More tightening of docs/cache.txt

git-svn-id: http://code.djangoproject.com/svn/django/trunk@1031 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2005-10-31 03:17:39 +00:00
parent cbe2426369
commit 546e368d0b
1 changed files with 6 additions and 7 deletions

View File

@ -306,24 +306,23 @@ allows applications to do the following:
because the cache copy isn't yet expired.)
In Django, use the ``cache_control`` view decorator to specify these cache
parameters. In this example, the ``cache_control`` decorator tells caches to
revalidate the cache on every access and to store cached versions for, at most,
3600 seconds::
parameters. In this example, ``cache_control`` tells caches to revalidate the
cache on every access and to store cached versions for, at most, 3600 seconds::
from django.views.decorators.cache import cache_control
@cache_control(must_revalidate=True, max_age=3600)
def my_view(request):
...
Any valid Cache-Control directive is valid in ``cache_control()``. For a full
list, see the `Cache-Control spec`_. Just pass the directives as keyword
Any valid ``Cache-Control`` directive is valid in ``cache_control()``. For a
full list, see the `Cache-Control spec`_. Just pass the directives as keyword
arguments to ``cache_control()``, substituting underscores for hyphens. For
directives that don't take an argument, set the argument to ``True``.
Examples:
``@cache_control(max_age=3600)`` turns into ``max-age=3600``.
``@cache_control(public=True)`` turns into ``public``.
* ``@cache_control(max_age=3600)`` turns into ``max-age=3600``.
* ``@cache_control(public=True)`` turns into ``public``.
(Note that the caching middleware already sets the cache header's max-age with
the value of the ``CACHE_MIDDLEWARE_SETTINGS`` setting. If you use a custom