Re: display additional information, best practice

2012-10-29 Thread Stefano Tranquillini
i gave it a look. but seems that detail view let me to display a model by 
just writing the template and not the view. right?
the point is, i've information that are not already in the object i want to 
display.
example:
i want to display the model called "Question" which has a set of "answers" 
given by "users"
now, how can i display for each question:
- the number of answer
- the number of correct answer
- the set of users who correctly answered.
?

can i do this with the detailview? beacuse i didn't find it out. or do i've 
to create a class to match the data i want to display and render this in a 
template?

On Sunday, October 28, 2012 10:03:21 PM UTC+1, Sergiy Khohlov wrote:
>
> Have you tried detailview ? 
> Also it is possible to add some values to the temple in view 
>
> 2012/10/28 Stefano Tranquillini >: 
> > Hi all. 
> > just a question about how to proceed. 
> > when i've to display data direct from the model (the db) one in a page 
> is 
> > simple. 
> > what if i want to display aggregate data or some data that needs logic? 
> > i've to do it in the view and add the object to the contex, or it's 
> better 
> > to do a custom tag filter? 
> > 
> > what if i've a list of objects and for each object i've to compute an 
> > aggregate data? 
> > for example i've a list of cars and for each car i want to know how many 
> > models exists. if i do in the view, how can i attach the aggregate data 
> > (which is a query) to each car? is it better to do with a custom tag 
> filter? 
> > 
> > ciao. 
> > 
> > -- 
> > Stefano 
> > 
> > -- 
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Re: display additional information, best practice

2012-10-28 Thread Sergiy Khohlov
Have you tried detailview ?
Also it is possible to add some values to the temple in view

2012/10/28 Stefano Tranquillini :
> Hi all.
> just a question about how to proceed.
> when i've to display data direct from the model (the db) one in a page is
> simple.
> what if i want to display aggregate data or some data that needs logic?
> i've to do it in the view and add the object to the contex, or it's better
> to do a custom tag filter?
>
> what if i've a list of objects and for each object i've to compute an
> aggregate data?
> for example i've a list of cars and for each car i want to know how many
> models exists. if i do in the view, how can i attach the aggregate data
> (which is a query) to each car? is it better to do with a custom tag filter?
>
> ciao.
>
> --
> Stefano
>
> --
> 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+unsubscr...@googlegroups.com.
> For more options, visit this group at
> http://groups.google.com/group/django-users?hl=en.

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display additional information, best practice

2012-10-28 Thread Stefano Tranquillini
Hi all.
just a question about how to proceed.
when i've to display data direct from the model (the db) one in a page is
simple.
what if i want to display aggregate data or some data that needs logic?
i've to do it in the view and add the object to the contex, or it's better
to do a custom tag filter?

what if i've a list of objects and for each object i've to compute an
aggregate data?
for example i've a list of cars and for each car i want to know how many
models exists. if i do in the view, how can i attach the aggregate data
(which is a query) to each car? is it better to do with a custom tag filter?

ciao.

-- 
Stefano

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