227 lines
7.2 KiB
Python
Executable file
227 lines
7.2 KiB
Python
Executable file
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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Slixmpp: The Slick XMPP Library
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Copyright (C) 2010 Nathanael C. Fritz
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This file is part of Slixmpp.
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See the file LICENSE for copying permission.
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"""
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import sys
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import logging
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from getpass import getpass
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from optparse import OptionParser
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try:
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from httplib import HTTPSConnection
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from urllib import urlencode
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except ImportError:
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from urllib.parse import urlencode
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from http.client import HTTPSConnection
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import slixmpp
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from slixmpp.xmlstream import JID
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class ThirdPartyAuthBot(slixmpp.ClientXMPP):
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"""
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A simple Slixmpp bot that will echo messages it
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receives, along with a short thank you message.
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This version uses a thirdpary service for authentication,
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such as Facebook or Google.
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"""
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def __init__(self, jid, password):
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slixmpp.ClientXMPP.__init__(self, jid, password)
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# The X-GOOGLE-TOKEN mech is ranked lower than PLAIN
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# due to Google only allowing a single SASL attempt per
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# connection. So PLAIN will be used for TLS connections,
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# and X-GOOGLE-TOKEN for non-TLS connections. To use
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# X-GOOGLE-TOKEN with a TLS connection, explicitly select
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# it using:
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#
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# slixmpp.ClientXMPP.__init__(self, jid, password,
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# sasl_mech="X-GOOGLE-TOKEN")
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# The session_start event will be triggered when
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# the bot establishes its connection with the server
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# and the XML streams are ready for use. We want to
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# listen for this event so that we we can initialize
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# our roster.
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self.add_event_handler("session_start", self.start)
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# The message event is triggered whenever a message
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# stanza is received. Be aware that that includes
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# MUC messages and error messages.
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self.add_event_handler("message", self.message)
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def start(self, event):
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"""
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Process the session_start event.
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Typical actions for the session_start event are
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requesting the roster and broadcasting an initial
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presence stanza.
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Arguments:
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event -- An empty dictionary. The session_start
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event does not provide any additional
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data.
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"""
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self.send_presence()
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self.get_roster()
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def message(self, msg):
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"""
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Process incoming message stanzas. Be aware that this also
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includes MUC messages and error messages. It is usually
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a good idea to check the messages's type before processing
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or sending replies.
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Arguments:
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msg -- The received message stanza. See the documentation
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for stanza objects and the Message stanza to see
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how it may be used.
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"""
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if msg['type'] in ('chat', 'normal'):
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msg.reply("Thanks for sending\n%(body)s" % msg).send()
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if __name__ == '__main__':
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# Setup the command line arguments.
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optp = OptionParser()
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# Output verbosity options.
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optp.add_option('-q', '--quiet', help='set logging to ERROR',
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action='store_const', dest='loglevel',
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const=logging.ERROR, default=logging.INFO)
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optp.add_option('-d', '--debug', help='set logging to DEBUG',
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action='store_const', dest='loglevel',
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const=logging.DEBUG, default=logging.INFO)
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optp.add_option('-v', '--verbose', help='set logging to COMM',
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action='store_const', dest='loglevel',
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const=5, default=logging.INFO)
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# JID and password options.
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optp.add_option("-j", "--jid", dest="jid",
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help="JID to use")
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optp.add_option("-p", "--password", dest="password",
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help="password to use")
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opts, args = optp.parse_args()
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# Setup logging.
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logging.basicConfig(level=opts.loglevel,
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format='%(levelname)-8s %(message)s')
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if opts.jid is None:
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opts.jid = input("Username: ")
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if opts.password is None:
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opts.password = getpass("Password: ")
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access_token = None
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# Since documentation on how to work with Google tokens
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# can be difficult to find, we'll demo a basic version
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# here. Note that responses could refer to a Captcha
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# URL that would require a browser.
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# Using Facebook or MSN's custom authentication requires
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# a browser, but the process is the same once a token
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# has been retrieved.
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# Request an access token from Google:
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try:
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conn = HTTPSConnection('www.google.com')
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except:
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print('Could not connect to Google')
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sys.exit()
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params = urlencode({
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'accountType': 'GOOGLE',
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'service': 'mail',
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'Email': JID(opts.jid).bare,
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'Passwd': opts.password
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})
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headers = {
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'Content-Type': 'application/x-www-form-urlencoded'
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}
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try:
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conn.request('POST', '/accounts/ClientLogin', params, headers)
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resp = conn.getresponse().read()
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data = {}
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for line in resp.split():
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k, v = line.split(b'=', 1)
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data[k] = v
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except Exception as e:
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print('Could not retrieve login data')
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sys.exit()
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if b'SID' not in data:
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print('Required data not found')
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sys.exit()
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params = urlencode({
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'SID': data[b'SID'],
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'LSID': data[b'LSID'],
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'service': 'mail'
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})
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try:
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conn.request('POST', '/accounts/IssueAuthToken', params, headers)
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resp = conn.getresponse()
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data = resp.read().split()
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except:
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print('Could not retrieve auth data')
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sys.exit()
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if not data:
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print('Could not retrieve token')
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sys.exit()
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access_token = data[0]
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# Setup the ThirdPartyAuthBot and register plugins. Note that while plugins
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# may have interdependencies, the order in which you register them does not
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# matter.
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# If using MSN, the JID should be "user@messenger.live.com", which will
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# be overridden on session bind.
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# We're using an access token instead of a password, so we'll use `''` as
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# a password argument filler.
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xmpp = ThirdPartyAuthBot(opts.jid, '')
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xmpp.credentials['access_token'] = access_token
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# The credentials dictionary is used to provide additional authentication
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# information beyond just a password.
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xmpp.register_plugin('xep_0030') # Service Discovery
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xmpp.register_plugin('xep_0004') # Data Forms
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xmpp.register_plugin('xep_0060') # PubSub
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# MSN will kill connections that have been inactive for even
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# short periods of time. So use pings to keep the session alive;
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# whitespace keepalives do not work.
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xmpp.register_plugin('xep_0199', {'keepalive': True, 'frequency': 60})
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# If you are working with an OpenFire server, you may need
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# to adjust the SSL version used:
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# xmpp.ssl_version = ssl.PROTOCOL_SSLv3
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# If you want to verify the SSL certificates offered by a server:
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# xmpp.ca_certs = "path/to/ca/cert"
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# Connect to the XMPP server and start processing XMPP stanzas.
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# Google only allows one SASL attempt per connection, so in order to
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# enable the X-GOOGLE-TOKEN mechanism, we'll disable TLS.
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xmpp.connect()
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xmpp.process()
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