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