Revert reordering handler changes

modules/backend/formwidgets/Repeater.php

@@ -316,11 +316,6 @@ class Repeater extends FormWidgetBase
         return $widget->onRefresh();
     }
 
-    public function onReorder()
-    {
-        // Handle reordering of repeater items
-    }
-
     //
     // Group mode
     //

modules/backend/formwidgets/repeater/assets/js/repeater.js

@@ -22,9 +22,6 @@
         this.$el       = $(element)
         this.$sortable = $(options.sortableContainer, this.$el)
 
-        // Sortable tracking
-        this.sortingStartIndex = null
-
         $.oc.foundation.controlUtils.markDisposable(element)
         Base.call(this)
         this.init()
@@ -35,7 +32,6 @@
 
     Repeater.DEFAULTS = {
         sortableHandle: '.repeater-item-handle',
-        sortableHandler: null,
         sortableContainer: 'ul.field-repeater-items',
         titleFrom: null,
         minItems: null,
@@ -81,9 +77,7 @@
     Repeater.prototype.bindSorting = function() {
         var sortableOptions = {
             handle: this.options.sortableHandle,
-            nested: false,
-            onDragStart: this.proxy(this.onSortStart),
-            onDrop: this.proxy(this.onSortStop)
+            nested: false
         }
 
         this.$sortable.sortable(sortableOptions)
@@ -230,27 +224,6 @@
         return defaultText
     }
 
-    Repeater.prototype.onSortStart = function($item, container, callback, event) {
-        this.sortingStartIndex = $item.index()
-
-        callback($item, container, callback, event)
-    }
-
-    Repeater.prototype.onSortStop = function($item, container, callback, event) {
-        var endIndex = $item.index()
-
-        if (this.options.sortableHandler) {
-            this.$el.request(this.options.sortableHandler, {
-                data: {
-                    _repeater_index: this.sortingStartIndex,
-                    _repeater_new_index: endIndex
-                }
-            })
-        }
-
-        callback($item, container, callback, event)
-    }
-
     // FIELD REPEATER PLUGIN DEFINITION
     // ============================
 

modules/backend/formwidgets/repeater/partials/_repeater.htm

@@ -3,7 +3,6 @@
      <?= $titleFrom ? 'data-title-from="'.$titleFrom.'"' : '' ?>
      <?= $minItems ? 'data-min-items="'.$minItems.'"' : '' ?>
      <?= $maxItems ? 'data-max-items="'.$maxItems.'"' : '' ?>
-     data-sortable-handler="<?= $this->getEventHandler('onReorder') ?>"
      data-sortable-container="#<?= $this->getId('items') ?>"
      data-sortable-handle=".<?= $this->getId('items') ?>-handle">