playaplay.rb

#!/usr/bin/env ruby -Ku

require 'rubygems'
require 'meow'

LIBDIR = '/Users/shenqi/Media/Music/' #set the path for itunes music library

def gomi_remover(string)
  return (`echo "#{string}" | iconv -f UTF-8-MAC -t UTF-8`).chomp
end

def get_files(dir)
  d = Dir::chdir(LIBDIR)
  @dir = File::expand_path(dir)
  return Dir.open(@dir).to_a.delete_if{|file|file =~ /^\./}
  d.close
end

def play(path, artist, album, title, type)
  puts 'Now Playing "' + title + '" from "' + album +'" by "' + artist + '" (' + type + ')'
  Meow.new("playaplay").notify(artist + ' / ' + album,  title )
  system("afplay \"#{path}\"")
end

lists = []
files = get_files(ARGV[0])
files.each do |file|
  path = @dir + '/' + file
  if file =~ /(aiff|aif)/
    artist = path.sub(/#{LIBDIR}(.*?)\/.*/){$1}
    album = path.sub(/.*\/(.*)\/\d.*$/){$1}
    t = file.sub(/(\d+?|\d-\d+?) (.*)\..*/){$2}.sub(/(.*) \d$/){$1}
    title = gomi_remover(t)
    n = lists.index{|item| item[3] == title}
    lists.delete(n.to_i) if n
    puts title + ' - aiff'
    lists << [path, artist, album, title, 'aiff']
  else
    info = (`ffmpeg -i "#{path}" 2>&1`)
    artist = info.sub(/.*artist * : (.*?)\n.*/m){$1}
    t = info.sub(/.*title * : (.*?)\n.*/m){$1} #なぜかファイル名が文字化けするので。
    title = gomi_remover(t)
    album = info.sub(/.*album * : (.*?)\n.*/m){$1}
    type  = info.sub(/.*Audio: (.*), \d+? Hz.*/m){$1}
    n = lists.index{|item| title.downcase === item[3].downcase}
    if n
      if lists[n][4] == 'aiff'
      elsif type == 'alac'
        lists.delete(n)
        puts title + ' - alac'
        lists << [path, artist, album, title, type] #使用不可文字が_に変わってると検索されない
      end
    else
      puts title + ' - aac'
      lists << [path, artist, album, title, type]
    end
  end
end
   
lists.each do |item|
  play(item[0], item[1], item[2], item[3], item[4])
end

Meow.new("playaplay").notify('playaplay.rb', 'has come to the end of the playlist')