From 4b97b403d32a6795acbf2de0a5d323e94bdad535 Mon Sep 17 00:00:00 2001
From: Lance Edgar <ledgar@techsupport.coop>
Date: Fri, 22 Feb 2019 15:58:55 -0600
Subject: [PATCH] Treat empty string as null, for app settings field values

---
 tailbone/views/settings.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tailbone/views/settings.py b/tailbone/views/settings.py
index 0fd784ec..56ea3e4f 100644
--- a/tailbone/views/settings.py
+++ b/tailbone/views/settings.py
@@ -140,7 +140,7 @@ class AppSettingsView(View):
                 'name': setting.node_name,
                 'default': self.get_setting_value(setting),
             }
-            if kwargs['default'] is None:
+            if kwargs['default'] is None or kwargs['default'] == '':
                 kwargs['default'] = colander.null
             if not setting.required:
                 kwargs['missing'] = colander.null