Recursive ID3 convert CP1251 to Unicode

gistfile1.rb

require 'rubygems'
require 'id3lib'
require 'iconv'

def encode (filename)
  puts "encode #{filename}"
  tag = ID3Lib::Tag.new(filename)
  for f in tag
    if f[:text]
      f[:text] = Iconv.conv('UTF-16BE','CP1251',f[:text])
      f[:textenc] = 1
    end
    if f[:description]
      f[:description] = Iconv.conv('UTF-16BE','CP1251',f[:description])
      f[:textenc] = 1
    end
  end
  #puts tag
  tag.update!
end

def rename_tree (path)
  Dir.open(path) do |dir|
    for file in dir
      next if file == '.' or file == '..'
      new_path = path + File::Separator + file
      if File.directory?(new_path)
        stats = rename_tree(new_path)
      else
        stats = encode(new_path) if file =~ /.*\.mp3/i
      end
    end
  end
end