Alexey Boroda / artbox-weblog

  <?php
      

      namespace artbox\weblog\controllers;

  
      use artbox\weblog\models\Tag;

      use artbox\weblog\models\TagSearch;

      use Yii;

      use yii\web\Controller;
      use yii\web\NotFoundHttpException;
      use yii\filters\VerbFilter;

      use yii\web\Response;

      use yii\filters\AccessControl;

      /**
       * BlogTagController implements the CRUD actions for BlogTag model.
       */

      class TagController extends Controller

      {

          public function getViewPath()
          {
              return '@artbox/weblog/views/blog-tag';
          }

          /**
           * @inheritdoc
           */
          public function behaviors()
          {
              return [
                  'verbs' => [
                      'class'   => VerbFilter::className(),
                      'actions' => [
                          'delete' => [ 'POST' ],
                      ],
                  ],

                  'access' => [
                      'class' => AccessControl::className(),
                      'rules' => [
                          [
                              'actions' => [
                                  'login',
                                  'error',
                              ],
                              'allow'   => true,
                          ],
                          [
                              'allow' => true,
                              'roles' => [ '@' ],
                          ],
                      ],
                  ],

              ];
          }

          /**
           * Lists all BlogTag models.
           *
           * @return mixed
           */
          public function actionIndex()
          {

              $searchModel = new TagSearch();

              $dataProvider = $searchModel->search(Yii::$app->request->queryParams);

              return $this->render(
                  'index',
                  [
                      'searchModel'  => $searchModel,
                      'dataProvider' => $dataProvider,
                  ]
              );
          }

          /**
           * Displays a single BlogTag model.
           *
           * @param integer $id
           *
           * @return mixed
           */
          public function actionView($id)
          {
              return $this->render(
                  'view',
                  [
                      'model' => $this->findModel($id),
                  ]
              );
          }

          /**
           * Creates a new BlogTag model.
           * If creation is successful, the browser will be redirected to the 'view' page.
           *
           * @return mixed
           */
          public function actionCreate()
          {

              $model = new Tag();

              $model->generateLangs();

              if (\Yii::$app->request->isPost) {
                  $model->loadLangs(\Yii::$app->request);

                  if ($model->saveWithLangs()) {

                      return $this->redirect(
                          [
                              'view',
                              'id' => $model->id,
                          ]
                      );
                  }
              }
              return $this->render(
                  'create',
                  [
                      'model'      => $model,
                      'modelLangs' => $model->modelLangs,
                  ]
              );

          }
      

          /**
           * Updates an existing BlogTag 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);
              $model->generateLangs();

              if (Yii::$app->request->isPost) {
                  $model->loadLangs(\Yii::$app->request);

                  if ($model->saveWithLangs()) {

                      return $this->redirect(
                          [
                              'view',
                              'id' => $model->id,
                          ]
                      );
                  }
              }
              return $this->render(
                  'update',
                  [
                      'model'      => $model,
                      'modelLangs' => $model->modelLangs,
                  ]
              );

          }
      

          /**
           * Deletes an existing BlogTag 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' ]);
          }

      
          public function actionList(string $q = null)
          {
              \Yii::$app->response->format = Response::FORMAT_JSON;
              $out = [
                  'results' => [
                      [
                          'id'   => '',
                          'text' => '',
                      ],
                  ],
              ];
              if (!is_null($q)) {
                  $categories = Tag::find()
                                   ->joinWith('lang')
                                   ->select(
                                       [
                                           'id'   => 'blog_tag.id',
                                           'text' => 'blog_tag_lang.label',
                                       ]
                                   )
                                   ->andFilterWhere(
                                       [
                                           'like',
                                           'blog_tag_lang.label',
                                           $q,
                                       ]
                                   )
                                   ->limit(20)
                                   ->asArray()
                                   ->all();
              
                  if (!empty($categories)) {
                      $out[ 'results' ] = $categories;
                  }
              }

              return $out;
          }
      

          /**
           * Finds the BlogTag model based on its primary key value.
           * If the model is not found, a 404 HTTP exception will be thrown.
           *

  *@param integer $id

           *

           * @return Tag the loaded model

           * @throws NotFoundHttpException if the model cannot be found
           */
          protected function findModel($id)
          {

              if (( $model = Tag::findOne($id) ) !== null) {

                  return $model;
              } else {
                  throw new NotFoundHttpException('The requested page does not exist.');
              }
          }
      }