public function ReusableBlocks::alterForm in Panopoly Magic 8.2

Alters the layout builder add and update block forms.

Parameters

array $form: The form array.

\Drupal\Core\Form\FormStateInterface $form_state: The form state.

string $form_id: The form array.

Throws

\Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException

\Drupal\Component\Plugin\Exception\PluginNotFoundException

File

src/Alterations/ReusableBlocks.php, line 86

Class

ReusableBlocks

A service for altering some Layout Builder forms to allow reusable blocks.

Namespace

Drupal\panopoly_magic\Alterations

Code

public function alterForm(array &$form, FormStateInterface $form_state, $form_id) {
  $form_args = $form_state
    ->getBuildInfo()['args'];

  /** @var \Drupal\layout_builder\SectionStorageInterface $section_storage */
  $section_storage = $form_args[0];
  $delta = $form_args[1];
  if ($form_id === 'layout_builder_add_block') {

    /** @var \Drupal\layout_builder\SectionComponent $component */
    $component = $form_state
      ->get('layout_builder__component');
    $uuid = $component
      ->getUuid();
  }
  else {
    $uuid = $form_args[3];
    $component = $section_storage
      ->getSection($delta)
      ->getComponent($uuid);
  }

  // Store some properties for us to access later.
  $form_state
    ->set('panopoly_magic__component', $component);
  $form_state
    ->set('panopoly_magic__section_storage', $section_storage);
  $form_state
    ->set('panopoly_magic__delta', $delta);
  $form_state
    ->set('panopoly_magic__uuid', $uuid);

  /** @var \Drupal\Core\Block\BlockPluginInterface $block */
  $block = $component
    ->getPlugin();
  if ($block
    ->getBaseId() === 'block_content') {

    // Show the block content form here.

    /** @var \Drupal\block_content\Plugin\Derivative\BlockContent[] $block_contents */
    $block_contents = $this->entityTypeManager
      ->getStorage('block_content')
      ->loadByProperties([
      'uuid' => $block
        ->getDerivativeId(),
    ]);
    if (count($block_contents) === 1) {
      $form['messages'] = [
        '#theme' => 'status_messages',
        '#message_list' => [
          'warning' => [
            $this
              ->t("This block is reusable! Any changes made will be applied globally."),
          ],
        ],
      ];
      $form['block_form'] = [
        '#type' => 'container',
        '#process' => [
          [
            static::class,
            'processBlockContentForm',
          ],
        ],
        '#block' => reset($block_contents),
        '#access' => $this->currentUser
          ->hasPermission('create and edit custom blocks'),
      ];
      $form['#validate'][] = [
        static::class,
        'blockContentValidate',
      ];
      $form['#submit'][] = [
        static::class,
        'blockContentSubmit',
      ];
    }
  }
  elseif ($block
    ->getBaseId() === 'inline_block') {

    /** @var \Drupal\block_content\BlockContentInterface $block_content */
    $block_content = $form['settings']['block_form']['#block'];
    $form['reusable'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Reusable'),
      '#description' => $this
        ->t('Would you like to be able to reuse this block? This option can not be changed after saving.'),
      '#default_value' => $block_content
        ->isReusable(),
    ];
    $form['info'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Admin title'),
      '#description' => $this
        ->t('The title used to find and reuse this block later.'),
      '#states' => [
        'visible' => [
          ':input[name="reusable"]' => [
            'checked' => TRUE,
          ],
        ],
      ],
    ];
    $form['#submit'][] = [
      static::class,
      'staticInlineBlockSubmit',
    ];
  }
  $form['actions']['#weight'] = 100;
}