plateforme-tfjm2/chat/consumers.py

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# Copyright (C) 2024 by Animath
# SPDX-License-Identifier: GPL-3.0-or-later
from channels.generic.websocket import AsyncJsonWebsocketConsumer
from registration.models import Registration
class ChatConsumer(AsyncJsonWebsocketConsumer):
"""
This consumer manages the websocket of the chat interface.
"""
async def connect(self) -> None:
"""
This function is called when a new websocket is trying to connect to the server.
We accept only if this is a user of a team of the associated tournament, or a volunteer
of the tournament.
"""
# Fetch the registration of the current user
user = self.scope['user']
if user.is_anonymous:
# User is not authenticated
await self.close()
return
reg = await Registration.objects.aget(user_id=user.id)
self.registration = reg
# Accept the connection
await self.accept()
async def disconnect(self, close_code) -> None:
"""
Called when the websocket got disconnected, for any reason.
:param close_code: The error code.
"""
if self.scope['user'].is_anonymous:
# User is not authenticated
return
async def receive_json(self, content, **kwargs):
"""
Called when the client sends us some data, parsed as JSON.
:param content: The sent data, decoded from JSON text. Must content a `type` field.
"""
# TODO Process chat protocol