Class: VisualCaptcha::Captcha

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(number = 4) ⇒ Captcha

Returns a new instance of Captcha.



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# File 'lib/visualcaptcha.rb', line 41

def initialize(number=4)
  @number = number
  @answers = [
      Option.new('airplane', 'airplane.png', 'Airplane'),
      Option.new('balloons', 'balloons.png', 'Balloons'),
      Option.new('camera', 'camera.png', 'Camera'),
      Option.new('car', 'car.png', 'Car'),
      Option.new('cat', 'cat.png', 'Cat'),
      Option.new('chair', 'chair.png', 'Chair'),
      Option.new('clip', 'clip.png', 'Clip'),
      Option.new('clock', 'clock.png', 'Clock'),
      Option.new('cloud', 'cloud.png', 'Cloud'),
      Option.new('computer', 'computer.png', 'Computer'),
      Option.new('envelope', 'envelope.png', 'Envelope'),
      Option.new('eye', 'eye.png', 'Eye'),
      Option.new('flag', 'flag.png', 'Flag'),
      Option.new('folder', 'folder.png', 'Folder'),
      Option.new('foot', 'foot.png', 'Foot'),
      Option.new('graph', 'graph.png', 'Graph'),
      Option.new('house', 'house.png', 'House'),
      Option.new('key', 'key.png', 'Key'),
      Option.new('lamp', 'lamp.png', 'Lamp'),
      Option.new('leaf', 'leaf.png', 'Leaf'),
      Option.new('lock', 'lock.png', 'Lock'),
      Option.new('magnifying-glass', 'magnifying-glass.png', 'Magnifying Glass'),
      Option.new('man', 'man.png', 'Man'),
      Option.new('music-note', 'music-note.png', 'Music Note'),
      Option.new('pants', 'pants.png', 'Pants'),
      Option.new('pencil', 'pencil.png', 'Pencil'),
      Option.new('printer', 'printer.png', 'Printer'),
      Option.new('robot', 'robot.png', 'Robot'),
      Option.new('scissors', 'scissors.png', 'Scissors'),
      Option.new('sunglasses', 'sunglasses.png', 'Sunglasses'),
      Option.new('tag', 'tag.png', 'Tag'),
      Option.new('tree', 'tree.png', 'Tree'),
      Option.new('truck', 'truck.png', 'Truck'),
      Option.new('tshirt', 'tshirt.png', 'T-Shirt'),
      Option.new('umbrella', 'umbrella.png', 'Umbrella'),
      Option.new('woman', 'woman.png', 'Woman'),
      Option.new('world', 'world.png', 'World')
  ]

  #@$this->answers = array(
  #    'tshirt'   => array(self::$imagesPath . 'tshirt.png',   'T-Shirt'),
  #    'umbrella' => array(self::$imagesPath . 'umbrella.png', 'Umbrella'),
  #    'woman'	=> array(self::$imagesPath . 'woman.png',	'Woman'),
  #    'world'	=> array(self::$imagesPath . 'world.png',	'World'),
  #);
end

Instance Attribute Details

#number ⇒ Object

Returns the value of attribute number.



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# File 'lib/visualcaptcha.rb', line 39

def number
  @number
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/visualcaptcha.rb', line 91

def build
  #shuffle the options
  opts = @answers.shuffle

  #pick a random answer
  answer = opts.sample
  opts.reject! { |c| c.id == answer.id }
  others = []

  #pick the remaining clues
  (1..@number-1).to_a.each_with_index do |c,i|

    possible = opts.sample
    others << possible
    opts.reject! { |c| c.id == possible.id }
  end
  #return the challenge
  Challenge.new(answer,others)
end