From 89159da2cf79117d59c248508a05986e57db553c Mon Sep 17 00:00:00 2001
From: bachy <git@g-u-i.net>
Date: Wed, 30 May 2012 17:14:36 +0200
Subject: [PATCH] usort bug fixe

Signed-off-by: bachy <git@g-u-i.net>
---
 term_reference_tree.widget.inc | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/term_reference_tree.widget.inc b/term_reference_tree.widget.inc
index e2ec998b..07cdccea 100644
--- a/term_reference_tree.widget.inc
+++ b/term_reference_tree.widget.inc
@@ -643,10 +643,12 @@ function _term_reference_tree_widget_validate(&$element, &$form_state) {
 				// dsm($deltas, '$deltas');
 				// dsm($selected_terms, '$selected_terms before sort');
 				// reorder items
-				usort($selected_terms, function($a, $b){
+				function delta_sort($a, $b){
 					return $a['delta'] > $b['delta'];
-				});
-				dsm($selected_terms, '$selected_terms after sort');
+				}
+				
+				usort($selected_terms, "delta_sort");
+				// dsm($selected_terms, '$selected_terms after sort');
 				
 				// record in value
 				foreach ($selected_terms as $selected_term) {