servicehandler.php

См. документацию.

<?php
 
namespace Bitrix\Sale\PaySystem;
 
use Bitrix\Main\Request;
use Bitrix\Sale\Payment;
use Bitrix\Sale\Services\Base\RestrictionInfo;
use Bitrix\Sale\Services\Base\RestrictionInfoCollection;
use Bitrix\Sale\Services\PaySystem\Restrictions\RestrictableServiceHandler;
use Bitrix\Sale\Services\PaySystem\Restrictions\RestrictionCurrencyTrait;
 
abstract class ServiceHandler extends BaseServiceHandler implements RestrictableServiceHandler
{
    use RestrictionCurrencyTrait;

    static public function getIndicativeFields()
    {
        return array();
    }

    public static function isMyResponse(Request $request, $paySystemId)
    {
        $fields = static::getIndicativeFields();
 
        if (!is_array($fields) || empty($fields))
            return false;
 
        $isAssociate = \CSaleHelper::IsAssociativeArray($fields);
 
        foreach ($fields as $key => $value)
        {
            if (!$isAssociate && !isset($request[$value]))
                return false;
 
            if ($isAssociate && (!isset($request[$key]) || is_null($value) || ($value != $request[$key])))
                return false;
        }
 
        return static::isMyResponseExtended($request, $paySystemId);
    }

    protected static function isMyResponseExtended(Request $request, $paySystemId)
    {
        return true;
    }

    public abstract function processRequest(Payment $payment, Request $request);

    public function sendResponse(ServiceResult $result, Request $request)
    {
        return '';
    }

    public abstract function getPaymentIdFromRequest(Request $request);

    public static function findMyDataRefundablePage(array $paySystemList)
    {
        return array();
    }

    public function getRestrictionList(): RestrictionInfoCollection
    {
        $collection = new RestrictionInfoCollection();
 
        $this->getRestrictionCurrency($collection);
 
        return $collection;
    }
}