From cc18654ce9ac7fc20b7d2d997a837bfc787bc846 Mon Sep 17 00:00:00 2001
From: stronk7 <stronk7>
Date: Fri, 20 Mar 2009 12:01:38 +0000
Subject: [PATCH] MDL-15748 get_user_access_sitewide() - reduce looking for
 perms in any context below category level. Dramatic speed-up in sites with
 zillions of contexts and overrides. Credit goes to Samuli Karevaara.

---
 lib/accesslib.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/accesslib.php b/lib/accesslib.php
index 525e79e16ce..18d0faa3c4b 100755
--- a/lib/accesslib.php
+++ b/lib/accesslib.php
@@ -1252,9 +1252,9 @@ function get_user_access_sitewide($userid) {
             JOIN {$CFG->prefix}role_capabilities rco
               ON (rco.roleid=ra.roleid AND rco.contextid=sctx.id)
             WHERE ra.userid = $userid
-                  AND sctx.contextlevel <= ".CONTEXT_COURSE."
+              AND ctx.contextlevel <= ".CONTEXT_COURSECAT."
+              AND sctx.contextlevel <= ".CONTEXT_COURSE."
             ORDER BY sctx.depth, sctx.path, ra.roleid";
-
     $rs = get_recordset_sql($sql);
     if ($rs) {
         while ($rd = rs_fetch_next_record($rs)) {