This would be better answered on the rails mailing list.  My guess  
would be that the data manipulation functions would be in the  
controller.  That's what it's there for.

Matt

On 25-Nov-06, at 12:33 AM, shawn bright wrote:

> Hey there,
> i have a partial set aside for a xml based pie chart, i dont want  
> to do the
> array building inside the rhtml file though because afik, it would  
> violate
> mvc. So, if i do a
> <%= render :partial => "pie_chart" %>
> where do i put the data manipulation function, and variables that i  
> want to
> be displayed in the
> _pie_chart.rhtml ?
>
> thanks