mirror of https://github.com/snachodog/mybuddy.git
48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
import time
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import pytz
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from django.conf import settings
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from django.utils import timezone
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class UserTimezoneMiddleware:
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"""
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Sets the timezone based on a user specific setting that falls back on
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`settings.TIME_ZONE`.
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"""
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def __init__(self, get_response):
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self.get_response = get_response
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def __call__(self, request):
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timezone_name = request.session.get('user_timezone')
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if timezone_name:
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try:
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timezone.activate(pytz.timezone(timezone_name))
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except pytz.UnknownTimeZoneError:
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pass
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return self.get_response(request)
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class RollingSessionMiddleware:
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"""
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Periodically resets the session expiry for existing sessions.
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"""
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def __init__(self, get_response):
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self.get_response = get_response
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def __call__(self, request):
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if request.session.keys():
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session_refresh = request.session.get('session_refresh')
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if session_refresh:
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try:
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delta = int(time.time()) - session_refresh
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except (ValueError, TypeError):
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delta = settings.ROLLING_SESSION_REFRESH + 1
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if delta > settings.ROLLING_SESSION_REFRESH:
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request.session['session_refresh'] = int(time.time())
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request.session.set_expiry(settings.SESSION_COOKIE_AGE)
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else:
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request.session['session_refresh'] = int(time.time())
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return self.get_response(request)
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