Simple script to trigger the 'send to kindle' button on Instapaper

instakindle.rb

#!/usr/bin/env ruby

require 'rubygems'
require 'mechanize'

mecha = Mechanize.new { |agent| agent.user_agent_alias = 'Mac Safari' }

login = mecha.get("http://www.instapaper.com/user/login")
login.form_with(:action => '/user/login') do |f|
  f.username  = "instapaper@username.com"
  f.password  = "instapaper21" # if any
end.click_button

kindle_page = mecha.get("http://www.instapaper.com/user/kindle")
kindle_page.form_with(:action => '/user/kindle_send_now').click_button