173 lines
6.2 KiB
Python
Executable file
173 lines
6.2 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 logging
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from getpass import getpass
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from argparse import ArgumentParser
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import slixmpp
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class CommandBot(slixmpp.ClientXMPP):
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"""
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A simple Slixmpp bot that provides a basic
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adhoc command.
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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 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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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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# We add the command after session_start has fired
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# to ensure that the correct full JID is used.
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# If using a component, may also pass jid keyword parameter.
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self['xep_0050'].add_command(node='greeting',
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name='Greeting',
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handler=self._handle_command)
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def _handle_command(self, iq, session):
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"""
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Respond to the initial request for a command.
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Arguments:
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iq -- The iq stanza containing the command request.
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session -- A dictionary of data relevant to the command
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session. Additional, custom data may be saved
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here to persist across handler callbacks.
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"""
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form = self['xep_0004'].makeForm('form', 'Greeting')
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form['instructions'] = 'Send a custom greeting to a JID'
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form.addField(var='greeting',
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ftype='text-single',
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label='Your greeting')
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session['payload'] = form
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session['next'] = self._handle_command_complete
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session['has_next'] = False
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# Other useful session values:
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# session['to'] -- The JID that received the
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# command request.
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# session['from'] -- The JID that sent the
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# command request.
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# session['has_next'] = True -- There are more steps to complete
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# session['allow_complete'] = True -- Allow user to finish immediately
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# and possibly skip steps
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# session['cancel'] = handler -- Assign a handler for if the user
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# cancels the command.
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# session['notes'] = [ -- Add informative notes about the
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# ('info', 'Info message'), command's results.
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# ('warning', 'Warning message'),
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# ('error', 'Error message')]
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return session
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def _handle_command_complete(self, payload, session):
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"""
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Process a command result from the user.
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Arguments:
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payload -- Either a single item, such as a form, or a list
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of items or forms if more than one form was
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provided to the user. The payload may be any
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stanza, such as jabber:x:oob for out of band
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data, or jabber:x:data for typical data forms.
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session -- A dictionary of data relevant to the command
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session. Additional, custom data may be saved
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here to persist across handler callbacks.
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"""
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# In this case (as is typical), the payload is a form
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form = payload
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greeting = form['values']['greeting']
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self.send_message(mto=session['from'],
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mbody="%s, World!" % greeting,
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mtype='chat')
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# Having no return statement is the same as unsetting the 'payload'
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# and 'next' session values and returning the session.
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# Unless it is the final step, always return the session dictionary.
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session['payload'] = None
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session['next'] = None
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return session
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if __name__ == '__main__':
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# Setup the command line arguments.
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parser = ArgumentParser()
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# Output verbosity options.
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parser.add_argument("-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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parser.add_argument("-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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# JID and password options.
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parser.add_argument("-j", "--jid", dest="jid",
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help="JID to use")
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parser.add_argument("-p", "--password", dest="password",
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help="password to use")
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args = parser.parse_args()
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# Setup logging.
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logging.basicConfig(level=args.loglevel,
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format='%(levelname)-8s %(message)s')
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if args.jid is None:
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args.jid = input("Username: ")
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if args.password is None:
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args.password = getpass("Password: ")
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# Setup the CommandBot and register plugins. Note that while plugins may
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# have interdependencies, the order in which you register them does
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# not matter.
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xmpp = CommandBot(args.jid, args.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_0050') # Adhoc Commands
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xmpp.register_plugin('xep_0199', {'keepalive': True, 'frequency':15})
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# Connect to the XMPP server and start processing XMPP stanzas.
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xmpp.connect()
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xmpp.process()
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