From 227626dcd092051ffb29417c3bbe2d8321794cab Mon Sep 17 00:00:00 2001 From: Adrian Holovaty Date: Mon, 25 Sep 2006 17:33:17 +0000 Subject: [PATCH] Fixed typos and improved documentation for permission_required decorator addition from [3779] git-svn-id: http://code.djangoproject.com/svn/django/trunk@3835 bcc190cf-cafb-0310-a4f2-bffc1f526a37 --- django/contrib/auth/decorators.py | 4 ++-- docs/authentication.txt | 32 ++++++++++++++++++++----------- 2 files changed, 23 insertions(+), 13 deletions(-) diff --git a/django/contrib/auth/decorators.py b/django/contrib/auth/decorators.py index 8164d8314e..37e948f8fe 100644 --- a/django/contrib/auth/decorators.py +++ b/django/contrib/auth/decorators.py @@ -29,8 +29,8 @@ login_required.__doc__ = ( def permission_required(perm, login_url=LOGIN_URL): """ - Decorator for views that checks if a user has a particular permission - enabled, redirectiing to the log-in page if necessary. + Decorator for views that checks whether a user has a particular permission + enabled, redirecting to the log-in page if necessary. """ return user_passes_test(lambda u: u.has_perm(perm), login_url=login_url) diff --git a/docs/authentication.txt b/docs/authentication.txt index 31a894512a..6d345adaec 100644 --- a/docs/authentication.txt +++ b/docs/authentication.txt @@ -456,9 +456,9 @@ As a shortcut, you can use the convenient ``user_passes_test`` decorator:: # ... my_view = user_passes_test(lambda u: u.has_perm('polls.can_vote'))(my_view) -We are using this particular test as a relatively simple example, however be -aware that if you just want to test if a permission is available to a user, -you can use the ``permission_required()`` decorator described below. +We're using this particular test as a relatively simple example. However, if +you just want to test whether a permission is available to a user, you can use +the ``permission_required()`` decorator, described later in this document. Here's the same thing, using Python 2.4's decorator syntax:: @@ -495,20 +495,30 @@ Example in Python 2.4 syntax:: The permission_required decorator ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Since checking whether a user has a particular permission available to them is a -relatively common operation, Django provides a shortcut for that particular -case: the ``permission_required()`` decorator. Using this decorator, the -earlier example can be written as:: +**New in Django development version** + +It's a relatively common task to check whether a user has a particular +permission. For that reason, Django provides a shortcut for that case: the +``permission_required()`` decorator. Using this decorator, the earlier example +can be written as:: from django.contrib.auth.decorators import permission_required - + def my_view(request): # ... - my_view = permission_required('polls.can_vote')(my_view) Note that ``permission_required()`` also takes an optional ``login_url`` -parameter. +parameter. Example:: + + from django.contrib.auth.decorators import permission_required + + def my_view(request): + # ... + my_view = permission_required('polls.can_vote', login_url='/loginpage/')(my_view) + +As in the ``login_required`` decorator, ``login_url`` defaults to +``'/accounts/login/'``. Limiting access to generic views -------------------------------- @@ -633,7 +643,7 @@ The currently logged-in user, either a ``User`` instance or an``AnonymousUser`` instance, is stored in the template variable ``{{ user }}``:: {% if user.is_authenticated %} -

Welcome, {{ user.username }}. Thanks for logging in.

+

Welcome, {{ user.username }}. Thanks for logging in.

{% else %}

Welcome, new user. Please log in.

{% endif %}