MenuLinkEditForm.php in Drupal 9
File
core/modules/menu_ui/src/Form/MenuLinkEditForm.php
View source
<?php
namespace Drupal\menu_ui\Form;
use Drupal\Core\DependencyInjection\ClassResolverInterface;
use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Menu\MenuLinkInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
class MenuLinkEditForm extends FormBase {
protected $classResolver;
public function __construct(ClassResolverInterface $class_resolver) {
$this->classResolver = $class_resolver;
}
public static function create(ContainerInterface $container) {
return new static($container
->get('class_resolver'));
}
public function getFormId() {
return 'menu_link_edit';
}
public function buildForm(array $form, FormStateInterface $form_state, MenuLinkInterface $menu_link_plugin = NULL) {
$form['menu_link_id'] = [
'#type' => 'value',
'#value' => $menu_link_plugin
->getPluginId(),
];
$class_name = $menu_link_plugin
->getFormClass();
$form['#plugin_form'] = $this->classResolver
->getInstanceFromDefinition($class_name);
$form['#plugin_form']
->setMenuLinkInstance($menu_link_plugin);
$form += $form['#plugin_form']
->buildConfigurationForm($form, $form_state);
$form['actions'] = [
'#type' => 'actions',
];
$form['actions']['submit'] = [
'#type' => 'submit',
'#value' => $this
->t('Save'),
'#button_type' => 'primary',
];
return $form;
}
public function validateForm(array &$form, FormStateInterface $form_state) {
$form['#plugin_form']
->validateConfigurationForm($form, $form_state);
}
public function submitForm(array &$form, FormStateInterface $form_state) {
$link = $form['#plugin_form']
->submitConfigurationForm($form, $form_state);
$this
->messenger()
->addStatus($this
->t('The menu link has been saved.'));
$form_state
->setRedirect('entity.menu.edit_form', [
'menu' => $link
->getMenuName(),
]);
}
}