sites_group_overrides-1.x-dev/sites_group_overrides.module

<?php

/**
 * @file
 * sites_group_overrides module.
 */

use Drupal\Core\Url;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Field\BaseFieldDefinition;
use Drupal\Core\Entity\TranslatableInterface;
use Drupal\group\Entity\GroupRelationshipInterface;
use Drupal\sites_group_overrides\Entity\GroupRelationship;
use Drupal\sites_group_overrides\Plugin\DataType\EntityAdapter;
use Drupal\group\Entity\Storage\GroupRelationshipStorageInterface;
use Drupal\sites_group_overrides\Entity\LayoutBuilderEntityViewDisplay;
use Drupal\sites_group_overrides\SitesGroupOverridesInlineBlockEntityOperations;

/**
 * Implements hook_entity_type_alter().
 */
function sites_group_overrides_entity_type_alter(array &$entity_types) {
  /** @var \Drupal\Core\Entity\EntityTypeInterface[] $entity_types */
  $entity_types['entity_view_display']->setClass(LayoutBuilderEntityViewDisplay::class);
}

/**
 * Implements hook_data_type_info_alter().
 */
function sites_group_overrides_data_type_info_alter(&$data_types) {
  foreach ($data_types as &$data_type) {
    if ($data_type['class'] == \Drupal\Core\Entity\Plugin\DataType\EntityAdapter::class) {
      $data_type['class'] = EntityAdapter::class;
    }
  }
}

/**
 * Implements hook_entity_translation_delete().
 */
function sites_group_overrides_entity_translation_delete(EntityInterface $translation) {
  // Delete the corresponding group relationship translations when they exist.
  if (!$translation instanceof GroupRelationshipInterface) {
    $storage = \Drupal::entityTypeManager()->getStorage('group_relationship');
    assert($storage instanceof GroupRelationshipStorageInterface);

    if ($group_relationships = $storage->loadByEntity($translation)) {
      foreach ($group_relationships as $group_relationship) {
        $langcode = $translation->language()->getId();
        if ($group_relationship->hasTranslation($langcode)) {
          $group_relationship->removeTranslation($langcode);
          $group_relationship->save();
        }
      }
    }
  }
}

/**
 * Implements hook_entity_translation_insert().
 */
function sites_group_overrides_entity_translation_insert(EntityInterface $translation) {
  /** @var \Drupal\sites_group\SitesGroupServiceInterface $sites_group_service */
  $sites_group_service = \Drupal::service('sites_group.service');
  /** @var \Drupal\sites_language\SitesLanguageServiceInterface $sites_language */
  $sites_language = \Drupal::service('sites_language.service');

  // Add the new translation from the parent entity to the group relationship.
  if (!$translation instanceof GroupRelationshipInterface) {
    $storage = \Drupal::entityTypeManager()->getStorage('group_relationship');
    assert($storage instanceof GroupRelationshipStorageInterface);

    if ($group_relationships = $storage->loadByEntity($translation)) {
      foreach ($group_relationships as $group_relationship) {
        $langcode = $translation->language()->getId();
        // Only do this if the language has been enabled on the related site.
        if (!$group_relationship->hasTranslation($langcode) && $sites_language->siteHasLangcode($sites_group_service->getSiteForGroup($group_relationship->getGroup()), $langcode)) {
          $group_relationship->addTranslation($langcode)->save();
        }
      }
    }
  }
}

/**
 * Implements hook_ENTITY_TYPE_insert().
 */
function sites_group_overrides_group_relationship_insert(GroupRelationshipInterface $group_relationship) {
  /** @var \Drupal\sites_group\SitesGroupServiceInterface $sites_group_service */
  $sites_group_service = \Drupal::service('sites_group.service');
  /** @var \Drupal\sites_language\SitesLanguageServiceInterface $sites_language */
  $sites_language = \Drupal::service('sites_language.service');

  // Add the entity translations to the group relationship entity.
  if ($group_relationship->getEntity() instanceof TranslatableInterface) {
    $languages = $group_relationship->getEntity()->getTranslationLanguages();
    foreach ($languages as $language) {
      if (!$group_relationship->hasTranslation($language->getId()) && $group_relationship->getEntity()->hasTranslation($language->getId())) {
        $langcode = $language->getId();
        // Only do this if the language has been enabled on the related site.
        if ($sites_language->siteHasLangcode($sites_group_service->getSiteForGroup($group_relationship->getGroup()), $langcode)) {
          $group_relationship->addTranslation($langcode)->save();
        }
      }
    }
  }
}

/**
 * Implements hook_entity_base_field_info_alter().
 */
function sites_group_overrides_entity_base_field_info_alter(&$fields, \Drupal\Core\Entity\EntityTypeInterface $entity_type) {
  // Make relationship label translatable.
  if ($entity_type->id() == 'group_relationship' && $fields['label'] instanceof BaseFieldDefinition) {
    $fields['label']->setTranslatable(TRUE);
  }
}

/**
 * Implements hook_preprocess().
 * 
 * Add the site id to contextual links metadata. Unfortunately the 
 * _contextual_links_to_id function does not provide any way to alter the placeholder 
 * ids. So we have to implement our own hook_preprocess to alter the metadata.
 */
function sites_group_overrides_preprocess(&$variables, $hook, $info) {
  // Determine the primary theme function argument.
  if (!empty($info['variables'])) {
    $keys = array_keys($info['variables']);
    $key = $keys[0];
  }
  elseif (!empty($info['render element'])) {
    $key = $info['render element'];
  }
  if (!empty($key) && isset($variables[$key])) {
    $element = $variables[$key];
  }

  if (isset($element) && is_array($element) && !empty($element['#contextual_links'])) {
    if ($site = \Drupal::service('sites.current_site')->getSiteFromContext()) {
      foreach (array_keys($element['#contextual_links']) as $contextual_link) {
        $variables[$key]['#contextual_links'][$contextual_link]['metadata']['site'] = $site->getPluginId();
      }
    }
  }
}

