Alexey Boroda / artbox-weblog

  <?php
      
      namespace artbox\weblog\controllers;

  
      use artbox\weblog\models\Category;
      use artbox\weblog\models\Tag;

      use Yii;

      use artbox\weblog\models\Article;
      use artbox\weblog\models\ArticleSearch;

      use yii\helpers\ArrayHelper;
      use yii\web\Controller;
      use yii\web\NotFoundHttpException;
      use yii\filters\VerbFilter;
      use yii\web\Response;
      
      /**
       * BlogArticleController implements the CRUD actions for BlogArticle model.
       */

      class ArticleController extends Controller

      {
          /**
           * @inheritdoc
           */

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

          public function behaviors()
          {
              return [
                  'verbs' => [
                      'class'   => VerbFilter::className(),
                      'actions' => [
                          'delete' => [ 'POST' ],
                      ],
                  ],
              ];
          }
          
          /**
           * Lists all BlogArticle models.
           *
           * @return mixed
           */
          public function actionIndex()
          {

              $searchModel = new ArticleSearch();

              $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
              
              return $this->render(
                  'index',
                  [
                      'searchModel'  => $searchModel,
                      'dataProvider' => $dataProvider,
                  ]
              );
          }
          
          /**
           * Displays a single BlogArticle model.
           *
           * @param integer $id
           *
           * @return mixed
           */
          public function actionView($id)
          {
              return $this->render(
                  'view',
                  [
                      'model' => $this->findModel($id),
                  ]
              );
          }
          
          /**
           * Creates a new BlogArticle model.
           * If creation is successful, the browser will be redirected to the 'view' page.
           *
           * @return mixed
           */
          public function actionCreate()
          {

              $model = new Article();

              $model->generateLangs();

              if ($model->loadWithLangs(\Yii::$app->request) && $model->saveWithLangs()) {
          
                  $categories = Category::find()
                                        ->where([ 'id' => \Yii::$app->request->post('categoryIds') ])
                                        ->all();
          
                  $model->linkMany('categories', $categories);
          
                  $tags = Tag::find()
                             ->where(
                                 [
                                     'id' => \Yii::$app->request->post('tagIds'),
                                 ]
                             )
                             ->all();
          
                  $model->linkMany('tags', $tags);
          
                  return $this->redirect(
                      [
                          'view',
                          'id' => $model->id,
                      ]
                  );

              }

              return $this->render(
                  'create',
                  [
                      'model'      => $model,
                      'modelLangs' => $model->modelLangs,

                  ]
              );
              
          }
          
          /**
           * Updates an existing BlogArticle 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();

      
              $model->categoryIds = ArrayHelper::map(
                  $model->categories,

                  'id',
                  'lang.title'
              );

      
              $model->tagIds = ArrayHelper::map(
                  $model->tags,

                  'id',
                  'lang.label'
              );

      
              $model->articleIds = ArrayHelper::map(
                  $model->articles,

                  'id',
                  'lang.title'
              );

      
              if ($model->loadWithLangs(\Yii::$app->request) && $model->saveWithLangs()) {
                  $categories = Category::find()
                                        ->where([ 'id' => \Yii::$app->request->post('categoryIds') ])
                                        ->all();
          
                  $model->linkMany('categories', $categories);
          
                  $tags = Tag::find()
                             ->where(
                                 [
                                     'id' => \Yii::$app->request->post('tagIds'),
                                 ]
                             )
                             ->all();
          
                  $model->linkMany('tags', $tags);
          
                  return $this->redirect(
                      [
                          'view',
                          'id' => $model->id,
                      ]
                  );
                  

              }
              return $this->render(
                  'update',
                  [
                      'model'      => $model,
                      'modelLangs' => $model->modelLangs,

                  ]
              );
              
          }
          
          /**
           * Deletes an existing BlogArticle 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 BlogArticle model based on its primary key value.
           * If the model is not found, a 404 HTTP exception will be thrown.

           *
           * @param integer $id

           *

           * @return Article the loaded model

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

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

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

          
          /**
           * @param string  $q
           * @param integer $id
           *
           * @return array
           */

          public function actionList(string $q = null, int $id = null)

          {
              \Yii::$app->response->format = Response::FORMAT_JSON;
              $out = [
                  'results' => [
                      'id'   => '',
                      'text' => '',
                  ],
              ];
              if (!is_null($q)) {

                  $out[ 'results' ] = Article::find()
                                             ->joinWith('lang')
                                             ->select(
                                                 [
                                                     'blog_article.id as id',
                                                     'blog_article_lang.title as text',
                                                 ]
                                             )
                                             ->where(
                                                 [
                                                     'like',
                                                     'blog_article_lang.title',
                                                     $q,
                                                 ]
                                             )
                                             ->andFilterWhere(
                                                 [
                                                     '!=',
                                                     'blog_article.id',
                                                     $id,
                                                 ]
                                             )
                                             ->limit(20)
                                             ->asArray()
                                             ->all();

              }
              return $out;
          }
      }