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path: root/examples/custom_stanzas/custom_stanza_provider.py
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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

import sleekxmpp

from sleekxmpp import ClientXMPP, Iq
from sleekxmpp.exceptions import IqError, IqTimeout, XMPPError
from sleekxmpp.xmlstream import register_stanza_plugin
from sleekxmpp.xmlstream.handler import Callback
from sleekxmpp.xmlstream.matcher import StanzaPath
from stanza import Action

# 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 ActionBot(sleekxmpp.ClientXMPP):

    """
    A simple SleekXMPP bot that receives a custom stanza
    from another client.
    """

    def __init__(self, jid, password):
        sleekxmpp.ClientXMPP.__init__(self, jid, password)

        # 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)

        self.registerHandler(
          Callback('Some custom iq',
            StanzaPath('iq@type=set/action'),
            self._handle_action))

        self.add_event_handler('custom_action', 
                self._handle_action_event, 
                threaded=True)

        register_stanza_plugin(Iq, Action)

    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 _handle_action(self, iq):
        """
        Raise an event for the stanza so that it can be processed in its
        own thread without blocking the main stanza processing loop.
        """
        self.event('custom_action', iq)

    def _handle_action_event(self, iq):
        """
        Respond to the custom action event.

        Since one of the actions is to disconnect, this
        event handler needs to be run in threaded mode, by
        using `threaded=True` in the `add_event_handler` call.
        """
        method = iq['action']['method']
        param = iq['action']['param']

        if method == 'is_prime' and param == '2':
            print("got message: %s" % iq)
            iq.reply()
            iq['action']['status'] = 'done'
            iq.send()
        elif method == 'bye':
            print("got message: %s" % iq)
            self.disconnect()
        else:
            print("got message: %s" % iq)
            iq.reply()
            iq['action']['status'] = 'error'
            iq.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: ")

    # Setup the CommandBot and register plugins. Note that while plugins may
    # have interdependencies, the order in which you register them does
    # not matter.
    xmpp = ActionBot(opts.jid, opts.password)
    xmpp.register_plugin('xep_0030') # Service Discovery
    xmpp.register_plugin('xep_0004') # Data Forms
    xmpp.register_plugin('xep_0050') # Adhoc Commands
    xmpp.register_plugin('xep_0199', {'keepalive': True, 'frequency':15})

    # 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.
    if xmpp.connect(('xmpp-server', 5222)):
        # 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.")