Hello,
On Jan 28, 2008 3:09 PM, theZero <[EMAIL PROTECTED]> wrote:
>
[introduction]
>
> Pages are called using select_related(), which retrieves the
> associated Pods. So in the template, I have several areas like this:
>
> {% block leftcolumn %}
> <div id="left_column">
> {% for pod in page.pods.all %}
> {% ifequal pod.placement "left" %}
> <div class="pod">
> <h2>{{ pod.Title }}</h2>
> {{ pod.Content|escape|linebreaks }}
> </div>
> {% else %}
> {% endifequal %}
> {% endfor %}
> </div>
> {% endblock %}
>
> It works, but I definitely know it's not the best way to do it. I have
> two primary problems with it.
>
> First, if there are no items in that block, then I don't want to show
> that <div id="left_column"> on the page at all. How can I choose to
> display the contents of a block depending on if a pod exists that
> meets the select criteria? I know I'm missing something simple, but I
> can't put my finger on it.
If I am not mistaken, {% if page.pods.all %} should evaluate to False
if there are no pods, so you can enclose your <div> with that and it
should work as you'd like.
> Second, it is obviously and woefully inefficient to do this for
> several blocks on the page. I may have 5 or more, and I may want to
> add some in the future. Is this the place for a custom templatetag?
> Has someone already put something like this together?
>
> If I'm completely off-base and thinking about this wrong, let me know.
> I'm still learning!
I have no experience with this second issue. Sorry!
Hope it helps,
Eduardo.
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