view core/modules/path/path.install @ 19:fa3358dc1485 tip

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<?php

/**
 * @file
 * Update functions for the path module.
 */

/**
 * Change the path field to computed for node and taxonomy_term.
 */
function path_update_8200() {
  $entity_definition_update_manager = \Drupal::entityDefinitionUpdateManager();
  foreach (['node', 'taxonomy_term'] as $entity_type_id) {
    if ($entity_definition_update_manager->getEntityType($entity_type_id)) {
      // Computed field definitions are not tracked by the entity definition
      // update manager, so remove them.
      $storage_definition = $entity_definition_update_manager->getFieldStorageDefinition('path', $entity_type_id);
      if ($storage_definition) {
        $entity_definition_update_manager->uninstallFieldStorageDefinition($storage_definition);
      }
    }
  }
}