Uploads a part in a multipart upload.

continueMultiUpload.js

  /*
        Uploads a part in a multipart upload.
        The following code uploads part of a multipart upload. 
        it specifies a file name for the part data. The Upload ID is same that is returned by the initiate multipart upload. 
    */
    continueMultiUpload(audioBlob, PartNumber, uploadId, key, bucketName) {
        var self = this;
        var params = {
            Body: audioBlob,
            Bucket: bucketName,
            Key: key,
            PartNumber: PartNumber,
            UploadId: uploadId
        };
        console.log(params);
        self.s3.uploadPart(params, function(err, data) {
            if (err) {
                console.log(err, err.stack)
            } // an error occurred
            else {
                /*
                    Once the part of data is uploaded we get an Entity tag for the uploaded object(ETag).
                    which is used later when we complete our multipart upload.
                */
                self.etag.push(data.ETag);
                if (self.booleanStop == true) {
                    self.completeMultiUpload();
                }
            }
        });
    }