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<?php |
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declare(strict_types=1); |
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namespace Chubbyphp\ApiHttp\Manager; |
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use Chubbyphp\Deserialization\DeserializerInterface; |
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use Chubbyphp\Deserialization\Transformer\TransformerException; |
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use Chubbyphp\Deserialization\TransformerInterface; |
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use Negotiation\Accept as ContentAccept; |
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use Negotiation\Negotiator as ContentNegotiator; |
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use Psr\Http\Message\ServerRequestInterface as Request; |
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final class RequestManager implements RequestManagerInterface |
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{ |
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/** |
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* @var ContentNegotiator |
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*/ |
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private $contentNegotiator; |
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/** |
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* @var DeserializerInterface |
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*/ |
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private $deserializer; |
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/** |
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* @var TransformerInterface |
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*/ |
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private $transformer; |
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/** |
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* @param ContentNegotiator $contentNegotiator |
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* @param DeserializerInterface $deserializer |
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* @param TransformerInterface $transformer |
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*/ |
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public function __construct( |
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ContentNegotiator $contentNegotiator, |
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DeserializerInterface $deserializer, |
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TransformerInterface $transformer |
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) { |
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$this->contentNegotiator = $contentNegotiator; |
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$this->deserializer = $deserializer; |
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$this->transformer = $transformer; |
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} |
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/** |
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* @param Request $request |
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* |
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* @return string|null |
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*/ |
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public function getAccept(Request $request) |
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{ |
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return $this->negotiate($request, 'Accept'); |
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} |
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/** |
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* @param Request $request |
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* |
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* @return string|null |
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*/ |
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public function getContentType(Request $request) |
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{ |
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return $this->negotiate($request, 'Content-Type'); |
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} |
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/** |
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* @param Request $request |
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* @param string $headerName |
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* |
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* @return null|string |
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*/ |
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private function negotiate(Request $request, string $headerName) |
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{ |
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if (!$request->hasHeader($headerName)) { |
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return null; |
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} |
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/** @var ContentAccept $best */ |
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$best = $this->contentNegotiator->getBest( |
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$request->getHeaderLine($headerName), |
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$this->transformer->getContentTypes() |
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); |
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if (null === $best) { |
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return null; |
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} |
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return $best->getNormalizedValue(); |
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} |
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/** |
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* @param Request $request |
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* @param object|string $object |
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* |
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* @return object|null |
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*/ |
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public function getDataFromRequestBody(Request $request, $object) |
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{ |
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if (null === $contentType = $this->getContentType($request)) { |
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return null; |
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} |
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try { |
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$data = $this->transformer->transform((string) $request->getBody(), $contentType); |
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} catch (TransformerException $e) { |
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return null; |
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} |
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$method = $this->getSerializerMethod($object); |
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return $this->deserializer->$method($data, $object); |
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} |
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/** |
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* @param Request $request |
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* @param object|string $object |
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* |
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* @return object|null |
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*/ |
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public function getDataFromRequestQuery(Request $request, $object) |
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{ |
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$method = $this->getSerializerMethod($object); |
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return $this->deserializer->$method($request->getQueryParams(), $object); |
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} |
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/** |
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* @param object|string $object |
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* |
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* @return string |
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*/ |
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private function getSerializerMethod($object): string |
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{ |
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return is_string($object) ? 'deserializeByClass' : 'deserializeByObject'; |
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} |
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} |
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chubbyphp /
chubbyphp-api-http
