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<?php |
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/** |
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* This file is part of coisa/http. |
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* |
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* (c) Felipe Sayão Lobato Abreu <[email protected]> |
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* |
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* This source file is subject to the license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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declare(strict_types=1); |
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namespace CoiSA\Http\Middleware; |
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use Fig\Http\Message\RequestMethodInterface; |
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use Fig\Http\Message\StatusCodeInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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/** |
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* Class RequestMethodMiddleware |
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* |
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* @package CoiSA\Http\Middleware |
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*/ |
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final class RequestMethodMiddleware implements MiddlewareInterface |
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{ |
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/** |
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* @var string |
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*/ |
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private $method; |
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/** |
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* @var RequestHandlerInterface |
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*/ |
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private $handler; |
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/** |
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* @var MiddlewareInterface |
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*/ |
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private $middleware; |
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/** |
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* RequestMethodMiddleware constructor. |
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* |
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* @param string $method |
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* @param RequestHandlerInterface $handler |
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*/ |
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public function __construct(string $method, RequestHandlerInterface $handler) |
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{ |
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$constant = RequestMethodInterface::class . '::METHOD_' . \strtoupper($method); |
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if (false === \defined($constant)) { |
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throw new \UnexpectedValueException('Invalid HTTP method'); |
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} |
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$this->method = \constant($constant); |
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$this->handler = $handler; |
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$this->middleware = new StatusCodeMiddleware(StatusCodeInterface::STATUS_METHOD_NOT_ALLOWED); |
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} |
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/** |
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* @param ServerRequestInterface $request |
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* @param RequestHandlerInterface $handler |
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* |
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* @return ResponseInterface |
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*/ |
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
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{ |
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if ($this->method !== $request->getMethod()) { |
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return $this->middleware->process($request, $handler); |
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} |
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return $this->handler->handle($request); |
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} |
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} |
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coisa /
http
