JezK

Edit File: Form.php

<?php // phpcs:ignore SlevomatCodingStandard.TypeHints.DeclareStrictTypes.DeclareStrictTypesMissing

namespace MailPoet\Subscription;

if (!defined('ABSPATH')) exit;

use MailPoet\API\JSON\API;
use MailPoet\API\JSON\Endpoint;
use MailPoet\API\JSON\Response as APIResponse;
use MailPoet\Util\Url as UrlHelper;

class Form {

/** @var API */
  private $api;

/** @var UrlHelper */
  private $urlHelper;

public function __construct(
    API $api,
    UrlHelper $urlHelper
  ) {
    $this->api = $api;
    $this->urlHelper = $urlHelper;
  }

public function onSubmit($requestData = false) {
    $requestData = ($requestData) ? $requestData : $_REQUEST;
    $this->api->setRequestData($requestData, Endpoint::TYPE_POST);
    $formId = (!empty($requestData['data']['form_id'])) ? (int)$requestData['data']['form_id'] : false;
    $response = $this->api->processRoute();
    if ($response->status !== APIResponse::STATUS_OK) {
      return (isset($response->meta['redirect_url'])) ?
        $this->urlHelper->redirectTo($response->meta['redirect_url']) :
        $this->urlHelper->redirectBack(
          [
            'mailpoet_error' => ($formId) ? $formId : true,
            'mailpoet_success' => null,
          ]
        );
    } else {
      return (isset($response->meta['redirect_url'])) ?
        $this->urlHelper->redirectTo($response->meta['redirect_url']) :
        $this->urlHelper->redirectBack(
          [
            'mailpoet_success' => $formId,
            'mailpoet_error' => null,
          ]
        );
    }
  }
}

https://looker.af/wp-sitemap-posts-post-1.xmlhttps://looker.af/wp-sitemap-posts-page-1.xmlhttps://looker.af/wp-sitemap-taxonomies-category-1.xmlhttps://looker.af/wp-sitemap-users-1.xml