anonstream/anonstream/helpers/chat.py

19 行
481 B
Python

# SPDX-FileCopyrightText: 2022 n9k [https://git.076.ne.jp/ninya9k]
# SPDX-License-Identifier: AGPL-3.0-or-later
import hashlib
from quart import current_app
CONFIG = current_app.config
def generate_nonce_hash(nonce):
parts = CONFIG['SECRET_KEY'] + b'nonce-hash\0' + nonce.encode()
return hashlib.sha256(parts).digest()
def get_scrollback(messages):
n = CONFIG['MAX_CHAT_SCROLLBACK']
if len(messages) < n:
return messages
return list(messages)[-n:]