Thanks Daniel :) I am doing the tutorial and nothing else, step by step. I
mispelled the name of my template variable.
Many thanks,
Lloyd
On Mon, Jun 14, 2010 at 3:45 PM, Daniel Roseman <dan...@roseman.org.uk>wrote:
> On Jun 14, 2:13 pm, Sithembewena Lloyd Dube <zebr...@gmail.com> wrote:
> > Hi all,
> >
> > I have a "vote" view and "detail" template in the Polls application that
> I
> > am writing. The idea is that the user will see a "vote" page where they
> can
> > select one of two radio buttons for a choice to the poll, and click
> "vote".
> > This takes them to a "results" page where they can view the poll and its
> > choices. That works fine. However, if a choice is not selected, the user
> > should be sent to the "detail" page, where an error message will be shown
> > stating that no choice was selected. This is not happening - when I
> haven't
> > selected a choice, the "vote" page is reloaded upon submitting the form.
> >
> > Please see the vote view and detail template code below:
> >
> > *VOTE VIEW*
> > def vote(request, poll_id):
> > p = get_object_or_404(Poll, pk=poll_id)
> > try:
> > selected_choice = p.choice_set.get(pk=request.POST['choice'])
> > except (KeyError, Choice.DoesNotExist):
> > # Redisplay the poll voting form.
> > *return render_to_response('polls/detail.html', {'poll': p,
> > 'error_message': "You didn't select a choice.",
> > }, context_instance=RequestContext(request))*
> > else:
> > selected_choice.votes += 1
> > selected_choice.save()
> > # Always return an HttpResponseRedirect after successfully
> dealing
> > # with POST data. This prevents data from being posted twice if a
> > # user hits the Back button.
> > return
> HttpResponseRedirect(reverse('myproject.polls.views.results',
> > args=(p.id,)))
> >
> > *DETAIL TEMPLATE*
> > <h1>{{ poll.question }}</h1>
> >
> > *{% if error_message %}<p><strong>{{ error_messsage }}</strong></p>{%
> endif
> > %}
> > *
> > <form action="/polls/{{ poll.id }}/vote/" method="post">
> > {% csrf_token %}
> > {% for choice in poll.choice_set.all %}
> > <input type="radio" name="choice" id="choice{{ forloop.counter
> }}"
> > value="{{ choice.id }}" />
> > <label for="choice{{ forloop.counter }}">{{
> choice.choice}}</label><br />
> >
> > {% endfor %}
> > <input type="submit" value="Vote" />
> > </form>
> >
> > Any anomalies here?
> >
> > Thanks.
> >
> > --
> > Regards,
> > Sithembewena Lloyd Dubehttp://www.lloyddube.com
>
> You're trying to run before you can walk. Finish the tutorial, then
> read the forms framework documentation (http://docs.djangoproject.com/
> en/1.2/topics/forms/<http://docs.djangoproject.com/%0Aen/1.2/topics/forms/>)
> which will explain how Django does all this for
> you.
> --
> DR.
>
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>
--
Regards,
Sithembewena Lloyd Dube
http://www.lloyddube.com
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