Module: Knitkit::Extensions::Railties::ActionController::CaptchaHelper

Included in:
CaptchaController, Widgets::ContactUs::Base
Defined in:
lib/knitkit/extensions/railties/action_controller/captcha_helper.rb

Instance Method Summary collapse

Instance Method Details

#captcha_valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/knitkit/extensions/railties/action_controller/captcha_helper.rb', line 7

def captcha_valid?
  is_valid = nil

  captcha_session = VisualCaptcha::Session.new session

  captcha = VisualCaptcha::Captcha.new captcha_session
  frontend_data = captcha.frontend_data()

  if frontend_data.nil?
    is_valid = false
  else
    # If an image field name was submitted, try to validate it
    if ( image_answer = params[ frontend_data[ 'imageFieldName' ] ] )
      if captcha.validate_image image_answer
        is_valid = true
      else
        is_valid = false
      end
    elsif ( audio_answer = params[ frontend_data[ 'audioFieldName' ] ] )
      if captcha.validate_audio audio_answer.downcase
        is_valid = true
      else
        is_valid = false
      end
    else
      is_valid = false
    end
  end

  is_valid
end