Simple script that helps in migrating mp3 files to one central iTunes library.

sweep-tunes.rb

#!/usr/bin/env ruby
#= sweep-tunes
require 'rubygems'
require 'broom'

if ARGV.size != 1
  puts "usage: sweep-tunes <path>"
  exit
end

wdir = ARGV[0]
script = <<-EOS
tell application "iTunes"
  launch
  add file "%s" to playlist "Library" of source "Library"
end tell
EOS

Broom.sweep(wdir, :pattern => "*.{mp3,m4a}") do |file|
  command = "osascript -e '#{script % [file.gsub('/', ':')]}'"
  puts "#{command}"
  stdout = `#{command}`
  raise stdout unless $? == 0
end