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Fixed #2541 -- Added helpful error message for CacheMiddleware in the case of CACHE_ANONYMOUS_ONLY=True and uninstalled/unordered AuthenticationMiddleware. Thanks, dummy@habmalnefrage.de 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@3603 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2006-08-18 03:31:13 +00:00
parent 8f065bba6b
commit d592ca487a
1 changed files with 3 additions and 0 deletions
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django/middleware/cache.py
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@ -41,6 +41,9 @@ class CacheMiddleware(object):
def process_request(self, request):
"Checks whether the page is already cached and returns the cached version if available."
if self.cache_anonymous_only:
assert hasattr(request, 'user'), "The Django cache middleware with CACHE_MIDDLEWARE_ANONYMOUS_ONLY=True requires authentication middleware to be installed. Edit your MIDDLEWARE_CLASSES setting to insert 'django.contrib.auth.middleware.AuthenticationMiddleware' before the CacheMiddleware."
if not request.method in ('GET', 'HEAD') or request.GET:
request._cache_update_cache = False
return None # Don't bother checking the cache.