mp3 tag render using Ruby

mp3_tags_render.rb

#!/usr/bin/env ruby
require 'rubygems' # necessary for ruby v1.8.*
require 'micro-optparse'

options = Parser.new do |p|
  p.option :path, 'folder location', default: 'String'
  p.option :album, 'album name', default: 'String'
  p.option :artist, 'artist name', default: 'String'
  p.option :songuse, 'filename or tags', default: 'String'
end.process!

full_path = File.absolute_path(options[:path])

Dir["#{full_path}/*.mp3"].each do |f_filename|
  song = File.basename(f_filename).gsub('.mp3', '')
  if options[:songuse] == 'tags'
    content = %x{ mutagen-inspect  '#{f_filename}' }
    song = content.match(/TIT2=(.*)/)[1]
    %x{ mv '#{f_filename}' '#{full_path}/#{song}.mp3' }
    next
  end
  %x{ mid3v2 --artist='#{options[:artist]}' --album='#{options[:album]}' --song='#{song}' '#{f_filename}' }
end

Before you use, please make sure you installed:

pip install mutagen
gem install micro-optparse

Usage:

If your MP3 tag info is correct, but file name is wrong: using tag info to update the file name

ruby mp3_tags_render.rb --path path/to/your/album_folder --album 'album name you want' --artist 'the artist name your want' --songuse 'tags'

If your file name is correct but tag info is not: Update tags by filename and input arguments

ruby mp3_tags_render.rb --path path/to/your/album_folder --album 'album name you want' --artist 'the artist name your want' --songuse 'filename'