facebook chat logger

facebook_chat_logger.rb

# OSX only

%w/ubygems grope pit open-uri/.each {|g| require g }

def main
  url = 'http://www.facebook.com/'
  env = Grope::Env.new
  env.load(url)

  if env.document.title !~ /^Facebook/
    config = Pit.get("facebook.com", :require => {
        'username' => 'your username in facebook',
        'password' => 'your password in facebook'
      })

    doc = env.document
    doc.getElementById('email').value = config['username']
    doc.getElementById('pass').value = config['password']
    doc.getElementById('login_form').submit
    env.wait(1)
  end

  previous = []
  js = env.eval('return Grope')
  js.click(env.document.querySelector('#fbDockChatBuddylistNub .fbNubButton'))

  loop do
    current = env.document.querySelectorAll('.active').map do |item|
      item.textContent
    end

    log(current - previous, 'in')
    log(previous - current, 'out')

    previous = current.clone

    env.wait(1)
  end
end

def log(names, behavior)
  if names.size > 0
    msg = ['[' + behavior + ']', names.join(', ')].join(' ')
    STDERR.puts msg

    # https://gist.github.com/1021283
    open('http://localhost:5678/?text=' + URI.encode(msg))
  end
end

main