Added sitemap support on node module.

code cleaning.

src/hooks/cms_hook_manager.e

@@ -28,6 +28,8 @@ feature -- Change
 
 	subscribe_to_hook (h: CMS_HOOK; a_hook_type: TYPE [CMS_HOOK])
 			-- Subscribe `h' to hooks identified by `a_hook_type'.
+		require
+			h_is_expected_hook: a_hook_type.attempted (h) = h
 		local
 			lst: detachable LIST [CMS_HOOK]
 		do
@@ -49,7 +51,7 @@ invariant
 	all_subscribers /= Void
 
 note
-	copyright: "2011-2015, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
+	copyright: "2011-2017, Jocelyn Fiat, Javier Velilla, Eiffel Software and others"
 	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
 end
 

src/service/cms_api.e

@@ -792,14 +792,14 @@ feature -- Environment/ module
 	module_resource_location (a_module: CMS_MODULE; a_resource: PATH): PATH
 			-- Location of resource `a_resource' for `a_module'.
 		do
-				--| site/modules/$modname/$a_name.json
+				--| site/modules/$modname/$a_resource
 			Result := module_resource_location_by_name (a_module.name, a_resource)
 		end
 
 	module_resource_location_by_name (a_module_name: READABLE_STRING_GENERAL; a_resource: PATH): PATH
 			-- Location of resource `a_resource' for `a_module'.
 		do
-				--| site/modules/$modname/$a_name.json
+				--| site/modules/$modname/$a_resource
 			Result := module_location_by_name (a_module_name).extended_path (a_resource)
 		end