Initial Commit - Plugin v1.0.0
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250
vendor/facebook/graph-sdk/src/Facebook/FacebookClient.php
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vendor/facebook/graph-sdk/src/Facebook/FacebookClient.php
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<?php
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/**
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* Copyright 2017 Facebook, Inc.
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*
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* You are hereby granted a non-exclusive, worldwide, royalty-free license to
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* use, copy, modify, and distribute this software in source code or binary
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* form for use in connection with the web services and APIs provided by
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* Facebook.
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*
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* As with any software that integrates with the Facebook platform, your use
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* of this software is subject to the Facebook Developer Principles and
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* Policies [http://developers.facebook.com/policy/]. This copyright notice
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* shall be included in all copies or substantial portions of the software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*/
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namespace Facebook;
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use Facebook\HttpClients\FacebookHttpClientInterface;
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use Facebook\HttpClients\FacebookCurlHttpClient;
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use Facebook\HttpClients\FacebookStreamHttpClient;
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use Facebook\Exceptions\FacebookSDKException;
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/**
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* Class FacebookClient
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*
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* @package Facebook
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*/
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class FacebookClient
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{
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/**
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* @const string Production Graph API URL.
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*/
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const BASE_GRAPH_URL = 'https://graph.facebook.com';
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/**
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* @const string Graph API URL for video uploads.
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*/
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const BASE_GRAPH_VIDEO_URL = 'https://graph-video.facebook.com';
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/**
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* @const string Beta Graph API URL.
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*/
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const BASE_GRAPH_URL_BETA = 'https://graph.beta.facebook.com';
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/**
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* @const string Beta Graph API URL for video uploads.
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*/
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const BASE_GRAPH_VIDEO_URL_BETA = 'https://graph-video.beta.facebook.com';
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/**
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* @const int The timeout in seconds for a normal request.
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*/
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const DEFAULT_REQUEST_TIMEOUT = 60;
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/**
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* @const int The timeout in seconds for a request that contains file uploads.
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*/
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const DEFAULT_FILE_UPLOAD_REQUEST_TIMEOUT = 3600;
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/**
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* @const int The timeout in seconds for a request that contains video uploads.
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*/
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const DEFAULT_VIDEO_UPLOAD_REQUEST_TIMEOUT = 7200;
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/**
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* @var bool Toggle to use Graph beta url.
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*/
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protected $enableBetaMode = false;
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/**
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* @var FacebookHttpClientInterface HTTP client handler.
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*/
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protected $httpClientHandler;
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/**
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* @var int The number of calls that have been made to Graph.
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*/
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public static $requestCount = 0;
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/**
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* Instantiates a new FacebookClient object.
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*
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* @param FacebookHttpClientInterface|null $httpClientHandler
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* @param boolean $enableBeta
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*/
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public function __construct(FacebookHttpClientInterface $httpClientHandler = null, $enableBeta = false)
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{
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$this->httpClientHandler = $httpClientHandler ?: $this->detectHttpClientHandler();
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$this->enableBetaMode = $enableBeta;
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}
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/**
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* Sets the HTTP client handler.
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*
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* @param FacebookHttpClientInterface $httpClientHandler
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*/
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public function setHttpClientHandler(FacebookHttpClientInterface $httpClientHandler)
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{
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$this->httpClientHandler = $httpClientHandler;
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}
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/**
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* Returns the HTTP client handler.
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*
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* @return FacebookHttpClientInterface
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*/
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public function getHttpClientHandler()
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{
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return $this->httpClientHandler;
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}
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/**
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* Detects which HTTP client handler to use.
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*
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* @return FacebookHttpClientInterface
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*/
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public function detectHttpClientHandler()
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{
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return extension_loaded('curl') ? new FacebookCurlHttpClient() : new FacebookStreamHttpClient();
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}
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/**
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* Toggle beta mode.
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*
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* @param boolean $betaMode
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*/
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public function enableBetaMode($betaMode = true)
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{
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$this->enableBetaMode = $betaMode;
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}
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/**
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* Returns the base Graph URL.
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*
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* @param boolean $postToVideoUrl Post to the video API if videos are being uploaded.
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*
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* @return string
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*/
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public function getBaseGraphUrl($postToVideoUrl = false)
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{
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if ($postToVideoUrl) {
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return $this->enableBetaMode ? static::BASE_GRAPH_VIDEO_URL_BETA : static::BASE_GRAPH_VIDEO_URL;
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}
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return $this->enableBetaMode ? static::BASE_GRAPH_URL_BETA : static::BASE_GRAPH_URL;
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}
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/**
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* Prepares the request for sending to the client handler.
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*
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* @param FacebookRequest $request
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*
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* @return array
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*/
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public function prepareRequestMessage(FacebookRequest $request)
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{
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$postToVideoUrl = $request->containsVideoUploads();
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$url = $this->getBaseGraphUrl($postToVideoUrl) . $request->getUrl();
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// If we're sending files they should be sent as multipart/form-data
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if ($request->containsFileUploads()) {
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$requestBody = $request->getMultipartBody();
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$request->setHeaders([
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'Content-Type' => 'multipart/form-data; boundary=' . $requestBody->getBoundary(),
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]);
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} else {
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$requestBody = $request->getUrlEncodedBody();
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$request->setHeaders([
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'Content-Type' => 'application/x-www-form-urlencoded',
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]);
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}
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return [
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$url,
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$request->getMethod(),
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$request->getHeaders(),
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$requestBody->getBody(),
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];
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}
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/**
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* Makes the request to Graph and returns the result.
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*
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* @param FacebookRequest $request
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*
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* @return FacebookResponse
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*
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* @throws FacebookSDKException
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*/
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public function sendRequest(FacebookRequest $request)
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{
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if (get_class($request) === 'Facebook\FacebookRequest') {
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$request->validateAccessToken();
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}
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list($url, $method, $headers, $body) = $this->prepareRequestMessage($request);
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// Since file uploads can take a while, we need to give more time for uploads
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$timeOut = static::DEFAULT_REQUEST_TIMEOUT;
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if ($request->containsFileUploads()) {
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$timeOut = static::DEFAULT_FILE_UPLOAD_REQUEST_TIMEOUT;
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} elseif ($request->containsVideoUploads()) {
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$timeOut = static::DEFAULT_VIDEO_UPLOAD_REQUEST_TIMEOUT;
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}
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// Should throw `FacebookSDKException` exception on HTTP client error.
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// Don't catch to allow it to bubble up.
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$rawResponse = $this->httpClientHandler->send($url, $method, $body, $headers, $timeOut);
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static::$requestCount++;
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$returnResponse = new FacebookResponse(
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$request,
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$rawResponse->getBody(),
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$rawResponse->getHttpResponseCode(),
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$rawResponse->getHeaders()
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);
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if ($returnResponse->isError()) {
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throw $returnResponse->getThrownException();
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}
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return $returnResponse;
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}
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/**
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* Makes a batched request to Graph and returns the result.
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*
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* @param FacebookBatchRequest $request
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*
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* @return FacebookBatchResponse
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*
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* @throws FacebookSDKException
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*/
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public function sendBatchRequest(FacebookBatchRequest $request)
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{
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$request->prepareRequestsForBatch();
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$facebookResponse = $this->sendRequest($request);
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return new FacebookBatchResponse($request, $facebookResponse);
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}
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}
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