it does partly - although I'm thinking more generically. For instance, let's
take the navigation for an app where it's state is dependant on some data in
the DB.  I don't really want my page action to have to know anything about
the nav at all, as that's the layouts job to know what's on the page, but I
require a controller to provide the navigation with data.
>From what I understand of partials these are kinda headless in that they
render a given variable, but don't have any interaction with the controller
per se.

How do I go about rendering in this way? How do I let the layout kick of
code to render chunks of a page that contain data without contaminating my
page actions?

Neil

On Wed, Apr 1, 2009 at 6:01 PM, John Yerhot <[email protected]> wrote:

>
> Hey Neil,
>
> Well, I'd go about it with a partial for the actual view part.  If you
> simply need to just display it on a couple of actions, use a
> before_filter to call a method that sets variables only on those
> actions which require the submenu... then in your layout or view check
> that the variable is set and render the partial.
>
> Otherwise, if you have a authentication system, set the variables in
> there.  restful_authentication does this by providing logged_in? and
> current_user for you.
>
> Hope that makes sense.  :)
>
> John
>
>
> On Apr 1, 4:04 am, Neil Middleton <[email protected]>
> wrote:
> > I'm pretty new to Rails and have an issue which I can't quite get my
> > head around as to the architecturally 'correct' way of doing it.
> >
> > Problem relates to what I kinda call sub-controllers. The scenario is
> > this:
> >
> > I have a series of pages, on which is a panel of some form containing
> > some information (think the user panel on gitHub top right).
> >
> > So, in my app, I have controllers that generate the data for the pages
> > and render out the responses which is fine, but when it comes to this
> > panel, it seems to me that you would want some sort of controller action
> > dedicated to generating this panel and it's view.
> >
> > Question is, how do you go about doing this?  How do I render a 'sub
> > controller' from within a view?
> > --
> > Posted viahttp://www.ruby-forum.com/.
> >
>


-- 
Neil Middleton

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