Mercurial > libervia-backend
view libervia/backend/plugins/plugin_xep_0184.py @ 4294:a0ed5c976bf8 default tip @
component conferences, plugin XEP-0167, XEP-0298: add stream user metadata:
A/V conference now adds user metadata about the stream it is forwarding through XEP-0298.
This is parsed and added to metadata during confirmation on client side.
rel 448
author | Goffi <goffi@goffi.org> |
---|---|
date | Tue, 06 Aug 2024 23:43:11 +0200 |
parents | 0d7bb4df2343 |
children |
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#!/usr/bin/env python3 # SAT plugin for managing xep-0184 # Copyright (C) 2009-2016 Geoffrey POUZET (chteufleur@kingpenguin.tk) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero 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 Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. from libervia.backend.core.i18n import _ from libervia.backend.core.constants import Const as C from libervia.backend.core.log import getLogger from twisted.internet import reactor from twisted.words.protocols.jabber import xmlstream, jid from twisted.words.xish import domish log = getLogger(__name__) from wokkel import disco, iwokkel from zope.interface import implementer try: from twisted.words.protocols.xmlstream import XMPPHandler except ImportError: from wokkel.subprotocols import XMPPHandler NS_MESSAGE_DELIVERY_RECEIPTS = "urn:xmpp:receipts" MSG = "message" MSG_CHAT = "/" + MSG + '[@type="chat"]' MSG_CHAT_MESSAGE_DELIVERY_RECEIPTS_REQUEST = ( MSG_CHAT + '/request[@xmlns="' + NS_MESSAGE_DELIVERY_RECEIPTS + '"]' ) MSG_CHAT_MESSAGE_DELIVERY_RECEIPTS_RECEIVED = ( MSG_CHAT + '/received[@xmlns="' + NS_MESSAGE_DELIVERY_RECEIPTS + '"]' ) MSG_NORMAL = "/" + MSG + '[@type="normal"]' MSG_NORMAL_MESSAGE_DELIVERY_RECEIPTS_REQUEST = ( MSG_NORMAL + '/request[@xmlns="' + NS_MESSAGE_DELIVERY_RECEIPTS + '"]' ) MSG_NORMAL_MESSAGE_DELIVERY_RECEIPTS_RECEIVED = ( MSG_NORMAL + '/received[@xmlns="' + NS_MESSAGE_DELIVERY_RECEIPTS + '"]' ) PARAM_KEY = "Privacy" PARAM_NAME = "Enable message delivery receipts" ENTITY_KEY = PARAM_KEY + "_" + PARAM_NAME PLUGIN_INFO = { C.PI_NAME: "XEP-0184 Plugin", C.PI_IMPORT_NAME: "XEP-0184", C.PI_TYPE: "XEP", C.PI_PROTOCOLS: ["XEP-0184"], C.PI_DEPENDENCIES: [], C.PI_MAIN: "XEP_0184", C.PI_HANDLER: "yes", C.PI_DESCRIPTION: _("""Implementation of Message Delivery Receipts"""), } STATUS_MESSAGE_DELIVERY_RECEIVED = "delivered" TEMPO_DELETE_WAITING_ACK_S = 300 # 5 min class XEP_0184(object): """ Implementation for XEP 0184. """ params = """ <params> <individual> <category name="%(category_name)s" label="%(category_label)s"> <param name="%(param_name)s" label="%(param_label)s" value="true" type="bool" security="0"/> </category> </individual> </params> """ % { "category_name": PARAM_KEY, "category_label": _(PARAM_KEY), "param_name": PARAM_NAME, "param_label": _("Enable message delivery receipts"), } def __init__(self, host): log.info(_("Plugin XEP_0184 (message delivery receipts) initialization")) self.host = host self._dictRequest = dict() # parameter value is retrieved before each use host.memory.update_params(self.params) host.trigger.add("sendMessage", self.send_message_trigger) host.bridge.add_signal( "message_state", ".plugin", signature="sss" ) # message_uid, status, profile def get_handler(self, client): return XEP_0184_handler(self, client.profile) def