New FetchFromCacheMiddleware

from django.core.urlresolvers import resolve

from django.utils import translation

from django.utils.cache import add_never_cache_headers

from django.middleware.cache import FetchFromCacheMiddleware as DjangoFetchFromCacheMiddleware

#from opds_catalog import settings

from constance import config

            translation.activate(request.LANG)

            request.LANGUAGE_CODE = request.LANG

class DisableAnonymouseCachingMiddleware:

class FetchFromCacheMiddleware(DjangoFetchFromCacheMiddleware):

    def process_response(self, request, response):

#    def process_response(self, request, response):

#        if not request.user.is_authenticated():

#            add_never_cache_headers(response)

#        return response

    def process_request(self, request):

        if not request.user.is_authenticated():

            add_never_cache_headers(response)

        return response

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            return None

        else:

            return super(FetchFromCacheMiddleware, self).process_request(request)

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]

MIDDLEWARE_CLASSES = [

    'django.middleware.cache.UpdateCacheMiddleware',

    'django.middleware.security.SecurityMiddleware',

    'django.contrib.sessions.middleware.SessionMiddleware',

    'django.middleware.common.CommonMiddleware',

    'opds_catalog.middleware.SOPDSLocaleMiddleware',

    'django.contrib.messages.middleware.MessageMiddleware',

    'django.middleware.clickjacking.XFrameOptionsMiddleware',

    'django.middleware.cache.CacheMiddleware',

    'opds_catalog.middleware.DisableAnonymouseCachingMiddleware',

    #'django.middleware.cache.CacheMiddleware',

    'opds_catalog.middleware.FetchFromCacheMiddleware',

]

ROOT_URLCONF = 'sopds.urls'