parser.rb

#!/usr/bin/env ruby

require 'capybara'
# require 'capybara/poltergeist'
require "selenium-webdriver"

Capybara.current_driver = :selenium

url = "http://qrlogic.pwn.seccon.jp:10080/game/"

s = Capybara::Session.new(:selenium)
# s = Capybara::Session.new(:poltergeist)
# s = Capybara::Session.new()

i = 0

begin
  s.visit url

  # 30.times do |i|
  loop do
    fname = "body%03d.txt" % [i]
    File.write(fname, s.body)

    puts s.body.match(/Stage: .*? \/ 30/)

    puts ans = `ruby solver.rb #{fname}`
    if ans == "ERROR"
      ans = gets
    end

    i += 1

    s.fill_in :ans, with: ans

    fname = "body%03d.txt" % [i]
    File.write(fname, s.body)
    # s.click_button 'Submit'

  end

rescue
  retry
end

solver.rb

#!/usr/bin/env ruby

require "nokogiri"
require 'capybara'
# require 'capybara/poltergeist'
require "selenium-webdriver"

SOLVER = "http://www.lancs.ac.uk/~simpsons/nonogram/auto"

s2 = Capybara::Session.new(:selenium)
# s2 = Capybara::Session.new(:poltergeist)

html = File.read(ARGV[0])
doc = Nokogiri::HTML.parse(html)

verti = []
doc.css("table tr:first-child th").map{|x| verti << x.css("span").map{|y| y.text.to_i } }
verti.shift

horiz = doc.css("th.rows").map{|x| x.text.split.map(&:to_i) }

s = ""
s += "width #{verti.count}\n"
s += "height #{horiz.count}\n\n"
s += "rows\n"
horiz.each{|h| s += h.join(?,); s += "\n" }
s += "columns\n"
verti.each{|v| s += v.join(?,); s += "\n" }

s2.visit SOLVER

s2.choose "Use text:"
s2.fill_in :field, with: s
s2.select "Text", from: "of"

sleep 1

s2.click_button "Start"

if s2.body.include? ("Error")

puts "ERROR"
else
File.write("qr.txt", s2.body)
puts `./sqrd.py qr.txt`
end