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#!/usr/bin/env ruby
require 'taglib'
if ARGV.empty?
puts "ERROR: no argument given..."
puts "usage: tag-tracks TARGET_DIR"
exit 69
end
target_dir = ARGV.first
Dir.chdir("#{target_dir}")
puts "Tagging Tracks in #{Dir.pwd} ..."
mp3_files = Dir.glob("*").sort_by { |x| File.basename(x).downcase }
track_num = 1
mp3_files.each do |song|
song_name = File.basename(song, File.extname(song))
TagLib::MPEG::File.open(song) do |file|
tag = file.id3v2_tag
tag.track = track_num
tag.title = "#{song_name}"
file.save
track_num += 1
end
end
puts "Done!"
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