ui_patterns.module

<?php

/**
 * @file
 * Adds UI Patterns themes and UI Elements.
 */

declare(strict_types=1);

use Drupal\Core\Field\FieldConfigInterface;
use Drupal\ui_patterns\Plugin\UiPatterns\Source\WysiwygWidget;

/**
 * Implements hook_element_info_alter().
 */
function ui_patterns_element_info_alter(array &$types): void {
  if (isset($types['component'])) {
    array_unshift($types['component']['#pre_render'], 'ui_patterns.component_element_alter:alter');
    array_unshift($types['component']['#pre_render'], 'ui_patterns.component_element_builder:build');
  }
  if (isset($types['text_format'])) {
    $types['text_format']['#pre_render'][] = [WysiwygWidget::class, 'textFormat'];
  }
}

/**
 * Prepare list of block plugins returned when using consumer 'ui_patterns'.
 *
 * @see \Drupal\ui_patterns\Plugin\UiPatterns\Source\BlockSource::listBlockDefinitions()
 *
 * Implements hook_plugin_filter_TYPE__CONSUMER_alter().
 */
function ui_patterns_plugin_filter_block__ui_patterns_alter(array &$definitions, array $extra): void {
  // We are not allowing 'inline_block' blocks to avoid dependencies from config
  // entities to content entities.
  $definitions = array_filter($definitions, function ($definition) {
    return $definition['id'] !== 'inline_block';
  });
  // Those blocks are not allowed in layout builder. Let's do the same.
  unset($definitions['system_messages_block']);
  unset($definitions['help_block']);
  unset($definitions['local_tasks_block']);
  unset($definitions['local_actions_block']);
  unset($definitions['system_main_block']);
  unset($definitions['page_title_block']);
  // Add a boolean marker '_ui_patterns_compatible' to all remaining definitions
  // Other modules can use the same hook to modify this value.
  // This allows to add or remove blocks.
  $forbidden_blocks = [
    "provider" => ["layout_builder", "ui_patterns_blocks"],
  ];
  foreach ($definitions as $id => &$definition) {
    if (isset($definitions[$id]['_ui_patterns_compatible'])) {
      // When a block plugin already has '_ui_patterns_compatible'
      // It probably means it has been marked by another code.
      // Honor what the other code has done and do not override.
      continue;
    }
    $compatibilityFlag = TRUE;
    if (in_array($definition['provider'], $forbidden_blocks["provider"])) {
      $compatibilityFlag = FALSE;
    }
    // Filter out blocks with _block_ui_hidden ?
    $definitions[$id]['_ui_patterns_compatible'] = $compatibilityFlag;
  }
}

/**
 * Implements hook_ENTITY_TYPE_delete().
 */
function ui_patterns_field_config_delete(FieldConfigInterface $field_config): void {
  $sample_entity_generator = \Drupal::service('ui_patterns.sample_entity_generator');
  $entity_type = $field_config->getTargetEntityTypeId();
  $bundle = $field_config->getTargetBundle();
  $sample_entity_generator->delete($entity_type, $bundle);
  // @todo trigger an event and do this logic in UiPatternsEntitySchemaSubscriber
  \Drupal::service('plugin.manager.ui_patterns_source')->clearCachedDefinitions();
  \Drupal::service('plugin.manager.ui_patterns_derivable_context')->clearCachedDefinitions();
}