Method: DropboxClient::ChunkedUploader#upload

Defined in:
lib/dropbox_sdk.rb

#upload(chunk_size = 4*1024*1024) ⇒ Object

Uploads data from this ChunkedUploader's file_obj in chunks, until an error occurs. Throws an exception when an error occurs, and can be called again to resume the upload.

Args:

  • chunk_size: The chunk size for each individual upload. Defaults to 4MB.


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# File 'lib/dropbox_sdk.rb', line 857

def upload(chunk_size=4*1024*1024)
  last_chunk = nil

  while @offset < @total_size
    if not last_chunk
      last_chunk = @file_obj.read(chunk_size)
    end

    resp = {}
    begin
      resp = Dropbox::parse_response(@client.partial_chunked_upload(last_chunk, @upload_id, @offset))
      last_chunk = nil
    rescue SocketError => e
      raise e
    rescue SystemCallError => e
      raise e
    rescue DropboxError => e
      raise e if e.http_response.nil? or e.http_response.code[0] == '5'
      begin
        resp = JSON.parse(e.http_response.body)
        raise DropboxError.new('server response does not have offset key') unless resp.has_key? 'offset'
      rescue JSON::ParserError
        raise DropboxError.new("Unable to parse JSON response: #{e.http_response.body}")
      end
    end

    if resp.has_key? 'offset' and resp['offset'] > @offset
      @offset += (resp['offset'] - @offset) if resp['offset']
      last_chunk = nil
    end
    @upload_id = resp['upload_id'] if resp['upload_id']
  end
end