From 206168672b3d7302e9949fe7c6d6033b547cda80 Mon Sep 17 00:00:00 2001
From: Johannes Meyer <johannes.meyer@netways.de>
Date: Thu, 3 Sep 2015 10:22:47 +0200
Subject: [PATCH] NavigationItem: Add method getUniqueName()

refs #5600
---
 .../Icinga/Web/Navigation/NavigationItem.php  | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/library/Icinga/Web/Navigation/NavigationItem.php b/library/Icinga/Web/Navigation/NavigationItem.php
index e92561411..a4294fa0a 100644
--- a/library/Icinga/Web/Navigation/NavigationItem.php
+++ b/library/Icinga/Web/Navigation/NavigationItem.php
@@ -325,6 +325,30 @@ class NavigationItem implements IteratorAggregate
         return $this;
     }
 
+    /**
+     * Return this item's name escaped with only ASCII chars and/or digits
+     *
+     * @return  string
+     */
+    protected function getEscapedName()
+    {
+        return preg_replace('~[^a-zA-Z0-9]~', '_', $this->getName());
+    }
+
+    /**
+     * Return a unique version of this item's name
+     *
+     * @return  string
+     */
+    public function getUniqueName()
+    {
+        if ($this->getParent() === null) {
+            return 'navigation-' . $this->getEscapedName();
+        }
+
+        return $this->getParent()->getEscapedName() . '-' . $this->getEscapedName();
+    }
+
     /**
      * Return this item's name
      *