Class: ArkEcosystem::Crypto::Deserialiser

Inherits:
Object
  • Object
show all
Defined in:
lib/arkecosystem/crypto/deserialiser.rb

Overview

The base deserialiser for transactions.

Instance Method Summary collapse

Constructor Details

#initialize(serialised) ⇒ Deserialiser

Returns a new instance of Deserialiser.



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# File 'lib/arkecosystem/crypto/deserialiser.rb', line 7

def initialize(serialised)
  @serialised = serialised
  @binary = BTC::Data.data_from_hex(@serialised)

  @handlers = %w[
    Transfer
    SecondSignatureRegistration
    DelegateRegistration
    Vote
    MultiSignatureRegistration
    Ipfs
    TimelockTransfer
    MultiPayment
    DelegateResignation
  ]
end

Instance Method Details

#deserialise ⇒ Object 



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# File 'lib/arkecosystem/crypto/deserialiser.rb', line 24

def deserialise
  transaction = {}
  transaction[:version] = @binary.unpack('C2').last
  transaction[:network] = @binary.unpack('C3').last
  transaction[:type] = @binary.unpack('C4').last
  transaction[:timestamp] = @binary.unpack('V2').last
  transaction[:sender_public_key] = @binary.unpack('H16H66').last
  transaction[:fee] = @binary.unpack('C41Q<').last

  vendor_field_length = @binary.unpack('C49C1').last

  if vendor_field_length > 0
    vendor_field_offset = (41 + 8 + 1) * 2
    vendor_field_take = vendor_field_length * 2

    transaction[:vendor_field_hex] = @binary.unpack("H#{vendor_field_offset}H#{vendor_field_take}").last
  end

  asset_offset = (41 + 8 + 1) * 2 + vendor_field_length * 2

  transaction = handle_type(asset_offset, transaction)

  transaction[:amount] = 0 unless transaction[:amount]

  if transaction[:version] == 1 || transaction[:version].empty?
    transaction = handle_version_one(transaction)
  end

  transaction
end