Module: SimpleCaptcha::AudioHelpers

Includes:
ESpeak
Included in:
Middleware
Defined in:
lib/simple_audio_captcha/audio_helpers.rb

Instance Method Summary collapse

Instance Method Details

#generate_simple_audio_captcha(simple_captcha_key) ⇒ Object 



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# File 'lib/simple_audio_captcha/audio_helpers.rb', line 7

def generate_simple_audio_captcha(simple_captcha_key)
  captcha_value = Utils::simple_captcha_value(simple_captcha_key)
  make_audio_from_captcha(captcha_value)
end

#make_audio_from_captcha(captcha_str) ⇒ Object 



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# File 'lib/simple_audio_captcha/audio_helpers.rb', line 12

def make_audio_from_captcha(captcha_str)
  audio = make_audio_from_char(captcha_str.chars.first)
  captcha_str.chars.drop(1).inject(audio) { |audio_accumalator, char| audio_accumalator << make_audio_from_char(char) }
end

#make_audio_from_char(char) ⇒ Object 



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# File 'lib/simple_audio_captcha/audio_helpers.rb', line 17

def make_audio_from_char(char)
  Speech.new(char,
             voice: SimpleCaptcha.voice,
             pitch: SimpleCaptcha.pitch,
             speed: SimpleCaptcha.speed).bytes.force_encoding('ASCII-8BIT')
end