Change the track titles of EnglighPod mp3 files, so they are in the correct order in iTunes.

sort_englishpod.rb

# use gem 'ruby-mp3info'
require "mp3info"

dir_root = "/Users/keating/Music/EnglishPod 1-50/"
d = Dir.new(dir_root)
flags = ('A'..'Z').to_a
d.each do |dir_name|
  next if ['.', '..', '.DS_Store'].include?(dir_name)
  if File.directory?(dir_root + dir_name)
    dir = Dir.new(dir_root + dir_name)
    i = 0
    dir.each do |file_name|
      if File.extname(file_name) == '.mp3'
        path = "#{dir_root}/#{dir_name}/#{file_name}"
        title = "englishpod_#{dir_name}_#{flags[i]}"
        Mp3Info.open(path) do |mp3|
          mp3.tag.title = title
        end
        i += 1
      end
    end
  end
end