Re: View using 2 models

Well, I missed the point apparently. I was unaware django created
reverse attribute for ForeignKey. Thanks !

On Nov 12, 5:44 am, bruno desthuilliers
<bruno.desthuilli...@gmail.com> wrote:
> On 12 nov, 07:07, EmileZola <marc....@gmail.com> wrote:
>
>
>
> > Alright, I'm pretty new to Django and I've got this problem I can't
> > quite solve.
>
> > I basically have two models, wich I use to put blog articles into
> > categories. One is a Category and the other is a Subject. So in my
> > categories I might have ('Programming', 'Music', 'Essays') and my
> > subjects are listed under those various categories. So under
> > Programming I might have ('Python', 'PHP', 'ASM').
>
> > Here a stripped down version of my models :
>
> > class Category(models.Model):
> > name = models.CharField(_('Categorie'), max_length=100)
>
> > class Subject(models.Model):
> > name = models.CharField(_('Forum'), max_length=100)
> > description = models.CharField(_('Description'), max_length=250)
> > category = models.ForeignKey(Category)
>
> > Now, what I try to do in my view, is to loop through the categories
> > and list each subject it contains. Someone can help me ?
>
> Why do you want to do this in the view ??? If it's for rendering
> purpose - which I guess is the case - just pass the appropriate
> Category queryset to your context, then do the loop in the template,
> ie:
>
> # yourapp/views.py
>
> def category_list(request, ...):
>    context = dict(categories = Category.objects.all().select_related
> ())
>    return render_to_response(
>       "yourapp/category_list.html",
>       context,
>       context_instance=RequestContext(request)
>       )
>
> # yourapp/category_list.html
>
> <ul>
> {% for category in categories %}
>   <li>
>     <b>{{ category.name }}</b>
>     <ul>
>     {% for subject in category.subject_set.all %}
>       <li>{{ subject.name }}</li>
>     {% endfor %}
>     </ul>
>   </li>
> {% endfor %}
> </ul>
>
> HTH - Or did I miss the point ?

--

You received this message because you are subscribed to the Google Groups "Django users" group.
To post to this group, send email to django-users@googlegroups.com.
To unsubscribe from this group, send email to django-users+unsubscribe@googlegroups.com.
For more options, visit this group at http://groups.google.com/group/django-users?hl=.