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RequestHandler.php
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72 lines (60 loc) · 1.75 KB
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<?php
namespace HackPHP\Http\Server;
use Swoole\Http\Response;
use InvalidArgumentException;
use Psr\Http\Message\RequestInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Server\MiddlewareInterface;
use HackPHP\Http\Response\ResponseFactory;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\RequestHandlerInterface;
class RequestHandler implements RequestHandlerInterface
{
/**
* Middleware queue.
*
* @var mixed[]
*/
protected array $middlewares = [];
/**
* Swoole HTTP Response.
*
* @var Response
*/
protected Response $swooleResponse;
/**
* Create new RequestHandler.
*
* @param array $middlewares
*/
public function __construct(array $middlewares, Response $response)
{
if (empty($middlewares)) {
throw new InvalidArgumentException('$middlewares cannot be empty');
}
$this->middlewares = $middlewares;
$this->swooleResponse = $response;
}
/**
* @inheritDoc
*/
public function handle(ServerRequestInterface $request): ResponseInterface
{
$middleware = current($this->middlewares);
next($this->middlewares);
if ($middleware instanceof MiddlewareInterface) {
return $middleware->process($request, $this);
}
if ($middleware instanceof RequestHandlerInterface) {
return $middleware->handle($request);
}
if (is_callable($middleware)) {
return $middleware($request, $this);
}
return (new ResponseFactory)->createFromSwoole($this->swooleResponse);
}
public function __invoke(RequestInterface $request): ResponseInterface
{
return $this->handle($request);
}
}