Fixes #3786 menu code was corrupting link class if an additional class was passed...

diff --git a/engine/classes/ElggMenuItem.php b/engine/classes/ElggMenuItem.php
index f7a6b5c65e88b56da707dabb7f5494e1e8e43544..b9c81fd786bc9ebb8c4325fb3fcaf2e31936e15e 100644 (file)
--- a/engine/classes/ElggMenuItem.php
+++ b/engine/classes/ElggMenuItem.php
@@ -543,7 +543,7 @@ class ElggMenuItem {
 
                if ($this->data['linkClass']) {
                        if (isset($vars['class'])) {
-                               $vars['class'] += $this->getLinkClass();
+                               $vars['class'] = $vars['class'] . ' ' . $this->getLinkClass();
                        } else {
                                $vars['class'] = $this->getLinkClass();
                        }