practice macruby

mybridge.rb

framework "ScriptingBridge"

module MyBridge
  class ITunes
    attr_reader :lib, :lib_music
    def initialize
      @i = SBApplication.applicationWithBundleIdentifier("com.apple.iTunes")
      @lib = @i.sources[0].libraryPlaylists[0]
      @lib_music = @playlist = @i.sources[0].userPlaylists[0]
    end

    def quit; @i.quit; end
    def run; @i.run; end
    def act; @i.activate; end

    def playlist(str=nil)
      return @playlist unless str
      @playlist = @i.sources[0].userPlaylists.find{|x| x.name == str}
      @playlist = @lib_music unless @playlist
      return @playlist
    end

    def songs
      return @playlist.tracks
    end

    def files
      return @playlist.fileTracks
    end

    def play_playlist
      @playlist.playOnce(false) if @playlist
    end

    def play_song(song)
      song.playOnce(true) if song
    end

    def checkfile(track)
      # exchange: iTunesTrack to iTunesFileTrack
      ft = track.get
      return false if ft.location.nil?
      return true
    end

    def list_exist(str)
      a = @i.sources[0].userPlaylists.find{|x| x.name == str}
      return false unless a
      return true if a
    end

    def makelist(str)
      return playlist(str) if list_exist(str)
      # I dont know.
      # @i.makePlaylistWithProperties{name:"#{str}"} #=>(NoMethodError)
      a = "\'tell application \"iTunes\" to make playlist with properties {name:\"#{str}\"}\'"
      system("osascript -e #{a} -e 'return'")
      playlist(str)
    end

    def search(target=nil, w, opt)
      # target: only track.name
      wx = Regexp.new(w, opt)
      a = @lib_music.tracks.find_all{|x| wx.match(x.name)}
      return nil if a.empty?
      return a
    end

    def sort(target=nil, ary)
      # target: only track.name
      ary.sort_by{|x| x.name}
    end

    def trackmovetolist(ary, list)
      a = songs.map{|x| x.databaseID}
      ary.each{|y| y.duplicateTo(list) unless a.find_index(y.databaseID)}
    end
  end
end

i = MyBridge::ITunes.new()
i.run
#i.act
#p i.playlist("トップレート")
#p i.songs[0..11]
p ary = i.search("I", false)
exit unless ary
p list = i.makelist("abc")
p i.playlist.name
i.trackmovetolist(ary, list)
i.play_playlist