Commit e186ae39 authored by Sofia Papagiannaki's avatar Sofia Papagiannaki
Browse files

astakos: add astakos.im.decorators module

parent 241fc4d4
# Copyright 2011-2012 GRNET S.A. All rights reserved.
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from functools import wraps
from django.http import HttpResponse
from astakos.im.cookie import CookieHandler
def cookie_fix(func):
"""
Decorator checks whether the request.user conforms
with the astakos cookie and if not it fixes it.
"""
@wraps(func)
def wrapper(request, *args, **kwargs):
cookie = CookieHandler(request)
if not cookie.is_valid:
# redirect to request path to set/delete the cookie
response = HttpResponse(status=302)
response['Location'] = request.get_full_path()
cookie.fix(response)
return response
response = func(request, *args, **kwargs)
# if the user authentication status has changed during the processing
# set/delete the cookie appropriately
if not cookie.is_valid:
cookie.fix(response)
return response
return wrapper
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