From fe5181052f3999ee1f83a606e10a177abbce7c93 Mon Sep 17 00:00:00 2001
From: Thomas Gelf <thomas@gelf.net>
Date: Tue, 10 Nov 2015 21:11:20 +0100
Subject: [PATCH] BusinessProcess: new method listBpNodes()

---
 library/Businessprocess/BusinessProcess.php | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/library/Businessprocess/BusinessProcess.php b/library/Businessprocess/BusinessProcess.php
index 13a0e16..1789415 100644
--- a/library/Businessprocess/BusinessProcess.php
+++ b/library/Businessprocess/BusinessProcess.php
@@ -523,6 +523,24 @@ class BusinessProcess
         return $this;
     }
 
+    public function listBpNodes()
+    {
+        $nodes = array();
+
+        foreach ($this->nodes as $node) {
+            if (! $node instanceof BpNode) {
+                continue;
+            }
+
+            $name = (string) $node;
+            $alias = $node->getAlias();
+            $nodes[$name] = $name === $alias ? $name : sprintf('%s (%s)', $alias, $node);
+        }
+
+        natsort($nodes);
+        return $nodes;
+    }
+
     public function getUnboundNodes()
     {
         $nodes = array();