MDL-50484 block_navigation: Set number to be unique

Set number to be unique for unique id's in navigation
piersharding · Feb 19, 2016 · 7e341eb · 7e341eb
1 parent 1ebda3e
commit 7e341eb
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/blocks/navigation/renderer.php b/blocks/navigation/renderer.php
@@ -70,7 +70,8 @@ protected function navigation_node($items, $attrs=array(), $expansionlimit=null,
 
         // Turn our navigation items into list items.
         $lis = array();
-        $number = 0;
+        // Set the number to be static for unique id's.
+        static $number = 0;
         foreach ($items as $item) {
             $number++;
             if (!$item->display && !$item->contains_active_node()) {