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# Slixmpp: The Slick XMPP Library
# Copyright (C) 2013 Nathanael C. Fritz, Lance J.T. Stout
# This file is part of Slixmpp.
# See the file LICENSE for copying permissio
import logging
from slixmpp.stanza import Message, Error, StreamFeatures
from slixmpp.xmlstream import register_stanza_plugin
from slixmpp.xmlstream.matcher import StanzaPath, MatchMany
from slixmpp.xmlstream.handler import Callback
from slixmpp.plugins import BasePlugin
from slixmpp.plugins.xep_0079 import stanza
log = logging.getLogger(__name__)
class XEP_0079(BasePlugin):
"""
XEP-0079 Advanced Message Processing
"""
name = 'xep_0079'
description = 'XEP-0079: Advanced Message Processing'
dependencies = {'xep_0030'}
stanza = stanza
def plugin_init(self):
register_stanza_plugin(Message, stanza.AMP)
register_stanza_plugin(Error, stanza.InvalidRules)
register_stanza_plugin(Error, stanza.UnsupportedConditions)
register_stanza_plugin(Error, stanza.UnsupportedActions)
register_stanza_plugin(Error, stanza.FailedRules)
self.xmpp.register_handler(
Callback('AMP Response',
MatchMany([
StanzaPath('message/error/failed_rules'),
StanzaPath('message/amp')
]),
self._handle_amp_response))
if not self.xmpp.is_component:
self.xmpp.register_feature('amp',
self._handle_amp_feature,
restart=False,
order=9000)
register_stanza_plugin(StreamFeatures, stanza.AMPFeature)
def plugin_end(self):
self.xmpp.remove_handler('AMP Response')
def _handle_amp_response(self, msg):
log.debug('>>>>>>>>>>>>>>>>>>>>>>>>>>>>>')
if msg['type'] == 'error':
self.xmpp.event('amp_error', msg)
elif msg['amp']['status'] in ('alert', 'notify'):
self.xmpp.event('amp_%s' % msg['amp']['status'], msg)
def _handle_amp_feature(self, features):
log.debug('Advanced Message Processing is available.')
self.xmpp.features.add('amp')
def discover_support(self, jid=None, **iqargs):
if jid is None:
if self.xmpp.is_component:
jid = self.xmpp.server_host
else:
jid = self.xmpp.boundjid.host
return self.xmpp['xep_0030'].get_info(
jid=jid,
node='http://jabber.org/protocol/amp',
**iqargs)
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