Design of admin section

Concepts that come to mind are:

  • role based authentication
  • grouping controllers into name spaces [1]
  • with_scope [2]

These might not be the best articles, but just to get you started:

[1] http://peat.wordpress.com/2006/06/30/watch-your-namespace/
[2] http://habtm.com/articles/2006/02/22/nested-with_scope