content_entity_base.module

<?php

/**
 * @file
 * Contains content_entity_base.module.
 */

use Drupal\Core\Routing\RouteMatchInterface;

/**
 * Implements hook_help().
 */
function content_entity_base_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    // Main module help for the content_entity_base module.
    case 'help.page.content_entity_base':
      return t('<h3>@title</h3><p>@help_text</p>', [
        '@title' => 'About',
        '@help_text' => 'Provides base classes for bundle-able custom entities.',
      ]);

    default:
      return '';
  }
}

/**
 * Implements hook_theme_registry_alter.
 */
function content_entity_base_theme_registry_alter(&$theme_registry) {
  // Check for entity_add_list which was added in 8.1.x.
  if (!isset($theme_registry['entity_add_list'])) {
    $theme_registry['entity_add_list'] = [
      'variables' => [
        'bundles' => [],
        'bundle_type' => NULL,
        'add_bundle_message' => NULL,
      ],
      'template' => 'ceb-entity-add-list',
      'path' => drupal_get_path('module', 'content_entity_base') . '/templates',
    ];
  }
}

/**
 * Prepares variables for the list of available bundles.
 *
 * Default template: entity-add-list.html.twig.
 *
 * @param array $variables
 *   An associative array containing:
 *   - bundles: An array of bundles with the label, description, add_link keys.
 *   - add_bundle_message: The message shown when there are no bundles. Only
 *     available if the entity type uses bundle entities.
 */
function content_entity_base_preprocess_entity_add_list(&$variables) {
  // Don't run this code in 8.1 or later, because
  // \template_preprocess_entity_add_list does the same already.
  if (version_compare(\Drupal::VERSION, '8.1') === 1) {
    return;
  }
  foreach ($variables['bundles'] as $bundle_name => $bundle_info) {
    $variables['bundles'][$bundle_name]['description'] = [
      '#markup' => $bundle_info['description'],
    ];
  }
}