From: dongsheng <dongsheng>
Date: Wed, 15 Oct 2008 05:30:37 +0000 (+0000)
Subject: "User Filter: empty filter form fixed, merged from 1.9, MDL-16880"
X-Git-Url: http://git.mjollnir.org/gw?a=commitdiff_plain;h=48eb7bc9de80e5a1dd648b39adde51a73e2687d7;p=moodle.git

"User Filter: empty filter form fixed, merged from 1.9, MDL-16880"
---

diff --git a/user/filters/lib.php b/user/filters/lib.php
index d22d2a9ff0..7adb207f7c 100644
--- a/user/filters/lib.php
+++ b/user/filters/lib.php
@@ -78,6 +78,9 @@ class user_filtering {
                         }
                         unset($SESSION->user_filtering[$fname][$i]);
                     }
+                    if (empty($SESSION->user_filtering[$fname])) {
+                        unset($SESSION->user_filtering[$fname]);
+                    } 
                 }
             }
             // clear+reload the form