Redirect.php

<?php
/**
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 *
 * Adyen Payment module (https://www.adyen.com/)
 *
 * Copyright (c) 2020 Adyen BV (https://www.adyen.com/)
 * See LICENSE.txt for license details.
 *
 * Author: Adyen <magento@adyen.com>
 */

namespace Adyen\Payment\Block\Transparent;

use Adyen\Payment\Helper\Data;
use Adyen\Service\Validator\DataArrayValidator;
use Magento\Framework\View\Element\Template;

class Redirect extends Template
{
    /**
     * @var \Magento\Framework\UrlInterface
     */
    private $url;

    /**
     * @var \Adyen\Payment\Logger\AdyenLogger
     */
    protected $adyenLogger;

    /**
     * @var Data
     */
    protected $adyenHelper;

    /**
     * Redirect constructor.
     *
     * @param Template\Context $context
     * @param \Magento\Framework\UrlInterface $url
     * @param array $data
     */
    public function __construct(
        Template\Context $context,
        \Magento\Framework\UrlInterface $url,
        \Adyen\Payment\Logger\AdyenLogger $adyenLogger,
        Data $adyenHelper,
        array $data = []
    ) {
        $this->url = $url;
        $this->adyenLogger = $adyenLogger;
        $this->adyenHelper = $adyenHelper;
        parent::__construct($context, $data);
    }

    /**
     * Returns url for redirect.
     *
     * @return string|null
     */
    public function getRedirectUrl()
    {
        $pwaOrigin = $this->adyenHelper->getAdyenAbstractConfigData("payment_origin_url", $this->_storeManager->getStore()->getId());

        if ($pwaOrigin) {
            $returnUrl = $pwaOrigin . "/adyen/process/result";
        } else {
            $returnUrl = $this->url->getUrl("adyen/process/result");
        }

        if (!empty($this->getRequest()->getQueryValue())) {
            $query = http_build_query($this->getRequest()->getQueryValue(), '', '&');
            $returnUrl .= '?' . $query;
        }

        return $returnUrl;
    }

    /**
     * Returns params to be redirected.
     *
     * @return array
     */
    public function getPostParams()
    {
        $postParams = (array)$this->_request->getPostValue();
        $allowedPostParams = array('MD', 'PaRes');
        $postParams = DataArrayValidator::getArrayOnlyWithApprovedKeys($postParams, $allowedPostParams);
        $this->adyenLogger->addAdyenDebug(
            'Adyen 3DS1 PostParams forwarded to process redirect endpoint'
        );
        return $postParams;
    }
}