Class: Luhn::CivicNumber

Inherits:
Object
  • Object
show all
Defined in:
lib/luhn/civic_number.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(string) ⇒ CivicNumber

Returns a new instance of CivicNumber.



7
8
9
 
# File 'lib/luhn/civic_number.rb', line 7

def initialize(string)
  @civic_number = cleanup_string(string.to_s)
end

Instance Attribute Details

#civic_number ⇒ Object (readonly)

Returns the value of attribute civic_number.



5
6
7
 
# File 'lib/luhn/civic_number.rb', line 5

def civic_number
  @civic_number
end

Class Method Details

.generate ⇒ Object 



52
53
54
55
 
# File 'lib/luhn/civic_number.rb', line 52

def generate
  date = Time.local(Time.now.year - rand(100) - 1, rand(12) + 1, rand(31) + 1)
  Luhn.generate(10, :prefix => date.strftime("%y%m%d"))
end

Instance Method Details

#birth_date ⇒ Object 



35
36
37
38
39
40
41
 
# File 'lib/luhn/civic_number.rb', line 35

def birth_date
  @date ||= OpenStruct.new({
    :year  => civic_number[0...2].to_i,
    :month => civic_number[2...4].to_i,
    :day   => civic_number[4...6].to_i
  })
end

#control_digit ⇒ Object 



19
20
21
 
# File 'lib/luhn/civic_number.rb', line 19

def control_digit
  @control_digit ||= Luhn.control_digit(civic_number[0...9])
end

#female? ⇒ Boolean

Returns:

  • (Boolean) 


27
28
29
 
# File 'lib/luhn/civic_number.rb', line 27

def female?
  sex == 'female'
end

#formatted ⇒ Object 



43
44
45
 
# File 'lib/luhn/civic_number.rb', line 43

def formatted
  to_s.insert(civic_number.length - 4, "-")
end

#male? ⇒ Boolean

Returns:

  • (Boolean) 


31
32
33
 
# File 'lib/luhn/civic_number.rb', line 31

def male?
  sex == 'male'
end

#sex ⇒ Object 



23
24
25
 
# File 'lib/luhn/civic_number.rb', line 23

def sex
  @sex ||= valid? ? (civic_number[8...9].to_i.even? ? 'female' : 'male') : 'unknown'
end

#to_s ⇒ Object 



47
48
49
 
# File 'lib/luhn/civic_number.rb', line 47

def to_s
  civic_number
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


11
12
13
 
# File 'lib/luhn/civic_number.rb', line 11

def valid?
  @valid ||= civic_number.length == 10 && valid_date? && Luhn.valid?(civic_number)
end

#valid_date? ⇒ Boolean

Returns:

  • (Boolean) 


15
16
17
 
# File 'lib/luhn/civic_number.rb', line 15

def valid_date?
  (1..12).include?(birth_date.month) && (1..31).include?(birth_date.day)
end