FbNotifier

import mechanize
import cookielib
import serial
import sys
import time
import warnings

warnings.filterwarnings("ignore")

serialPort = raw_input("Serial port: ")
try:
    ser = serial.Serial(serialPort, 9600)
    ser.timeout = None
except serial.SerialException:
    print "No device connected. Exiting..."
    time.sleep(1)
    sys.exit()


# Browser
br = mechanize.Browser()

# Cookie Jar
cj = cookielib.LWPCookieJar()
br.set_cookiejar(cj)

# Browser options
br.set_handle_equiv(True)
br.set_handle_gzip(True)
br.set_handle_redirect(True)
br.set_handle_referer(True)
br.set_handle_robots(False)

# User-Agent (this is cheating, ok?)
br.addheaders = [('User-agent', 'Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.1) Gecko/2008071615 Fedora/3.0.1-1.fc9 Firefox/3.0.1')]


r = br.open('http://m.facebook.com')
print "Connected to: " + br.title()

try:
  delay = input("How many seconds between two updates? ")
  while(delay < 5):
      delay = input("You must insert a number greater than or equal to 5: ")
except:
  print "You must insert a number. Exiting..."
  time.sleep(1)
  sys.exit()

loggedIn = False
while (loggedIn == False):
  br.reload()
  # Select the first (index zero) form
  br.select_form(nr=0)

  br.form['email']='%s' % raw_input("Email: ")
  br.form['pass']='%s' % raw_input("Password: ")

  br.submit()
  response = br.response().read()
  z = response.count("<div class=\"acr aps abb\">")
  print "z = %i" % z
  #print response
  if (z == 0):
    loggedIn = True
  else:
    print "Wrong email or password."

while True:
  try:
    response = br.open('http://m.facebook.com/home.php?refid=0').read()
    i = response.count('<div class="c">')
  except:
    print "Error loading the page. Waiting 3 seconds.."
    time.sleep(3)
  if i > 1:
    print "New notifies!"
    ser.write("1")
  else:
    i = 0
    print "No new notifies."
    ser.write("0")
  time.sleep(delay)