/**
* Perform the request and get the response XML for a given request
* @return Response|\SimpleXMLElement Returns SimpleXMLElement when response class is omitted
* @throws \SimpleUPS\Api\InvalidResponseException
* @throws \SimpleUPS\Api\RequestFailedException
* @throws \SimpleUPS\Api\ResponseErrorException
* @throws \SimpleUPS\Api\MissingParameterException
*/
public function sendRequest()
{
try {
$xml = $this->buildXml();
} catch (\SimpleUPS\Api\MissingParameterException $e) {
throw new \SimpleUPS\Api\MissingParameterException($e->getMessage());
}
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $this->getUrl());
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_TIMEOUT, $this->timeout);
curl_setopt($ch, CURLOPT_POSTFIELDS, $xml);
$result = curl_exec($ch);
if (curl_errno($ch)) {
throw new \SimpleUPS\Api\RequestFailedException('#' . curl_errno($ch) . ': ' . curl_error($ch));
} else {
$returnCode = (int) curl_getinfo($ch, CURLINFO_HTTP_CODE);
if ($returnCode != 200) {
throw new \SimpleUPS\Api\RequestFailedException('Request returned header: ' . $returnCode);
}
}
curl_close($ch);
if ($this->getDebug()) {
UPS::$request = $this;
$dom = new \DOMDocument();
$dom->preserveWhiteSpace = false;
$dom->formatOutput = true;
//if xml fails to load, still record the response even if it's not formatted
if ($dom->loadXML($result)) {
UPS::$response = $dom->saveXML();
} else {
UPS::$response = $result;
}
}
try {
$xml = new \SimpleXMLElement($result);
if ($xml === false) {
throw new \Exception();
}
} catch (\Exception $e) {
throw new \SimpleUPS\Api\InvalidResponseException('Unable to parse XML response');
}
$this->handleResponseErrors($xml);
if ($this->responseClass === false) {
return $xml;
}
$response = new $this->responseClass();
$response->fromXml($xml);
return $response;
}
