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<?php
namespace Drupal\search\Form;
use Drupal\Core\Entity\EntityForm;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Plugin\PluginFormInterface;
use Drupal\search\SearchPageRepositoryInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
/**
* Provides a base form for search pages.
*/
abstract class SearchPageFormBase extends EntityForm {
/**
* The entity being used by this form.
*
* @var \Drupal\search\SearchPageInterface
*/
protected $entity;
/**
* The search plugin being configured.
*
* @var \Drupal\search\Plugin\SearchInterface
*/
protected $plugin;
/**
* The search page repository.
*
* @var \Drupal\search\SearchPageRepositoryInterface
*/
protected $searchPageRepository;
/**
* Constructs a new search form.
*
* @param \Drupal\search\SearchPageRepositoryInterface $search_page_repository
* The search page repository.
*/
public function __construct(SearchPageRepositoryInterface $search_page_repository) {
$this->searchPageRepository = $search_page_repository;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
return new static(
$container->get('search.search_page_repository')
);
}
/**
* {@inheritdoc}
*/
public function getBaseFormId() {
return 'search_entity_form';
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state) {
$this->plugin = $this->entity->getPlugin();
return parent::buildForm($form, $form_state);
}
/**
* {@inheritdoc}
*/
public function form(array $form, FormStateInterface $form_state) {
$form['label'] = [
'#type' => 'textfield',
'#title' => $this->t('Label'),
'#description' => $this->t('The label for this search page.'),
'#default_value' => $this->entity->label(),
'#maxlength' => '255',
];
$form['id'] = [
'#type' => 'machine_name',
'#default_value' => $this->entity->id(),
'#disabled' => !$this->entity->isNew(),
'#maxlength' => 64,
'#machine_name' => [
'exists' => [$this, 'exists'],
],
];
$form['path'] = [
'#type' => 'textfield',
'#title' => $this->t('Path'),
'#field_prefix' => 'search/',
'#default_value' => $this->entity->getPath(),
'#maxlength' => '255',
'#required' => TRUE,
];
$form['plugin'] = [
'#type' => 'value',
'#value' => $this->entity->get('plugin'),
];
if ($this->plugin instanceof PluginFormInterface) {
$form += $this->plugin->buildConfigurationForm($form, $form_state);
}
return parent::form($form, $form_state);
}
/**
* Determines if the search page entity already exists.
*
* @param string $id
* The search configuration ID.
*
* @return bool
* TRUE if the search configuration exists, FALSE otherwise.
*/
public function exists($id) {
$entity = $this->entityTypeManager->getStorage('search_page')->getQuery()
->condition('id', $id)
->execute();
return (bool) $entity;
}
/**
* {@inheritdoc}
*/
public function validateForm(array &$form, FormStateInterface $form_state) {
parent::validateForm($form, $form_state);
// Ensure each path is unique.
$path = $this->entityTypeManager->getStorage('search_page')->getQuery()
->condition('path', $form_state->getValue('path'))
->condition('id', $form_state->getValue('id'), '<>')
->execute();
if ($path) {
$form_state->setErrorByName('path', $this->t('The search page path must be unique.'));
}
if ($this->plugin instanceof PluginFormInterface) {
$this->plugin->validateConfigurationForm($form, $form_state);
}
}
/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
parent::submitForm($form, $form_state);
if ($this->plugin instanceof PluginFormInterface) {
$this->plugin->submitConfigurationForm($form, $form_state);
}
return $this->entity;
}
/**
* {@inheritdoc}
*/
public function save(array $form, FormStateInterface $form_state) {
$this->entity->save();
$form_state->setRedirectUrl($this->entity->urlInfo('collection'));
}
}