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# Copyright (C) 2018 Philipp Hörist <philipp AT hoerist.com>
#
# This file is part of nbxmpp.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 3
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; If not, see <http://www.gnu.org/licenses/>.
import logging
from nbxmpp.protocol import NS_NICK
from nbxmpp.protocol import NS_PUBSUB_EVENT
from nbxmpp.protocol import Node
from nbxmpp.structs import StanzaHandler
from nbxmpp.const import PresenceType
log = logging.getLogger('nbxmpp.m.nickname')
class Nickname:
def __init__(self, client):
self._client = client
self.handlers = [
StanzaHandler(name='message',
callback=self._process_pubsub_nickname,
ns=NS_PUBSUB_EVENT,
priority=16),
StanzaHandler(name='message',
callback=self._process_nickname,
ns=NS_NICK,
priority=40),
StanzaHandler(name='presence',
callback=self._process_nickname,
ns=NS_NICK,
priority=40),
]
def _process_nickname(self, _client, stanza, properties):
if stanza.getName() == 'message':
properties.nickname = self._parse_nickname(stanza)
elif stanza.getName() == 'presence':
# the nickname MUST NOT be included in presence broadcasts
# (i.e., <presence/> stanzas with no 'type' attribute or
# of type "unavailable").
if properties.type in (PresenceType.AVAILABLE,
PresenceType.UNAVAILABLE):
return
properties.nickname = self._parse_nickname(stanza)
def _process_pubsub_nickname(self, _client, _stanza, properties):
if not properties.is_pubsub_event:
return
if properties.pubsub_event.node != NS_NICK:
return
item = properties.pubsub_event.item
if item is None:
# Retract, Deleted or Purged
return
nick = self._parse_nickname(item)
if nick is None:
log.info('Received nickname: %s - nickname removed', properties.jid)
return
log.info('Received nickname: %s - %s', properties.jid, nick)
properties.pubsub_event = properties.pubsub_event._replace(data=nick)
@staticmethod
def _parse_nickname(stanza):
nickname = stanza.getTag('nick', namespace=NS_NICK)
if nickname is None:
return None
return nickname.getData() or None
def set_nickname(self, nickname):
item = Node('nick', {'xmlns': NS_NICK})
if nickname is not None:
item.addData(nickname)
jid = self._client.get_bound_jid().getBare()
self._client.get_module('PubSub').publish(
jid, NS_NICK, item, id_='current')
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