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<?php |
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namespace Http\Adapter\Buzz; |
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use Buzz\Browser; |
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use Buzz\Exception as BuzzException; |
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use Buzz\Message\Request as BuzzRequest; |
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use Buzz\Message\Response as BuzzResponse; |
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use Http\Client\Exception as HttplugException; |
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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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/** |
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* @author Tobias Nyholm <[email protected]> |
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*/ |
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class Client implements HttpClient |
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{ |
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/** |
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* @var Browser |
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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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* Client constructor. |
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* |
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* @param Browser|null $client |
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* @param MessageFactory|null $messageFactory |
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*/ |
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public function __construct(Browser $client = null, MessageFactory $messageFactory = null) |
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{ |
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if( ! $client) |
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{ |
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$client = new Browser(); |
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$client->getClient()->setMaxRedirects(0); |
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} |
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$this->client = $client; |
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$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 $request) |
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{ |
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$buzzRequest = $this->createRequest($request); |
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try { |
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$buzzResponse = new BuzzResponse(); |
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$this->client->send($buzzRequest, $buzzResponse); |
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} catch (BuzzException\ClientException $e) { |
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throw new HttplugException\TransferException($e->getMessage(), 0, $e); |
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} |
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return $this->createResponse($buzzResponse); |
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} |
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/** |
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* Converts a PSR request into a BuzzRequest request. |
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* |
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* @param RequestInterface $request |
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* |
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* @return BuzzRequest |
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*/ |
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private function createRequest(RequestInterface $request) |
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{ |
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$buzzRequest = new BuzzRequest(); |
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$buzzRequest->setMethod($request->getMethod()); |
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$buzzRequest->fromUrl($request->getUri()->__toString()); |
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$buzzRequest->setProtocolVersion($request->getProtocolVersion()); |
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$buzzRequest->setContent((string) $request->getBody()); |
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$this->addPsrHeadersToBuzzRequest($request, $buzzRequest); |
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return $buzzRequest; |
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} |
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/** |
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* Converts a Buzz response into a PSR response. |
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* |
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* @param BuzzResponse $response |
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* |
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* @return ResponseInterface |
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*/ |
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private function createResponse(BuzzResponse $response) |
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{ |
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$body = $response->getContent(); |
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return $this->messageFactory->createResponse( |
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$response->getStatusCode(), |
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null, |
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$this->getBuzzHeaders($response), |
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$body, |
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number_format($response->getProtocolVersion(), 1) |
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); |
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} |
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/** |
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* Apply headers on a Buzz request. |
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* |
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* @param RequestInterface $request |
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* @param BuzzRequest $buzzRequest |
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*/ |
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private function addPsrHeadersToBuzzRequest(RequestInterface $request, BuzzRequest $buzzRequest) |
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{ |
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$headers = $request->getHeaders(); |
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foreach ($headers as $name => $values) { |
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foreach ($values as $header) { |
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$buzzRequest->addHeader($name.': '.$header); |
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} |
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} |
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} |
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/** |
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* Get headers from a Buzz response. |
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* |
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* @param BuzzResponse $response |
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* |
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* @return array |
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*/ |
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private function getBuzzHeaders(BuzzResponse $response) |
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{ |
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$buzzHeaders = $response->getHeaders(); |
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unset($buzzHeaders[0]); |
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$headers = []; |
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foreach ($buzzHeaders as $headerLine) { |
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list($name, $value) = explode(':', $headerLine, 2); |
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$headers[$name] = trim($value); |
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} |
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return $headers; |
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} |
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} |
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php-http /
buzz-adapter
