Class: Oplop

Inherits:
Object
  • Object
show all
Defined in:
lib/oplop.rb,
lib/oplop/cli.rb,
lib/oplop/version.rb

Defined Under Namespace

Modules: Cli

Constant Summary collapse

LEGACY_LENGTH = 
8
DEFAULT_LENGTH = 
16
VERSION = 
"2.0.0"

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ Oplop

Returns a new instance of Oplop.



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# File 'lib/oplop.rb', line 14

def initialize(args={})
  @master = args[:master]
  @label = args[:label]
  @length = args[:length] || DEFAULT_LENGTH

  if @label =~ /^([0-9]*)?\*/
    (@length, @label) = @label.split('*')
    @length = length.to_i
    @length = LEGACY_LENGTH if length <= 0
  end
end

Instance Attribute Details

#label ⇒ Object (readonly)

Returns the value of attribute label.



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# File 'lib/oplop.rb', line 5

def label
  @label
end

#length ⇒ Object (readonly)

Returns the value of attribute length.



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# File 'lib/oplop.rb', line 5

def length
  @length
end

#master ⇒ Object (readonly)

Returns the value of attribute master.



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# File 'lib/oplop.rb', line 5

def master
  @master
end

Class Method Details

.password(args = {}) ⇒ Object 



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# File 'lib/oplop.rb', line 10

def self.password(args={})
  self.new(args).password
end

Instance Method Details

#master_label ⇒ Object 



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# File 'lib/oplop.rb', line 26

def master_label
  @master_label ||= '%s%s' % [ master, label ]
end

#password ⇒ Object 



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# File 'lib/oplop.rb', line 30

def password
  password = Base64.urlsafe_encode64(Digest::MD5.digest(master_label))

  if password.respond_to?(:encode)
    password = password.encode('UTF-8')
  end

  if m = password.match(/\d+/)
    password = '%s%s' % [ m[0], password ] if (m.begin(0) >= length)
  else
    password = '1%s' % password
  end

  password[0,length]
end