Fixes #2083: make sure keys of object type work with ActionColumn, GridView, etc.

extensions/sphinx/QueryBuilder.php

@@ -72,8 +72,7 @@ class QueryBuilder extends Object
 		if ($from === null && $query instanceof ActiveQuery) {
 			/** @var ActiveRecord $modelClass */
 			$modelClass = $query->modelClass;
-			$tableName = $modelClass::indexName();
-			$from = [$tableName];
+			$from = [$modelClass::indexName()];
 		}
 
 		$clauses = [

framework/grid/ActionColumn.php

@@ -123,7 +123,7 @@ class ActionColumn extends Column
 		if ($this->urlCreator instanceof Closure) {
 			return call_user_func($this->urlCreator, $action, $model, $key, $index);
 		} else {
-			$params = is_array($key) ? $key : ['id' => $key];
+			$params = is_array($key) ? $key : ['id' => (string)$key];
 			$route = $this->controller ? $this->controller . '/' . $action : $action;
 			return Yii::$app->controller->createUrl($route, $params);
 		}

framework/grid/GridView.php

@@ -379,7 +379,7 @@ class GridView extends BaseListView
 		} else {
 			$options = $this->rowOptions;
 		}
-		$options['data-key'] = is_array($key) ? json_encode($key) : $key;
+		$options['data-key'] = is_array($key) ? json_encode($key) : (string)$key;
 		return Html::tag('tr', implode('', $cells), $options);
 	}
 

framework/widgets/ListView.php

@@ -98,7 +98,7 @@ class ListView extends BaseListView
 		$options = $this->itemOptions;
 		$tag = ArrayHelper::remove($options, 'tag', 'div');
 		if ($tag !== false) {
-			$options['data-key'] = is_array($key) ? json_encode($key) : $key;
+			$options['data-key'] = is_array($key) ? json_encode($key) : (string)$key;
 			return Html::tag($tag, $content, $options);
 		} else {
 			return $content;