def LoginFB():
"""
Inputs : Nothing.
Does : Logins to facebook given account.
Returns : Browser Object, Access Token.
"""
user = raw_input("Your Facebook Login ID: ")
passw = getpass.getpass()
# Initialize the needed modules
CHandler = urllib2.HTTPCookieProcessor(cookielib.CookieJar())
browser = urllib2.build_opener(CHandler)
browser.addheaders = [('User-agent', 'Mozilla/5.0 (X11; Linux i686 on x86_64; rv:7.0.1) Gecko/20100101 Firefox/7.0.1')]
urllib2.install_opener(browser)
# Initialize the cookies and get the post_form_data
print 'Initializing..'
#uses decorator to keep trying ten times
(res) = openlink(browser, 'http://m.facebook.com/index.php')
mxt = re.search('name="post_form_id" value="(\w+)"', res.read())
pfi = mxt.group(1)
print 'Using PFI: %s' % pfi
res.close()
# Initialize the POST data
data = urllib.urlencode({
'lsd' : '',
'post_form_id' : pfi,
'charset_test' : urllib.unquote_plus('%E2%82%AC%2C%C2%B4%2C%E2%82%AC%2C%C2%B4%2C%E6%B0%B4%2C%D0%94%2C%D0%84'),
'email' : user,
'pass' : passw,
'login' : 'Log+In'
})
# Login to Facebook
print 'Logging in to account ' + user
#Trying to connect to FB and retrying if failes
connected = False
errval = 0
while not connected:
try:
errval +=1
res = browser.open('https://www.facebook.com/login.php?m=m&refsrc=http%3A%2F%2Fm.facebook.com%2Findex.php&refid=8', data)
connected = True
except :
time.sleep(5)
print "Trying to Login Again to Facebook, count = " + str(errval)
if errval == 10:
break;
pass
#If Log out value is not shown, something went wrong, check your localization of your account,
#maybe its in some other language.
rcode = res.code
if not re.search('Logout', res.read()):
print 'Login Failed'
# For Debugging (when failed login)
fh = open('debug.html', 'w')
fh.write(res.read())
fh.close
# Exit the execution :(
exit(2)
res.close()
# Get Access Token
#Keep retyring till you get it, using decorators here.
(res) = openlink(browser,'http://developers.facebook.com/docs/reference/api')
#Extract the access token value
conft = res.read()
mat = re.search('access_token=(.*?)"', conft)
acct = mat.group(1)
print 'Using access token: %s' % acct
return (browser, acct)
