generate-appshelf-import.rb

#!/usr/bin/env ruby -wKU

require 'nokogiri'
require 'time'

receipt_file = ARGV.shift || ''
if receipt_file.empty?
  puts "please point me to your receipt file"
  exit 1
end

doc = Nokogiri.HTML(IO.read(receipt_file))

def write_keypair(filehandle, name, value, type='string')
  filehandle.puts "\t\t<key>#{name}</key>"
  filehandle.puts "\t\t<#{type}>#{value}</#{type}>"
end

purchasedDate = Time.now.utc.iso8601

outfile = receipt_file + ".appshelf"

File.open(outfile, "w") do |out|
  out.puts %Q{<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<array>
}

  (doc / "div.license").each do |license|
    link = (license / "div[@class='appname'] / a").first
    next unless link

    out.puts "\t<dict>"
    write_keypair(out, :appName, link.text)
    write_keypair(out, :details, '')
    # directoryName
    write_keypair(out, :homepage, link.attribute('href'))
    write_keypair(out, :price, '$19.95 (Bundle)')
    write_keypair(out, :purchasedDate, purchasedDate, 'date')
    # purchasedVersion

    labels = (license / "table tr th").map{|e| e.text }
    values = (license / "table tr td").map{|e| e.text }
    registrationData = Hash[*labels.zip(values).flatten]

    write_keypair(out, :registrationEmail, registrationData['Email:'])
    write_keypair(out, :registrationName, registrationData['Name:'])
    write_keypair(out, :registrationSerialKey, registrationData['Serial:'])

    write_keypair(out, :wherePurchased, 'http://www.macheist.com')
    out.puts "\t</dict>"
  end

  out.puts %Q{</array>\n</plist>}
end