gistfile1.txt

#!/usr/bin/env ruby
# Translates using the rtranslate gem

$:.unshift(File::join(File::dirname(File::dirname(__FILE__)), "lib"))

require 'rtranslate'
require 'optparse'

options = {}
opts = OptionParser.new do |opts|
  opts.banner = <<-EOF
  Usage:
    rtranslate -f lang -t lang text
  EOF

  opts.on("-fLANG", "--from LANG", "From Language LANG") do |x|
    options[:from] = x
  end

  opts.on("-tLANG", "--to LANG", "To Language LANG") do |x|
    options[:to] = x
  end

  opts.on("-h", "--help", "Show this message") do
    puts opts
    exit
  end
end

opts.parse!(ARGV)
text = ARGV.shift || STDIN.readlines.join("\n")

if options[:from].nil? || options[:to].nil? || text.empty?
  puts opts
  exit
end

STDOUT.puts(Translate.t(text, options[:from], options[:to]))