edlp_d8/core/modules/block_content/block_content.install

<?php

/**
 * @file
 * Install, update and uninstall functions for the block_content module.
 */

use Drupal\Core\Field\BaseFieldDefinition;

/**
 * Add 'revision_translation_affected' field to 'block_content' entities.
 */
function block_content_update_8001() {
  // Install the definition that this field had in
  // \Drupal\block_content\Entity\BlockContent::baseFieldDefinitions()
  // at the time that this update function was written. If/when code is
  // deployed that changes that definition, the corresponding module must
  // implement an update function that invokes
  // \Drupal::entityDefinitionUpdateManager()->updateFieldStorageDefinition()
  // with the new definition.
  $storage_definition = BaseFieldDefinition::create('boolean')
    ->setLabel(t('Revision translation affected'))
    ->setDescription(t('Indicates if the last edit of a translation belongs to current revision.'))
    ->setReadOnly(TRUE)
    ->setRevisionable(TRUE)
    ->setTranslatable(TRUE);

  \Drupal::entityDefinitionUpdateManager()
    ->installFieldStorageDefinition('revision_translation_affected', 'block_content', 'block_content', $storage_definition);
}

/**
 * Generalizes the d6_block_content_type and d6_block_content_body_field
 * migrations.
 */
function block_content_update_8002() {
  // Removed in issue #2569605. The Migrate and Migrate Drupal modules are
  // marked experimental and do not need to support the update path until they
  // are stable.
  // @see https://www.drupal.org/node/2569469
}

/**
 * Add 'revision_created' and 'revision_user' fields to 'block_content' entities.
 */
function block_content_update_8003() {
  $revision_created = BaseFieldDefinition::create('created')
    ->setLabel(t('Revision create time'))
    ->setDescription(t('The time that the current revision was created.'))
    ->setRevisionable(TRUE);

  \Drupal::entityDefinitionUpdateManager()
    ->installFieldStorageDefinition('revision_created', 'block_content', 'block_content', $revision_created);

  $revision_user = BaseFieldDefinition::create('entity_reference')
    ->setLabel(t('Revision user'))
    ->setDescription(t('The user ID of the author of the current revision.'))
    ->setSetting('target_type', 'user')
    ->setRevisionable(TRUE);

  \Drupal::entityDefinitionUpdateManager()
    ->installFieldStorageDefinition('revision_user', 'block_content', 'block_content', $revision_user);
}

/**
 * Fix the block_content entity type to specify its revision data table.
 */
function block_content_update_8300() {
  $definition_update_manager = \Drupal::entityDefinitionUpdateManager();
  $entity_type = $definition_update_manager->getEntityType('block_content');
  $entity_type->set('revision_data_table', 'block_content_field_revision');
  $definition_update_manager->updateEntityType($entity_type);

}