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middleware.py 784B

5 years ago
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  1. from django.conf import settings
  2. from django.contrib.flatpages.views import flatpage
  3. from django.http import Http404
  4. from django.utils.deprecation import MiddlewareMixin
  5. class FlatpageFallbackMiddleware(MiddlewareMixin):
  6. def process_response(self, request, response):
  7. if response.status_code != 404:
  8. return response # No need to check for a flatpage for non-404 responses.
  9. try:
  10. return flatpage(request, request.path_info)
  11. # Return the original response if any errors happened. Because this
  12. # is a middleware, we can't assume the errors will be caught elsewhere.
  13. except Http404:
  14. return response
  15. except Exception:
  16. if settings.DEBUG:
  17. raise
  18. return response