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<?php
/**
* Copyright 2017 Facebook, Inc.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to
* use, copy, modify, and distribute this software in source code or binary
* form for use in connection with the web services and APIs provided by
* Facebook.
*
* As with any software that integrates with the Facebook platform, your use
* of this software is subject to the Facebook Developer Principles and
* Policies [http://developers.facebook.com/policy/]. This copyright notice
* shall be included in all copies or substantial portions of the software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*/
namespace Facebook\HttpClients;
use Facebook\Http\GraphRawResponse;
use Facebook\Exceptions\FacebookSDKException;
use GuzzleHttp\Client;
use GuzzleHttp\Message\ResponseInterface;
use GuzzleHttp\Ring\Exception\RingException;
use GuzzleHttp\Exception\RequestException;
class FacebookGuzzleHttpClient implements FacebookHttpClientInterface
{
/**
* @var \GuzzleHttp\Client The Guzzle client.
*/
protected $guzzleClient;
/**
* @param \GuzzleHttp\Client|null The Guzzle client.
*/
public function __construct(Client $guzzleClient = null)
{
$this->guzzleClient = $guzzleClient ?: new Client();
}
/**
* @inheritdoc
*/
public function send($url, $method, $body, array $headers, $timeOut)
{
$options = [
'headers' => $headers,
'body' => $body,
'timeout' => $timeOut,
'connect_timeout' => 10,
'verify' => __DIR__ . '/certs/DigiCertHighAssuranceEVRootCA.pem',
];
$request = $this->guzzleClient->createRequest($method, $url, $options);
try {
$rawResponse = $this->guzzleClient->send($request);
} catch (RequestException $e) {
$rawResponse = $e->getResponse();
if ($e->getPrevious() instanceof RingException || !$rawResponse instanceof ResponseInterface) {
throw new FacebookSDKException($e->getMessage(), $e->getCode());
}
}
$rawHeaders = $this->getHeadersAsString($rawResponse);
$rawBody = $rawResponse->getBody();
$httpStatusCode = $rawResponse->getStatusCode();
return new GraphRawResponse($rawHeaders, $rawBody, $httpStatusCode);
}
/**
* Returns the Guzzle array of headers as a string.
*
* @param ResponseInterface $response The Guzzle response.
*
* @return string
*/
public function getHeadersAsString(ResponseInterface $response)
{
$headers = $response->getHeaders();
$rawHeaders = [];
foreach ($headers as $name => $values) {
$rawHeaders[] = $name . ": " . implode(", ", $values);
}
return implode("\r\n", $rawHeaders);
}
}
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