From 304961995879cabc7608be06fca2fa31b12332a6 Mon Sep 17 00:00:00 2001 From: Adam Chlipala Date: Mon, 14 May 2007 00:02:49 +0000 Subject: [PATCH] Remove ACL entries for users with no permissions --- src/acl.sml | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/src/acl.sml b/src/acl.sml index 135e555..f7307b0 100644 --- a/src/acl.sml +++ b/src/acl.sml @@ -87,10 +87,18 @@ fun revoke {user, class, value} = SS.delete (values, value) else values + + val classes = if SS.isEmpty values then + (#1 (SM.remove (classes, class))) + handle NotFound => classes + else + SM.insert (classes, class, values) in - acl := SM.insert (!acl, user, - SM.insert (classes, class, - values)) + if SM.numItems classes = 0 then + (acl := #1 (SM.remove (!acl, user))) + handle NotFound => () + else + acl := SM.insert (!acl, user, classes) end fun revokeFromAll {class, value} = -- 2.20.1