class BrDocuments::IE::MG
Protected Instance Methods
format_ie(number)
click to toggle source
# File lib/br_documents/ie/mg.rb, line 11 def format_ie(number) number.sub(/(\d{3})(\d{3})(\d{3})(\d{4})/, '\\1.\\2.\\3/\\4') end
valid_check_digit?()
click to toggle source
# File lib/br_documents/ie/mg.rb, line 20 def valid_check_digit? @number.gsub!(/[\.\/-]/, '') number1 = "#{@number[0, 3]}0#{@number[3..10]}" weight1 = [1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, 2] digital_check1 = generate_first_digital_check(number1, weight1) number2 = "#{@number[0, 11]}#{digital_check1}" weight2 = [3, 2, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2] digital_check2 = generate_check_digit(number2, weight2) @number[-2, 2] == "#{digital_check1}#{digital_check2}" end
valid_format?()
click to toggle source
# File lib/br_documents/ie/mg.rb, line 15 def valid_format? regex = /^(\d{3}\.\d{3}\.\d{3}\/\d{4})$|^(\d{13})$/ regex.match(@number).present? end
Private Instance Methods
generate_first_digital_check(values, weights)
click to toggle source
# File lib/br_documents/ie/mg.rb, line 36 def generate_first_digital_check(values, weights) sum = 0 weights.each_index do |i| number = weights[i] * values[i].to_i sum += number < 10 ? number : number.to_s[0].to_i + number.to_s[1].to_i end next_dozen(sum) - sum end
next_dozen(number)
click to toggle source
# File lib/br_documents/ie/mg.rb, line 45 def next_dozen(number) number += 1 while number % 10 != 0 number end