public function NodeForm::form in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/node/src/NodeForm.php \Drupal\node\NodeForm::form()
2. 10 core/modules/node/src/NodeForm.php \Drupal\node\NodeForm::form()

Gets the actual form array to be built.

Overrides ContentEntityForm::form

See also

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

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

File

core/modules/node/src/NodeForm.php, line 83

Class

NodeForm

Form handler for the node edit forms.

Namespace

Drupal\node

Code

public function form(array $form, FormStateInterface $form_state) {

  // Try to restore from temp store, this must be done before calling
  // parent::form().
  $store = $this->tempStoreFactory
    ->get('node_preview');

  // Attempt to load from preview when the uuid is present unless we are
  // rebuilding the form.
  $request_uuid = \Drupal::request()->query
    ->get('uuid');
  if (!$form_state
    ->isRebuilding() && $request_uuid && ($preview = $store
    ->get($request_uuid))) {

    /** @var $preview \Drupal\Core\Form\FormStateInterface */
    $form_state
      ->setStorage($preview
      ->getStorage());
    $form_state
      ->setUserInput($preview
      ->getUserInput());

    // Rebuild the form.
    $form_state
      ->setRebuild();

    // The combination of having user input and rebuilding the form means
    // that it will attempt to cache the form state which will fail if it is
    // a GET request.
    $form_state
      ->setRequestMethod('POST');
    $this->entity = $preview
      ->getFormObject()
      ->getEntity();
    $this->entity->in_preview = NULL;
    $form_state
      ->set('has_been_previewed', TRUE);
  }

  /** @var \Drupal\node\NodeInterface $node */
  $node = $this->entity;
  if ($this->operation == 'edit') {
    $form['#title'] = $this
      ->t('<em>Edit @type</em> @title', [
      '@type' => node_get_type_label($node),
      '@title' => $node
        ->label(),
    ]);
  }

  // Changed must be sent to the client, for later overwrite error checking.
  $form['changed'] = [
    '#type' => 'hidden',
    '#default_value' => $node
      ->getChangedTime(),
  ];
  $form = parent::form($form, $form_state);
  $form['advanced']['#attributes']['class'][] = 'entity-meta';
  $form['meta'] = [
    '#type' => 'details',
    '#group' => 'advanced',
    '#weight' => -10,
    '#title' => $this
      ->t('Status'),
    '#attributes' => [
      'class' => [
        'entity-meta__header',
      ],
    ],
    '#tree' => TRUE,
    '#access' => $this->currentUser
      ->hasPermission('administer nodes'),
  ];
  $form['meta']['published'] = [
    '#type' => 'item',
    '#markup' => $node
      ->isPublished() ? $this
      ->t('Published') : $this
      ->t('Not published'),
    '#access' => !$node
      ->isNew(),
    '#wrapper_attributes' => [
      'class' => [
        'entity-meta__title',
      ],
    ],
  ];
  $form['meta']['changed'] = [
    '#type' => 'item',
    '#title' => $this
      ->t('Last saved'),
    '#markup' => !$node
      ->isNew() ? $this->dateFormatter
      ->format($node
      ->getChangedTime(), 'short') : $this
      ->t('Not saved yet'),
    '#wrapper_attributes' => [
      'class' => [
        'entity-meta__last-saved',
      ],
    ],
  ];
  $form['meta']['author'] = [
    '#type' => 'item',
    '#title' => $this
      ->t('Author'),
    '#markup' => $node
      ->getOwner()
      ->getAccountName(),
    '#wrapper_attributes' => [
      'class' => [
        'entity-meta__author',
      ],
    ],
  ];
  $form['status']['#group'] = 'footer';

  // Node author information for administrators.
  $form['author'] = [
    '#type' => 'details',
    '#title' => t('Authoring information'),
    '#group' => 'advanced',
    '#attributes' => [
      'class' => [
        'node-form-author',
      ],
    ],
    '#attached' => [
      'library' => [
        'node/drupal.node',
      ],
    ],
    '#weight' => 90,
    '#optional' => TRUE,
  ];
  if (isset($form['uid'])) {
    $form['uid']['#group'] = 'author';
  }
  if (isset($form['created'])) {
    $form['created']['#group'] = 'author';
  }

  // Node options for administrators.
  $form['options'] = [
    '#type' => 'details',
    '#title' => t('Promotion options'),
    '#group' => 'advanced',
    '#attributes' => [
      'class' => [
        'node-form-options',
      ],
    ],
    '#attached' => [
      'library' => [
        'node/drupal.node',
      ],
    ],
    '#weight' => 95,
    '#optional' => TRUE,
  ];
  if (isset($form['promote'])) {
    $form['promote']['#group'] = 'options';
  }
  if (isset($form['sticky'])) {
    $form['sticky']['#group'] = 'options';
  }
  $form['#attached']['library'][] = 'node/form';
  return $form;
}