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<?php |
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/** |
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* Controller invoker |
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* User: moyo |
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* Date: 2018/5/29 |
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* Time: 12:15 PM |
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*/ |
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namespace Carno\Web\Handlers; |
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use Carno\Chain\Layered; |
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use function Carno\Coroutine\async; |
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use Carno\Coroutine\Context; |
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use function Carno\Coroutine\race; |
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use function Carno\Coroutine\timeout; |
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use Carno\HTTP\Server\Connection; |
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use Carno\HTTP\Standard\Response; |
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use Carno\HTTP\Standard\ServerRequest; |
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use Carno\Promise\Promised; |
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use Carno\Web\Chips\Server\BodyParser; |
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use Carno\Web\Dispatcher; |
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use Carno\Web\Exception\HTTPException; |
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use Carno\Web\Options; |
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use Throwable; |
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class IngressWrapper implements Layered |
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{ |
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use BodyParser; |
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/** |
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* operated connection |
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*/ |
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public const CONNECTION = 'http-session'; |
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/** |
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* request/response for connection |
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*/ |
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public const REQUESTING = 'http-request'; |
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public const RESPONDING = 'http-response'; |
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/** |
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* @var Dispatcher |
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*/ |
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private $dispatcher = null; |
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/** |
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* @var Options |
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*/ |
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private $options = null; |
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/** |
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* IngressWrapper constructor. |
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* @param Dispatcher $dispatcher |
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* @param Options $options |
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*/ |
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public function __construct(Dispatcher $dispatcher, Options $options = null) |
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{ |
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$this->dispatcher = $dispatcher; |
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$this->options = $options ?? new Options; |
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} |
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/** |
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* @param Connection $ingress |
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* @param Context $ctx |
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* @return Promised |
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*/ |
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public function inbound($ingress, Context $ctx) : Promised |
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{ |
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$ctx->set(self::CONNECTION, $ingress); |
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$ctx->set(self::REQUESTING, $request = $ingress->request()); |
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$this->parsedBody($request); |
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return race(async(function (ServerRequest $sr) { |
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return $this->dispatcher->invoke($sr); |
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}, $ctx, $request), timeout($this->options->ttExec)); |
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} |
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/** |
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* @param Response $response |
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* @param Context $ctx |
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* @return Response |
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*/ |
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public function outbound($response, Context $ctx) : Response |
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{ |
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$ctx->set(self::RESPONDING, $response); |
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return $response; |
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} |
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/** |
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* @param Throwable $e |
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* @param Context $ctx |
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*/ |
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public function exception(Throwable $e, Context $ctx) : void |
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{ |
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if ($e instanceof HTTPException) { |
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$response = new Response($e->getCode(), [], $e->getMessage()); |
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} else { |
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$response = new Response(500, [], get_class($e)); |
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} |
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$this->outbound($response, $ctx); |
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throw $e; |
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} |
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} |
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carno-php /
web
