/**
  * Creates data provider instance with search query applied
  *
  * @param array $params
  *
  * @return ActiveDataProvider
  */
 public function search($params)
 {
     $query = Systemuser::find();
     $dataProvider = new ActiveDataProvider(['query' => $query]);
     $this->load($params);
     if (!$this->validate()) {
         // uncomment the following line if you do not want to return any records when validation fails
         // $query->where('0=1');
         return $dataProvider;
     }
     $query->andFilterWhere(['id' => $this->id]);
     $query->andFilterWhere(['like', 'name', $this->name])->andFilterWhere(['like', 'pwd', $this->pwd]);
     return $dataProvider;
 }
 /**
  * Finds the Systemuser model based on its primary key value.
  * If the model is not found, a 404 HTTP exception will be thrown.
  * @param integer $id
  * @return Systemuser the loaded model
  * @throws NotFoundHttpException if the model cannot be found
  */
 protected function findModel($id)
 {
     if (($model = Systemuser::findOne($id)) !== null) {
         return $model;
     } else {
         throw new NotFoundHttpException('The requested page does not exist.');
     }
 }
 public function actionLogin()
 {
     $model = new Systemuser();
     $model->load(Yii::$app->request->post());
     if ($model->name === 'admin' && $model->pwd === 'admin') {
         Yii::$app->session['var'] = 'admin';
         return $this->redirect(['admin/index#1/11']);
     } else {
         return $this->render('login', ['model' => $model]);
     }
 }