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author | Tim Graham <timograham@gmail.com> | 2012-07-29 18:14:26 -0400 |
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committer | Tim Graham <timograham@gmail.com> | 2012-07-29 18:14:26 -0400 |
commit | 690ed5794672495e4cffca9a4a701008d254a4e7 (patch) | |
tree | 318ca64ba5d1145968ba939167ae94fa9f25b098 /docs/intro/tutorial04.txt | |
parent | 07d70e9b267797f5f375a1dfcc0513a68d0feb5f (diff) | |
download | django-690ed5794672495e4cffca9a4a701008d254a4e7.tar.gz |
Fixed #18476 - Added use of {% url %} tag to tutorial.
Thanks Claude Paroz for the patch.
Diffstat (limited to 'docs/intro/tutorial04.txt')
-rw-r--r-- | docs/intro/tutorial04.txt | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/docs/intro/tutorial04.txt b/docs/intro/tutorial04.txt index 44b9c16c2a..31680ea5e5 100644 --- a/docs/intro/tutorial04.txt +++ b/docs/intro/tutorial04.txt @@ -18,7 +18,7 @@ tutorial, so that the template contains an HTML ``<form>`` element: {% if error_message %}<p><strong>{{ error_message }}</strong></p>{% endif %} - <form action="/polls/{{ poll.id }}/vote/" method="post"> + <form action="{% url 'polls.views.vote' poll.id %}" method="post"> {% csrf_token %} {% for choice in poll.choice_set.all %} <input type="radio" name="choice" id="choice{{ forloop.counter }}" value="{{ choice.id }}" /> @@ -35,7 +35,7 @@ A quick rundown: selects one of the radio buttons and submits the form, it'll send the POST data ``choice=3``. This is HTML Forms 101. -* We set the form's ``action`` to ``/polls/{{ poll.id }}/vote/``, and we +* We set the form's ``action`` to ``{% url 'polls.views.vote' poll.id %}``, and we set ``method="post"``. Using ``method="post"`` (as opposed to ``method="get"``) is very important, because the act of submitting this form will alter data server-side. Whenever you create a form that alters @@ -172,7 +172,7 @@ Now, create a ``results.html`` template: {% endfor %} </ul> - <a href="/polls/{{ poll.id }}/">Vote again?</a> + <a href="{% url 'polls.views.detail' poll.id %}">Vote again?</a> Now, go to ``/polls/1/`` in your browser and vote in the poll. You should see a results page that gets updated each time you vote. If you submit the form @@ -238,11 +238,13 @@ Change it like so:: ListView.as_view( queryset=Poll.objects.order_by('-pub_date')[:5], context_object_name='latest_poll_list', - template_name='polls/index.html')), + template_name='polls/index.html'), + name='poll_index'), url(r'^(?P<pk>\d+)/$', DetailView.as_view( model=Poll, - template_name='polls/detail.html')), + template_name='polls/detail.html'), + name='poll_detail'), url(r'^(?P<pk>\d+)/results/$', DetailView.as_view( model=Poll, @@ -265,8 +267,8 @@ two views abstract the concepts of "display a list of objects" and ``"pk"``, so we've changed ``poll_id`` to ``pk`` for the generic views. -* We've added a name, ``poll_results``, to the results view so - that we have a way to refer to its URL later on (see the +* We've added the ``name`` argument to the views (e.g. ``name='poll_results'``) + so that we have a way to refer to their URL later on (see the documentation about :ref:`naming URL patterns <naming-url-patterns>` for information). We're also using the :func:`~django.conf.urls.url` function from @@ -317,6 +319,13 @@ function anymore -- generic views can be (and are) used multiple times return HttpResponseRedirect(reverse('poll_results', args=(p.id,))) +The same rule apply for the :ttag:`url` template tag. For example in the +``results.html`` template: + +.. code-block:: html+django + + <a href="{% url 'poll_detail' poll.id %}">Vote again?</a> + Run the server, and use your new polling app based on generic views. For full details on generic views, see the :doc:`generic views documentation |