get gmail unread count in ruby

gistfile1.txt

#!/usr/bin/ruby
# gmail unread message count

require 'open-uri'
require 'rexml/document'

unread_count = open('https://mail.google.com/mail/feed/atom',
  :http_basic_authentication=>['you', 'secret']) do |f|
  doc = REXML::Document.new(f.read)
  doc.root.elements['//feed//fullcount/text()'].value.to_i
end