backend/controllers/MenuController.php

<?php
namespace backend\controllers;
use Yii;
use common\models\Menu;
use backend\models\MenuSearch;
use yii\web\Controller;
use yii\web\NotFoundHttpException;
use yii\filters\VerbFilter;
use common\models\TerminLang;
/**
 * MenuController implements the CRUD actions for Menu model.
 */
class MenuController extends Controller
{
    public function behaviors()
    {
        return [
            'verbs' => [
                'class' => VerbFilter::className(),
                'actions' => [
                    'delete' => ['post'],
                ],
            ],
        ];
    }
    /**
     * Lists all Menu models.
     * @return mixed
     */
    public function actionIndex()
    {
        $searchModel = new MenuSearch();
        $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
        return $this->render('index', [
            'searchModel' => $searchModel,
            'dataProvider' => $dataProvider,
        ]);
    }
    /**
     * Displays a single Menu model.
     * @param integer $id
     * @return mixed
     */
    public function actionView($id)
    {
        return $this->render('view', [
            'model' => $this->findModel($id),
        ]);
    }
    /**
     * Creates a new Menu model.
     * If creation is successful, the browser will be redirected to the 'view' page.
     * @return mixed
     */
    public function actionCreate()
    {
        $model = new Menu();
        $menu = yii::$app->db->createCommand('
            SELECT *
            FROM `menu`
                LEFT JOIN `termin_lang` ON `termin_lang`.termin_id = `menu`.termin_id
        ')->queryAll();
        $termin = TerminLang::find()->all();
        if ($model->load(Yii::$app->request->post())) {
            
            if($model->menu_pid == null)
            {
                $model->menu_pid = 0;
            }
            
            $model->save();
            return $this->redirect(['view', 'id' => $model->menu_id]);
        } else {
            return $this->render('create', [
                'model' => $model,
                'termin' => $termin,
                'menu' => $menu,
            ]);
        }
    }
    /**
     * Updates an existing Menu model.
     * If update is successful, the browser will be redirected to the 'view' page.
     * @param integer $id
     * @return mixed
     */
    public function actionUpdate($id)
    {
        $model = $this->findModel($id);
        $menu = yii::$app->db->createCommand('
            SELECT *
            FROM `menu`
                LEFT JOIN `termin_lang` ON `termin_lang`.termin_id = `menu`.termin_id
        ')->queryAll() + ['termin_id' => 0, 'termin_title' => 'ROOT'];
        $termin = TerminLang::find()->all();
        if ($model->load(Yii::$app->request->post()) && $model->save()) {
            return $this->redirect(['view', 'id' => $model->menu_id]);
        } else {
            return $this->render('update', [
                'model' => $model,
                'termin' => $termin,
                'menu' => $menu,
            ]);
        }
    }
    /**
     * Deletes an existing Menu model.
     * If deletion is successful, the browser will be redirected to the 'index' page.
     * @param integer $id
     * @return mixed
     */
    public function actionDelete($id)
    {
        $this->findModel($id)->delete();
        return $this->redirect(['index']);
    }
    /**
     * Finds the Menu model based on its primary key value.
     * If the model is not found, a 404 HTTP exception will be thrown.
     * @param integer $id
     * @return Menu the loaded model
     * @throws NotFoundHttpException if the model cannot be found
     */
    protected function findModel($id)
    {
        if (($model = Menu::findOne($id)) !== null) {
            return $model;
        } else {
            throw new NotFoundHttpException('The requested page does not exist.');
        }
    }
}