From ee5fb7d18c9e06b564e6947f63c18436a3c8b66c Mon Sep 17 00:00:00 2001 From: Timo Graham Date: Mon, 27 Dec 2010 13:27:26 +0000 Subject: [PATCH] Fixed #6181 - Document `django.views.decorators.http` - thanks adamv for the patch. git-svn-id: http://code.djangoproject.com/svn/django/trunk@15064 bcc190cf-cafb-0310-a4f2-bffc1f526a37 --- docs/index.txt | 3 +- docs/ref/middleware.txt | 3 ++ docs/topics/cache.txt | 2 + docs/topics/http/decorators.txt | 71 +++++++++++++++++++++++++++++++++ docs/topics/http/index.txt | 1 + 5 files changed, 79 insertions(+), 1 deletion(-) create mode 100644 docs/topics/http/decorators.txt diff --git a/docs/index.txt b/docs/index.txt index 632adc8da3f..0cf066ee01c 100644 --- a/docs/index.txt +++ b/docs/index.txt @@ -91,7 +91,8 @@ The view layer * **The basics:** :doc:`URLconfs ` | :doc:`View functions ` | - :doc:`Shortcuts ` + :doc:`Shortcuts ` | + :doc:`Decorators ` * **Reference:** :doc:`Request/response objects ` | diff --git a/docs/ref/middleware.txt b/docs/ref/middleware.txt index 2625155dd95..cb906848472 100644 --- a/docs/ref/middleware.txt +++ b/docs/ref/middleware.txt @@ -98,6 +98,9 @@ compress content bodies less than 200 bytes long, when the response code is something other than 200, JavaScript files (for IE compatibility), or responses that have the ``Content-Encoding`` header already specified. +GZip compression can be applied to individual views using the +:func:`~django.views.decorators.http.gzip_page()` decorator. + Conditional GET middleware -------------------------- diff --git a/docs/topics/cache.txt b/docs/topics/cache.txt index 435a7d3ada1..dc8da9bdbb3 100644 --- a/docs/topics/cache.txt +++ b/docs/topics/cache.txt @@ -950,6 +950,8 @@ exist to instruct upstream caches to differ their cache contents depending on designated variables, and to tell caching mechanisms not to cache particular pages. We'll look at some of these headers in the sections that follow. +.. _using-vary-headers: + Using Vary headers ================== diff --git a/docs/topics/http/decorators.txt b/docs/topics/http/decorators.txt new file mode 100644 index 00000000000..7bb62ae8f5f --- /dev/null +++ b/docs/topics/http/decorators.txt @@ -0,0 +1,71 @@ +=============== +View Decorators +=============== + +.. currentmodule:: django.views.decorators.http + +Django provides several decorators that can be applied to views to support +various HTTP features. + +Allowed HTTP Methods +==================== + +.. function:: require_http_methods(request_method_list) + +This decorator is used to make a view only accept 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 + # ... + pass + +Note that request methods should be in uppercase. + +.. function:: require_GET() + +Decorator to require that a view only accept the GET method. + +.. function:: require_POST() + +Decorator to require that a view only accept the POST method. + +Conditional view processing +=========================== + +.. function:: condition(etag_func=None, last_modified_func=None) + +.. function:: etag(etag_func) + +.. function:: last_modified(last_modified_func) + +These decorators can be used to generate ``ETag`` and ``Last-Modified`` +headers; see +:doc:`conditional view processing `. + +.. currentmodule:: django.views.decorators.http + +GZip Compression +================ + +.. 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 + +Vary Headers +============ + +The ``Vary`` header defines which request headers a cache mechanism should take +into account when building its cache key. + +.. function:: vary_on_cookie(func) + +.. function:: vary_on_headers(*headers) + +See :ref:`using vary headers `. diff --git a/docs/topics/http/index.txt b/docs/topics/http/index.txt index 5ef776dd7ba..0bcb3a2d482 100644 --- a/docs/topics/http/index.txt +++ b/docs/topics/http/index.txt @@ -8,6 +8,7 @@ Information on handling HTTP requests in Django: urls views + decorators file-uploads shortcuts generic-views