MDL-10995 course parents cache size now limited

2007-08-26 07:58:20 +00:00
parent 273eb2f5aa
commit 47ba005d0d
1 changed files with 5 additions and 0 deletions
@@ -311,6 +311,11 @@ function get_parent_cats($context) {
            if (array_key_exists($context->instanceid, $courseparents)) {
                return $courseparents[$context->instanceid];
            }
+
+            if (count($courseparents) > 1000) {
+                $courseparents = array();   // max cache size when looping through thousands of courses
+            }
+
            if ($context->instanceid == SITEID) {
                return $courseparents[$context->instanceid] = array(); // frontpage course does not have parent cats
            }