132 lines
4.5 KiB
Python
132 lines
4.5 KiB
Python
"""
|
|
SleekXMPP: The Sleek XMPP Library
|
|
Copyright (C) 2012 Nathanael C. Fritz, Lance J.T. Stout
|
|
This file is part of SleekXMPP.
|
|
|
|
See the file LICENSE for copying permission.
|
|
"""
|
|
|
|
import hashlib
|
|
import logging
|
|
import threading
|
|
|
|
from sleekxmpp import JID
|
|
from sleekxmpp.stanza import Presence
|
|
from sleekxmpp.xmlstream import register_stanza_plugin
|
|
from sleekxmpp.xmlstream.matcher import StanzaPath
|
|
from sleekxmpp.xmlstream.handler import Callback
|
|
from sleekxmpp.plugins.base import BasePlugin
|
|
from sleekxmpp.plugins.xep_0153 import stanza, VCardTempUpdate
|
|
|
|
|
|
log = logging.getLogger(__name__)
|
|
|
|
|
|
class XEP_0153(BasePlugin):
|
|
|
|
name = 'xep_0153'
|
|
description = 'XEP-0153: vCard-Based Avatars'
|
|
dependencies = set(['xep_0054'])
|
|
stanza = stanza
|
|
|
|
def plugin_init(self):
|
|
self._hashes = {}
|
|
|
|
self._allow_advertising = threading.Event()
|
|
|
|
register_stanza_plugin(Presence, VCardTempUpdate)
|
|
|
|
self.xmpp.add_filter('out', self._update_presence)
|
|
|
|
self.xmpp.add_event_handler('session_start', self._start)
|
|
self.xmpp.add_event_handler('session_end', self._end)
|
|
|
|
self.xmpp.add_event_handler('presence_available', self._recv_presence)
|
|
self.xmpp.add_event_handler('presence_dnd', self._recv_presence)
|
|
self.xmpp.add_event_handler('presence_xa', self._recv_presence)
|
|
self.xmpp.add_event_handler('presence_chat', self._recv_presence)
|
|
self.xmpp.add_event_handler('presence_away', self._recv_presence)
|
|
|
|
self.api.register(self._set_hash, 'set_hash', default=True)
|
|
self.api.register(self._get_hash, 'get_hash', default=True)
|
|
self.api.register(self._reset_hash, 'reset_hash', default=True)
|
|
|
|
def plugin_end(self):
|
|
self.xmpp.del_filter('out', self._update_presence)
|
|
self.xmpp.del_event_handler('session_start', self._start)
|
|
self.xmpp.del_event_handler('session_end', self._end)
|
|
self.xmpp.del_event_handler('presence_available', self._recv_presence)
|
|
self.xmpp.del_event_handler('presence_dnd', self._recv_presence)
|
|
self.xmpp.del_event_handler('presence_xa', self._recv_presence)
|
|
self.xmpp.del_event_handler('presence_chat', self._recv_presence)
|
|
self.xmpp.del_event_handler('presence_away', self._recv_presence)
|
|
|
|
def set_avatar(self, jid=None, avatar=None, mtype=None, block=True,
|
|
timeout=None, callback=None):
|
|
if jid is None:
|
|
jid = self.xmpp.boundjid.bare
|
|
|
|
vcard = self.xmpp['xep_0054'].get_vcard(jid, cached=True)
|
|
vcard = vcard['vcard_temp']
|
|
vcard['PHOTO']['TYPE'] = mtype
|
|
vcard['PHOTO']['BINVAL'] = avatar
|
|
|
|
self.xmpp['xep_0054'].publish_vcard(jid=jid, vcard=vcard)
|
|
|
|
self.api['reset_hash'](jid)
|
|
self.xmpp.roster[jid].send_last_presence()
|
|
|
|
def _start(self, event):
|
|
vcard = self.xmpp['xep_0054'].get_vcard()
|
|
self._allow_advertising.set()
|
|
|
|
def _end(self, event):
|
|
self._allow_advertising.clear()
|
|
|
|
def _update_presence(self, stanza):
|
|
if not isinstance(stanza, Presence):
|
|
return stanza
|
|
|
|
current_hash = self.api['get_hash'](stanza['from'])
|
|
stanza['vcard_temp_update']['photo'] = current_hash
|
|
return stanza
|
|
|
|
def _reset_hash(self, jid, node, ifrom, args):
|
|
own_jid = (jid.bare == self.xmpp.boundjid.bare)
|
|
if self.xmpp.is_component:
|
|
own_jid = (jid.domain == self.xmpp.boundjid.domain)
|
|
|
|
self.api['set_hash'](jid, args=None)
|
|
if own_jid:
|
|
self.xmpp.roster[jid].send_last_presence()
|
|
|
|
iq = self.xmpp['xep_0054'].get_vcard(jid=jid.bare, ifrom=ifrom)
|
|
|
|
data = iq['vcard_temp']['PHOTO']['BINVAL']
|
|
if not data:
|
|
new_hash = ''
|
|
else:
|
|
new_hash = hashlib.sha1(data).hexdigest()
|
|
|
|
self.api['set_hash'](jid, args=new_hash)
|
|
|
|
def _recv_presence(self, pres):
|
|
if not pres.match('presence/vcard_temp_update'):
|
|
self.api['set_hash'](pres['from'], args=None)
|
|
return
|
|
|
|
data = pres['vcard_temp_update']['photo']
|
|
if data is None:
|
|
return
|
|
elif data == '' or data != self.api['get_hash'](pres['to']):
|
|
ifrom = pres['to'] if self.xmpp.is_component else None
|
|
self.api['reset_hash'](pres['from'], ifrom=ifrom)
|
|
self.xmpp.event('vcard_avatar_update', pres)
|
|
|
|
# =================================================================
|
|
|
|
def _get_hash(self, jid, node, ifrom, args):
|
|
return self._hashes.get(jid.bare, None)
|
|
|
|
def _set_hash(self, jid, node, ifrom, args):
|
|
self._hashes[jid.bare] = args
|