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<?php
defined("DUPXABSPATH") or die("");
/**
* Class used to update and edit web server configuration files
* for .htaccess, web.config and user.ini
*
* Standard: PSR-2
*
* @link http://www.php-fig.org/psr/psr-2 Full Documentation
*
* @package SC\DUPX\Crypt
*/
class DUPX_Crypt
{
public static function encrypt($key, $string)
{
$result = '';
for ($i = 0; $i < strlen($string); $i++) {
$char = substr($string, $i, 1);
$keychar = substr($key, ($i % strlen($key)) - 1, 1);
$char = chr(ord($char) + ord($keychar));
$result .= $char;
}
return urlencode(base64_encode($result));
}
public static function decrypt($key, $string)
{
$result = '';
$string = urldecode($string);
$string = base64_decode($string);
for ($i = 0; $i < strlen($string); $i++) {
$char = substr($string, $i, 1);
$keychar = substr($key, ($i % strlen($key)) - 1, 1);
$char = chr(ord($char) - ord($keychar));
$result .= $char;
}
return $result;
}
public static function scramble($string)
{
return self::encrypt(self::sk1() . self::sk2(), $string);
}
public static function unscramble($string)
{
return self::decrypt(self::sk1() . self::sk2(), $string);
}
public static function sk1()
{
return 'fdas' . self::encrypt('abx', 'v1');
}
public static function sk2()
{
return 'fres' . self::encrypt('ad3x', 'v2');
}
}