Version 1
[yaffs-website] / web / core / modules / search / src / Form / SearchPageFormBase.php
diff --git a/web/core/modules/search/src/Form/SearchPageFormBase.php b/web/core/modules/search/src/Form/SearchPageFormBase.php
new file mode 100644 (file)
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@@ -0,0 +1,169 @@
+<?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'));
+  }
+
+}