public function addFile($targetType, $targetId, array $fileInfo = array(), UploadedFile $originalFile = null)
 {
     if (!ArrayToolkit::requireds($fileInfo, array('filename', 'key', 'size'))) {
         throw $this->createServiceException('参数缺失,添加用户文件失败!');
     }
     $uploadFile = array();
     $uploadFile['targetId'] = $targetId;
     $uploadFile['targetType'] = $targetType;
     $uploadFile['hashId'] = $fileInfo['key'];
     $uploadFile['filename'] = $fileInfo['filename'];
     $uploadFile['ext'] = pathinfo($uploadFile['filename'], PATHINFO_EXTENSION);
     $uploadFile['size'] = (int) $fileInfo['size'];
     $uploadFile['etag'] = empty($fileInfo['etag']) ? '' : $fileInfo['etag'];
     $uploadFile['length'] = empty($fileInfo['length']) ? 0 : intval($fileInfo['length']);
     $uploadFile['metas'] = $this->encodeMetas(empty($fileInfo['metas']) ? array() : $fileInfo['metas']);
     $uploadFile['metas2'] = $this->encodeMetas(empty($fileInfo['metas2']) ? array() : $fileInfo['metas2']);
     if (empty($fileInfo['convertHash'])) {
         $uploadFile['convertHash'] = "ch-{$uploadFile['hashId']}";
         $uploadFile['convertStatus'] = 'none';
         $uploadFile['convertParams'] = '';
     } else {
         $uploadFile['convertHash'] = "{$fileInfo['convertHash']}";
         $uploadFile['convertStatus'] = 'waiting';
         $uploadFile['convertParams'] = $fileInfo['convertParams'];
     }
     $uploadFile['type'] = FileToolkit::getFileTypeByMimeType($fileInfo['mimeType']);
     $uploadFile['canDownload'] = empty($uploadFile['canDownload']) ? 0 : 1;
     $uploadFile['storage'] = 'cloud';
     $uploadFile['createdUserId'] = $this->getCurrentUser()->id;
     $uploadFile['updatedUserId'] = $uploadFile['createdUserId'];
     $uploadFile['updatedTime'] = $uploadFile['createdTime'] = time();
     return $uploadFile;
 }