Remove little duplication

lib/publify_login_system/access_control.rb

@@ -100,16 +100,12 @@ def initialize(name, controller=nil)
     end
 
     def menu(name, url, options={})
-      if url.is_a?(Hash)
-        url[:controller].nil? ? url[:controller] = @controllers.first : @controllers << url[:controller]
-      end
+      url = set_controller_from_url(url)
       @menus << Menu.new(name, url, options)
     end
 
     def submenu(name, url, options={})
-      if url.is_a?(Hash)
-        url[:controller].nil? ? url[:controller] = @controllers.first : @controllers << url[:controller]
-      end
+      url = set_controller_from_url(url)
       @submenus << Menu.new(name, url, options)
     end
 
@@ -120,6 +116,14 @@ def human_name
     def uid
       @name.to_s.downcase.gsub(/[^a-z0-9]+/, '').gsub(/-+$/, '').gsub(/^-+$/, '')
     end
+
+    private
+
+    def set_controller_from_url(url)
+      return url unless url.is_a?(Hash)
+      url[:controller].nil? ? url[:controller] = @controllers.first : @controllers << url[:controller]
+      url
+    end
   end
 
   class Menu