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- <?php
- namespace Drupal\action;
- use Drupal\Core\Entity\EntityForm;
- use Drupal\Core\Entity\EntityStorageInterface;
- use Drupal\Core\Form\FormStateInterface;
- use Drupal\Core\Plugin\PluginFormInterface;
- use Symfony\Component\DependencyInjection\ContainerInterface;
- /**
- * Provides a base form for action forms.
- */
- abstract class ActionFormBase extends EntityForm {
- /**
- * The action storage.
- *
- * @var \Drupal\Core\Entity\EntityStorageInterface
- */
- protected $storage;
- /**
- * The action entity.
- *
- * @var \Drupal\system\ActionConfigEntityInterface
- */
- protected $entity;
- /**
- * Constructs a new action form.
- *
- * @param \Drupal\Core\Entity\EntityStorageInterface $storage
- * The action storage.
- */
- public function __construct(EntityStorageInterface $storage) {
- $this->storage = $storage;
- }
- /**
- * {@inheritdoc}
- */
- public static function create(ContainerInterface $container) {
- return new static(
- $container->get('entity.manager')->getStorage('action')
- );
- }
- /**
- * {@inheritdoc}
- */
- public function form(array $form, FormStateInterface $form_state) {
- $form['label'] = [
- '#type' => 'textfield',
- '#title' => $this->t('Label'),
- '#default_value' => $this->entity->label(),
- '#maxlength' => '255',
- '#description' => $this->t('A unique label for this advanced action. This label will be displayed in the interface of modules that integrate with actions.'),
- ];
- $form['id'] = [
- '#type' => 'machine_name',
- '#default_value' => $this->entity->id(),
- '#disabled' => !$this->entity->isNew(),
- '#maxlength' => 64,
- '#description' => $this->t('A unique name for this action. It must only contain lowercase letters, numbers and underscores.'),
- '#machine_name' => [
- 'exists' => [$this, 'exists'],
- ],
- ];
- $form['plugin'] = [
- '#type' => 'value',
- '#value' => $this->entity->get('plugin'),
- ];
- $form['type'] = [
- '#type' => 'value',
- '#value' => $this->entity->getType(),
- ];
- if ($plugin = $this->getPlugin()) {
- $form += $plugin->buildConfigurationForm($form, $form_state);
- }
- return parent::form($form, $form_state);
- }
- /**
- * Determines if the action already exists.
- *
- * @param string $id
- * The action ID.
- *
- * @return bool
- * TRUE if the action exists, FALSE otherwise.
- */
- public function exists($id) {
- $action = $this->storage->load($id);
- return !empty($action);
- }
- /**
- * {@inheritdoc}
- */
- protected function actions(array $form, FormStateInterface $form_state) {
- $actions = parent::actions($form, $form_state);
- unset($actions['delete']);
- return $actions;
- }
- /**
- * {@inheritdoc}
- */
- public function validateForm(array &$form, FormStateInterface $form_state) {
- parent::validateForm($form, $form_state);
- if ($plugin = $this->getPlugin()) {
- $plugin->validateConfigurationForm($form, $form_state);
- }
- }
- /**
- * {@inheritdoc}
- */
- public function submitForm(array &$form, FormStateInterface $form_state) {
- parent::submitForm($form, $form_state);
- if ($plugin = $this->getPlugin()) {
- $plugin->submitConfigurationForm($form, $form_state);
- }
- }
- /**
- * {@inheritdoc}
- */
- public function save(array $form, FormStateInterface $form_state) {
- $this->entity->save();
- drupal_set_message($this->t('The action has been successfully saved.'));
- $form_state->setRedirect('entity.action.collection');
- }
- /**
- * Gets the action plugin while ensuring it implements configuration form.
- *
- * @return \Drupal\Core\Action\ActionInterface|\Drupal\Core\Plugin\PluginFormInterface|null
- * The action plugin, or NULL if it does not implement configuration forms.
- */
- protected function getPlugin() {
- if ($this->entity->getPlugin() instanceof PluginFormInterface) {
- return $this->entity->getPlugin();
- }
- return NULL;
- }
- }
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