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<?php
namespace Drupal\image\Form;
use Drupal\Core\Entity\EntityForm;
use Drupal\Core\Entity\EntityStorageInterface;
use Drupal\Core\Form\FormStateInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
/**
* Base form for image style add and edit forms.
*/
abstract class ImageStyleFormBase extends EntityForm {
/**
* The entity being used by this form.
*
* @var \Drupal\image\ImageStyleInterface
*/
protected $entity;
/**
* The image style entity storage.
*
* @var \Drupal\Core\Entity\EntityStorageInterface
*/
protected $imageStyleStorage;
/**
* Constructs a base class for image style add and edit forms.
*
* @param \Drupal\Core\Entity\EntityStorageInterface $image_style_storage
* The image style entity storage.
*/
public function __construct(EntityStorageInterface $image_style_storage) {
$this->imageStyleStorage = $image_style_storage;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
return new static(
$container->get('entity.manager')->getStorage('image_style')
);
}
/**
* {@inheritdoc}
*/
public function form(array $form, FormStateInterface $form_state) {
$form['label'] = [
'#type' => 'textfield',
'#title' => $this->t('Image style name'),
'#default_value' => $this->entity->label(),
'#required' => TRUE,
];
$form['name'] = [
'#type' => 'machine_name',
'#machine_name' => [
'exists' => [$this->imageStyleStorage, 'load'],
],
'#default_value' => $this->entity->id(),
'#required' => TRUE,
];
return parent::form($form, $form_state);
}
/**
* {@inheritdoc}
*/
public function save(array $form, FormStateInterface $form_state) {
parent::save($form, $form_state);
$form_state->setRedirectUrl($this->entity->urlInfo('edit-form'));
}
}