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<?php |
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declare(strict_types=1); |
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namespace Antidot\React\Runner; |
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use Antidot\Application\Http\Middleware\Pipeline; |
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use Antidot\React\CallablePipeline; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use React\EventLoop\LoopInterface; |
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use React\Http\Server; |
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use React\Socket\ServerInterface; |
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use Zend\HttpHandlerRunner\Emitter\EmitterStack; |
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use Zend\HttpHandlerRunner\RequestHandlerRunner; |
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class ReactRequestHandlerRunner extends RequestHandlerRunner |
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{ |
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/** |
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* A request handler to run as the application. |
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* |
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* @var CallablePipeline |
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*/ |
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private $handler; |
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/** |
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* A factory capable of generating an error response in the scenario that |
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* the $serverRequestFactory raises an exception during generation of the |
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* request instance. |
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* |
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* The factory will receive the Throwable or Exception that caused the error, |
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* and must return a Psr\Http\Message\ResponseInterface instance. |
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* |
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* @var callable |
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*/ |
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private $serverRequestErrorResponseGenerator; |
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/** |
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* A factory capable of generating a Psr\Http\Message\ServerRequestInterface instance. |
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* The factory will not receive any arguments. |
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* |
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* @var callable |
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*/ |
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private $serverRequestFactory; |
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/** |
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* React Http Server |
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* |
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* @var ServerInterface |
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*/ |
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private $socketServer; |
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/** |
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* @var LoopInterface |
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*/ |
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private $loop; |
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/** @var callable * */ |
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private $errorResponseGenerator; |
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public function __construct( |
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CallablePipeline $handler, |
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EmitterStack $emitterStack, |
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callable $errorResponseGenerator, |
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ServerInterface $socketServer, |
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LoopInterface $loop |
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) { |
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parent::__construct( |
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$handler, |
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$emitterStack, |
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function () { |
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}, |
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$errorResponseGenerator |
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); |
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$this->handler = $handler; |
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$this->loop = $loop; |
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$this->socketServer = $socketServer; |
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$this->errorResponseGenerator = $errorResponseGenerator; |
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} |
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public function run(): void |
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{ |
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$server = new Server(function (ServerRequestInterface $request) { |
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$next = clone $this->handler; |
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return ($this->handler->__invoke($request, $next))->then(function (ResponseInterface $response) use ( |
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$request |
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) { |
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$this->printResponse($request, $response); |
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return $response; |
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}, function (\Throwable $e) use ($request) { |
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$errorResponseGenerator = $this->errorResponseGenerator; |
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$this->printErrorResponse($request); |
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return $errorResponseGenerator(null === $e->getPrevious() ? $e : $e->getPrevious()); |
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}); |
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}); |
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$server->on('error', function (\Throwable $e) { |
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$this->printServerError($e); |
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}); |
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$server->listen($this->socketServer); |
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$this->loop->run(); |
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} |
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private function printResponse(ServerRequestInterface $request, ResponseInterface $response): void |
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{ |
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if (0 === strpos((string)$response->getStatusCode(), '20')) { |
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echo sprintf( |
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"[%s] \033[0;32m%s\033[0m - %s", |
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$request->getMethod(), |
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$response->getStatusCode(), |
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$request->getUri()->getPath() |
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) . PHP_EOL; |
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} else { |
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echo sprintf( |
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"[%s] \033[0;33m%s\033[0m - %s", |
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$request->getMethod(), |
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$response->getStatusCode(), |
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$request->getUri()->getPath() |
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) . PHP_EOL; |
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} |
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} |
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private function printErrorResponse(ServerRequestInterface $request): void |
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{ |
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echo sprintf( |
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"[%s] \033[0;31m500\033[0m - %s", |
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$request->getMethod(), |
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$request->getUri()->getPath() |
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) . PHP_EOL; |
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} |
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private function printServerError(\Throwable $e): void |
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{ |
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$e = null === $e->getPrevious() ? $e : $e->getPrevious(); |
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echo sprintf( |
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'[%s]: Server error occurred: %s, in file %s in line %s', |
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get_class($e), |
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$e->getMessage(), |
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$e->getFile(), |
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$e->getLine() |
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) . PHP_EOL; |
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echo sprintf( |
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'[%s]: %s', |
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get_class($e), |
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$e->getTraceAsString() |
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) . PHP_EOL; |
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} |
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} |
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antidot-framework /
react-http-server
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