lupus_decoupled-1.x-dev/modules/lupus_decoupled_layout_builder/lupus_decoupled_layout_builder.module

<?php

/**
 * @file
 * General functions and hooks for Lupus Decoupled Layout Builder module.
 */

use Drupal\custom_elements\CustomElementsLayoutBuilderEntityViewDisplay;
use Drupal\lupus_decoupled_layout_builder\CustomElementsLayoutBuilderPreviewEntityViewDisplay;

/**
 * Implements hook_entity_type_alter().
 *
 * @see lupus_decoupled_preview_module_implements_alter()
 */
function lupus_decoupled_layout_builder_entity_type_alter(array &$entity_types) {
  /** @var \Drupal\Core\Entity\EntityTypeInterface[] $entity_types */
  $current_class = $entity_types['entity_view_display']->getClass();

  // Only override if the class is CustomElementsLayoutBuilderEntityViewDisplay.
  // This ensures we don't break if custom_elements hasn't set up its class yet.
  if ($current_class === CustomElementsLayoutBuilderEntityViewDisplay::class) {
    $entity_types['entity_view_display']
      ->setClass(CustomElementsLayoutBuilderPreviewEntityViewDisplay::class);
  }
}

/**
 * Implements hook_module_implements_alter().
 */
function lupus_decoupled_layout_builder_module_implements_alter(&$implementations, $hook) {
  if ($hook == 'entity_type_alter') {
    // Make sure this runs after custom elements as weight won't work here.
    // Issue: https://www.drupal.org/project/drupal/issues/2886083
    $group = $implementations['lupus_decoupled_layout_builder'];
    unset($implementations['lupus_decoupled_layout_builder']);
    $implementations['lupus_decoupled_layout_builder'] = $group;
  }
}