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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\FileUpload; |
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use Facebook\Authentication\AccessToken; |
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use Facebook\Exceptions\FacebookResponseException; |
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use Facebook\Exceptions\FacebookResumableUploadException; |
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use Facebook\Exceptions\FacebookSDKException; |
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use Facebook\FacebookApp; |
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use Facebook\FacebookClient; |
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use Facebook\FacebookRequest; |
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/** |
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* Class FacebookResumableUploader |
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* |
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* @package Facebook |
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*/ |
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class FacebookResumableUploader |
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{ |
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/** |
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* @var FacebookApp |
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*/ |
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protected $app; |
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/** |
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* @var string |
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*/ |
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protected $accessToken; |
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/** |
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* @var FacebookClient The Facebook client service. |
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*/ |
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protected $client; |
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/** |
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* @var string Graph version to use for this request. |
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*/ |
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protected $graphVersion; |
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/** |
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* @param FacebookApp $app |
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* @param FacebookClient $client |
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* @param AccessToken|string|null $accessToken |
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* @param string $graphVersion |
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*/ |
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public function __construct(FacebookApp $app, FacebookClient $client, $accessToken, $graphVersion) |
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{ |
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$this->app = $app; |
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$this->client = $client; |
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$this->accessToken = $accessToken; |
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$this->graphVersion = $graphVersion; |
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} |
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/** |
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* Upload by chunks - start phase |
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* |
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* @param string $endpoint |
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* @param FacebookFile $file |
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* |
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* @return FacebookTransferChunk |
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* |
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* @throws FacebookSDKException |
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*/ |
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public function start($endpoint, FacebookFile $file) |
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{ |
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$params = [ |
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'upload_phase' => 'start', |
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'file_size' => $file->getSize(), |
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]; |
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$response = $this->sendUploadRequest($endpoint, $params); |
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return new FacebookTransferChunk($file, $response['upload_session_id'], $response['video_id'], $response['start_offset'], $response['end_offset']); |
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} |
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/** |
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* Upload by chunks - transfer phase |
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* |
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* @param string $endpoint |
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* @param FacebookTransferChunk $chunk |
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* @param boolean $allowToThrow |
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* |
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* @return FacebookTransferChunk |
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* |
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* @throws FacebookResponseException |
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*/ |
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public function transfer($endpoint, FacebookTransferChunk $chunk, $allowToThrow = false) |
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{ |
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$params = [ |
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'upload_phase' => 'transfer', |
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'upload_session_id' => $chunk->getUploadSessionId(), |
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'start_offset' => $chunk->getStartOffset(), |
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'video_file_chunk' => $chunk->getPartialFile(), |
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]; |
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try { |
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$response = $this->sendUploadRequest($endpoint, $params); |
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} catch (FacebookResponseException $e) { |
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$preException = $e->getPrevious(); |
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if ($allowToThrow || !$preException instanceof FacebookResumableUploadException) { |
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throw $e; |
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} |
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if (null !== $preException->getStartOffset() && null !== $preException->getEndOffset()) { |
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return new FacebookTransferChunk( |
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$chunk->getFile(), |
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$chunk->getUploadSessionId(), |
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$chunk->getVideoId(), |
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$preException->getStartOffset(), |
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$preException->getEndOffset() |
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); |
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} |
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// Return the same chunk entity so it can be retried. |
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return $chunk; |
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} |
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return new FacebookTransferChunk($chunk->getFile(), $chunk->getUploadSessionId(), $chunk->getVideoId(), $response['start_offset'], $response['end_offset']); |
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} |
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/** |
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* Upload by chunks - finish phase |
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* |
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* @param string $endpoint |
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* @param string $uploadSessionId |
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* @param array $metadata The metadata associated with the file. |
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* |
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* @return boolean |
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* |
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* @throws FacebookSDKException |
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*/ |
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public function finish($endpoint, $uploadSessionId, $metadata = []) |
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{ |
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$params = array_merge($metadata, [ |
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'upload_phase' => 'finish', |
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'upload_session_id' => $uploadSessionId, |
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]); |
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$response = $this->sendUploadRequest($endpoint, $params); |
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return $response['success']; |
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} |
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/** |
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* Helper to make a FacebookRequest and send it. |
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* |
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* @param string $endpoint The endpoint to POST to. |
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* @param array $params The params to send with the request. |
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* |
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* @return array |
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*/ |
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private function sendUploadRequest($endpoint, $params = []) |
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{ |
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$request = new FacebookRequest($this->app, $this->accessToken, 'POST', $endpoint, $params, null, $this->graphVersion); |
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return $this->client->sendRequest($request)->getDecodedBody(); |
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} |
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} |
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facebook /
php-graph-sdk
