Issue #3263519: Update patch to take into account the most recent 2.1.4 release, which adds in...

From comment on issue #3265319: Update patch to take into account the most recent 2.1.4 release, which adds in some of the changes from previous patches.

draggableviews.module

@@ -197,6 +197,17 @@ function draggableviews_views_submit(&$form, FormStateInterface $form_state) {
   $transaction = $connection->startTransaction();
   try {
     foreach ($input['draggableviews'] as $item) {
+      // Remove potential legacy rows with args = '[]' to prevent
+      // duplicate results.
+      if ($view_args !== '[]') {
+        $connection->delete('draggableviews_structure')
+          ->condition('view_name', $view_name)
+          ->condition('view_display', $view_display)
+          ->condition('args', '[]')
+          ->condition('entity_id', $item['id'])
+          ->execute();
+      }
+
       // Remove old data.
       $connection->delete('draggableviews_structure')
         ->condition('view_name', $view_name)