179 lines
6 KiB
Python
Executable file
179 lines
6 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 CommandUserBot(slixmpp.ClientXMPP):
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"""
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A simple Slixmpp bot that uses the adhoc command
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provided by the adhoc_provider.py example.
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"""
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def __init__(self, jid, password, other, greeting):
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slixmpp.ClientXMPP.__init__(self, jid, password)
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self.command_provider = other
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self.greeting = greeting
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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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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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# We first create a session dictionary containing:
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# 'next' -- the handler to execute on a successful response
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# 'error' -- the handler to execute if an error occurs
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# The session may also contain custom data.
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session = {'greeting': self.greeting,
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'next': self._command_start,
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'error': self._command_error}
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self['xep_0050'].start_command(jid=self.command_provider,
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node='greeting',
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session=session)
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def message(self, msg):
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"""
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Process incoming message stanzas.
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Arguments:
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msg -- The received message stanza.
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"""
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logging.info(msg['body'])
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def _command_start(self, iq, session):
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"""
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Process the initial command result.
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Arguments:
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iq -- The iq stanza containing the command result.
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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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# The greeting command provides a form with a single field:
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# <x xmlns="jabber:x:data" type="form">
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# <field var="greeting"
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# type="text-single"
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# label="Your greeting" />
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# </x>
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form = self['xep_0004'].makeForm(ftype='submit')
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form.addField(var='greeting',
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value=session['greeting'])
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session['payload'] = form
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# We don't need to process the next result.
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session['next'] = None
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# Other options include using:
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# continue_command() -- Continue to the next step in the workflow
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# cancel_command() -- Stop command execution.
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self['xep_0050'].complete_command(session)
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def _command_error(self, iq, session):
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"""
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Process an error that occurs during command execution.
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Arguments:
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iq -- The iq stanza containing the error.
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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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logging.error("COMMAND: %s %s" % (iq['error']['condition'],
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iq['error']['text']))
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# Terminate the command's execution and clear its session.
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# The session will automatically be cleared if no error
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# handler is provided.
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self['xep_0050'].terminate_command(session)
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self.disconnect()
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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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parser.add_argument("-o", "--other", dest="other",
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help="JID providing commands")
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parser.add_argument("-g", "--greeting", dest="greeting",
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help="Greeting")
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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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if args.other is None:
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args.other = input("JID Providing Commands: ")
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if args.greeting is None:
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args.greeting = input("Greeting: ")
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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 = CommandUserBot(args.jid, args.password, args.other, args.greeting)
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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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# 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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