gistfile1.rb

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

keywords = ['marie', 'dusch', 'spinning', '6:15']
#keywords = ['bodypump', '5:10', 'kimi', 'hori']

users = [['user1', 'password1'], ['user2', 'password2']]

puts "Registering for class #{keywords.inspect}"

users.each do |user|
email, password = user
puts email, password
#choose club 'ucsf'
agent = Mechanize.new
agent.user_agent = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.5; rv:5.0) Gecko/20100101 Firefox/5.0"
page = agent.get('http://www.xpiron.com/schedule')
lookup_form = page.form('chooseForm')
lookup_form.pUrl = 'ucsf'
page = agent.submit(lookup_form)

#login
login_form = page.form('login')
login_form.pEmailAddr = email
login_form.pPassword = password
page = agent.submit(login_form)

#click PARNASSUS GROUP FITNESS link
page = page.link_with(:text => 'PARNASSUS   GROUP FITNESS').click

#click the signup link
page = page.links.select {|link| link.href =~ /^Booking.*/}.first.click

#find the right class
matches = page.search('//a[starts-with(@href, "Group")]').select do |link|
  text = link.parent.parent.parent.text.downcase
  keywords.map {|k| text.index(k)}.compact.count == keywords.count
end

if matches.count == 0
  puts "Could not find class with keywords #{keywords.inspect}"
  exit(0)
end

href = matches.first["href"]
group_event_id = href.match(/pGroupEventID=(\d+)/)[1]
service_id = href.match(/pServiceID=(\d+)/)[1]

#Click "Make booking"
bookingUrl = "Group?pAction=630&pFunction=PA&pGroupEventID=#{group_event_id}&pServiceID=#{service_id}"
page = agent.get(bookingUrl)

if page.title =~ /^Booking Not Allowed/
  puts "Booking Not Allowed - Trying to book too early"
  next
end

#Click "Okay"
signup_form = page.forms[0]
signup_form.pAction = "630"
signup_form.pFunction="C"
signup_form.pBookingType="CL"
signup_form.pRecalculate="Y"
page = agent.submit(signup_form)

puts "Success!"
end