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authorLance Stout <lancestout@gmail.com>2012-05-16 12:00:00 -0700
committerLance Stout <lancestout@gmail.com>2012-05-16 12:00:00 -0700
commit6ddb430fefff83f153adefaf0b15d2782851276c (patch)
tree01229a235c3f7ffef02ba985d94715caad111f87 /examples/thirdparty_auth.py
parent74d1f88146be94321e69cc2e18b070767946e42f (diff)
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Spell thirdparty correctly.
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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+ SleekXMPP: The Sleek XMPP Library
+ Copyright (C) 2010 Nathanael C. Fritz
+ This file is part of SleekXMPP.
+
+ See the file LICENSE for copying permission.
+"""
+
+import sys
+import logging
+import getpass
+from optparse import OptionParser
+
+try:
+ from httplib import HTTPSConnection
+ from urllib import urlencode
+except ImportError:
+ from urllib.parse import urlencode
+ from http.client import HTTPSConnection
+
+import sleekxmpp
+from sleekxmpp.xmlstream import JID
+
+# Python versions before 3.0 do not use UTF-8 encoding
+# by default. To ensure that Unicode is handled properly
+# throughout SleekXMPP, we will set the default encoding
+# ourselves to UTF-8.
+if sys.version_info < (3, 0):
+ reload(sys)
+ sys.setdefaultencoding('utf8')
+else:
+ raw_input = input
+
+
+class ThirdPartyAuthBot(sleekxmpp.ClientXMPP):
+
+ """
+ A simple SleekXMPP bot that will echo messages it
+ receives, along with a short thank you message.
+
+ This version uses a thirdpary service for authentication,
+ such as Facebook or Google.
+ """
+
+ def __init__(self, jid, password):
+ sleekxmpp.ClientXMPP.__init__(self, jid, password)
+
+ # The X-GOOGLE-TOKEN mech is ranked lower than PLAIN
+ # due to Google only allowing a single SASL attempt per
+ # connection. So PLAIN will be used for TLS connections,
+ # and X-GOOGLE-TOKEN for non-TLS connections. To use
+ # X-GOOGLE-TOKEN with a TLS connection, explicitly select
+ # it using:
+ #
+ # sleekxmpp.ClientXMPP.__init__(self, jid, password,
+ # sasl_mech="X-GOOGLE-TOKEN")
+
+ # The session_start event will be triggered when
+ # the bot establishes its connection with the server
+ # and the XML streams are ready for use. We want to
+ # listen for this event so that we we can initialize
+ # our roster.
+ self.add_event_handler("session_start", self.start)
+
+ # The message event is triggered whenever a message
+ # stanza is received. Be aware that that includes
+ # MUC messages and error messages.
+ self.add_event_handler("message", self.message)
+
+ def start(self, event):
+ """
+ Process the session_start event.
+
+ Typical actions for the session_start event are
+ requesting the roster and broadcasting an initial
+ presence stanza.
+
+ Arguments:
+ event -- An empty dictionary. The session_start
+ event does not provide any additional
+ data.
+ """
+ self.send_presence()
+ self.get_roster()
+
+ def message(self, msg):
+ """
+ Process incoming message stanzas. Be aware that this also
+ includes MUC messages and error messages. It is usually
+ a good idea to check the messages's type before processing
+ or sending replies.
+
+ Arguments:
+ msg -- The received message stanza. See the documentation
+ for stanza objects and the Message stanza to see
+ how it may be used.
+ """
+ if msg['type'] in ('chat', 'normal'):
+ msg.reply("Thanks for sending\n%(body)s" % msg).send()
+
+
+if __name__ == '__main__':
+ # Setup the command line arguments.
+ optp = OptionParser()
+
+ # Output verbosity options.
+ optp.add_option('-q', '--quiet', help='set logging to ERROR',
+ action='store_const', dest='loglevel',
+ const=logging.ERROR, default=logging.INFO)
+ optp.add_option('-d', '--debug', help='set logging to DEBUG',
+ action='store_const', dest='loglevel',
+ const=logging.DEBUG, default=logging.INFO)
+ optp.add_option('-v', '--verbose', help='set logging to COMM',
+ action='store_const', dest='loglevel',
+ const=5, default=logging.INFO)
+
+ # JID and password options.
