full working gem for gallery including frontend and backend

lib/gallery/engine.rb

@@ -11,9 +11,18 @@ module Gallery
         	side_bar do
         		head_label_i18n 'gallery.gallery', icon_class: "icons-pictures"
           		available_for [:admin,:manager,:sub_manager]
-          		active_for_controllers ({:private=>['gallery']})
+          		active_for_controllers (['admin/galleries','admin/images'])
           		head_link_path "admin_galleries_path"
 
+              context_link 'gallery.all',
+                :link_path=>"admin_galleries_path" ,
+                :priority=>1,
+                :active_for_action=>{'admin/galleries'=>"index"}
+
+              context_link 'gallery.new',
+                :link_path=>"new_admin_gallery_path" ,
+                :priority=>2,
+                :active_for_action=>{'admin/galleries'=>"new"}
         	end
   		end
   	end