Hi Ronald,

Its not necessary to have declare an action in a controller for a
particular view. If you look at MVC ( Model - View - Controller ). You only
have to declare an action if you want to initialize an object which the
view would use.

eg:
posts -> index action

@posts = Post.all

It is a good practice to declare all your objects in the action and use
them in your views although you can still declare you objects in your views
this way

erb:
<% @posts = Post.all %>

I hope that explains :)

Cheers
Vivek



On Mon, Sep 8, 2014 at 7:20 PM, Ronald Fischer <[email protected]> wrote:

> One of my routes looks like this:
>
> admin_pages_home GET    /admin_pages/home(.:format)
> admin_pages#home
>
> In one of my views, I have a link to admin_pages_home_path, and clicking
> on this link indeed works and renders admin_pages/home.html.erb, as we
> can see from the logfile:
>
> Started GET "/admin_pages/home" for 127.0.0.1 at 2014-09-08 15:32:41
> +0200
> Processing by AdminPagesController#home as HTML
>   Rendered admin_pages/home.html.erb within layouts/application (7.6ms)
>
> Now, the weird thing here is that I had forgotten to define a home()
> function in AdminPagesController (and I also didn't put one in
> ApplicationController). Actually, the only other home method I have is
> in a completely unrelated controller.
>
> I wonder how it can be, that clicking on the admin_pages_home_path link,
> didn't raise an exception.
>
> Ronald
>
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