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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 permission.
from slixmpp.stanza import Iq, Message
from slixmpp.xmlstream.handler import Callback
from slixmpp.xmlstream.matcher import StanzaPath
from slixmpp.xmlstream import register_stanza_plugin
from slixmpp.plugins import BasePlugin
from slixmpp.plugins.google.nosave import stanza
class GoogleNoSave(BasePlugin):
"""
Google: Off the Record Chats
NOTE: This is NOT an encryption method.
Also see <https://developers.google.com/talk/jep_extensions/otr>.
"""
name = 'google_nosave'
description = 'Google: Off the Record Chats'
dependencies = set(['google_settings'])
stanza = stanza
def plugin_init(self):
register_stanza_plugin(Message, stanza.NoSave)
register_stanza_plugin(Iq, stanza.NoSaveQuery)
self.xmpp.register_handler(
Callback('Google Nosave',
StanzaPath('iq@type=set/google_nosave'),
self._handle_nosave_change))
def plugin_end(self):
self.xmpp.remove_handler('Google Nosave')
def enable(self, jid=None, timeout=None, callback=None):
if jid is None:
self.xmpp['google_settings'].update({'archiving_enabled': False},
timeout=timeout, callback=callback)
else:
iq = self.xmpp.Iq()
iq['type'] = 'set'
iq['google_nosave']['item']['jid'] = jid
iq['google_nosave']['item']['value'] = True
return iq.send(timeout=timeout, callback=callback)
def disable(self, jid=None, timeout=None, callback=None):
if jid is None:
self.xmpp['google_settings'].update({'archiving_enabled': True},
timeout=timeout, callback=callback)
else:
iq = self.xmpp.Iq()
iq['type'] = 'set'
iq['google_nosave']['item']['jid'] = jid
iq['google_nosave']['item']['value'] = False
return iq.send(timeout=timeout, callback=callback)
def get(self, timeout=None, callback=None):
iq = self.xmpp.Iq()
iq['type'] = 'get'
iq.enable('google_nosave')
return iq.send(timeout=timeout, callback=callback)
def _handle_nosave_change(self, iq):
reply = self.xmpp.Iq()
reply['type'] = 'result'
reply['id'] = iq['id']
reply['to'] = iq['from']
reply.send()
self.xmpp.event('google_nosave_change', iq)
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