Grab all tutorials files from dev.origami.org

origami_grabber.rb

#! /usr/bin/env ruby
require 'mechanize'

agent = Mechanize.new
url = "http://dev.origami.org/diagram.cfm?CurrentPage="
base = "http://dev.origami.org/"
21.times do |count|
  puts url+"#{count}"
  page = agent.get(url+"#{count+1}")
  page.links.each do |l|
    `wget -c #{base}#{l.uri.to_s} -O #{l.uri.to_s[25..-1]}` if l.uri.to_s.end_with?"pdf"
  end
end