AbstractPromotion.php

См. документацию.

<?php
 
namespace Bitrix\Socialnetwork\Promotion;
 
abstract class AbstractPromotion
{
    abstract public function getPromotionType(): PromotionType;
    abstract public function shouldShow(int $userId): bool;
 
    public function setViewed(int $userId): bool
    {
        return
            \CUserOptions::SetOption(
                'socialnetwork',
                $this->getOptionName(),
                true,
                false,
                $userId
            );
    }
 
    protected function getOptionName(): string
    {
        return 'promo_' . $this->getPromotionType()->value . '_is_viewed';
    }
 
    protected function isViewed(int $userId): bool
    {
        $option = \CUserOptions::GetOption('socialnetwork', $this->getOptionName(), false, $userId);
 
        return $option === true;
    }
}