/**
 * Implements hook_theme_registry_alter().
 *
 * Move sites_group_overrides_preprocess before contextual_preprocess.
 */
function sites_group_overrides_theme_registry_alter(&$theme_registry): void {
  foreach ($theme_registry as &$value) {
    if (empty($value['preprocess functions'])) {
      continue;
    }
    $key_a = array_search('sites_group_overrides_preprocess', $value['preprocess functions']);
    $key_b = array_search('contextual_preprocess', $value['preprocess functions']);
    if ($key_a === FALSE || $key_b === FALSE) {
      continue;
    }

    // Get positions in array.
    $pos_a = array_search($key_a, array_keys($value['preprocess functions']));
    $pos_b = array_search($key_b, array_keys($value['preprocess functions']));

    // Move $key_a to (before) $key_b.
    $out = array_splice($value['preprocess functions'], $pos_a, 1);
    array_splice($value['preprocess functions'], $pos_b, 0, $out);
  }
}

/**
 * Implements hook_page_attachments().
 */
function sites_group_overrides_page_attachments(array &$attachments) {
  // Add site id to JS settings and attach masquerade AJAX library.

  if (\Drupal::currentUser()->isAnonymous()) {
    return;
  }
  /** @var \Drupal\Core\Access\CsrfTokenGenerator $csrf_service */
  $csrf_service = \Drupal::getContainer()->get('csrf_token');
  $attachments['#attached']['library'][] = 'sites_group_overrides/add_site_param_to_ajax_requests';
  $attachments['#attached']['drupalSettings']['sitesCsrf'] = $csrf_service->get('sites_csrf');
}

/**
 * Implements hook_views_data_alter().
 */
function sites_group_overrides_views_data_alter(array &$data) {
  $entity_type_manager = \Drupal::entityTypeManager();
  $entity_types = $entity_type_manager->getDefinitions();

  // Add language to the join for translatable entity types. This might be
  // obsolete when https://www.drupal.org/project/group/issues/3311869 gets
  // committed.
  foreach ($data as $entity_data_table => &$data_item) {
    if (isset($data_item['group_relationship']) && isset($data_item['table']['entity type'])) {
      $entity_type_id = $data_item['table']['entity type'];
      if ($entity_type = $entity_types[$entity_type_id]) {
        $data_item['group_relationship']['relationship']['extra'][] = [
          'field' => $entity_type->getKey('langcode'),
          'left_field' => $entity_types['group_relationship']->getKey('langcode'),
        ];
      }
    }
  }
}

/**
 * Implements hook_module_implements_alter().
 *
 * We unset layout_builder_entity_presave() because InlineBlockEntityOperations isn't a
 * service that we could decorate. We implement our own hook_presave to duplicate blocks for overrides.
 */
function sites_group_overrides_module_implements_alter(&$implementations, $hook): void {
  if ($hook == 'entity_presave') {
    unset($implementations['layout_builder']);
  }
}

/**
 * Implements hook_entity_presave().
 *
 * Same as layout_builder_entity_presave but with our class.
 */
function sites_group_overrides_entity_presave(\Drupal\Core\Entity\EntityInterface $entity): void {
  if (\Drupal::moduleHandler()->moduleExists('block_content')) {
    /** @var \Drupal\layout_builder\InlineBlockEntityOperations $entity_operations */
    $entity_operations = \Drupal::classResolver(SitesGroupOverridesInlineBlockEntityOperations::class);
    $entity_operations->handlePreSave($entity);
  }
}

/**
 * Implements hook_entity_type_build().
 */
function sites_group_overrides_entity_type_build(&$entity_types) {
  if (isset($entity_types['group_relationship'])) {
    $entity_types['group_relationship']->setClass(GroupRelationship::class);
  }
}

/**
 * Implements reprocess_menu_local_task().
 */
function sites_group_overrides_preprocess_menu_local_task(&$variables) {
  // Highlight the overrides local task.
  if ($variables['link']['#url'] instanceof Url) {
    $matches = [];
    if (preg_match('/^entity\.(.*)\.overrides$/', $variables['link']['#url']->getRouteName(), $matches)) {
      $variables['link']['#options']['attributes']['class'][] = 'button--primary';
    }
  }
}

/**
 * Implements hook_ENTITY_TYPE_delete().
 *
 * Delete group_relationship_overrides section storage from the temp store.
 */
function sites_group_overrides_group_relationship_delete(GroupRelationshipInterface $relationship): void {
  $name_prefix = $relationship->getPlugin()->getRelationType()->getEntityTypeId() . '.' . $relationship->getEntityId();
  $name_suffix = '.sites_group:' . $relationship->getGroupId();

  /** @var \Drupal\Core\KeyValueStore\KeyValueExpirableFactoryInterface $storage_factory */
  $storage_factory = \Drupal::service('keyvalue.expirable');
  $collection = $storage_factory->get('tempstore.shared.layout_builder.section_storage.group_relationship_overrides');
  foreach (array_keys($collection->getAll()) as $name) {
    if (str_starts_with($name, $name_prefix) && str_ends_with($name, $name_suffix)) {
      $collection->delete($name);
    }
  }
}