public function testSendHeadersMergesApplicationAndProblemHttpHeaders()
{
$appResponse = new HttpResponse();
$appResponse->getHeaders()->addHeaderLine('Access-Control-Allow-Origin', '*');
$listener = new SendApiProblemResponseListener();
$listener->setApplicationResponse($appResponse);
ob_start();
$listener->sendHeaders($this->event);
ob_get_clean();
$headers = $this->response->getHeaders();
$this->assertTrue($headers->has('Access-Control-Allow-Origin'));
}
/**
* @param ContainerInterface $container
* @return SendApiProblemResponseListener
*/
public function __invoke(ContainerInterface $container)
{
$config = $container->get('config');
$displayExceptions = isset($config['view_manager']) && isset($config['view_manager']['display_exceptions']) && $config['view_manager']['display_exceptions'];
$listener = new SendApiProblemResponseListener();
$listener->setDisplayExceptions($displayExceptions);
if ($container->has('Response')) {
$response = $container->get('Response');
if ($response instanceof HttpResponse) {
$listener->setApplicationResponse($response);
}
}
return $listener;
}
/**
* {@inheritDoc}
* @return SendApiProblemResponseListener
*/
public function createService(ServiceLocatorInterface $serviceLocator)
{
$config = $serviceLocator->get('Config');
$displayExceptions = isset($config['view_manager']) && isset($config['view_manager']['display_exceptions']) && $config['view_manager']['display_exceptions'];
$listener = new SendApiProblemResponseListener();
$listener->setDisplayExceptions($displayExceptions);
if ($serviceLocator->has('Response')) {
$response = $serviceLocator->get('Response');
if ($response instanceof HttpResponse) {
$listener->setApplicationResponse($response);
}
}
return $listener;
}
/**
* Send HTTP response headers
*
* If an application response is composed, and is an HTTP response, merges
* its headers with the ApiProblemResponse headers prior to sending them.
*
* @param SendResponseEvent $e
* @return self
*
* @throws \Zend\Http\Exception\InvalidArgumentException
*/
public function sendHeaders(SendResponseEvent $e)
{
$response = $e->getResponse();
if (!$response instanceof ApiProblemResponse) {
return $this;
}
/** @var Request $request */
$request = $this->getMvcEvent()->getRequest();
/** @var Accept $accept */
$accept = $request->getHeader('Accept');
if ($accept instanceof Accept && $accept->hasMediaType('text/xml')) {
$headers = $response->getHeaders();
if ($headers->has('content-type')) {
$contentTypeHeader = $headers->get('content-type');
$headers->removeHeader($contentTypeHeader);
}
$headers->addHeaderLine('content-type', 'text/xml');
if ($this->applicationResponse instanceof HttpResponse) {
$this->mergeHeaders($this->applicationResponse, $response);
}
}
return parent::sendHeaders($e);
}