function options_field_storage_config_update_forbid

Implements hook_field_storage_config_update_forbid().

File

core/modules/options/options.module, line 109

Code

function options_field_storage_config_update_forbid(FieldStorageConfigInterface $field_storage, FieldStorageConfigInterface $prior_field_storage) {
    if ($field_storage->getTypeProvider() == 'options' && $field_storage->hasData()) {
        // Forbid any update that removes allowed values with actual data.
        $allowed_values = $field_storage->getSetting('allowed_values');
        $prior_allowed_values = $prior_field_storage->getSetting('allowed_values');
        $lost_keys = array_keys(array_diff_key($prior_allowed_values, $allowed_values));
        if (_options_values_in_use($field_storage->getTargetEntityTypeId(), $field_storage->getName(), $lost_keys)) {
            throw new FieldStorageDefinitionUpdateForbiddenException("A list field '{$field_storage->getName()}' with existing data cannot have its keys changed.");
        }
    }
}