From e1013df8c220b301a87ac7541eb22256791770b9 Mon Sep 17 00:00:00 2001
From: stronk7 <stronk7>
Date: Mon, 28 Jun 2004 23:58:16 +0000
Subject: [PATCH] Take care of empty aliases in glossary xml files when
 importing them. See bug 1599. Thanks to skodak. :-)
 http://moodle.org/bugs/bug.php?op=show&bugid=1599

Merged from MOODLE_13_STABLE.
---
 mod/glossary/import.php | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/mod/glossary/import.php b/mod/glossary/import.php
index cfe712d2b0..9292092d13 100644
--- a/mod/glossary/import.php
+++ b/mod/glossary/import.php
@@ -205,11 +205,14 @@
                     for($k = 0; $k < sizeof($xmlaliases); $k++) {
                     /// Importing aliases
                         $xmlalias = $xmlaliases[$k];
-                        unset($newalias);
-        
-                        $newalias->entryid = $newentry->id;
-                        $newalias->alias = addslashes(trim(utf8_decode($xmlalias['#']['NAME'][0]['#'])));
-                        $newalias->id = insert_record("glossary_alias",$newalias);
+                        $aliasname = $xmlalias['#']['NAME'][0]['#'];
+
+                        if (!empty($aliasname)) {
+                            unset($newalias);
+                            $newalias->entryid = $newentry->id;
+                            $newalias->alias = addslashes(trim(utf8_decode($aliasname)));
+                            $newalias->id = insert_record("glossary_alias",$newalias);
+                        }
                     }
 
                     if ( $catsincl ) {
-- 
2.39.5