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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/>.
from nbxmpp.namespaces import Namespace
from nbxmpp.protocol import Node
from nbxmpp.structs import StanzaHandler
from nbxmpp.const import PresenceType
from nbxmpp.modules.base import BaseModule
from nbxmpp.modules.util import finalize
from nbxmpp.task import iq_request_task
class Nickname(BaseModule):
_depends = {
'publish': 'PubSub'
}
def __init__(self, client):
BaseModule.__init__(self, client)
self._client = client
self.handlers = [
StanzaHandler(name='message',
callback=self._process_pubsub_nickname,
ns=Namespace.PUBSUB_EVENT,
priority=16),
StanzaHandler(name='message',
callback=self._process_nickname,
ns=Namespace.NICK,
priority=40),
StanzaHandler(name='presence',
callback=self._process_nickname,
ns=Namespace.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 != Namespace.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:
self._log.info('Received nickname: %s - nickname removed',
properties.jid)
return
self._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=Namespace.NICK)
if nickname is None:
return None
return nickname.getData() or None
@iq_request_task
def set_nickname(self, nickname, public=False):
task = yield
access_model = 'open' if public else 'presence'
options = {
'pubsub#persist_items': 'true',
'pubsub#access_model': access_model,
}
item = Node('nick', {'xmlns': Namespace.NICK})
if nickname is not None:
item.addData(nickname)
result = yield self.publish(Namespace.NICK,
item,
id_='current',
options=options,
force_node_options=True)
yield finalize(task, result)
@iq_request_task
def set_access_model(self, public):
task = yield
access_model = 'open' if public else 'presence'
result = yield self._client.get_module('PubSub').set_access_model(
Namespace.NICK, access_model)
yield finalize(task, result)
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