From 7248886ce9ea52f76ba279b5ac945fdd65603356 Mon Sep 17 00:00:00 2001
From: nbm <nbm@c91229c3-7414-0410-bfa2-8a42b809f60b>
Date: Fri, 10 Mar 2006 09:23:15 +0000
Subject: [PATCH] Use caching for GroupUtil::_listGroupIDsForUserExpand

---
 lib/groups/GroupUtil.php | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/lib/groups/GroupUtil.php b/lib/groups/GroupUtil.php
index c4931b6..f6a0553 100644
--- a/lib/groups/GroupUtil.php
+++ b/lib/groups/GroupUtil.php
@@ -232,9 +232,16 @@ class GroupUtil {
     }
 
     // {{{ _listGroupsIDsForUserExpand
-    function _listGroupIDsForUserExpand ($oUser, $aOptions = null) {
-        global $default;
+    function _listGroupIDsForUserExpand ($oUser) {
         $iUserId = KTUtil::getId($oUser);
+        global $default;
+        $oCache = KTCache::getSingleton();
+        $group = "groupidsforuser";
+        list($bCached, $mCached) = $oCache->get($group, $oUser->getId());
+        if ($bCached) {
+            $default->log->debug(sprintf("Using group cache for _listGroupIDsForUserExpand %d", $iUserId));
+            return $mCached;
+        }
         $aGroupArray = GroupUtil::_invertGroupArray(GroupUtil::buildGroupArray());
         $aDirectGroups = GroupUtil::listGroupsForUser($oUser);
         $sQuery = "SELECT group_id FROM $default->users_groups_table WHERE user_id = ?";
@@ -248,6 +255,7 @@ class GroupUtil {
         }
         $aGroupIDs = array_unique($aGroupIDs);
         sort($aGroupIDs);
+        $oCache->set($group, $oUser->getId(), $aGroupIDs);
         return $aGroupIDs;
     }
     // }}}
--
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