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Fixed #15395 -- Documented the modules/import paths for the various decorators in django.views.decorators. Thanks to slinkp for the report.

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git-svn-id: http://code.djangoproject.com/svn/django/trunk@15671 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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Gabriel Hurley 2011-02-28 05:25:46 +00:00
parent 70d3c84d18
commit c9db8cc83f
1 changed files with 20 additions and 7 deletions
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27
docs/topics/http/decorators.txt
View File

@ -2,7 +2,7 @@
View decorators
===============
.. currentmodule:: django.views.decorators.http
.. module:: django.views.decorators.http
Django provides several decorators that can be applied to views to support
various HTTP features.
@ -10,12 +10,16 @@ various HTTP features.
Allowed HTTP methods
====================
The following decorators in :mod:`django.views.decorators.http` can be used to
restrict access to views based on the request method.
.. function:: require_http_methods(request_method_list)
This decorator is used to make a view only accept particular request methods.
Usage::
This decorator is used to ensure that a view only accepts particular request
methods. Usage::
from django.views.decorators.http import require_http_methods
@require_http_methods(["GET", "POST"])
def my_view(request):
# I can assume now that only GET or POST requests make it this far
@ -35,6 +39,9 @@ Decorator to require that a view only accept the POST method.
Conditional view processing
===========================
The following decorators in :mod:`django.views.decorators.http` can be used to
control caching behavior on particular views.
.. function:: condition(etag_func=None, last_modified_func=None)
.. function:: etag(etag_func)
@ -45,27 +52,33 @@ These decorators can be used to generate ``ETag`` and ``Last-Modified``
headers; see
:doc:`conditional view processing </topics/conditional-view-processing>`.
.. currentmodule:: django.views.decorators.gzip
.. module:: django.views.decorators.gzip
GZip compression
================
The decorators in :mod:`django.views.decorators.gzip` control content
compression on a per-view basis.
.. function:: gzip_page()
This decorator compresses content if the browser allows gzip compression.
It sets the ``Vary`` header accordingly, so that caches will base their
storage on the ``Accept-Encoding`` header.
.. currentmodule:: django.views.decorators.vary
.. module:: django.views.decorators.vary
Vary headers
============
The ``Vary`` header defines which request headers a cache mechanism should take
into account when building its cache key.
The decorators in :mod:`django.views.decorators.vary` can be used to control
caching based on specific request headers.
.. function:: vary_on_cookie(func)
.. function:: vary_on_headers(*headers)
The ``Vary`` header defines which request headers a cache mechanism should take
into account when building its cache key.
See :ref:`using vary headers <using-vary-headers>`.