/** * Creates data provider instance with search query applied * * @param array $params * * @return ActiveDataProvider */ public function search($params) { $query = Essay::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(['like', '_id', $this->_id])->andFilterWhere(['like', 'title', $this->title])->andFilterWhere(['like', 'date', $this->date])->andFilterWhere(['like', 'author', $this->author])->andFilterWhere(['like', 'body', $this->body]); return $dataProvider; }
/** * Finds the Essay model based on its primary key value. * If the model is not found, a 404 HTTP exception will be thrown. * @param integer $_id * @return Essay the loaded model * @throws NotFoundHttpException if the model cannot be found */ protected function findModel($id) { if (($model = Essay::findOne($id)) !== null) { return $model; } else { throw new NotFoundHttpException('The requested page does not exist.'); } }