django.git/django/middleware/cache.py, branch fix-31295

Fixed #36560 -- Prevented UpdateCacheMiddleware from caching responses with Cache-Control 'no-cache' or 'no-store'.

2025-08-21T14:48:36Z

Refs #36500 -- Rewrapped long docstrings and block comments via a script.

2025-07-23T23:17:55Z

Rewrapped long docstrings and block comments to 79 characters + newline using script from https://github.com/medmunds/autofix-w505.

Removed unneeded hyphens in "counterintuitive".

2024-07-04T06:30:19Z

Follow-up to 65ad4ade74dc9208b9d686a451cd6045df0c9c3a which added counterintuitive to the wordlist. Removes unneeded (antiquated) hyphenated usages. See e.g. https://www.merriam-webster.com/dictionary/counterintuitive

Fixed #27225 -- Added "Age" header when fetching cached responses.

2024-02-05T12:27:51Z

Co-Authored-By: Author: Alexander Lazarević

Refs #33476 -- Reformatted code with Black.

2022-02-07T19:37:05Z

Fixed #33252 -- Made cache middlewares thread-safe.

2021-11-03T08:39:27Z

Refs #26601 -- Made get_response argument required and don't accept None in middleware classes.

2021-01-14T16:50:04Z

Per deprecation timeline.

Fixed #31928 -- Fixed detecting an async get_response in various middlewares.

2020-08-28T10:33:15Z

SecurityMiddleware and the three cache middlewares were not calling super().__init__() during their initialization or calling the required MiddlewareMixin._async_check() method. This made the middlewares not properly present as coroutine and confused the middleware chain when used in a fully async context. Thanks Kordian Kowalski for the report.

Refs #26601 -- Deprecated passing None as get_response arg to middleware classes.

2020-02-18T19:03:44Z

This is the new contract since middleware refactoring in Django 1.10. Co-authored-by: Carlton Gibson Co-authored-by: Mariusz Felisiak

Fixed #30765 -- Made cache_page decorator take precedence over max-age Cache-Control directive.

2020-01-16T12:39:16Z