Logger::getTypeName

static function getTypeName($type)
{
	static $messagesLoaded = false;

	if (!$messagesLoaded)
	{
		Loc::loadMessages(__FILE__);
		$messagesLoaded = true;
	}

	$types = static::getTypes();
	if (!in_array($type, $types))
	{
		return null;
	}

	return Loc::getMessage("MAIN_COMPOSITE_LOG_{$type}") ?: $type;
}