superacidjax · December 18, 2013 16:41 · Dec 18, 2013
diff --git a/legacy_swithcing.rb b/legacy_swithcing.rb
@@ -0,0 +1,24 @@
+# put all new_layout views in the following new folder: app/views_new_layout
+## Do NOT put the views in app/views
+# you need a migration in Users called new_layout:boolean this does not need a default value
+## The below code will assume the new layout for all users, unless they explicitly say no.
+### for example, if you want to put an ajax box at the top of the new page that says
+#### "This is our new layout. Switch back to old one? If they click the link, then it sets the boolean to false.
+##### You can also have them switch back and forth easily. If they make no preference (thus the boolean is nil,) then new layout is used.
+# You can reverse this logic very easily if you want to default to the old layout.
+
+
+# in application_controller.rb
+
+before_filter :check_for_new_layout
+# rails 4
+## before_action :check_for_new_layout
+
+def check_for_new_layout
+  prepare_for_new_layout unless current_user && current_user.new_layout == false
+end
+
+def prepare_for_new_layout
+  prepend_view_path Rails.root + 'app' + 'views_new_layout'
+end
+