InlineBlockUX.php in Layout Builder UX 8

Namespace

Drupal\lb_ux\Plugin\Block

File

src/Plugin/Block/InlineBlockUX.php

<?php

namespace Drupal\lb_ux\Plugin\Block;

use Drupal\Component\Plugin\DerivativeInspectionInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\layout_builder\Plugin\Block\InlineBlock;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Alters the inline block form.
 */
class InlineBlockUX extends InlineBlock {

  /**
   * The keyvalue factory.
   *
   * @var \Drupal\Core\KeyValueStore\KeyValueFactoryInterface
   */
  protected $keyValueFactory;

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    $instance = parent::create($container, $configuration, $plugin_id, $plugin_definition);
    $instance->keyValueFactory = $container
      ->get('keyvalue');
    return $instance;
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
    $form = parent::buildConfigurationForm($form, $form_state);

    // Hide the label field when the label display is unchecked.
    $form['label']['#states']['invisible'][':input[name="settings[label_display]"]']['checked'] = FALSE;
    if ($this->isNew) {

      // Uncheck the label display checkbox for new blocks.
      $form['label_display']['#default_value'] = FALSE;

      // Prefill the label field for new blocks.
      $form['label']['#default_value'] = $this
        ->t('@label @count', [
        '@label' => $this
          ->label(),
        '@count' => $this
          ->getNextInlineBlockNumber($form_state),
      ]);
    }
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function blockSubmit($form, FormStateInterface $form_state) {
    parent::blockSubmit($form, $form_state);
    if ($form_state
      ->has('lb_ux.inline_block_count')) {

      /** @var \Drupal\layout_builder\SectionStorageInterface $section_storage */
      $section_storage = $form_state
        ->getFormObject()
        ->getSectionStorage();
      $this->keyValueFactory
        ->get('lb_ux.inline_block_count.' . $section_storage
        ->getStorageType())
        ->set($section_storage
        ->getStorageId(), $form_state
        ->get('lb_ux.inline_block_count'));
    }
  }

  /**
   * Gets the number of the next inline block.
   *
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   The form state.
   *
   * @return int
   *   The next number.
   */
  protected function getNextInlineBlockNumber(FormStateInterface $form_state) {
    if ($form_state
      ->has('lb_ux.inline_block_count')) {
      return $form_state
        ->get('lb_ux.inline_block_count');
    }

    /** @var \Drupal\layout_builder\SectionStorageInterface $section_storage */
    $section_storage = $form_state
      ->getFormObject()
      ->getSectionStorage();
    $count = $this->keyValueFactory
      ->get('lb_ux.inline_block_count.' . $section_storage
      ->getStorageType())
      ->get($section_storage
      ->getStorageId(), 0);
    if (!$count) {
      foreach ($section_storage
        ->getSections() as $section) {
        foreach ($section
          ->getComponents() as $component) {
          $plugin = $component
            ->getPlugin();
          if ($plugin instanceof DerivativeInspectionInterface && $plugin
            ->getBaseId() === 'inline_block') {
            $count++;
          }
        }
      }

      // Exclude the component being added.
      if ($form_state
        ->has('layout_builder__component')) {
        $count--;
      }
    }
    $form_state
      ->set('lb_ux.inline_block_count', ++$count);
    return $count;
  }

}

Classes

Name	Description
InlineBlockUX	Alters the inline block form.