Misago/misago/readtracker/dates.py

from datetime import timedelta
from django.conf import settings
from django.utils import timezone


def is_date_tracked(date, user, category_read_cutoff=None):
    if date:
        if category_read_cutoff and category_read_cutoff > date:
            return False
        else:
            return date > user.joined_on
    else:
        return False