Module: QuickCaptcha::CaptchaUtils

Included in:
ControllerValidation, ViewHelpers
Defined in:
lib/quick_captcha/captcha_utils.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.simple_captcha_matches?(captcha, key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/quick_captcha/captcha_utils.rb', line 12

def self.simple_captcha_matches?(captcha, key)
  captcha && captcha.delete(" ").upcase == simple_captcha_value(key)
end

.simple_captcha_passed!(key) ⇒ Object 



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# File 'lib/quick_captcha/captcha_utils.rb', line 16

def self.simple_captcha_passed!(key)
  SimpleCaptchaData.remove_data(key)
end

.simple_captcha_value(key) ⇒ Object 



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# File 'lib/quick_captcha/captcha_utils.rb', line 8

def self.simple_captcha_value(key)
  SimpleCaptchaData.get_data(key).value rescue nil
end

Instance Method Details

#generate_simple_captcha_key ⇒ Object 



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# File 'lib/quick_captcha/captcha_utils.rb', line 38

def generate_simple_captcha_key
  session_id = session[:id] || 
    request.respond_to?(:session_options) ?
      request.session_options[:id] : session.session_id
  Digest::SHA1.hexdigest(Time.now.to_s + session_id.to_s)
end

#simple_captcha_key ⇒ Object 



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# File 'lib/quick_captcha/captcha_utils.rb', line 34

def simple_captcha_key
  session[:simple_captcha] ||= generate_simple_captcha_key
end

#simple_captcha_matches?(captcha) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/quick_captcha/captcha_utils.rb', line 24

def simple_captcha_matches?(captcha)
  QuickCaptcha::CaptchaUtils.simple_captcha_matches?(captcha, simple_captcha_key)
end

#simple_captcha_passed! ⇒ Object 



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# File 'lib/quick_captcha/captcha_utils.rb', line 28

def simple_captcha_passed!
  QuickCaptcha::CaptchaUtils.simple_captcha_passed!(simple_captcha_key).tap do
    session[:simple_captcha] = nil
  end
end

#simple_captcha_value ⇒ Object 



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# File 'lib/quick_captcha/captcha_utils.rb', line 20

def simple_captcha_value
  QuickCaptcha::CaptchaUtils.simple_captcha_value(simple_captcha_key)
end