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--- ./lib/functions.php.orig 2011-05-11 05:40:18.000000000 -0400
+++ ./lib/functions.php 2011-10-24 09:00:11.000000000 -0400
@@ -1003,8 +1003,9 @@
if (defined('DEBUG_ENABLED') && DEBUG_ENABLED && (($fargs=func_get_args())||$fargs='NOARGS'))
debug_log('Entered (%%)',1,0,__FILE__,__LINE__,__METHOD__,$fargs);
- # if the array to sort is null or empty
- if (! $data) return;
+ # if the array to sort is null or empty, or if we have some nasty chars
+ if (! preg_match('/^[a-zA-Z0-9_]+(\([a-zA-Z0-9_,]*\))?$/',$sortby) || ! $data)
+ return;
static $CACHE = array();
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