import threading user_holder = threading.local() user_holder.user = None # http://code.djangoproject.com/wiki/CookBookThreadlocalsAndUser class AutoUserMiddleware(object): '''Saves the current user so it can be retrieved by the admin''' def process_request(self, request): user_holder.user = request.user def get_user(): '''Get the currently logged in request.user''' return user_holder.user # begin copy of stock Django UpdateCacheMiddleware # this is to address feeds caching issue which makes it horribly # unperformant from django.conf import settings from django.core.cache import cache from django.utils.cache import get_cache_key, learn_cache_key, patch_response_headers, get_max_age class UpdateCacheMiddleware(object): """ Response-phase cache middleware that updates the cache if the response is cacheable. Must be used as part of the two-part update/fetch cache middleware. UpdateCacheMiddleware must be the first piece of middleware in MIDDLEWARE_CLASSES so that it'll get called last during the response phase. """ def __init__(self): self.cache_timeout = settings.CACHE_MIDDLEWARE_SECONDS self.key_prefix = settings.CACHE_MIDDLEWARE_KEY_PREFIX self.cache_anonymous_only = getattr(settings, 'CACHE_MIDDLEWARE_ANONYMOUS_ONLY', False) def process_response(self, request, response): """Sets the cache, if needed.""" if not hasattr(request, '_cache_update_cache') or not request._cache_update_cache: # We don't need to update the cache, just return. return response if request.method != 'GET': # This is a stronger requirement than above. It is needed # because of interactions between this middleware and the # HTTPMiddleware, which throws the body of a HEAD-request # away before this middleware gets a chance to cache it. return response if not response.status_code == 200: return response # Try to get the timeout from the "max-age" section of the "Cache- # Control" header before reverting to using the default cache_timeout # length. timeout = get_max_age(response) if timeout == None: timeout = self.cache_timeout elif timeout == 0: # max-age was set to 0, don't bother caching. return response patch_response_headers(response, timeout) if timeout: response.content = response.content cache_key = learn_cache_key(request, response, timeout, self.key_prefix) cache.set(cache_key, response, timeout) return response # vim: set ts=4 sw=4 et: