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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
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/**
* Zend_XmlRpc_Value
*/
require_once 'Zend/XmlRpc/Value.php';
/**
* Zend_XmlRpc_Fault
*/
require_once 'Zend/XmlRpc/Fault.php';
/**
* XmlRpc Response
*
* Container for accessing an XMLRPC return value and creating the XML response.
*
* @category Zend
* @package Zend_XmlRpc
* @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: Response.php 16208 2009-06-21 19:19:26Z thomas $
*/
class Zend_XmlRpc_Response
{
/**
* Return value
* @var mixed
*/
protected $_return;
/**
* Return type
* @var string
*/
protected $_type;
/**
* Response character encoding
* @var string
*/
protected $_encoding = 'UTF-8';
/**
* Fault, if response is a fault response
* @var null|Zend_XmlRpc_Fault
*/
protected $_fault = null;
/**
* Constructor
*
* Can optionally pass in the return value and type hinting; otherwise, the
* return value can be set via {@link setReturnValue()}.
*
* @param mixed $return
* @param string $type
* @return void
*/
public function __construct($return = null, $type = null)
{
$this->setReturnValue($return, $type);
}
/**
* Set encoding to use in response
*
* @param string $encoding
* @return Zend_XmlRpc_Response
*/
public function setEncoding($encoding)
{
$this->_encoding = $encoding;
return $this;
}
/**
* Retrieve current response encoding
*
* @return string
*/
public function getEncoding()
{
return $this->_encoding;
}
/**
* Set the return value
*
* Sets the return value, with optional type hinting if provided.
*
* @param mixed $value
* @param string $type
* @return void
*/
public function setReturnValue($value, $type = null)
{
$this->_return = $value;
$this->_type = (string) $type;
}
/**
* Retrieve the return value
*
* @return mixed
*/
public function getReturnValue()
{
return $this->_return;
}
/**
* Retrieve the XMLRPC value for the return value
*
* @return Zend_XmlRpc_Value
*/
protected function _getXmlRpcReturn()
{
return Zend_XmlRpc_Value::getXmlRpcValue($this->_return);
}
/**
* Is the response a fault response?
*
* @return boolean
*/
public function isFault()
{
return $this->_fault instanceof Zend_XmlRpc_Fault;
}
/**
* Returns the fault, if any.
*
* @return null|Zend_XmlRpc_Fault
*/
public function getFault()
{
return $this->_fault;
}
/**
* Load a response from an XML response
*
* Attempts to load a response from an XMLRPC response, autodetecting if it
* is a fault response.
*
* @param string $response
* @return boolean True if a valid XMLRPC response, false if a fault
* response or invalid input
*/
public function loadXml($response)
{
if (!is_string($response)) {
$this->_fault = new Zend_XmlRpc_Fault(650);
$this->_fault->setEncoding($this->getEncoding());
return false;
}
try {
$xml = @new SimpleXMLElement($response);
} catch (Exception $e) {
// Not valid XML
$this->_fault = new Zend_XmlRpc_Fault(651);
$this->_fault->setEncoding($this->getEncoding());
return false;
}
if (!empty($xml->fault)) {
// fault response
$this->_fault = new Zend_XmlRpc_Fault();
$this->_fault->setEncoding($this->getEncoding());
$this->_fault->loadXml($response);
return false;
}
if (empty($xml->params)) {
// Invalid response
$this->_fault = new Zend_XmlRpc_Fault(652);
$this->_fault->setEncoding($this->getEncoding());
return false;
}
try {
if (!isset($xml->params) || !isset($xml->params->param) || !isset($xml->params->param->value)) {
throw new Zend_XmlRpc_Value_Exception('Missing XML-RPC value in XML');
}
$valueXml = $xml->params->param->value->asXML();
$valueXml = preg_replace('/<\?xml version=.*?\?>/i', '', $valueXml);
$value = Zend_XmlRpc_Value::getXmlRpcValue(trim($valueXml), Zend_XmlRpc_Value::XML_STRING);
} catch (Zend_XmlRpc_Value_Exception $e) {
$this->_fault = new Zend_XmlRpc_Fault(653);
$this->_fault->setEncoding($this->getEncoding());
return false;
}
$this->setReturnValue($value->getValue());
return true;
}
/**
* Return response as XML
*
* @return string
*/
public function saveXML()
{
$value = $this->_getXmlRpcReturn();
$valueDOM = new DOMDocument('1.0', $this->getEncoding());
$valueDOM->loadXML($value->saveXML());
$dom = new DOMDocument('1.0', $this->getEncoding());
$response = $dom->appendChild($dom->createElement('methodResponse'));
$params = $response->appendChild($dom->createElement('params'));
$param = $params->appendChild($dom->createElement('param'));
$param->appendChild($dom->importNode($valueDOM->documentElement, true));
return $dom->saveXML();
}
/**
* Return XML response
*
* @return string
*/
public function __toString()
{
return $this->saveXML();
}
}
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