Update DataTableAction.php

This will once more allow pagination

Author: Setitch

src/DataTableAction.php

@@ -64,14 +64,13 @@ public function run()
         if (!empty($originalQuery->where)) {
             $filterQuery->andWhere($originalQuery->where);
         }
-        $actionQuery = clone $filterQuery;
         $filterQuery
             ->offset(Yii::$app->request->getQueryParam('start', 0))
             ->limit(Yii::$app->request->getQueryParam('length', -1));
         /* Begin of fix - serverSide pagination - get pagination from server side - Yii
         $dataProvider = new ActiveDataProvider(['query' => $filterQuery, 'pagination' => false]);
         */
-        $dataProvider = new ActiveDataProvider(['query' => $actionQuery, 'pagination' => ['pageSize' => Yii::$app->request->getQueryParam('length', 10)] ]);
+        $dataProvider = new ActiveDataProvider(['query' => $filterQuery, 'pagination' => ['pageSize' => Yii::$app->request->getQueryParam('length', 10)] ]);
         // End of fix - serverSide pagination - get pagination from server side - Yii
         Yii::$app->response->format = \yii\web\Response::FORMAT_JSON;
         try {
@@ -82,7 +81,7 @@ public function run()
                 /* Begin of fix - get actual data from server according to filters, offset and limit
                 'data' => $dataProvider->getModels(),
                 */
-                'data' => $actionQuery->all(),
+                'data' => $filterQuery->all(),
             	// End of fix - get actual data from server according to filters, offset and limit
             ];
         } catch (\Exception $e) {