class FactoryHelper::Code
Constants
- EAN_CHECK_DIGIT13
- EAN_CHECK_DIGIT8
Public Class Methods
ean(base = 13)
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By default generates 13 sign ean code in format 1234567890123 You can pass 8 to generate ean8 code
# File lib/factory-helper/code.rb, line 13 def ean(base = 13) base == 8 ? generate_base8_ean : generate_base13_ean end
isbn(base = 10)
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By default generates 10 sign isbn code in format 123456789-X You can pass 13 to generate new 13 sign code
# File lib/factory-helper/code.rb, line 7 def isbn(base = 10) base == 13 ? generate_base13_isbn : generate_base10_isbn end
rut()
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# File lib/factory-helper/code.rb, line 17 def rut value = Number.number(8) vd = rut_verificator_digit(value) value << "-#{vd}" end
Private Class Methods
generate_base10_isbn()
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# File lib/factory-helper/code.rb, line 25 def generate_base10_isbn values = regexify(/\d{9}/) remainder = sum(values) { |value, index| (index + 1) * value.to_i } % 11 values << "-#{remainder == 10 ? 'X' : remainder}" end
generate_base13_ean()
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# File lib/factory-helper/code.rb, line 49 def generate_base13_ean values = regexify(/\d{12}/) check_digit = 10 - values.split(//).each_with_index.inject(0){ |s, (v, i)| s + v.to_i * EAN_CHECK_DIGIT13[i] } % 10 values << (check_digit == 10 ? 0 : check_digit).to_s end
generate_base13_isbn()
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# File lib/factory-helper/code.rb, line 31 def generate_base13_isbn values = regexify(/\d{12}/) remainder = sum(values) { |value, index| index.even? ? value.to_i : value.to_i * 3 } % 10 values << "-#{((10 - remainder) % 10)}" end
generate_base8_ean()
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# File lib/factory-helper/code.rb, line 43 def generate_base8_ean values = regexify(/\d{7}/) check_digit = 10 - values.split(//).each_with_index.inject(0){ |s, (v, i)| s + v.to_i * EAN_CHECK_DIGIT8[i] } % 10 values << (check_digit == 10 ? 0 : check_digit).to_s end
rut_verificator_digit(rut)
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# File lib/factory-helper/code.rb, line 58 def rut_verificator_digit(rut) total = rut.to_s.rjust(8, '0').split(//).zip(%w(3 2 7 6 5 4 3 2)).collect{|a, b| a.to_i * b.to_i}.inject(:+) (11 - total % 11).to_s.gsub(/10/, 'k').gsub(/11/, '0') end
sum(values, &block)
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# File lib/factory-helper/code.rb, line 37 def sum(values, &block) values.split(//).each_with_index.inject(0) do |sum, (value, index)| sum + block.call(value, index) end end