FRONTEND_MVC/models/base/TopSlider.php

<?php

namespace app\models\base;

use Yii;

/**
 * This is the model class for table "top_slider".
 *
 * @property int $id
 * @property int|null $post_id
 * @property string|null $published_from
 * @property string|null $published_to
 * @property int|null $is_active
 * @property News $post
 */
class TopSlider extends \yii\db\ActiveRecord
{
    /**
     * {@inheritdoc}
     */
    public static function tableName()
    {
        return 'top_slider';
    }

    /**
     * {@inheritdoc}
     */
    public function rules()
    {
        return [
			[['post_id', 'published_from', 'published_to'], 'required'],
            [['post_id', 'is_active'], 'integer'],
            [['published_from', 'published_to'], 'safe'],
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'post_id' => 'Post ID',
            'published_from' => 'В слайдере с',
            'published_to' => 'В слайдере по',
            'is_active' => 'активна',
        ];
    }

    public function getPost()
    {
        return $this->hasOne(News::class,['id'=>'post_id']);
    }

    /**
     * {@inheritdoc}
     * @return TopSliderQuery the active query used by this AR class.
     */
    public static function find()
    {
        return new TopSliderQuery(get_called_class());
    }

    public function beforeSave($insert)
    {
        $this->published_from = date("Y-m-d H:i:s",strtotime($this->published_from));
        $this->published_to = date("Y-m-d H:i:s",strtotime($this->published_to));
        return parent::beforeSave($insert);
    }
}