from django.conf import settings from django.contrib.flatpages.views import flatpage from django.http import Http404 from django.utils.deprecation import MiddlewareMixin class FlatpageFallbackMiddleware(MiddlewareMixin): def process_response(self, request, response): if response.status_code != 404: return response # No need to check for a flatpage for non-404 responses. try: return flatpage(request, request.path_info) # Return the original response if any errors happened. Because this # is a middleware, we can't assume the errors will be caught elsewhere. except Http404: return response except Exception: if settings.DEBUG: raise return response