restrictioncurrencytrait.php

См. документацию.

<?php
 
namespace Bitrix\Sale\Services\PaySystem\Restrictions;
 
use Bitrix\Sale\Services\Base\RestrictionInfo;
use Bitrix\Sale\Services\Base\RestrictionInfoCollection;
 
trait RestrictionCurrencyTrait
{
    abstract public function getCurrencyList();
 
    protected function getRestrictionCurrency(RestrictionInfoCollection $collection): void
    {
        $currencyList = $this->getCurrencyList();
        if (!empty($currencyList) && is_array($currencyList))
        {
            $currencyRestrictionContainer = new RestrictionInfo(
                'Currency',
                [
                    'CURRENCY' => $currencyList,
                ]
            );
            $collection->add($currencyRestrictionContainer);
        }
    }
}