From 057d99cab54a49e8edd5f0b9c628e3c5722fc10a Mon Sep 17 00:00:00 2001
From: Thomas Gelf <thomas@gelf.net>
Date: Sun, 30 Nov 2014 11:56:45 +0100
Subject: [PATCH] BpNode: add and use countChildren method

---
 library/Bpapp/BpNode.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/library/Bpapp/BpNode.php b/library/Bpapp/BpNode.php
index 76d22c1..cab35e8 100644
--- a/library/Bpapp/BpNode.php
+++ b/library/Bpapp/BpNode.php
@@ -156,9 +156,14 @@ class BpNode extends Node
         }
     }
 
+    public function countChildren()
+    {
+        return count($this->getChildren());
+    }
+
     public function hasChildren()
     {
-        return count($this->children) > 0;
+        return $this->countChildren() > 0;
     }
 
     public function setDisplay($display)