/**
* Send the response content
*
* Sets the composed ApiProblem's flag for including the stack trace in the
* detail based on the display exceptions flag, and then sends content.
*
* @param SendResponseEvent $e
* @return self
*
* @throws \Zend\Config\Exception\RuntimeException
*/
public function sendContent(SendResponseEvent $e)
{
$response = $e->getResponse();
if (!$response instanceof ApiProblemResponse) {
return $this;
}
$response->getApiProblem()->setDetailIncludesStackTrace($this->displayExceptions());
/** @var Request $request */
$request = $this->getMvcEvent()->getRequest();
/** @var Accept $accept */
$accept = $request->getHeader('Accept');
if ($accept instanceof Accept && $accept->hasMediaType('text/xml')) {
$arrayResponse = $response->getApiProblem()->toArray();
$xmlWriter = new XmlWriter();
if (array_key_exists('trace', $arrayResponse)) {
array_walk($arrayResponse['trace'], function (&$item) {
unset($item['args']);
});
}
if (array_key_exists('exception_stack', $arrayResponse)) {
array_walk($arrayResponse['exception_stack'], function (&$item) {
array_walk($item['trace'], function (&$trace) {
unset($trace['args']);
});
});
}
$output = $xmlWriter->processConfig($arrayResponse);
echo $output;
$e->setContentSent();
return $this;
}
return parent::sendHeaders($e);
}
/**
* @param ViewEvent $e
*
* @return null
*
* @throws \Zend\Config\Exception\RuntimeException
* @throws \Zend\Http\Exception\InvalidArgumentException
*/
public function injectResponse(ViewEvent $e)
{
$model = $e->getModel();
if (!$model instanceof ApiProblemModel) {
// Model is not an ApiProblemModel; we cannot handle it here
return null;
}
/** @var Request $request */
$request = $e->getRequest();
/** @var Accept $accept */
$accept = $request->getHeader('Accept');
if (!($accept instanceof Accept && $accept->hasMediaType('text/xml'))) {
return null;
}
$problem = $model->getApiProblem();
$statusCode = $this->getStatusCodeFromApiProblem($problem);
$contentType = 'text/xml';
/** @var Response $response */
$response = $e->getResponse();
$problemData = $problem->toArray();
$xmlWriter = new XmlWriter();
$output = $xmlWriter->processConfig($problemData);
$response->setStatusCode($statusCode);
$response->setContent($output);
$headers = $response->getHeaders();
$headers->addHeaderLine('Content-Type', $contentType);
}