1<?php
2/**
3 * Copyright since 2007 PrestaShop SA and Contributors
4 * PrestaShop is an International Registered Trademark & Property of PrestaShop SA
5 *
6 * NOTICE OF LICENSE
7 *
8 * This source file is subject to the Open Software License (OSL 3.0)
9 * that is bundled with this package in the file LICENSE.md.
10 * It is also available through the world-wide-web at this URL:
11 * https://opensource.org/licenses/OSL-3.0
12 * If you did not receive a copy of the license and are unable to
13 * obtain it through the world-wide-web, please send an email
14 * to license@prestashop.com so we can send you a copy immediately.
15 *
16 * DISCLAIMER
17 *
18 * Do not edit or add to this file if you wish to upgrade PrestaShop to newer
19 * versions in the future. If you wish to customize PrestaShop for your
20 * needs please refer to https://devdocs.prestashop.com/ for more information.
21 *
22 * @author    PrestaShop SA and Contributors <contact@prestashop.com>
23 * @copyright Since 2007 PrestaShop SA and Contributors
24 * @license   https://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
25 */
26
27namespace PrestaShopBundle\Form\Admin\Extension;
28
29use Symfony\Component\Form\AbstractTypeExtension;
30use Symfony\Component\Form\Extension\Core\Type\FormType;
31use Symfony\Component\Form\FormInterface;
32use Symfony\Component\Form\FormView;
33use Symfony\Component\OptionsResolver\OptionsResolver;
34
35/**
36 * Class HelpTextExtension extends every form type with additional help text options.
37 */
38class HelpTextExtension extends AbstractTypeExtension
39{
40    /**
41     * {@inheritdoc}
42     */
43    public function configureOptions(OptionsResolver $resolver)
44    {
45        $resolver
46            ->setDefaults([
47                'help' => null,
48            ])
49            ->setAllowedTypes('help', ['null', 'string'])
50        ;
51    }
52
53    /**
54     * {@inheritdoc}
55     */
56    public function buildView(FormView $view, FormInterface $form, array $options)
57    {
58        $view->vars['help'] = $options['help'] ?? null;
59    }
60
61    /**
62     * {@inheritdoc}
63     */
64    public function getExtendedType()
65    {
66        return FormType::class;
67    }
68}
69