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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 datetime import datetime, timedelta
from slixmpp.stanza import Presence
from slixmpp.plugins import BasePlugin
from slixmpp.xmlstream import register_stanza_plugin
from slixmpp.xmlstream.handler import Callback
from slixmpp.xmlstream.matcher import StanzaPath
from slixmpp.plugins.xep_0319 import stanza
class XEP_0319(BasePlugin):
name = 'xep_0319'
description = 'XEP-0319: Last User Interaction in Presence'
dependencies = set(['xep_0012'])
stanza = stanza
def plugin_init(self):
self._idle_stamps = {}
register_stanza_plugin(Presence, stanza.Idle)
self.api.register(self._set_idle,
'set_idle',
default=True)
self.api.register(self._get_idle,
'get_idle',
default=True)
self.xmpp.register_handler(
Callback('Idle Presence',
StanzaPath('presence/idle'),
self._idle_presence))
self.xmpp.add_filter('out', self._stamp_idle_presence)
def session_bind(self, jid):
self.xmpp['xep_0030'].add_feature('urn:xmpp:idle:1')
def plugin_end(self):
self.xmpp['xep_0030'].del_feature(feature='urn:xmpp:idle:1')
self.xmpp.del_filter('out', self._stamp_idle_presence)
self.xmpp.remove_handler('Idle Presence')
def idle(self, jid=None, since=None):
seconds = None
if since is None:
since = datetime.now()
else:
seconds = datetime.now() - since
self.api['set_idle'](jid, None, None, since)
self.xmpp['xep_0012'].set_last_activity(jid=jid, seconds=seconds)
def active(self, jid=None):
self.api['set_idle'](jid, None, None, None)
self.xmpp['xep_0012'].del_last_activity(jid)
def _set_idle(self, jid, node, ifrom, data):
self._idle_stamps[jid] = data
def _get_idle(self, jid, node, ifrom, data):
return self._idle_stamps.get(jid, None)
def _idle_presence(self, pres):
self.xmpp.event('presence_idle', pres)
def _stamp_idle_presence(self, stanza):
if isinstance(stanza, Presence):
since = self.api['get_idle'](stanza['from'] or self.xmpp.boundjid)
if since:
stanza['idle']['since'] = since
return stanza
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