google-says.rb

# Saves an MP3 of the phrase using Google's text-to-voice.
#
# USAGE
#
# From the command line:
#
#   $ ruby google-say.rb Hello World
#
# Or you can just require it and call Google.say(phrase)
require 'open-uri'
require 'cgi'

class Google
  BASE = 'http://translate.google.com/translate_tts?tl=en&q='

  def self.say(phrase, target="google-say.mp3")
    raise ArgumentError, 'Too long bro' if phrase.size > 100
    phrase = CGI.escape(phrase)
    result = open(BASE + phrase)
    File.open(target, 'w+') { |f| f.write(result.read) }
    system("afplay #{target}")
  end
end

if __FILE__ == $0
  begin
    puts "Saying: #{ARGV.join(' ')}"
    Google.say(ARGV.join(' '))
  rescue ArgumentError => e
    abort e.message
  end
end