Hm. Looks like the with tag would help with this, as it accepts
filtered values:
{% with person|get_obj:col|gt:too_large as val_too_large %}
{% if val_too_large %}
...
{% endif %}
{% endwith %}
On Feb 19, 10:55 am, Daniel Wong <allyourc...@gmail.com> wrote:
> Thanks, Roseman. I was hoping I wouldn't have to resort to custom
> filters or tags, because it obfuscates template code that should be
> really simple. Also, I don't think filters can be applied to this
> slightly modified example:
>
> {% for person in people %}
> <tr>
> {% for col in columns %}
> <td{% if person.get(col) > too_large %} class="too-large"{% endif
> %}>
> {{ person.get(col) }}
> </td>
> {% endfor %}
> {% endfor %}
>
> I know Django templates were intentionally designed to disallow
> passing arguments to methods; therefore, I'm assuming there must be a
> clean way of implementing this example that I'm just not aware of.
>
> On Feb 19, 12:27 am, Daniel Roseman <dan...@roseman.org.uk> wrote:
>
> > On Feb 19, 8:04 am, Daniel Wong <allyourc...@gmail.com> wrote:
>
> > > Seems like there's no good way to do this, because you can't call
> > > methods that take > 0 arguments.
>
> > > Here's an example of the sort of thing I'm trying to do. Imagine
> > > you're trying to create a spreadsheet like view:
>
> > > {% for person in people %}
> > > <tr>
> > > {% for col in columns %}
> > > <td>{{ person.get(col) }}</td>
> > > {% endfor %}
> > > {% endfor %}
>
> > > Seems like you'd have to use custom tags to achieve this, but that
> > > seems way too complicated for something so simple. Is there a better
> > > way?
>
> > Writing a custom filter for this is the correct way - and it's a three-
> > line job:
>
> > @register.filter
> > def get_obj(obj, value):
> > return obj.get(value)
>
> > --
> > DR.
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