BeSimpleSoap/src/BeSimple/SoapClient/SoapClient.php
Andreas Schamberger 98a916957c fix file header
2011-10-16 17:18:35 +02:00

268 lines
8.4 KiB
PHP

<?php
/*
* This file is part of the BeSimpleSoapClient.
*
* (c) Christian Kerl <christian-kerl@web.de>
* (c) Francis Besset <francis.besset@gmail.com>
*
* This source file is subject to the MIT license that is bundled
* with this source code in the file LICENSE.
*/
namespace BeSimple\SoapClient;
/**
* Extended SoapClient that uses a a cURL wrapper for all underlying HTTP
* requests in order to use proper authentication for all requests. This also
* adds NTLM support. A custom WSDL downloader resolves remote xsd:includes and
* allows caching of all remote referenced items.
*
* @author Andreas Schamberger
*/
class SoapClient extends \SoapClient
{
/**
* Last request headers.
*
* @var string
*/
private $lastRequestHeaders = '';
/**
* Last request.
*
* @var string
*/
private $lastRequest = '';
/**
* Last response headers.
*
* @var string
*/
private $lastResponseHeaders = '';
/**
* Last response.
*
* @var string
*/
private $lastResponse = '';
/**
* Copy of the parent class' options array
*
* @var array(string=>mixed)
*/
protected $options = array();
/**
* Path to WSDL (cache) file.
*
* @var string
*/
private $wsdlFile = null;
/**
* Extended constructor that saves the options as the parent class'
* property is private.
*
* @param string $wsdl
* @param array(string=>mixed) $options
*/
public function __construct($wsdl, array $options = array(), TypeConverterCollection $converters = null)
{
// we want the exceptions option to be set
$options['exceptions'] = true;
// set custom error handler that converts all php errors to ErrorExceptions
Helper::setCustomErrorHandler();
// we want to make sure we have the soap version to rely on it later
if (!isset($options['soap_version'])) {
$options['soap_version'] = SOAP_1_1;
}
// we want to make sure we have the features option
if (!isset($options['features'])) {
$options['features'] = 0;
}
// set default option to resolve xsd includes
if (!isset($options['resolve_xsd_includes'])) {
$options['resolve_xsd_includes'] = true;
}
// add type converters from TypeConverterCollection
if (!is_null($converters)) {
$convertersTypemap = $converters->getTypemap();
if (isset($options['typemap'])) {
$options['typemap'] = array_merge($options['typemap'], $convertersTypemap);
} else {
$options['typemap'] = $convertersTypemap;
}
}
// store local copy as ext/soap's property is private
$this->options = $options;
// disable obsolete trace option for native SoapClient as we need to do our own tracing anyways
$options['trace'] = false;
// disable WSDL caching as we handle WSDL caching for remote URLs ourself
$options['cache_wsdl'] = WSDL_CACHE_NONE;
// load WSDL and run parent constructor
// can't be loaded later as we need it already in the parent constructor
$this->wsdlFile = $this->loadWsdl($wsdl);
parent::__construct($this->wsdlFile, $options);
}
/**
* Perform HTTP request with cURL.
*
* @param string $request
* @param string $location
* @param string $action
* @return string
*/
private function __doHttpRequest($request, $location, $action)
{
// $request is if unmodified from SoapClient not a php string type!
$request = (string)$request;
if ($this->options['soap_version'] == SOAP_1_2) {
$headers = array(
'Content-Type: application/soap+xml; charset=utf-8',
);
} else {
$headers = array(
'Content-Type: text/xml; charset=utf-8',
);
}
// add SOAPAction header
$headers[] = 'SOAPAction: "' . $action . '"';
// new curl object for request
$curl = new Curl($this->options);
// execute request
$responseSuccessfull = $curl->exec($location, $request, $headers);
// tracing enabled: store last request header and body
if (isset($this->options['trace']) && $this->options['trace'] === true) {
$this->lastRequestHeaders = $curl->getRequestHeaders();
$this->lastRequest = $request;
}
// in case of an error while making the http request throw a soapFault
if ($responseSuccessfull === false) {
// get error message from curl
$faultstring = $curl->getErrorMessage();
// destruct curl object
unset($curl);
throw new \SoapFault('HTTP', $faultstring);
}
// tracing enabled: store last response header and body
if (isset($this->options['trace']) && $this->options['trace'] === true) {
$this->lastResponseHeaders = $curl->getResponseHeaders();
$this->lastResponse = $curl->getResponseBody();
}
$response = $curl->getResponseBody();
// check if we do have a proper soap status code (if not soapfault)
// // TODO
// $responseStatusCode = $curl->getResponseStatusCode();
// if ($responseStatusCode >= 400) {
// $isError = 0;
// $response = trim($response);
// if (strlen($response) == 0) {
// $isError = 1;
// } else {
// $contentType = $curl->getResponseContentType();
// if ($contentType != 'application/soap+xml'
// && $contentType != 'application/soap+xml') {
// if (strncmp($response , "<?xml", 5)) {
// $isError = 1;
// }
// }
// }
// if ($isError == 1) {
// throw new \SoapFault('HTTP', $curl->getResponseStatusMessage());
// }
// } elseif ($responseStatusCode != 200 && $responseStatusCode != 202) {
// $dom = new \DOMDocument('1.0');
// $dom->loadXML($response);
// if ($dom->getElementsByTagNameNS($dom->documentElement->namespaceURI, 'Fault')->length == 0) {
// throw new \SoapFault('HTTP', 'HTTP response status must be 200 or 202');
// }
// }
// destruct curl object
unset($curl);
return $response;
}
/**
* Custom request method to be able to modify the SOAP messages.
*
* @param string $request
* @param string $location
* @param string $action
* @param int $version
* @param int $one_way 0|1
* @return string
*/
public function __doRequest($request, $location, $action, $version, $one_way = 0)
{
// http request
$response = $this->__doHttpRequest($request, $location, $action);
// return SOAP response to ext/soap
return $response;
}
/**
* Get last request HTTP headers.
*
* @return string
*/
public function __getLastRequestHeaders()
{
return $this->lastRequestHeaders;
}
/**
* Get last request HTTP body.
*
* @return string
*/
public function __getLastRequest()
{
return $this->lastRequest;
}
/**
* Get last response HTTP headers.
*
* @return string
*/
public function __getLastResponseHeaders()
{
return $this->lastResponseHeaders;
}
/**
* Get last response HTTP body.
*
* @return string
*/
public function __getLastResponse()
{
return $this->lastResponse;
}
/**
* Downloads WSDL files with cURL. Uses all SoapClient options for
* authentication. Uses the WSDL_CACHE_* constants and the 'soap.wsdl_*'
* ini settings. Does only file caching as SoapClient only supports a file
* name parameter.
*
* @param string $wsdl
* @return string
*/
private function loadWsdl($wsdl)
{
$wsdlDownloader = new WsdlDownloader($this->options);
try {
$cacheFileName = $wsdlDownloader->download($wsdl);
} catch (\RuntimeException $e) {
throw new \SoapFault('WSDL', "SOAP-ERROR: Parsing WSDL: Couldn't load from '" . $wsdl . "' : failed to load external entity \"" . $wsdl . "\"");
}
return $cacheFileName;
}
}