Text to speech through tts-api.com

tts-usage.rb

#!/usr/bin/env ruby

require_relative 'tts'

class String
  include TTS::String
end

"fuck yeah".to_speech

tts.rb

#!/usr/bin/env ruby

# string.to_speech through tts-api.com

require 'net/http'

SERVICE_URI_FORMAT = "http://tts-api.com/tts.mp3?q=%s"

module TTS
  class Speech
    def initialize text
      response  = get_response(SERVICE_URI_FORMAT % text.to_url)

      @text     = text
      @location = response['location']
      @filename = text.to_filename('mp3')
    end

    def to_mp3
      download_here @location, @filename
    end

    def to_s
      [@text, @location, @filename].join(' -> ')
    end

    private

    def get_response service_uri
      Net::HTTP.get_response(URI.parse(service_uri))
    end

    def download_here url, filename
      system "curl -o #{filename} #{url}"
    end
  end

  module String
    def to_speech
      speech = Speech.new(self)

      puts speech

      speech.to_mp3
    end

    def to_url
      gsub(' ', '+').safe
    end

    def to_filename extension = 'bin'
      [(gsub(' ', '_')).safe, extension].join('.')
    end

    def safe
      downcase.strip.gsub(/[^\w-]/, '')
    end
  end
end

Blog post: http://blog.davidanguita.name/2012/11/23/text-to-speech-through-tts-api-com/