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Edit File: TitleListTransformer.php

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

namespace MailPoet\Newsletter\Editor;

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

use MailPoet\WP\Functions as WPFunctions;

class TitleListTransformer {

private $args;

public function __construct(
    $args
  ) {
    $this->args = $args;
  }

public function transform($posts) {
    $results = array_map(function($post) {
      return $this->getPostTitle($post);
    }, $posts);

return [
      $this->wrap([
        'type' => 'text',
        'text' => '<ul>' . implode('', $results) . '</ul>',
      ])];
  }

private function wrap($block) {
    return LayoutHelper::row([
      LayoutHelper::col([$block]),
    ]);
  }

private function getPostTitle($post) {
    if ($this->isWcProduct($post)) {
      $title = $post->get_name();
      $postId = $post->get_id();
    } else {
      $title = $post->post_title; // phpcs:ignore Squiz.NamingConventions.ValidVariableName.MemberNotCamelCaps
      $postId = $post->ID;
    }

$alignment = $this->args['titleAlignment'];
    $alignment = (in_array($alignment, ['left', 'right', 'center'])) ? $alignment : 'left';

if ($this->args['titleIsLink']) {
      $title = '<a data-post-id="' . $postId . '" href="' . WPFunctions::get()->getPermalink($postId) . '">' . $title . '</a>';
    }

return '<li style="text-align: ' . $alignment . ';">' . $title . '</li>';
  }

private function isWcProduct($post) {
    return class_exists('\WC_Product') && $post instanceof \WC_Product;
  }
}

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