Class: ACH::ACHFile

Inherits:
Object
  • Object
show all
Includes:
FieldIdentifiers
Defined in:
lib/ach/ach_file.rb

Constant Summary

Constants included from FieldIdentifiers

FieldIdentifiers::ENCODING_OPTIONS

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from FieldIdentifiers

#const_field, #field, #left_justify, #spaceless_routing_field

Constructor Details

#initialize(data = nil) ⇒ ACHFile

Returns a new instance of ACHFile.



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# File 'lib/ach/ach_file.rb', line 11

def initialize data=nil
  @batches = []
  @header = Records::FileHeader.new
  @control = Records::FileControl.new

  if data
    if (data.encode(Encoding.find('ASCII'),ENCODING_OPTIONS) =~ /\n|\r\n/).nil?
      parse_fixed(data)
    else
      parse(data)
    end
  end
end

Instance Attribute Details

#batches ⇒ Object (readonly)

Returns the value of attribute batches.



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# File 'lib/ach/ach_file.rb', line 7

def batches
  @batches
end

#control ⇒ Object (readonly)

Returns the value of attribute control.



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# File 'lib/ach/ach_file.rb', line 9

def control
  @control
end

#header ⇒ Object (readonly)

Returns the value of attribute header.



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# File 'lib/ach/ach_file.rb', line 8

def header
  @header
end

Instance Method Details

#parse(data) ⇒ Object 



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# File 'lib/ach/ach_file.rb', line 82

def parse data
  fh =  self.header
  batch = nil
  bh = nil
  ed = nil

  data.strip.split(/\n|\r\n/).each do |line|
    type = line[0].chr
    case type
    when '1'
      fh.immediate_destination          = line[03..12].strip
      fh.immediate_origin               = line[13..22].strip
      fh.transmission_datetime          = Time.utc('20'+line[23..24], line[25..26], line[27..28], line[29..30], line[31..32])
      fh.file_id_modifier               = line[33..33]
      fh.immediate_destination_name     = line[40..62].strip
      fh.immediate_origin_name          = line[63..85].strip
      fh.reference_code                 = line[86..93].strip
    when '5'
      self.batches << batch unless batch.nil?
      batch = ACH::Batch.new
      bh = batch.header
      bh.company_name                   = line[4..19].strip
      bh.company_identification         = line[40..49].gsub(/\A1/, '')

      # Does not try to guess if company identification is an EIN
      # TODO fix differently when I feel like breaking backwards
      # compatibility.
      bh.full_company_identification    = line[40..49]
      bh.standard_entry_class_code      = line[50..52].strip
      bh.company_entry_description      = line[53..62].strip
      bh.company_descriptive_date       = Date.parse(line[63..68]) rescue nil # this can be various formats
      bh.effective_entry_date           = Date.parse(line[69..74])
      bh.originating_dfi_identification = line[79..86].strip
    when '6'
      ed = ACH::CtxEntryDetail.new
      ed.transaction_code               = line[1..2]
      ed.routing_number                 = line[3..11]
      ed.                 = line[12..28].strip
      ed.amount                         = line[29..38].to_i # cents
      ed.individual_id_number           = line[39..53].strip
      ed.individual_name                = line[54..75].strip
      ed.originating_dfi_identification = line[79..86]
      ed.trace_number                   = line[87..93].to_i
      batch.entries << ed
    when '7'
      type_code = line[1..2]
      ad = case type_code
      when '98'
        ACH::Addendum::NotificationOfChange.new
      when '99'
        ACH::Addendum::Return.new
      else
        ACH::Addendum.new
      end
      ad.type_code                      = type_code
      ad.payment_data                   = line[3..82].strip
      ad.sequence_number                = line[83..86].strip.to_i
      ad.entry_detail_sequence_number   = line[87..93].to_i
      ed.addenda << ad
    when '8'
      # skip
    when '9'
      # skip
    else
      raise "Didn't recognize type code #{type} for this line:\n#{line}"
    end
  end

  self.batches << batch unless batch.nil?
  to_s
end

#parse_fixed(data) ⇒ Object 



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# File 'lib/ach/ach_file.rb', line 76

def parse_fixed data
  # replace with a space to preserve the record-lengths
  encoded_data = data.encode(Encoding.find('ASCII'),{:invalid => :replace, :undef => :replace, :replace => ' '})
  parse encoded_data.scan(/.{94}/).join("\n")
end

#report ⇒ Object 



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# File 'lib/ach/ach_file.rb', line 57

def report
  to_s # To ensure correct records
  lines = []

  @batches.each do | batch |
    batch.entries.each do | entry |
      lines << left_justify(entry.individual_name + ": ", 25) +
          sprintf("% 7d.%02d", entry.amount / 100, entry.amount % 100)
    end
  end
  lines << ""
  lines << left_justify("Debit Total: ", 25) +
      sprintf("% 7d.%02d", @control.debit_total / 100, @control.debit_total % 100)
  lines << left_justify("Credit Total: ", 25) +
      sprintf("% 7d.%02d", @control.credit_total / 100, @control.credit_total % 100)

  lines.join("\r\n")
end

#to_s ⇒ Object 



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# File 'lib/ach/ach_file.rb', line 25

def to_s
  records = []
  records << @header

  @batches.each_with_index do |batch, index|
    batch.header.batch_number ||= index + 1
    records += batch.to_ach
  end
  records << @control

  nines_needed = 10 - (records.length % 10)
  nines_needed = nines_needed % 10
  nines_needed.times { records << Records::Nines.new() }

  @control.batch_count = @batches.length
  @control.block_count = (records.length / 10).ceil

  @control.entry_count = 0
  @control.debit_total = 0
  @control.credit_total = 0
  @control.entry_hash = 0

  @batches.each do | batch |
    @control.entry_count += batch.entries.inject(0) { |total, entry| total + entry.records_count }
    @control.debit_total += batch.control.debit_total
    @control.credit_total += batch.control.credit_total
    @control.entry_hash += batch.control.entry_hash
  end

  records.collect { |r| r.to_ach }.join("\r\n") + "\r\n"
end