/** * Call web service with the given parameters * @param $params array GET or POST parameters * @return DOMDocument or null in case of error */ function &callWebService($url, &$params, $returnType = XSL_TRANSFORMER_DOCTYPE_DOM, $method = 'GET') { // Create a request $webServiceRequest = new WebServiceRequest($url, $params, $method); // Configure and call the web service $xmlWebService = new XmlWebService(); $xmlWebService->setReturnType($returnType); $result =& $xmlWebService->call($webServiceRequest); if (is_null($result)) { // Construct a helpful error message including // the offending webservice url for get requests. $webserviceUrl = $url; if ($method == 'GET') { $keyValuePairs = array(); foreach ($params as $key => $value) { $keyValuePairs[] = $key . '=' . $value; } $webserviceUrl .= '?' . implode('&', $keyValuePairs); } $translationParams = array('filterName' => $this->getDisplayName(), 'webserviceUrl' => $webserviceUrl, 'httpMethod' => $method); $this->addError(__('submission.citations.filter.webserviceError', $translationParams)); } return $result; }
/** * Call web service with the given parameters * @param $params array GET or POST parameters * @return DOMDocument or null in case of error */ function &callWebService($url, &$params, $returnType = XSL_TRANSFORMER_DOCTYPE_DOM, $method = 'GET') { // Create a request $webServiceRequest = new WebServiceRequest($url, $params, $method); // Configure and call the web service $xmlWebService = new XmlWebService(); $xmlWebService->setReturnType($returnType); $result =& $xmlWebService->call($webServiceRequest); return $result; }