PragPubinator: Script to download PragPub Magazine into your Dropbox folder

spike.rb

#! /usr/bin/env ruby

# Solution Spike, a down-n-dirty implementation of the desired functionality.

require 'rubygems'
require 'mechanize' # mechanize 2.4

target_directory = "#{ENV['HOME']}/Dropbox/Pragmatic Bookshelf/Magazines" # ruby 1.9
FileUtils.mkdir_p target_directory

# Randy the Gerbil's cousin
billy_the_hamster = Mechanize.new

puts "STARTING..."
1.upto(35) do |issue|
  puts "Fetching Issue #{issue}"
  surprise = billy_the_hamster.get("http://pragprog.com/magazines/download/#{issue}.epub")
  if surprise.class == Mechanize::File
    puts "Saving #{surprise.filename}..."
    local_filename = "#{target_directory}/#{surprise.filename}"
    surprise.save(local_filename) unless File.exists?(local_filename)
  else
    puts "Unable to download Issue #{issue}"
  end
end
puts "FINISHED!"