/** * Finds the Trees model based on its primary key value. * If the model is not found, a 404 HTTP exception will be thrown. * @param integer $id * @return Trees the loaded model * @throws NotFoundHttpException if the model cannot be found */ protected function findModel($id) { if (($model = Trees::findOne($id)) !== null) { return $model; } else { throw new NotFoundHttpException('The requested page does not exist.'); } }
/** * @return \yii\db\ActiveQuery */ public function getTree() { return $this->hasOne(Trees::className(), ['id' => 'tree_id']); }