2022-02-13 13:00:10 +09:00
|
|
|
import asyncio
|
|
|
|
|
2022-02-17 09:20:51 +09:00
|
|
|
from quart import current_app, websocket
|
2022-02-13 13:00:10 +09:00
|
|
|
|
2022-02-14 19:16:09 +09:00
|
|
|
from anonstream.stream import get_stream_title, get_stream_uptime
|
2022-02-21 07:07:32 +09:00
|
|
|
from anonstream.captcha import get_random_captcha_digest_for
|
2022-02-20 16:20:43 +09:00
|
|
|
from anonstream.chat import get_all_messages_for_websocket, add_chat_message, Rejected
|
2022-02-21 07:07:32 +09:00
|
|
|
from anonstream.user import get_all_users_for_websocket, see, verify, deverify, BadCaptcha
|
2022-02-18 10:32:34 +09:00
|
|
|
from anonstream.utils.chat import generate_nonce
|
2022-02-16 18:55:30 +09:00
|
|
|
from anonstream.utils.websocket import parse_websocket_data, Malformed
|
2022-02-13 13:00:10 +09:00
|
|
|
|
2022-02-17 09:20:51 +09:00
|
|
|
CONFIG = current_app.config
|
|
|
|
|
2022-02-20 13:23:32 +09:00
|
|
|
async def websocket_outbound(queue, user):
|
2022-02-13 13:00:10 +09:00
|
|
|
payload = {
|
|
|
|
'type': 'init',
|
|
|
|
'nonce': generate_nonce(),
|
2022-02-22 19:43:09 +09:00
|
|
|
'title': await get_stream_title(),
|
2022-02-14 19:16:09 +09:00
|
|
|
'uptime': get_stream_uptime(),
|
2022-02-20 16:20:43 +09:00
|
|
|
'messages': get_all_messages_for_websocket(),
|
|
|
|
'users': get_all_users_for_websocket(),
|
2022-02-17 09:20:51 +09:00
|
|
|
'default': {
|
|
|
|
True: CONFIG['DEFAULT_HOST_NAME'],
|
|
|
|
False: CONFIG['DEFAULT_ANON_NAME'],
|
|
|
|
},
|
2022-02-18 21:24:19 +09:00
|
|
|
'scrollback': CONFIG['MAX_CHAT_SCROLLBACK'],
|
2022-02-21 07:07:32 +09:00
|
|
|
'digest': get_random_captcha_digest_for(user),
|
2022-02-13 13:00:10 +09:00
|
|
|
}
|
|
|
|
await websocket.send_json(payload)
|
|
|
|
while True:
|
|
|
|
payload = await queue.get()
|
|
|
|
await websocket.send_json(payload)
|
|
|
|
|
2022-02-18 10:32:34 +09:00
|
|
|
async def websocket_inbound(queue, user):
|
2022-02-13 13:00:10 +09:00
|
|
|
while True:
|
|
|
|
receipt = await websocket.receive_json()
|
2022-02-16 18:55:30 +09:00
|
|
|
see(user)
|
2022-02-15 19:11:53 +09:00
|
|
|
try:
|
2022-02-20 13:23:32 +09:00
|
|
|
nonce, comment, digest, answer = parse_websocket_data(receipt)
|
2022-02-15 19:11:53 +09:00
|
|
|
except Malformed as e:
|
|
|
|
error , *_ = e.args
|
2022-02-13 13:00:10 +09:00
|
|
|
payload = {
|
|
|
|
'type': 'error',
|
|
|
|
'because': error,
|
|
|
|
}
|
|
|
|
else:
|
2022-02-15 19:11:53 +09:00
|
|
|
try:
|
2022-02-21 11:05:19 +09:00
|
|
|
verification_happened = verify(user, digest, answer)
|
2022-02-20 13:23:32 +09:00
|
|
|
except BadCaptcha as e:
|
2022-02-15 19:11:53 +09:00
|
|
|
notice, *_ = e.args
|
|
|
|
else:
|
2022-02-20 13:23:32 +09:00
|
|
|
try:
|
2022-02-21 11:05:19 +09:00
|
|
|
message_was_added = add_chat_message(
|
|
|
|
user,
|
|
|
|
nonce,
|
|
|
|
comment,
|
|
|
|
ignore_empty=verification_happened,
|
|
|
|
)
|
2022-02-20 13:23:32 +09:00
|
|
|
except Rejected as e:
|
|
|
|
notice, *_ = e.args
|
|
|
|
else:
|
2022-02-21 07:07:32 +09:00
|
|
|
deverify(user)
|
2022-02-21 11:05:19 +09:00
|
|
|
notice = None
|
|
|
|
payload = {
|
|
|
|
'type': 'ack',
|
|
|
|
'nonce': nonce,
|
|
|
|
'next': generate_nonce(),
|
|
|
|
'notice': notice,
|
|
|
|
'clear': message_was_added,
|
|
|
|
'digest': get_random_captcha_digest_for(user),
|
|
|
|
}
|
2022-02-19 12:14:37 +09:00
|
|
|
queue.put_nowait(payload)
|