checkPropertyAccess()

C4mRestfulEntityBaseTaxonomyTerm.php

/**
  * Overrides \RestfulEntityBaseTaxonomyTerm::checkPropertyAccess().
  *
  * Allow user to set the parent term for the unsaved term, even if the user
  * doesn't have access to update existing terms, as required by the entity
  * metadata wrapper's access check.
  */
  protected function checkPropertyAccess($op, $public_field_name, EntityMetadataWrapper $property, EntityMetadataWrapper $wrapper) {
    $info = $property->info();
    $term = $wrapper->value();
    if (!empty($info['name']) && $info['name'] == 'parent' && empty($term->tid) && $op == 'edit') {
      return TRUE;
    }
    return parent::checkPropertyAccess($op, $public_field_name, $property, $wrapper);
  }