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"""
Slixmpp: The Slick XMPP Library
Copyright (C) 2012 Nathanael C. Fritz, Lance J.T. Stout
This file is part of Slixmpp.
See the file LICENSE for copying permission.
"""
import logging
from slixmpp import Presence
from slixmpp.exceptions import XMPPError
from slixmpp.plugins import BasePlugin, register_plugin
from slixmpp.xmlstream import register_stanza_plugin
from slixmpp.plugins.xep_0012 import stanza, LastActivity
log = logging.getLogger(__name__)
class XEP_0256(BasePlugin):
name = 'xep_0256'
description = 'XEP-0256: Last Activity in Presence'
dependencies = set(['xep_0012'])
stanza = stanza
default_config = {
'auto_last_activity': False
}
def plugin_init(self):
register_stanza_plugin(Presence, LastActivity)
self.xmpp.add_filter('out', self._initial_presence_activity)
self.xmpp.add_event_handler('connected', self._reset_presence_activity)
self._initial_presence = set()
def plugin_end(self):
self.xmpp.del_filter('out', self._initial_presence_activity)
self.xmpp.del_event_handler('connected', self._reset_presence_activity)
def _reset_presence_activity(self, e):
self._initial_presence = set()
def _initial_presence_activity(self, stanza):
if isinstance(stanza, Presence):
use_last_activity = False
if self.auto_last_activity and stanza['show'] in ('xa', 'away'):
use_last_activity = True
if stanza['from'] not in self._initial_presence:
self._initial_presence.add(stanza['from'])
use_last_activity = True
if use_last_activity:
plugin = self.xmpp['xep_0012']
try:
result = plugin.api['get_last_activity'](stanza['from'],
None,
stanza['to'])
seconds = result['last_activity']['seconds']
except XMPPError:
seconds = None
if seconds is not None:
stanza['last_activity']['seconds'] = seconds
return stanza
register_plugin(XEP_0256)
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