ability of composite primary key using

Author: mickgeek

DOCUMENTATION.md

@@ -43,8 +43,6 @@ DeleteMultipleAction Class
 
   - `modelClass`: *string*, the model class name. This property must be set.
 
-  - `primaryKey`: *string*, the primary key name.
-
   - `beforeDeleteCallback`: *callable*, a callback that will be called after deleting selected items. The signature of the callback should be as `function ($action)`, where `$action` is the current action object.
 
   - `afterDeleteCallback`: *callable*, a callback that will be called after deleting selected items. The signature of the callback should be as `function ($action)`, where `$action` is the current action object.
@@ -57,4 +55,4 @@ DeleteMultipleAction Class
 
 [renderTagAttributes()]:http://www.yiiframework.com/doc-2.0/yii-helpers-basehtml.html#renderTagAttributes()-detail
 [dropDownList()]:http://www.yiiframework.com/doc-2.0/yii-helpers-basehtml.html#dropDownList()-detail
-[t()]:http://www.yiiframework.com/doc-2.0/yii-baseyii.html#t()-detail
+[t()]:http://www.yiiframework.com/doc-2.0/yii-baseyii.html#t()-detail

DeleteMultipleAction.php

@@ -6,6 +6,7 @@
 use yii\base\InvalidConfigException;
 use yii\web\NotFoundHttpException;
 use yii\helpers\Url;
+use yii\helpers\Json;
 
 /**
  * DeleteMultipleAction deletes the selected rows of the GridView.
@@ -18,10 +19,6 @@ class DeleteMultipleAction extends Action
      * @var string the model class name. This property must be set.
      */
     public $modelClass;
-    /**
-     * @var string the primary key name.
-     */
-    public $primaryKey = 'id';
     /**
      * @var callable a callback that will be called before deleting selected items.
      *
@@ -76,7 +73,10 @@ public function run()
 
         /* @var $modelClass \yii\db\ActiveRecord */
         $modelClass = $this->modelClass;
-        $models = $modelClass::findAll([$this->primaryKey => Yii::$app->request->post('ids')]);
+        $models = [];
+        foreach (Yii::$app->request->post('ids') as $id) {
+            $models = array_merge($models, $modelClass::findAll(Json::decode($id)));
+        }
         if (empty($models)) {
             throw new NotFoundHttpException(Yii::t('yii', 'Page not found.'));
         } else {

Widget.php

@@ -233,7 +233,7 @@ protected function renderElements($template)
                                     form.append('<input type=\"hidden\" name=' + csrfParam + ' value=' + csrfToken + ' />');
                                 }
                                 $.each(ids, function(index, id) {
-                                    form.append('<input type=\"hidden\" name=\"' + (options.getAttribute('name') ? options.getAttribute('name') : 'ids') + '[]\" value=' + id + ' />');
+                                    form.append('<input type=\"hidden\" name=\"' + (options.getAttribute('name') ? options.getAttribute('name') : 'ids') + '[]\" value=' + JSON.stringify(id) + ' />');
                                 });
                                 form.appendTo('body').submit();
                             }