/**
* @param string $url
* @return RedirectResponse
*/
protected function redirectTo($url)
{
$url = Core::url() . $url;
$content = sprintf('
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<meta http-equiv="refresh" content="1;url=%1$s" />
<title>Redirecting to %1$s</title>
</head>
<body>
Redirecting to <a href="%1$s">%1$s</a>.
</body>
</html>', htmlspecialchars($url, ENT_QUOTES, 'UTF-8'));
$response = new RedirectResponse($url);
$response->getBody()->write($content);
return $response;
}
public function __invoke($request, $response, callable $next = null)
{
if (null === $next) {
return $response;
}
$response = $next($request, $response);
if (isset($this->config['header_handler']['enable']) && $this->config['header_handler']['enable'] === true && !$response instanceof RedirectResponse && !empty($this->config['header_handler']['headers'])) {
$statusCode = $response->getStatusCode();
foreach ($this->config['header_handler']['headers'] as $code => $redirect) {
if (!is_string($redirect)) {
throw new \InvalidArgumentException(sprintf('redirect value for %s must be a string', $code));
}
if ($code === $statusCode) {
$response = new RedirectResponse($redirect);
}
}
}
if ($response instanceof RedirectResponse) {
$allow_not_routed_url = isset($this->config['allow_not_routed_url']) ? $this->config['allow_not_routed_url'] : false;
$exclude_urls = isset($this->config['options']['exclude_urls']) ? $this->config['options']['exclude_urls'] : [];
$exclude_hosts = isset($this->config['options']['exclude_hosts']) ? $this->config['options']['exclude_hosts'] : [];
$uriTarget = $response->getHeader('location')[0];
$uriTargetHost = (new Uri($uriTarget))->getHost();
if (true === $allow_not_routed_url || in_array($uriTarget, $exclude_urls) || in_array($uriTargetHost, $exclude_hosts)) {
return $response;
}
$default_url = isset($this->config['default_url']) ? $this->config['default_url'] : '/';
$currentPath = $request->getUri()->getPath();
$newUri = new Uri($uriTarget);
$request = $request->withUri($newUri);
$uriTargetPath = $newUri->getPath();
$match = $this->router->match($request);
if ($currentPath === $default_url || $uriTarget === $default_url || $uriTargetPath === $default_url) {
return;
}
if ($match->isFailure() || $match->isSuccess() && $uriTargetPath === $currentPath && $uriTarget !== $default_url && $uriTargetPath !== $default_url) {
return $response->withHeader('location', $default_url);
}
}
return $response;
}
