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<?php |
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namespace Http\Adapter; |
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use GuzzleHttp\Client; |
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use GuzzleHttp\ClientInterface; |
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use GuzzleHttp\Message\RequestInterface as GuzzleRequest; |
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use GuzzleHttp\Message\ResponseInterface as GuzzleResponse; |
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use Http\Client\HttpClient; |
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use Http\Discovery\MessageFactoryDiscovery; |
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use Http\Message\MessageFactory; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Http\Client\Exception as HttplugException; |
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use GuzzleHttp\Exception as GuzzleExceptions; |
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/** |
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* @author GeLo <[email protected]> |
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*/ |
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class Guzzle5HttpAdapter implements HttpClient |
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{ |
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/** |
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* @var ClientInterface |
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*/ |
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private $client; |
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/** |
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* @var MessageFactory |
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*/ |
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private $messageFactory; |
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/** |
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* @param ClientInterface|null $client |
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* @param MessageFactory|null $messageFactory |
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*/ |
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public function __construct(ClientInterface $client = null, MessageFactory $messageFactory = null) |
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{ |
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$this->client = $client ?: new Client(); |
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$this->messageFactory = $messageFactory ?: MessageFactoryDiscovery::find(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function sendRequest(RequestInterface $request) |
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{ |
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$guzzleRequest = $this->createRequest($request); |
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try { |
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$response = $this->client->send($guzzleRequest); |
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} catch (GuzzleExceptions\TransferException $e) { |
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throw $this->handleException($e, $request); |
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} |
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return $this->createResponse($response); |
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} |
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/** |
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* Converts a PSR request into a Guzzle request. |
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* |
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* @param RequestInterface $request |
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* |
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* @return GuzzleRequest |
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*/ |
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private function createRequest(RequestInterface $request) |
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{ |
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$options = [ |
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'exceptions' => false, |
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'allow_redirects' => false, |
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]; |
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$options['version'] = $request->getProtocolVersion(); |
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$options['headers'] = $request->getHeaders(); |
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$options['body'] = (string) $request->getBody(); |
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return $this->client->createRequest( |
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$request->getMethod(), |
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(string) $request->getUri(), |
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$options |
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); |
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} |
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/** |
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* Converts a Guzzle response into a PSR response. |
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* |
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* @param GuzzleResponse $response |
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* |
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* @return ResponseInterface |
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*/ |
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private function createResponse(GuzzleResponse $response) |
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{ |
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$body = $response->getBody(); |
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return $this->messageFactory->createResponse( |
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$response->getStatusCode(), |
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null, |
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$response->getHeaders(), |
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isset($body) ? $body->detach() : null, |
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$response->getProtocolVersion() |
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); |
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} |
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/** |
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* Converts a Guzzle exception into an Httplug exception. |
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* |
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* @param GuzzleExceptions\TransferException $exception |
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* @param RequestInterface $request |
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* |
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* @return HttplugException |
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*/ |
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private function handleException(GuzzleExceptions\TransferException $exception, RequestInterface $request) |
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{ |
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if ($exception instanceof GuzzleExceptions\ConnectException) { |
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return new HttplugException\NetworkException($exception->getMessage(), $request, $exception); |
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} |
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if ($exception instanceof GuzzleExceptions\RequestException) { |
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// Make sure we have a response for the HttpException |
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if ($exception->hasResponse()) { |
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$psr7Response = $this->createResponse($exception->getResponse()); |
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return new HttplugException\HttpException( |
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$exception->getMessage(), |
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$request, |
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$psr7Response, |
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$exception |
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); |
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} |
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return new HttplugException\RequestException($exception->getMessage(), $request, $exception); |
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} |
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return new HttplugException\TransferException($exception->getMessage(), 0, $exception); |
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} |
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} |
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php-http /
guzzle5-adapter
