From 09f252a7e13bab00b5d1ac1db874e8c4d4e5789f Mon Sep 17 00:00:00 2001
From: Joseph Schorr <josephschorr@users.noreply.github.com>
Date: Fri, 22 Apr 2016 13:55:47 -0400
Subject: [PATCH] Fix handling of default values in string config fields

Fixes #1322
---
 static/js/core-config-setup.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/static/js/core-config-setup.js b/static/js/core-config-setup.js
index 4ac8c3e5e..bd1fa7620 100644
--- a/static/js/core-config-setup.js
+++ b/static/js/core-config-setup.js
@@ -1045,6 +1045,8 @@ angular.module("core-config-setup", ['angularFileUpload'])
         'isOptional': '=isOptional'
       },
       controller: function($scope, $element) {
+        var firstSet = true;
+
         $scope.getRegexp = function(pattern) {
           if (!pattern) {
             pattern = '.*';
@@ -1053,8 +1055,9 @@ angular.module("core-config-setup", ['angularFileUpload'])
         };
 
         $scope.$watch('binding', function(binding) {
-          if (!binding && $scope.defaultValue) {
+          if (firstSet && !binding && $scope.defaultValue) {
             $scope.binding = $scope.defaultValue;
+            firstSet = false;
           }
 
           $scope.errorMessage = $scope.validator({'value': binding || ''});