+ optp.add_option("-j", "--jid", dest="jid",
+ help="JID to use")
+ optp.add_option("-p", "--password", dest="password",
+ help="password to use")
+
+ opts, args = optp.parse_args()
+
+ # Setup logging.
+ logging.basicConfig(level=opts.loglevel,
+ format='%(levelname)-8s %(message)s')
+
+ if opts.jid is None:
+ opts.jid = raw_input("Username: ")
+ if opts.password is None:
+ opts.password = getpass.getpass("Password: ")
+
+
+ access_token = None
+
+ # Since documentation on how to work with Google tokens
+ # can be difficult to find, we'll demo a basic version
+ # here. Note that responses could refer to a Captcha
+ # URL that would require a browser.
+
+ # Using Facebook or MSN's custom authentication requires
+ # a browser, but the process is the same once a token
+ # has been retrieved.
+
+ # Request an access token from Google:
+ try:
+ conn = HTTPSConnection('www.google.com')
+ except:
+ print('Could not connect to Google')
+ sys.exit()
+
+ params = urlencode({
+ 'accountType': 'GOOGLE',
+ 'service': 'mail',
+ 'Email': JID(opts.jid).bare,
+ 'Passwd': opts.password
+ })
+ headers = {
+ 'Content-Type': 'application/x-www-form-urlencoded'
+ }
+ try:
+ conn.request('POST', '/accounts/ClientLogin', params, headers)
+ resp = conn.getresponse().read()
+ data = {}
+ for line in resp.split():
+ k, v = line.split(b'=', 1)
+ data[k] = v
+ except Exception as e:
+ print('Could not retrieve login data')
+ sys.exit()
+
+ if b'SID' not in data:
+ print('Required data not found')
+ sys.exit()
+
+
+ params = urlencode({
+ 'SID': data[b'SID'],
+ 'LSID': data[b'LSID'],
+ 'service': 'mail'
+ })
+ try:
+ conn.request('POST', '/accounts/IssueAuthToken', params, headers)
+ resp = conn.getresponse()
+ data = resp.read().split()
+ except:
+ print('Could not retrieve auth data')
+ sys.exit()
+
+ if not data:
+ print('Could not retrieve token')
+ sys.exit()
+
+ access_token = data[0]
+
+
+ # Setup the ThirdPartyAuthBot and register plugins. Note that while plugins
+ # may have interdependencies, the order in which you register them does not
+ # matter.
+
+ # If using MSN, the JID should be "user@messenger.live.com", which will
+ # be overridden on session bind.
+
+ # We're using an access token instead of a password, so we'll use `''` as
+ # a password argument filler.
+
+ xmpp = ThirdPartyAuthBot(opts.jid, '')
+ xmpp.credentials['access_token'] = access_token
+
+ # The credentials dictionary is used to provide additional authentication
+ # information beyond just a password.
+
+ xmpp.register_plugin('xep_0030') # Service Discovery
+ xmpp.register_plugin('xep_0004') # Data Forms
+ xmpp.register_plugin('xep_0060') # PubSub
+
+ # MSN will kill connections that have been inactive for even
+ # short periods of time. So use pings to keep the session alive;
+ # whitespace keepalives do not work.
+ xmpp.register_plugin('xep_0199', {'keepalive': True, 'frequency': 60})
+
+ # If you are working with an OpenFire server, you may need
+ # to adjust the SSL version used:
+ # xmpp.ssl_version = ssl.PROTOCOL_SSLv3
+
+ # If you want to verify the SSL certificates offered by a server:
+ # xmpp.ca_certs = "path/to/ca/cert"
+
+ # Connect to the XMPP server and start processing XMPP stanzas.
+ # Google only allows one SASL attempt per connection, so in order to
+ # enable the X-GOOGLE-TOKEN mechanism, we'll disable TLS.
+ if xmpp.connect(use_tls=False):
+ # If you do not have the dnspython library installed, you will need
+ # to manually specify the name of the server if it does not match
+ # the one in the JID. For example, to use Google Talk you would
+ # need to use:
+ #
+ # if xmpp.connect(('talk.google.com', 5222)):
+ # ...
+ xmpp.process(block=True)
+ print("Done")
+ else:
+ print("Unable to connect.")