Ticket #9684: 9684.diff

wp-admin/includes/template.php

@@ -2450 +2450 @@
                 SELECT meta_key
                 FROM $wpdb->postmeta
                 GROUP BY meta_key
-                ORDER BY meta_key
+                HAVING meta_key NOT LIKE '\_%'
+                ORDER BY LOWER(meta_key)
                 LIMIT $limit" );
-        if ( $keys ) {
-                function filter_private_keys($key) {
-                        return ( 0 === strpos($key, '_') ) ? false : true;
-                }
-                $keys = array_filter($keys, 'filter_private_keys');
+        if ( $keys )
                 natcasesort($keys);
-        }
 ?>
 <p><strong><?php _e( 'Add new custom field:' ) ?></strong></p>
 <table id="newmeta">