From: stronk7 <stronk7>
Date: Fri, 20 Mar 2009 12:10:47 +0000 (+0000)
Subject: MDL-15748 get_user_access_sitewide() - reduce looking for perms in any context below... 
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=004865e20dd155fb5352e2f07f32e54bb759de3a;p=moodle.git

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.
Merged from 19_STABLE
---

diff --git a/lib/accesslib.php b/lib/accesslib.php
index 121811b007..6e5ccc7bd2 100755
--- a/lib/accesslib.php
+++ b/lib/accesslib.php
@@ -1314,7 +1314,8 @@ function get_user_access_sitewide($userid) {
               JOIN {role_capabilities} rco
                    ON (rco.roleid=ra.roleid AND rco.contextid=sctx.id)
              WHERE ra.userid = ?
-                   AND sctx.contextlevel <= ".CONTEXT_COURSE."
+               AND ctx.contextlevel <= ".CONTEXT_COURSECAT."
+               AND sctx.contextlevel <= ".CONTEXT_COURSE."
           ORDER BY sctx.depth, sctx.path, ra.roleid";
     $params = array($userid);
     $rs = $DB->get_recordset_sql($sql, $params);