From faad5f9ebda5f00540f70ca8d7151dd1ea6907c9 Mon Sep 17 00:00:00 2001
From: Martin Edenhofer <me@edenhofer.de>
Date: Fri, 16 Feb 2018 11:19:26 +0100
Subject: [PATCH] WIP.

---
 .../app/controllers/_application_controller_form.coffee       | 4 ++++
 app/assets/javascripts/app/controllers/_channel/form.coffee   | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/app/assets/javascripts/app/controllers/_application_controller_form.coffee b/app/assets/javascripts/app/controllers/_application_controller_form.coffee
index 7f7cc5991..ee466374a 100644
--- a/app/assets/javascripts/app/controllers/_application_controller_form.coffee
+++ b/app/assets/javascripts/app/controllers/_application_controller_form.coffee
@@ -465,12 +465,16 @@ class App.ControllerForm extends App.Controller
         else
           uncheckParam[name] = []
     )
+
+    # verify if we have not checked radios
     lookupForm.find('input[type=radio]').each( (index) ->
       checked = $(@).attr('checked')
       name = $(@).attr('name')
       if name && !checked && !(name of param)
         uncheckParam[name] = undefined
     )
+
+    # apply empty checkboxes & radio values to params
     for key, value of uncheckParam
       if !(key of param)
         param[key] = value
diff --git a/app/assets/javascripts/app/controllers/_channel/form.coffee b/app/assets/javascripts/app/controllers/_channel/form.coffee
index 2edaa3cdc..10394d8d3 100644
--- a/app/assets/javascripts/app/controllers/_channel/form.coffee
+++ b/app/assets/javascripts/app/controllers/_channel/form.coffee
@@ -55,7 +55,7 @@ class App.ChannelForm extends App.ControllerSubContent
     params = @formParam(@$('.js-paramsDesigner'))
     paramString = ''
     for key, value of params
-      if value != ''
+      if !_.isEmpty(value)
         if paramString != ''
           paramString += ",\n"
         if value == 'true' || value == 'false'