start_sf5_project_reboot/app/src/Form/PostType.php

101 lines
3.3 KiB
PHP

<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace App\Form;
use App\Entity\Post;
use App\Form\Type\DateTimePickerType;
use App\Form\Type\TagsInputType;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\Extension\Core\Type\TextareaType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\Form\FormEvent;
use Symfony\Component\Form\FormEvents;
use Symfony\Component\OptionsResolver\OptionsResolver;
use Symfony\Component\String\Slugger\SluggerInterface;
/**
* Defines the form used to create and manipulate blog posts.
*
* @author Ryan Weaver <weaverryan@gmail.com>
* @author Javier Eguiluz <javier.eguiluz@gmail.com>
* @author Yonel Ceruto <yonelceruto@gmail.com>
*/
class PostType extends AbstractType
{
private $slugger;
// Form types are services, so you can inject other services in them if needed
public function __construct(SluggerInterface $slugger)
{
$this->slugger = $slugger;
}
/**
* {@inheritdoc}
*/
public function buildForm(FormBuilderInterface $builder, array $options): void
{
// For the full reference of options defined by each form field type
// see https://symfony.com/doc/current/reference/forms/types.html
// By default, form fields include the 'required' attribute, which enables
// the client-side form validation. This means that you can't test the
// server-side validation errors from the browser. To temporarily disable
// this validation, set the 'required' attribute to 'false':
// $builder->add('title', null, ['required' => false, ...]);
$builder
->add('title', null, [
'attr' => ['autofocus' => true],
'label' => 'label.title',
])
->add('summary', TextareaType::class, [
'help' => 'help.post_summary',
'label' => 'label.summary',
])
->add('content', null, [
'attr' => ['rows' => 20],
'help' => 'help.post_content',
'label' => 'label.content',
])
->add('publishedAt', DateTimePickerType::class, [
'label' => 'label.published_at',
'help' => 'help.post_publication',
])
->add('tags', TagsInputType::class, [
'label' => 'label.tags',
'required' => false,
])
// form events let you modify information or fields at different steps
// of the form handling process.
// See https://symfony.com/doc/current/form/events.html
->addEventListener(FormEvents::SUBMIT, function (FormEvent $event) {
/** @var Post */
$post = $event->getData();
if (null !== $postTitle = $post->getTitle()) {
$post->setSlug($this->slugger->slug($postTitle)->lower());
}
})
;
}
/**
* {@inheritdoc}
*/
public function configureOptions(OptionsResolver $resolver): void
{
$resolver->setDefaults([
'data_class' => Post::class,
]);
}
}