public function ConnectionTypeForm::form in RedHen CRM 8

Gets the actual form array to be built.

Overrides EntityForm::form

See also

\Drupal\Core\Entity\EntityForm::processForm()

\Drupal\Core\Entity\EntityForm::afterBuild()

File

modules/redhen_connection/src/Form/ConnectionTypeForm.php, line 33

Class

ConnectionTypeForm

Class ConnectionTypeForm.

Namespace

Drupal\redhen_connection\Form

Code

public function form(array $form, FormStateInterface $form_state) {
  $form = parent::form($form, $form_state);

  // Prepare the list of relatable entity types.
  $entity_types = $this->entityTypeManager
    ->getDefinitions();
  $endpoint_entity_types = array_map(function ($entity_type) {
    return $entity_type
      ->getLabel();
  }, $entity_types);
  $form['#tree'] = TRUE;

  /** @var \Drupal\redhen_connection\Entity\ConnectionType $redhen_connection_type */
  $redhen_connection_type = $this->entity;
  $form['label'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Label'),
    '#maxlength' => 255,
    '#default_value' => $redhen_connection_type
      ->label(),
    '#description' => $this
      ->t("Label for the Connection type."),
    '#required' => TRUE,
  ];
  $form['id'] = [
    '#type' => 'machine_name',
    '#default_value' => $redhen_connection_type
      ->id(),
    '#machine_name' => [
      'exists' => '\\Drupal\\redhen_connection\\Entity\\ConnectionType::load',
    ],
    '#disabled' => !$redhen_connection_type
      ->isNew(),
  ];
  $form['connection_label_pattern'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Connection label pattern'),
    '#maxlength' => 255,
    '#default_value' => $redhen_connection_type
      ->get('connection_label_pattern'),
    '#description' => $this
      ->t("Label pattern to use for connections. Use @label1 for the first entity and @label2 for the second."),
    '#required' => TRUE,
  ];

  // Set bundle specific settings for each of our endpoint fields.
  for ($x = 1; $x <= REDHEN_CONNECTION_ENDPOINTS; $x++) {
    $endpoint_type = $redhen_connection_type
      ->getEndpointEntityTypeId($x);
    $form['endpoints'][$x] = [
      '#type' => 'fieldset',
      '#title' => $this
        ->t('Endpoint @endpoint', [
        '@endpoint' => $x,
      ]),
    ];
    $form['endpoints'][$x]['entity_type'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Entity type'),
      '#description' => $this
        ->t('The entity type cannot be changes once created.'),
      '#default_value' => $endpoint_type,
      '#options' => $endpoint_entity_types,
      '#empty_value' => '',
      '#disabled' => !$redhen_connection_type
        ->isNew(),
      '#ajax' => [
        'callback' => '::updateBundleOptions',
        'wrapper' => 'bundles-wrapper-' . $x,
      ],
    ];

    // Disable caching on this form.
    $form_state
      ->setCached(FALSE);
    $form['endpoints'][$x]['label'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Label'),
      '#description' => $this
        ->t('If no label is provided, the entity type label will be used.'),
      '#default_value' => $redhen_connection_type
        ->getEndpointLabel($x),
      '#empty_value' => '',
    ];
    $form['endpoints'][$x]['description'] = [
      '#type' => 'textarea',
      '#title' => $this
        ->t('Description'),
      '#description' => $this
        ->t('If no description is provided, the default field description will be used.'),
      '#default_value' => $redhen_connection_type
        ->getEndpointDescription($x),
      '#empty_value' => '',
    ];
    $bundle_options = [];
    $endpoint_entity = !empty($endpoint_type) ? \Drupal::entityTypeManager()
      ->getDefinition($endpoint_type) : FALSE;
    if ($endpoint_entity && $endpoint_entity
      ->hasKey('bundle')) {
      $bundle_options = $this
        ->getBundleOptions($endpoint_type);
    }
    $form['endpoints'][$x]['bundles'] = [
      '#type' => 'checkboxes',
      '#title' => $this
        ->t('Bundles'),
      '#description' => $this
        ->t('The allowed bundles for this endpoint.'),
      '#options' => $bundle_options,
      '#default_value' => (array) $redhen_connection_type
        ->getEndpointBundles($x),
      '#required' => TRUE,
      '#size' => 6,
      '#multiple' => TRUE,
      '#prefix' => '<div id="bundles-wrapper-' . $x . '">',
      '#suffix' => '</div>',
      '#disabled' => !($endpoint_entity && $endpoint_entity
        ->hasKey('bundle')),
    ];
  }
  return $form;
}