true, 'targetClass' => Event::className(), 'targetAttribute' => ['event_id' => 'id']], [['variant_id'], 'exist', 'skipOnError' => true, 'targetClass' => ProductVariant::className(), 'targetAttribute' => ['variant_id' => 'id']], ]; } /** * @inheritdoc */ public function attributeLabels() { return [ 'id' => Yii::t('app', 'ID'), 'event_id' => Yii::t('app', 'Event ID'), 'variant_id' => Yii::t('app', 'Variant ID'), ]; } /** * @return \yii\db\ActiveQuery */ public function getEvent() { return $this->hasOne(Event::className(), ['id' => 'event_id']); } /** * @return \yii\db\ActiveQuery */ public function getVariant() { return $this->hasOne(ProductVariant::className(), ['id' => 'variant_id']); } }