send_message_trigger( self, client, mess_data, pre_xml_treatments, post_xml_treatments ): """Install SendMessage command hook""" def treatment(mess_data): message = mess_data["xml"] message_type = message.getAttribute("type") if self._is_actif(client.profile) and ( message_type == "chat" or message_type == "normal" ): message.addElement("request", NS_MESSAGE_DELIVERY_RECEIPTS) uid = mess_data["uid"] msg_id = message.getAttribute("id") self._dictRequest[msg_id] = uid reactor.callLater( TEMPO_DELETE_WAITING_ACK_S, self._clear_dict_request, msg_id ) log.debug( _( "[XEP-0184] Request acknowledgment for message id {}".format( msg_id ) ) ) return mess_data post_xml_treatments.addCallback(treatment) return True def on_message_delivery_receipts_request(self, msg_elt, client): """This method is called on message delivery receipts **request** (XEP-0184 #7) @param msg_elt: message element @param client: %(doc_client)s""" from_jid = jid.JID(msg_elt["from"]) if self._is_actif(client.profile) and client.roster.is_subscribed_from(from_jid): received_elt_ret = domish.Element((NS_MESSAGE_DELIVERY_RECEIPTS, "received")) try: received_elt_ret["id"] = msg_elt["id"] except KeyError: log.warning(f"missing id for message element: {msg_elt.toXml}") return msg_result_elt = xmlstream.toResponse(msg_elt, "result") msg_result_elt.addChild(received_elt_ret) client.send(msg_result_elt) def on_message_delivery_receipts_received(self, msg_elt, client): """This method is called on message delivery receipts **received** (XEP-0184 #7) @param msg_elt: message element @param client: %(doc_client)s""" msg_elt.handled = True rcv_elt = next(msg_elt.elements(NS_MESSAGE_DELIVERY_RECEIPTS, "received")) msg_id = rcv_elt["id"] try: uid = self._dictRequest[msg_id] del self._dictRequest[msg_id] self.host.bridge.message_state( uid, STATUS_MESSAGE_DELIVERY_RECEIVED, client.profile ) log.debug( _("[XEP-0184] Receive acknowledgment for message id {}".format(msg_id)) ) except KeyError: pass def _clear_dict_request(self, msg_id): try: del self._dictRequest[msg_id] log.debug( _( "[XEP-0184] Delete waiting acknowledgment for message id {}".format( msg_id ) ) ) except KeyError: pass def _is_actif(self, profile): return self.host.memory.param_get_a(PARAM_NAME, PARAM_KEY, profile_key=profile) @implementer(iwokkel.IDisco) class XEP_0184_handler(XMPPHandler): def __init__(self, plugin_parent, profile): self.plugin_parent = plugin_parent self.host = plugin_parent.host self.profile = profile def connectionInitialized(self): self.xmlstream.addObserver( MSG_CHAT_MESSAGE_DELIVERY_RECEIPTS_REQUEST, self.plugin_parent.on_message_delivery_receipts_request, client=self.parent, ) self.xmlstream.addObserver( MSG_CHAT_MESSAGE_DELIVERY_RECEIPTS_RECEIVED, self.plugin_parent.on_message_delivery_receipts_received, client=self.parent, ) self.xmlstream.addObserver( MSG_NORMAL_MESSAGE_DELIVERY_RECEIPTS_REQUEST, self.plugin_parent.on_message_delivery_receipts_request, client=self.parent, ) self.xmlstream.addObserver( MSG_NORMAL_MESSAGE_DELIVERY_RECEIPTS_RECEIVED, self.plugin_parent.on_message_delivery_receipts_received, client=self.parent, ) def getDiscoInfo(self, requestor, target, nodeIdentifier=""): return [disco.DiscoFeature(NS_MESSAGE_DELIVERY_RECEIPTS)] def getDiscoItems(self, requestor, target, nodeIdentifier=""): return []