iso8583_require.rb

require 'da_funk/iso8583' # gem install da_funk

class WilliamMessage < ISO8583::Message
  include ISO8583
  mti_format N, :length => 4
  mti 200, "Authorization Request Acquirer Gateway"
  bmp  3  , "Processing Code"      , N          , :length =>  6
  bmp  4  , "Amount (Transaction)" , N          , :length => 12
  bmp  7  , "Amount (Transaction)" , N          , :length => 10
  bmp  11 , "Amount (Transaction)" , N          , :length => 6
  bmp  12 , "Amount (Transaction)" , N          , :length => 6
  bmp  13 , "Amount (Transaction)" , N          , :length => 4
  bmp  22 , "Amount (Transaction)" , N          , :length => 3
  bmp  32 , "Amount (Transaction)" , LLVAR_N
  bmp  35 , "Amount (Transaction)" , LLVAR_N
  bmp  41 , "Amount (Transaction)" , ANS        , :length => 8
  bmp  42 , "Amount (Transaction)" , ANS        , :length => 15
  bmp  45 , "Amount (Transaction)" , LLVAR_ANS
  bmp  48 , "Amount (Transaction)" , LLLVAR_ANS
  bmp  49 , "Amount (Transaction)" , AN         , :length => 3
  bmp  55 , "Amount (Transaction)" , LLLVAR_ANS
  bmp  61 , "Amount (Transaction)" , LLLVAR_ANS
end

@str = "02003238040120C98208003000000000000600060820125000005517125006080511100000001941379999701163750703=160320100190277164640000061100040000000000448 !'#$%&'()0123456789@ABCDEFGHIPQRSTUVWXY`abcdefg008003002019862705A0899997011637507039F02060000000006009F03060000000000009F1A020076950500804080005F2A0209869A031506089C01009F3704F6164711820258009F360200629F10200FA5F1A078F0000000000000000000010F0108520000000000000000000000009F260881CEEAA12263D32F9F2701809F0607A09900000010109F3403410302102001008EL0107SC002020000000002311315669050040160000000000003.3100500800000611006020000000000000INGENICO"
@iso = WilliamMessage.parse(@str, true)