmlEnc');

    69             default:

    70                 require_once 'Zend/InfoCard/Xml/Exception.php';

    71                 throw new Zend_InfoCard_Xml_Exception("Unknown EncryptedData type found");

    72                 break;

    73         }

    74     }

    75 }