takahe/activities/middleware.py
2022-12-15 00:50:54 -07:00

27 lines
755 B
Python

from time import time
from activities.models import Emoji
class EmojiDefaultsLoadingMiddleware:
"""
Caches the default Emoji
"""
refresh_interval: float = 30.0
def __init__(self, get_response):
self.get_response = get_response
self.loaded_ts: float = 0.0
def __call__(self, request):
# Allow test fixtures to force and lock the Emojis
if not getattr(Emoji, "__forced__", False):
if (
not getattr(Emoji, "locals", None)
or (time() - self.loaded_ts) >= self.refresh_interval
):
Emoji.locals = Emoji.load_locals()
self.loaded_ts = time()
response = self.get_response(request)
return response