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# Slixmpp: The Slick XMPP Library
# Copyright (C) 2020 Mathieu Pasquet
# This file is part of Slixmpp.
# See the file LICENSE for copying permission.
from typing import Iterable
from slixmpp import JID
from slixmpp.plugins import BasePlugin
from slixmpp.stanza import Message
from slixmpp.xmlstream import register_stanza_plugin
from slixmpp.xmlstream.matcher import StanzaPath
from slixmpp.xmlstream.handler import Callback
from slixmpp.plugins.xep_0444 import stanza
class XEP_0444(BasePlugin):
name = 'xep_0444'
description = 'XEP-0444: Message Reactions'
dependencies = {'xep_0030', 'xep_0334'}
stanza = stanza
namespace = stanza.NS
def plugin_init(self):
self.xmpp.register_handler(Callback(
'Reaction received',
StanzaPath("message/reactions"),
self._handle_reactions,
))
register_stanza_plugin(Message, stanza.Reactions)
register_stanza_plugin(stanza.Reactions, stanza.Reaction, iterable=True)
def session_bind(self, event):
self.xmpp['xep_0030'].add_feature(stanza.NS)
def plugin_end(self):
self.xmpp.remove_handler('Reaction received')
self.xmpp['xep_0030'].del_feature(feature=stanza.NS)
def _handle_reactions(self, message: Message):
self.xmpp.event('reactions', message)
def send_reactions(self, to: JID, to_id: str, reactions: Iterable[str], *, store=True):
"""Send reactions related to a message"""
msg = self.xmpp.make_message(mto=to)
self.set_reactions(msg, to_id, reactions)
if store:
msg.enable('store')
msg.send()
@staticmethod
def set_reactions(message: Message, to_id: str, reactions: Iterable[str]):
"""Add reactions to a Message object."""
message['reactions']['id'] = to_id
for reaction in reactions:
reaction_stanza = stanza.Reaction()
reaction_stanza['value'] = reaction
message['reactions'].append(reaction_stanza)
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