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<?php |
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/* |
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* This file is part of JSON RPC Client. |
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* |
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* (c) Igor Lazarev <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Strider2038\JsonRpcClient\Transport\Http; |
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use GuzzleHttp\ClientInterface; |
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use GuzzleHttp\Exception\RequestException; |
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use Psr\Http\Message\ResponseInterface; |
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use Strider2038\JsonRpcClient\Exception\RemoteProcedureCallFailedException; |
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use Strider2038\JsonRpcClient\Transport\TransportInterface; |
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/** |
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* @internal |
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* |
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* @author Igor Lazarev <[email protected]> |
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*/ |
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class GuzzleTransport implements TransportInterface |
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{ |
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/** @var ClientInterface */ |
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private $client; |
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public function __construct(ClientInterface $client) |
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{ |
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$this->client = $client; |
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} |
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/** |
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* @throws RemoteProcedureCallFailedException |
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* @throws \GuzzleHttp\Exception\GuzzleException |
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*/ |
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public function send(string $request): string |
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{ |
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$response = $this->sendRequest($request); |
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return $this->getResponseContents($response); |
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} |
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/** |
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* @throws RemoteProcedureCallFailedException |
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* @throws \GuzzleHttp\Exception\GuzzleException |
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*/ |
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private function sendRequest(string $request): ResponseInterface |
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{ |
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try { |
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$response = $this->client->request('POST', '', [ |
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'body' => $request, |
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'headers' => [ |
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'Content-Type' => 'application/json', |
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], |
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]); |
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} catch (RequestException $exception) { |
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throw new RemoteProcedureCallFailedException( |
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sprintf('JSON RPC request failed with error: %s.', $exception->getMessage()), |
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0, |
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$exception |
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); |
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} |
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return $response; |
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} |
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/** |
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* @throws RemoteProcedureCallFailedException |
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*/ |
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private function getResponseContents(ResponseInterface $response): string |
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{ |
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$statusCode = $response->getStatusCode(); |
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$body = $response->getBody(); |
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$contents = $body->getContents(); |
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if (200 !== $statusCode) { |
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throw new RemoteProcedureCallFailedException( |
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sprintf('JSON RPC request failed with error %d: %s.', $statusCode, $contents) |
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); |
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} |
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return $contents; |
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} |
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} |
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strider2038 /
json-rpc-client
