consentpreview.php

<?php
 
namespace Bitrix\Sender\UI\Controller;
 
use Bitrix\Main\Engine\ActionFilter;
use Bitrix\Main\Engine\JsonController;
use Bitrix\Main\Engine\JsonPayload;
use Bitrix\Main;
use Bitrix\Sender\Preset\Templates\Consent;
use Bitrix\Sender\Security;
 
class ConsentPreview extends JsonController
{
    protected function getDefaultPreFilters()
    {
        return [
            new ActionFilter\Authentication(),
            new ActionFilter\HttpMethod([ActionFilter\HttpMethod::METHOD_POST]),
            new ActionFilter\Csrf(),
            new ActionFilter\CloseSession()
        ];
    }
 
    public function loadDataAction(JsonPayload $payload)
    {
        $request = $payload->getData();
        $request = is_array($request) ? $request : [];
 
        $agreement = $this->getAgreement((int)$request['id']);
 
        if (!$agreement)
        {
            return false;
        }
 
        $contentBody = Security\Sanitizer::fixReplacedStyles($agreement->getHtml());
        $contentBody = Security\Sanitizer::sanitizeHtml($contentBody, $agreement->getText());
        return [
            'consentBody' => $contentBody,
            'approveBtnText' => Consent::getApproveBtnText($agreement),
            'rejectBtnText' => Consent::getRejectnBtnText(),
        ];
    }
 
    private function getAgreement(int $agreementId): ?Main\UserConsent\Agreement
    {
        $agreement = new Main\UserConsent\Agreement($agreementId, ['fields' => []]);
        if (!$agreement->isActive() || !$agreement->isExist())
        {
            return null;
        }
 
        return $agreement;
    }
}