Class: MTProto::Type::RPC::Messages::Updates

Inherits:
Object
  • Object
show all
Defined in:
lib/mtproto/type/rpc/messages/updates.rb

Constant Summary collapse

CONSTRUCTOR_UPDATES = 
0x74ae4240
CONSTRUCTOR_UPDATE_SHORT = 
0x78d4dec1
CONSTRUCTOR_UPDATE_SHORT_MESSAGE = 
0x313bc7f8
CONSTRUCTOR_UPDATE_SHORT_CHAT_MESSAGE = 
0x4d6deea5
CONSTRUCTOR_UPDATE_SHORT_SENT_MESSAGE = 
0x9015e101

Class Method Summary collapse

Class Method Details

.parse(response) ⇒ Object 



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# File 'lib/mtproto/type/rpc/messages/updates.rb', line 17

def self.parse(response)
  offset = 0

  constructor = response[offset, 4].unpack1('L<')
  offset += 4

  if constructor == Type::GzipPacked::CONSTRUCTOR
    response = Type::GzipPacked.unpack(response)
    constructor = response[0, 4].unpack1('L<')
    offset = 4
  end

  if constructor == Type::RpcError::CONSTRUCTOR
    error = Type::RpcError.deserialize(response)
    raise MTProto::RpcError.new(error.error_code, error.error_message)
  end

  case constructor
  when CONSTRUCTOR_UPDATE_SHORT_SENT_MESSAGE
    # updateShortSentMessage#11f1331c flags:# out:flags.1?true id:int pts:int pts_count:int date:int media:flags.9?MessageMedia entities:flags.7?Vector<MessageEntity> ttl_period:flags.25?int = Updates;
    flags = response[offset, 4].unpack1('L<')
    offset += 4

    message_id = response[offset, 4].unpack1('L<')
    offset += 4

    pts = response[offset, 4].unpack1('L<')
    offset += 4

    pts_count = response[offset, 4].unpack1('L<')
    offset += 4

    date = response[offset, 4].unpack1('L<')
    offset += 4

    {
      sent: true,
      message_id: message_id,
      date: date,
      pts: pts,
      pts_count: pts_count
    }

  when CONSTRUCTOR_UPDATE_SHORT_MESSAGE, CONSTRUCTOR_UPDATE_SHORT_CHAT_MESSAGE
    # updateShortMessage#2296d2c8 or updateShortChatMessage#402d5dbb
    # Both have similar structure with flags, id, etc.
    flags = response[offset, 4].unpack1('L<')
    offset += 4

    message_id = response[offset, 4].unpack1('L<')

    {
      sent: true,
      message_id: message_id
    }

  when CONSTRUCTOR_UPDATES, CONSTRUCTOR_UPDATE_SHORT
    # For full updates or updateShort, just confirm success
    {
      sent: true
    }

  else
    raise "Unknown Updates constructor: 0x#{constructor.to_s(16)}"
  end
end