Files
crypto/backend/api/common/Middleware/CORS.php
2021-06-28 23:15:13 -04:00

39 lines
1.4 KiB
PHP

<?php
namespace ProVM\Crypto\Common\Middleware;
use Psr\Http\Message\ResponseInterface as Response;
use Psr\Http\Message\ServerRequestInterface as Request;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface as Handler;
use Slim\Routing\RouteContext;
final class CORS implements MiddlewareInterface
{
/**
* Invoke middleware.
*
* @param ServerRequestInterface $request The request
* @param RequestHandlerInterface $handler The handler
*
* @return ResponseInterface The response
*/
public function process(Request $request, Handler $handler): Response {
$routeContext = RouteContext::fromRequest($request);
$routingResults = $routeContext->getRoutingResults();
$methods = $routingResults->getAllowedMethods();
$requestHeaders = $request->getHeaderLine('Access-Control-Request-Headers');
$response = $handler->handle($request);
/*$response = $response
->withHeader('Access-Control-Allow-Origin', '*')
->withHeader('Access-Control-Allow-Methods', implode(', ', $methods))
->withHeader('Access-Control-Allow-Headers', $requestHeaders ?: '*');*/
// Optional: Allow Ajax CORS requests with Authorization header
$response = $response->withHeader('Access-Control-Allow-Credentials', 'true');
return $response;
}
}