SteamConverter::include

static function include(string $langPath, string $lang)
{
	if (!self::$isRegistered)
	{
		self::register();
	}

	$langPath = Translation::convertLangPath($langPath, $lang);

	list(, $targetEncoding, $sourceEncoding) = Translation::getEncodings($lang, $langPath);

	return include (
		'php://filter/read='.self::FILTER_IDENTIFIER.
		".{$sourceEncoding}%2F{$targetEncoding}".
		'/resource='.$langPath
	);
}