/**
* Send the response
*
* This method is overridden, it's purpose is to disable the exit call and instead
* just return the error level for unit testing
*
* @param SendResponseEvent $event
* @return int
*/
public function __invoke(SendResponseEvent $event)
{
$response = $event->getResponse();
if ($response instanceof Response) {
$this->sendContent($event);
$errorLevel = (int) $response->getMetadata('errorLevel', 0);
$event->stopPropagation(true);
return $errorLevel;
}
}
/**
* Send php environment response
*
* @param SendResponseEvent $event
* @return PhpEnvironmentResponseSender
*/
public function __invoke(SendResponseEvent $event)
{
$response = $event->getResponse();
if (!$response instanceof Response) {
return $this;
}
$this->sendHeaders($event)->sendContent($event);
$event->stopPropagation(true);
return $this;
}
/**
* @param SendResponseEvent $event
* @return $this
*/
public function __invoke(SendResponseEvent $event)
{
$response = $event->getResponse();
if (!class_exists('tidy') || !$response instanceof Response || $response->getHeaders()->count() > 0 || $this->xmlHttpRequest) {
return $this;
}
$this->sendHeaders($event)->sendContent($event);
$event->stopPropagation(true);
return $this;
}
/**
* Send HTTP headers
*
* @param SendResponseEvent $event
* @return self
*/
public function sendHeaders(SendResponseEvent $event)
{
if (headers_sent() || $event->headersSent()) {
return $this;
}
$response = $event->getResponse();
foreach ($response->getHeaders() as $header) {
if ($header instanceof MultipleHeaderInterface) {
header($header->toString(), false);
continue;
}
header($header->toString());
}
$status = $response->renderStatusLine();
header($status);
$event->setHeadersSent();
return $this;
}
/**
* 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);
}