private function save($id)
 {
     $extended_field = new ExtendedField();
     $extended_field->set_id($id);
     $extended_field = ExtendedFieldsService::data_field($extended_field);
     $freeze = $extended_field->get_is_freeze();
     if (!$freeze) {
         $extended_field->set_field_name(ExtendedField::rewrite_field_name($this->form->get_value('name', $extended_field->get_field_name())));
         $extended_field->set_field_type($this->form->get_value('field_type', $extended_field->get_field_type())->get_raw_value());
     } else {
         $extended_field->set_field_name(TextHelper::htmlspecialchars($extended_field->get_field_name()));
         $extended_field->set_field_type($extended_field->get_field_type());
     }
     $extended_field->set_name(TextHelper::htmlspecialchars($this->form->get_value('name')));
     $extended_field->set_position(PersistenceContext::get_querier()->get_column_value(DB_TABLE_MEMBER_EXTENDED_FIELDS_LIST, 'MAX(position) + 1', ''));
     $extended_field->set_description(TextHelper::htmlspecialchars($this->form->get_value('description', $extended_field->get_description())));
     if (!$this->form->field_is_disabled('possible_values')) {
         $extended_field->set_possible_values($this->form->get_value('possible_values'));
     }
     if (!$this->form->field_is_disabled('default_value')) {
         $extended_field->set_default_value($this->form->get_value('default_value'));
     }
     $extended_field->set_is_required((bool) $this->form->get_value('field_required'));
     $extended_field->set_display((bool) $this->form->get_value('display'));
     $regex = 0;
     if (!$this->form->field_is_disabled('regex_type')) {
         $regex = is_numeric($this->form->get_value('regex_type', '')->get_raw_value()) ? $this->form->get_value('regex_type', '')->get_raw_value() : $this->form->get_value('regex', '');
     }
     $extended_field->set_regex($regex);
     $extended_field->set_authorization($this->form->get_value('authorizations', $extended_field->get_authorization())->build_auth_array());
     ExtendedFieldsService::update($extended_field);
     return $extended_field;
 }