FRONTEND_MVC/modules/manager/models/News.php

<?php

namespace manager\models;

use Yii;
use app\forks\galleryManager\GalleryBehavior;
use yii\helpers\ArrayHelper;

class News extends \app\models\News
{

    public function rules()
    {
        return ArrayHelper::merge(parent::rules(),[
            [['meta_title'], 'titleLimit'],
        ]);
    }

    public function titleLimit($attr){
        if($this->dt_cr>'2023-01-04 00:00:00' && mb_strlen($this->meta_title)>80){
  //          $this->addError($attr,'Заголовок у новостей после третьего января 2023 максимум 80 символов');
        }
    }
/*
    public function behaviors()
    {
        return [
            'galleryBehavior' => [
                'class' => GalleryBehavior::className(),
                'type' => 'product',
                'extension' => 'webp',
                'directory' => Yii::getAlias('@webroot') . '/images/product/gallery',
                'url' => Yii::getAlias('@web') . '/images/product/gallery',
                'versions' => [
                    'small' => function ($img) {
                        return $img
                            ->copy()
                            ->thumbnail(new \Imagine\Image\Box(200, 200));
                    },
                    'medium' => function ($img) {

                        $dstSize = $img->getSize();
                        $maxWidth = 800;
                        if ($dstSize->getWidth() > $maxWidth) {
                            $dstSize = $dstSize->widen($maxWidth);
                        }
                        return $img
                            ->copy()
                            ->resize($dstSize);
                    },
                ]
            ]
        ];
    }
*/
    /**
     * @return \yii\db\ActiveQuery
     */
    public function getGalleries()
    {
        return $this->hasMany(Gallery::class,['post_id'=>'id']);
    }

    public function save($runValidation = true, $attributeNames = null)
    {
        return parent::save($runValidation, $attributeNames);
    }
}