From d9275d53d036edc38e63c090ac265c5f2e6d4dfc Mon Sep 17 00:00:00 2001
From: Nathan Gray <nathangray.bsc@gmail.com>
Date: Fri, 30 Mar 2012 19:42:01 +0000
Subject: [PATCH] Avoid sending back empty sub-arrays - apps that check for
 their presence, not contents, have trouble with them

---
 etemplate/js/etemplate2.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/etemplate/js/etemplate2.js b/etemplate/js/etemplate2.js
index 92837d5e09..0471c0cf1a 100644
--- a/etemplate/js/etemplate2.js
+++ b/etemplate/js/etemplate2.js
@@ -372,6 +372,16 @@ etemplate2.prototype.getValues = function(_root)
 		{
 			_target[id] = value;
 		}
+		else if (jQuery.isEmptyObject(_target))
+		{
+			// Avoid sending back empty sub-arrays
+			_target = result
+			for (var i = 0; i < path.length-1; i++)
+			{
+				_target = _target[path[i]];
+			}
+			delete _target[path[path.length-1]];
+		}
 		_widget.resetDirty();
 
 	}, this, et2_IInput);