scraper.rb

require 'nokogiri'
require 'open-uri'
require 'cgi'

episodes = Array.new

doc = Nokogiri::HTML(open("http://www.notificationcenter.tv/feed.rss"))

episodes = doc.xpath("//item")

episodes.reverse.each do |e| 
  title = e.xpath("title").map { |node| node.text.strip }.first
  date = e.xpath("pubdate").map { |node| node.text.strip }.first
  description = e.xpath("description").map { |node| node.text.strip }.first
  audio = e.xpath("enclosure").map { |node| [node.attributes["url"], node.attributes["length"]] }.first
  duration = e.xpath("duration").map { |node| CGI.unescapeHTML(node.text.strip) }.first

  content = e.xpath("//encoded").map { |node| node.text.strip }.first
  tree = Nokogiri::HTML(content)
  anchors = tree.xpath("//li/a")

  links = anchors.map { |node| [node.text, node.attributes["href"].to_s] }

  puts "- title: #{title}"
  puts "  date: #{date}"
  puts "  audio: #{audio[0]}"
  puts "  file_length: #{audio[1]}"
  puts "  duration: \"#{duration}\""
  puts "  description: #{description}"
  puts "  links:"
  puts links.map { |link| "  - text: #{link[0]}\n    href: #{link[1]}" }

end