+++ /dev/null
-<?php
-
-namespace Drupal\Core\Field;
-
-use Drupal\Core\Entity\EntityManagerInterface;
-use Drupal\Core\Entity\FieldableEntityInterface;
-use Drupal\Core\Entity\FieldableEntityStorageInterface;
-use Drupal\Core\Extension\ModuleUninstallValidatorInterface;
-use Drupal\Core\StringTranslation\StringTranslationTrait;
-use Drupal\Core\StringTranslation\TranslationInterface;
-
-/**
- * Validates module uninstall readiness based on defined storage definitions.
- *
- * @todo Remove this once we support field purging for base fields. See
- * https://www.drupal.org/node/2282119.
- */
-class FieldModuleUninstallValidator implements ModuleUninstallValidatorInterface {
- use StringTranslationTrait;
-
- /**
- * Constructs the object.
- *
- * @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
- * The entity manager.
- * @param \Drupal\Core\StringTranslation\TranslationInterface $string_translation
- * The string translation service.
- */
- public function __construct(EntityManagerInterface $entity_manager, TranslationInterface $string_translation) {
- $this->entityManager = $entity_manager;
- $this->stringTranslation = $string_translation;
- }
-
- /**
- * {@inheritdoc}
- */
- public function validate($module_name) {
- $reasons = [];
-
- // We skip fields provided by the Field module as it implements field
- // purging.
- if ($module_name != 'field') {
- foreach ($this->entityManager->getDefinitions() as $entity_type_id => $entity_type) {
- // We skip entity types defined by the module as there must be no
- // content to be able to uninstall them anyway.
- // See \Drupal\Core\Entity\ContentUninstallValidator.
- if ($entity_type->getProvider() != $module_name && $entity_type->entityClassImplements(FieldableEntityInterface::class)) {
- foreach ($this->entityManager->getFieldStorageDefinitions($entity_type_id) as $storage_definition) {
- if ($storage_definition->getProvider() == $module_name) {
- $storage = $this->entityManager->getStorage($entity_type_id);
- if ($storage instanceof FieldableEntityStorageInterface && $storage->countFieldData($storage_definition, TRUE)) {
- $reasons[] = $this->t('There is data for the field @field-name on entity type @entity_type', [
- '@field-name' => $storage_definition->getName(),
- '@entity_type' => $entity_type->getLabel(),
- ]);
- }
- }
- }
- }
- }
- }
-
- return $reasons;
- }
-
-}