From ee8bc9d180fbf93acbbaf3c6c3789be009293fc0 Mon Sep 17 00:00:00 2001
From: scyrma <scyrma>
Date: Wed, 5 Mar 2008 10:15:52 +0000
Subject: [PATCH] MDL-13791 - fix to prevent notice

---
 tag/locallib.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tag/locallib.php b/tag/locallib.php
index 8f46e31dafd..e2c26d53308 100644
--- a/tag/locallib.php
+++ b/tag/locallib.php
@@ -21,10 +21,12 @@ function tag_print_cloud($nr_of_tags=150, $return=false) {
     
     $can_manage_tags = has_capability('moodle/tag:manage', get_context_instance(CONTEXT_SYSTEM));
 
-    $tagcloud = get_records_sql('SELECT tg.rawname, tg.id, tg.name, tg.tagtype, COUNT(ti.id) AS count, tg.flag '.
+    if ( !$tagcloud = get_records_sql('SELECT tg.rawname, tg.id, tg.name, tg.tagtype, COUNT(ti.id) AS count, tg.flag '.
         'FROM '. $CFG->prefix .'tag_instance ti INNER JOIN '. $CFG->prefix .'tag tg ON tg.id = ti.tagid '.
         'GROUP BY tg.id, tg.rawname, tg.name, tg.flag, tg.tagtype '.
-        'ORDER BY count DESC, tg.name ASC', 0, $nr_of_tags);
+        'ORDER BY count DESC, tg.name ASC', 0, $nr_of_tags) ) {
+        $tagcloud = array();
+    }
 
     $totaltags  = count($tagcloud);
     $currenttag = 0;