Fix custom field selector control in cases where the user doesn't edit anything

Summary: The JS and PHP representations of state can differ; just have the JS write the state out immediately on page load.

Test Plan: Saved `diffusion.fields` without making changes, reloaded, saw no effective change.

Reviewers: joshuaspence

Reviewed By: joshuaspence

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D12998

resources/celerity/map.php

@@ -333,7 +333,7 @@ return array(
     'rsrc/js/application/auth/behavior-persona-login.js' => '9414ff18',
     'rsrc/js/application/calendar/behavior-day-view.js' => '5c46cff2',
     'rsrc/js/application/calendar/behavior-event-all-day.js' => '38dcf3c8',
-    'rsrc/js/application/config/behavior-reorder-fields.js' => '14a827de',
+    'rsrc/js/application/config/behavior-reorder-fields.js' => 'b6993408',
     'rsrc/js/application/conpherence/ConpherenceThreadManager.js' => '10246726',
     'rsrc/js/application/conpherence/behavior-drag-and-drop-photo.js' => 'cf86d16a',
     'rsrc/js/application/conpherence/behavior-durable-column.js' => '16c695bf',
@@ -543,7 +543,7 @@ return array(
     'javelin-behavior-audio-source' => '59b251eb',
     'javelin-behavior-audit-preview' => 'd835b03a',
     'javelin-behavior-choose-control' => '6153c708',
-    'javelin-behavior-config-reorder-fields' => '14a827de',
+    'javelin-behavior-config-reorder-fields' => 'b6993408',
     'javelin-behavior-conpherence-drag-and-drop-photo' => 'cf86d16a',
     'javelin-behavior-conpherence-menu' => 'c0348cac',
     'javelin-behavior-conpherence-pontificate' => '21ba5861',
@@ -907,13 +907,6 @@ return array(
       'javelin-dom',
       'javelin-history',
     ),
-    '14a827de' => array(
-      'javelin-behavior',
-      'javelin-stratcom',
-      'javelin-dom',
-      'javelin-json',
-      'phabricator-draggable-list',
-    ),
     '14ac66f5' => array(
       'javelin-install',
       'javelin-dom',
@@ -1728,6 +1721,13 @@ return array(
       'javelin-dom',
       'javelin-util',
     ),
+    'b6993408' => array(
+      'javelin-behavior',
+      'javelin-stratcom',
+      'javelin-dom',
+      'javelin-json',
+      'phabricator-draggable-list',
+    ),
     'ba4fa35c' => array(
       'javelin-behavior',
       'javelin-dom',

src/infrastructure/customfield/config/PhabricatorCustomFieldConfigOptionType.php

@@ -12,9 +12,6 @@ final class PhabricatorCustomFieldConfigOptionType
     $storage_value = $request->getStr('value');
 
     $in_value = phutil_json_decode($storage_value);
-    if (!is_array($in_value)) {
-      $in_value = array();
-    }
 
     // When we submit from JS, we submit a list (since maps are not guaranteed
     // to retain order). Convert it into a map for storage (since it's far more
@@ -113,7 +110,7 @@ final class PhabricatorCustomFieldConfigOptionType
         'id' => $input_id,
         'type' => 'hidden',
         'name' => 'value',
-        'value' => json_encode($display_value),
+        'value' => '',
       ));
 
     Javelin::initBehavior(

webroot/rsrc/js/application/config/behavior-reorder-fields.js

@@ -54,4 +54,5 @@ JX.behavior('config-reorder-fields', function(config) {
     JX.$(config.inputID).value = JX.JSON.stringify(order);
   };
 
+  write_state_to_form();
 });