Module: FFaker::IdentificationKr

Extended by:
IdentificationKr, ModuleUtils
Included in:
IdentificationKr
Defined in:
lib/ffaker/identification_kr.rb

Instance Method Summary collapse

Methods included from ModuleUtils

const_missing, k, luhn_check, underscore, unique

Methods included from RandomUtils

#fetch_sample, #rand, #shuffle

Instance Method Details

#rrn ⇒ Object

Resident Registration Number ko.wikipedia.org/wiki/%EC%A3%BC%EB%AF%BC%EB%93%B1%EB%A1%9D%EB%B2%88%ED%98%B8



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# File 'lib/ffaker/identification_kr.rb', line 10

def rrn
  birth = fetch_sample(Date.new(1970, 1, 1)..Date.new(1999, 12, 31)).strftime('%y%d%m')
  sex = fetch_sample([1, 2])
  loc = FFaker.numerify("#{fetch_sample(Array('00'..'95'))}###")
  a, b, c, d, e, f, g, h, i, j, k, l = "#{birth}#{sex}#{loc}".split(//).map(&:to_i)
  checksum = (11 - (2 * a + 3 * b + 4 * c + 5 * d + 6 * e + 7 * f + 8 * g + 9 * h + 2 * i + 3 * j + 4 * k + 5 * l) % 11) % 10
  "#{birth}-#{sex}#{loc}#{checksum}"
end