first commit

modules/mod_roknavmenu/lib/librokmenu/RokMenuIterator.php

@@ -0,0 +1,54 @@
+<?php
+/**
+ * @version   $Id: RokMenuIterator.php 4585 2012-10-27 01:44:54Z btowles $
+ * @author    RocketTheme http://www.rockettheme.com
+ * @copyright Copyright (C) 2007 - 2013 RocketTheme, LLC
+ * @license   http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 only
+ */
+
+
+class RokMenuIterator implements RecursiveIterator
+{
+    protected $ar;
+
+    public function __construct(RokMenuNodeBase $menuNode)
+    {
+        $this->ar = $menuNode->getChildren();
+    }
+
+    public function rewind()
+    {
+        reset($this->ar);
+    }
+
+    public function valid()
+    {
+        return !is_null(key($this->ar));
+    }
+
+    public function key()
+    {
+        return key($this->ar);
+    }
+
+    public function next()
+    {
+        next($this->ar);
+    }
+
+    public function current()
+    {
+        return current($this->ar);
+    }
+
+    public function hasChildren()
+    {
+        $current = current($this->ar);
+        return $current->hasChildren();
+    }
+
+    public function getChildren()
+    {
+        return new RokMenuIterator($this->current());
+    }
+}