OrderArchiveItem::prepareEncodeFields

private function prepareEncodeFields(array $fields)
{
	foreach ($fields as &$field)
	{
		if (is_array($field))
		{
			$field = $this->prepareEncodeFields($field);
		}
		elseif ($field instanceof TypeDate)
		{
			CTimeZone::Disable();
			$field = $field->toString();
			CTimeZone::Enable();
		}
	}

	return $fields;
}