Script para mirar las notas en la intra de la EUITT

require 'rubygems'
require 'mechanize'
require 'prowl'

@@asignaturas = {}
p = Prowl.new(:apikey => "**************************", :application => "EUITT Grades")

while TRUE
  agent = Mechanize.new

  page = agent.get("https://intra.euitt.upm.es/main/login/")
  #page = agent.get("file:///home/blaid/proyectos/euitt/Escuela%20Universitaria%20de%20Ingenier%C3%ADa%20T%C3%A9cnica%20de%20Telecomunicaciones.html")
  form = page.forms.first
  form.field_with(:name => "user").value = "bofernan"
  form.field_with(:name => "pass").value = "***********"
  page = form.submit form.buttons.first

  page = page.link_with(:text => "Consulta de notas").click
  asigs = page.parser.xpath('//*[contains(concat( " ", @class, " " ), concat( " ", "normal", " " )) and (((count(preceding-sibling::*) + 1) = 1) and parent::*)]//b').to_a
  notas = page.parser.xpath('//*[contains(concat( " ", @class, " " ), concat( " ", "normal", " " )) and (((count(preceding-sibling::*) + 1) = 2) and parent::*)]//b').to_a

  asigs.map!{|a| a.to_s.gsub!("<b>","").gsub!("</b>","")}
  notas.map!{|n| n.to_s.scan(/\d,\d|No presentado/).first}

  asigs.each_with_index do |a,index|
    if @@asignaturas[a]
      @@asignaturas[a][:grade] = notas[index]
    else
      @@asignaturas[a] = {:grade => notas[index]}
    end
  end

  @@asignaturas.each do |key,value|
    if value[:grade] and !value[:notified]
      puts "Asignatura: #{key} - #{value[:grade]}"
      p.add(:event => "Nota publicada!", :description => "Has sacado un #{value[:grade]} en #{key}")
      value[:notified] = true
    end
  end

  sleep(10)
end