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<?php declare(strict_types=1); |
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/** |
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* It's free open-source software released under the MIT License. |
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* |
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* @author Anatoly Fenric <[email protected]> |
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* @copyright Copyright (c) 2018, Anatoly Fenric |
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* @license https://github.com/sunrise-php/http-client-curl/blob/master/LICENSE |
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* @link https://github.com/sunrise-php/http-client-curl |
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*/ |
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namespace Sunrise\Http\Client\Curl; |
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/** |
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* Import classes |
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*/ |
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use Psr\Http\Client\ClientInterface; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ResponseFactoryInterface; |
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use Psr\Http\Message\StreamFactoryInterface; |
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use Sunrise\Http\Client\Curl\Exception\ClientException; |
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use Sunrise\Http\Client\Curl\Exception\NetworkException; |
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/** |
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* Import functions |
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*/ |
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use function curl_close; |
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use function curl_errno; |
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use function curl_exec; |
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use function curl_getinfo; |
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use function curl_init; |
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use function curl_setopt_array; |
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use function explode; |
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use function sprintf; |
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use function strpos; |
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use function substr; |
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use function trim; |
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/** |
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* Import constants |
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*/ |
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use const CURLINFO_HEADER_SIZE; |
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use const CURLINFO_RESPONSE_CODE; |
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use const CURLOPT_CUSTOMREQUEST; |
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use const CURLOPT_HEADER; |
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use const CURLOPT_HTTPHEADER; |
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use const CURLOPT_POSTFIELDS; |
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use const CURLOPT_RETURNTRANSFER; |
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use const CURLOPT_URL; |
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/** |
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* HTTP Client based on CURL |
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* |
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* @link http://php.net/manual/en/intro.curl.php |
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* @link https://curl.haxx.se/libcurl/c/libcurl-errors.html |
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* @link https://www.php-fig.org/psr/psr-2/ |
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* @link https://www.php-fig.org/psr/psr-7/ |
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* @link https://www.php-fig.org/psr/psr-17/ |
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* @link https://www.php-fig.org/psr/psr-18/ |
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*/ |
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class Client implements ClientInterface |
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{ |
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/** |
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* Response Factory |
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* |
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* @var ResponseFactoryInterface |
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*/ |
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protected $responseFactory; |
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/** |
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* Stream Factory |
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* |
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* @var StreamFactoryInterface |
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*/ |
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protected $streamFactory; |
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/** |
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* CURL options |
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* |
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* @var array |
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*/ |
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protected $curlOptions; |
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/** |
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* Constructor of the class |
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* |
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* @param ResponseFactoryInterface $responseFactory |
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* @param StreamFactoryInterface $streamFactory |
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* @param array $curlOptions |
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*/ |
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3 |
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public function __construct( |
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ResponseFactoryInterface $responseFactory, |
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StreamFactoryInterface $streamFactory, |
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array $curlOptions = [] |
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) { |
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3 |
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$this->responseFactory = $responseFactory; |
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3 |
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$this->streamFactory = $streamFactory; |
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$this->curlOptions = $curlOptions; |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @throws ClientException |
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* @throws NetworkException |
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*/ |
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public function sendRequest(RequestInterface $request) : ResponseInterface |
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{ |
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$handle = curl_init(); |
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2 |
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if (false === $handle) { |
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throw new ClientException('Unable to initialize a cURL session'); |
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} |
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$options = $this->padCurlOptions($request); |
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if (false === curl_setopt_array($handle, $options)) { |
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throw new ClientException('Unable to configure a cURL session'); |
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} |
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$result = curl_exec($handle); |
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if (false === $result) { |
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throw new NetworkException($request, curl_error($handle), curl_errno($handle)); |
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} |
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1 |
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$responseStatusCode = curl_getinfo($handle, CURLINFO_RESPONSE_CODE); |
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$responseHeadersPartSize = curl_getinfo($handle, CURLINFO_HEADER_SIZE); |
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$responseHeadersPart = substr($result, 0, $responseHeadersPartSize); |
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$responseBodyPart = substr($result, $responseHeadersPartSize); |
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$response = $this->responseFactory->createResponse($responseStatusCode) |
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->withBody($this->streamFactory->createStream($responseBodyPart)); |
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1 |
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foreach (explode("\n", $responseHeadersPart) as $header) { |
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$colonPosition = strpos($header, ':'); |
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if (false === $colonPosition) { // Status Line |
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continue; |
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} elseif (0 === $colonPosition) { // HTTP/2 Field |
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continue; |
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} |
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1 |
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list($name, $value) = explode(':', $header, 2); |
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$response = $response->withAddedHeader(trim($name), trim($value)); |
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} |
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curl_close($handle); |
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return $response; |
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} |
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/** |
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* Supplements options for a cURL session from the given request message |
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* |
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* @param RequestInterface $request |
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* |
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* @return array |
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*/ |
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protected function padCurlOptions(RequestInterface $request) : array |
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{ |
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$options = $this->curlOptions; |
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$options[CURLOPT_RETURNTRANSFER] = true; |
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$options[CURLOPT_HEADER] = true; |
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$options[CURLOPT_CUSTOMREQUEST] = $request->getMethod(); |
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$options[CURLOPT_URL] = (string) $request->getUri(); |
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$options[CURLOPT_POSTFIELDS] = (string) $request->getBody(); |
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foreach ($request->getHeaders() as $name => $values) { |
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foreach ($values as $value) { |
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$header = sprintf('%s: %s', $name, $value); |
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$options[CURLOPT_HTTPHEADER][] = $header; |
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} |
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} |
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return $options; |
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} |
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} |
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sunrise-php /
http-client-curl
