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# Slixmpp: The Slick XMPP Library
# Copyright (C) 2011 Nathanael C. Fritz, Dalek
# This file is part of Slixmpp.
# See the file LICENSE for copying permission.
import logging
from typing import Optional
import slixmpp
from slixmpp import Message, JID
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_0249 import Invite, stanza
log = logging.getLogger(__name__)
class XEP_0249(BasePlugin):
"""
XEP-0249: Direct MUC Invitations
"""
name = 'xep_0249'
description = 'XEP-0249: Direct MUC Invitations'
dependencies = {'xep_0030'}
stanza = stanza
def plugin_init(self):
self.xmpp.register_handler(
Callback('Direct MUC Invitations',
StanzaPath('message/groupchat_invite'),
self._handle_invite))
register_stanza_plugin(Message, Invite)
def plugin_end(self):
self.xmpp['xep_0030'].del_feature(feature=Invite.namespace)
self.xmpp.remove_handler('Direct MUC Invitations')
def session_bind(self, jid):
self.xmpp['xep_0030'].add_feature(Invite.namespace)
def _handle_invite(self, msg: Message):
"""
Raise an event for all invitations received.
"""
log.debug("Received direct muc invitation from %s to room %s",
msg['from'], msg['groupchat_invite']['jid'])
self.xmpp.event('groupchat_direct_invite', msg)
def send_invitation(self, jid: JID, roomjid: JID,
password: Optional[str] = None,
reason: Optional[str] = None, *,
mfrom: Optional[JID] = None):
"""
Send a direct MUC invitation to an XMPP entity.
:param JID jid: The JID of the entity that will receive
the invitation
:param JID roomjid: the address of the groupchat room to be joined
:param str password: a password needed for entry into a
password-protected room (OPTIONAL).
:param str reason: a human-readable purpose for the invitation
(OPTIONAL).
"""
msg = self.xmpp.Message()
msg['to'] = jid
if mfrom is not None:
msg['from'] = mfrom
msg['groupchat_invite']['jid'] = roomjid
if password is not None:
msg['groupchat_invite']['password'] = password
if reason is not None:
msg['groupchat_invite']['reason'] = reason
return msg.send()
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