File indexing completed on 2024-06-23 05:51:18

 <?php
 
 /**
  *  ocs-webserver
  *
  *  Copyright 2016 by pling GmbH.
  *
  *    This file is part of ocs-webserver.
  *
  *    This program is free software: you can redistribute it and/or modify
  *    it under the terms of the GNU Affero General Public License as
  *    published by the Free Software Foundation, either version 3 of the
  *    License, or (at your option) any later version.
  *
  *    This program is distributed in the hope that it will be useful,
  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *    GNU Affero General Public License for more details.
  *
  *    You should have received a copy of the GNU Affero General Public License
  *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  **/
 class Backend_Commands_ConvertVideo implements Local_Queue_CommandInterface
 {
 
     protected $collectionId;
     protected $fileId;
     protected $fileType;
     
     public static $VIDEO_FILE_TYPES = array('video/3gpp','video/3gpp2','video/mpeg','video/quicktime','video/x-flv','video/webm','application/ogg','video/x-ms-asf','video/x-matroska', 'video/mp4');
 
     /**
      * PHP 5 allows developers to declare constructor methods for classes.
      * Classes which have a constructor method call this method on each newly-created object,
      * so it is suitable for any initialization that the object may need before it is used.
      *
      * Note: Parent constructors are not called implicitly if the child class defines a constructor.
      * In order to run a parent constructor, a call to parent::__construct() within the child constructor is required.
      *
      * param [ mixed $args [, $... ]]
      *
      * @param int    $collectionId
      * @param int $fileId
      *
      * @link http://php.net/manual/en/language.oop5.decon.php
      */
     public function __construct($collectionId, $fileId, $fileType)
     {
         $this->collectionId = $collectionId;
         $this->fileId = $fileId;
         $this->fileType = $fileType;
         
     }
 
     public function doCommand()
     {
 
         return $this->callConvertVideo($this->collectionId, $this->fileId, $this->fileType);
     }
 
     protected function callConvertVideo($collectionId, $fileId, $fileType)
     {
         
         $log = Zend_Registry::get('logger');
         $log->debug('**********' . __CLASS__ . '::' . __FUNCTION__ . '**********' . "\n");
         
         $videoServer = new Default_Model_DbTable_Video();
         $data = array('id' => $videoServer->getNewId(),'collection_id' => $collectionId,'file_id' => $fileId, 'create_timestamp' => new Zend_Db_Expr('NOW()'));
         $videoServer->insert($data);
         
         //call video convert server
         $salt = PPLOAD_DOWNLOAD_SECRET;
         $timestamp = time() + 3600; // one hour valid
         $hash = hash('sha512',$salt . $collectionId . $timestamp); // order isn't important at all... just do the same when verifying
         $url = PPLOAD_API_URI . 'files/download/id/' . $fileId . '/s/' . $hash . '/t/' . $timestamp;
         $url .= '/lt/filepreview/' . $fileId;
         $url = Default_Model_PpLoad::createDownloadUrl($collectionId,$fileId,array('id'=>$fileId, 't'=>$timestamp, 'lt'=>'filepreview'));
 
         $result = $videoServer->storeExternalVideo($collectionId, $fileType, $url);
         
         if(!empty($result) && $result != 'Error') {
             //Save Preview URL in DB
             $config = Zend_Registry::get('config');
             $cdnurl = $config->videos->media->cdnserver;
             $url_preview = $cdnurl.$collectionId."/".$result.".mp4";
             $url_thumb = $cdnurl.$collectionId."/".$result."_thumb.png";
             $data = array('url_preview' => $url_preview, 'url_thumb' => $url_thumb);
             $videoServer->update($data, "collection_id = $collectionId AND file_id = $fileId");
             
             
         } else {
             $log->debug("Error on Converting Video! Result: ".$result);
             return false;
         }
         
         
         return true;
     }
 
 }