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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
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