7mqZE6vT

1<?php
2
3function url_encrypt($string)
4{
5	$encrypt_method = "AES-256-CBC";
6	$secret_key = 'ZwZSUU50OW2doUTXNHSUNYaGZOWUwQ0c3Z2doUwQ0cNYUU3ZUT09SNHX5wZSUaG9';
7	$secret_iv = 'Zw0c3Z2d0OW2doUTXNoUwQ0cNYUU3ZUT09SU5HSUUwQUaG9NYaGNHX5wZSZSUZOWZw0c3Z2d5wZSZSUZOWoUwQ0cN0OWYUU3ZUT09SU5HSUUwQUaG2doUTXN9NYaGNHX';
8
9	// hash
10	$key = hash('sha256', $secret_key);
11
12	$iv = substr(hash('sha256', $secret_iv), 0, 16);
13
14	return base64_encode(openssl_encrypt($string, $encrypt_method, $key, 0, $iv));
15}
16
17function url_decrypt($enc_string)
18{
19	$encrypt_method = "AES-256-CBC";
20	$secret_key = 'ZwZSUU50OW2doUTXNHSUNYaGZOWUwQ0c3Z2doUwQ0cNYUU3ZUT09SNHX5wZSUaG9';
21	$secret_iv = 'Zw0c3Z2d0OW2doUTXNoUwQ0cNYUU3ZUT09SU5HSUUwQUaG9NYaGNHX5wZSZSUZOWZw0c3Z2d5wZSZSUZOWoUwQ0cN0OWYUU3ZUT09SU5HSUUwQUaG2doUTXN9NYaGNHX';
22
23	// hash
24	$key = hash('sha256', $secret_key);
25
26	$iv = substr(hash('sha256', $secret_iv), 0, 16);
27
28	return openssl_decrypt(base64_decode($enc_string), $encrypt_method, $key, 0, $iv);
29}
30
31function encode5t($str, $inLoop = true)
32{
33    if ($inLoop) {
34        for ($i=0; $i<5; $i++) {
35            $str = encode5t($str, false);
36        }
37        return $str;
38    }
39    return strrev(base64_encode($str));
40}
41
42function decode5t($str, $inLoop = true)
43{
44    if ($inLoop) {
45        for ($i=0; $i<5; $i++) {
46            $str = decode5t($str, false);
47        }
48        return $str;
49    }
50    return base64_decode(strrev($str));
51}