gistfile1.builder

#!/bin/env ruby
## -*- coding: utf-8 -*-
#
require 'open-uri'
require 'nokogiri'

def name url
   "/music/ふぃあ通/" + url.split("/").last
end

html = Nokogiri(open('http://www.fear.co.jp/radio/fearradio.htm').read)
urls = html.search("//a[contains(@href, '.asx')]/@href")
urls
   .map{|url| "http://www.fear.co.jp/radio/" + url.to_s }
   .map{|url| open(url).read.force_encoding("sjis").encode('utf-8')}
   .map{|asx| Nokogiri(asx)}
   .map{|html| html.at("//ref/@href").to_s}
   .each{|url| FileUtils.mv(open(url), open(name(url),"w"))}