/**
* Send HTTP response
*
* If this is a redirect response, send the response and stop the transport handler chain.
*
* @link: https://en.wikipedia.org/wiki/Meta_refresh
*
* @param DispatcherResponseInterface $response
* @return boolean
*/
public function send(DispatcherResponseInterface $response)
{
if ($response->isRedirect()) {
$session = $response->getUser()->getSession();
//Set the messages into the session
$messages = $response->getMessages();
if (count($messages)) {
//Auto start the session if it's not active.
if (!$session->isActive()) {
$session->start();
}
$session->getContainer('message')->add($messages);
}
//Set the redirect into the response
$format = $response->getRequest()->getFormat();
if ($format == 'json') {
array_unshift($messages, sprintf('Redirecting to %1$s', $response->getHeaders()->get('Location')));
$response->setContent(json_encode(array('messages' => $messages)), 'application/json');
}
if ($format == 'html') {
$response->setContent(sprintf('<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<noscript>
<meta http-equiv="refresh" content="1;url=%1$s" />
</noscript>
<title>Redirecting to %1$s</title>
</head>
<body onload="window.location = \'%1$s\'">
Redirecting to <a href="%1$s">%1$s</a>.
</body>
</html>', htmlspecialchars($response->getHeaders()->get('Location'), ENT_QUOTES, 'UTF-8')), 'text/html');
}
return parent::send($response);
}
}
/**
* Send HTTP headers
*
* @param DispatcherResponseInterface $response
* @throws \RuntimeException If the headers have already been send
* @return DispatcherResponseTransportAbstract
*/
public function sendHeaders(DispatcherResponseInterface $response)
{
if (!headers_sent($file, $line)) {
//Send the status header
header(sprintf('HTTP/%s %d %s', $response->getVersion(), $response->getStatusCode(), $response->getStatusMessage()));
//Send the other headers
$headers = explode("\r\n", trim((string) $response->getHeaders()));
foreach ($headers as $header) {
header($header, false);
}
} else {
throw new \RuntimeException(sprintf('Headers already send (output started at %s:%s', $file, $line));
}
return $this;
}
