gistfile1.rb

    public_path = File.expand_path("public") + "/assets/sets"
    if(!File.directory?(public_path+"/#{@dj_set.podcast.alias}"))
      Dir.mkdir(public_path+"/#{@dj_set.podcast.alias}")
    end
    if(!File.file?(public_path+"/#{@dj_set.podcast.alias}/#{@dj_set.setTitle}.xml"))
      xml_file = File.new(public_path+"/#{@dj_set.podcast.alias}/#{@dj_set.setTitle}.xml","w")
        xml_file.puts @dj_set.to_xml(@dj_set)
      xml_file.close
    end
    if(!File.file?(public_path+"/#{@dj_set.podcast.alias}/#{@dj_set.setTitle}.json"))
      json_file = File.new(public_path+"/#{@dj_set.podcast.alias}/#{@dj_set.setTitle}.json","w")
        json_file.puts @dj_set.tracks.to_json( :include => { :artist => { :only => [:name, :large] } })
      json_file.close
    end