parametersunpacking.php

См. документацию.

<?php
 
namespace Bitrix\Main\Service\MicroService\Filter;
 
use Bitrix\Main\Context;
use Bitrix\Main\Event;
use Bitrix\Main\Web\Json;
 
class ParametersUnpacking extends \Bitrix\Main\Engine\ActionFilter\Base
{
    public function onBeforeAction(Event $event)
    {
        $request = Context::getCurrent()->getRequest();
        $packedParameters = $request->get("serializedParameters");
        if(is_string($packedParameters))
        {
            $decodedParameters = gzdecode(base64_decode($packedParameters));
 
            if(is_string($decodedParameters))
            {
                $unpackedParameters = Json::decode($decodedParameters);
                if(is_array($unpackedParameters))
                {
                    $this->getAction()->getController()->setSourceParametersList([
                        $unpackedParameters
                    ]);
                }
            }
        }
    }
}