MamWBE0e

1import json
2from base64 import b64encode, b64decode
3from Crypto.Cipher import AES
4from Crypto import Random
5
6
7DATA = {    
8    "client_id":"RICHHAMSTER",
9    "action":"pay",
10    "amount":"3.00",
11    "currency":"UAH",
12    "recipient_card":"23",
13    "email":"bill@microsoft.com",
14    "order_id":"1",
15    "success_url": "https://some-url.tld/thank-you",
16    "fail_url": "https://some-url.tld/error",
17    "callback_url": "https://some-url.tld/callback",
18    "description":"some description",
19    "language": "uk"
20}
21KEY = "d2c17f3c2e6972c2bef5cadc6200c08G".encode("utf8")
22
23
24def encode_request_data():
25    # $cipher = 'AES-256-CBC';
26    # $iv_len = openssl_cipher_iv_length($cipher);
27    # $iv = openssl_random_pseudo_bytes($iv_len);
28    # $data_raw = openssl_encrypt($json, $cipher, $secret_key, OPENSSL_RAW_DATA, $iv);
29    # $data = base64_encode($iv . $data_raw);
30
31    jdata = json.dumps(DATA).encode("utf8")
32    length = 16 - (len(jdata) % 16)
33    jdata += bytes([length])*length
34    
35    iv = Random.new().read(16)
36
37    cipher = AES.new(KEY, AES.MODE_CBC, iv)
38    encrypted = cipher.encrypt(jdata)
39    return b64encode(encrypted)
40
41
42def decode_request_data(decode_me):
43    # $data = file_get_contents("php://input");
44    # $cipher = 'AES-256-CBC';
45    # $iv_len = openssl_cipher_iv_length($cipher);
46    # $buff = base64_decode($data);
47    # $iv = substr($buff, 0, $iv_len);
48    # $encrypted = substr($buff, $iv_len);
49    # $json = openssl_decrypt($encrypted, $cipher, $secret_key, OPENSSL_RAW_DATA, $iv);
50    # $data = json_decode($json, true);
51
52    buff = b64decode(decode_me)
53    iv = Random.new().read(16)
54    cipher = AES.new(KEY, AES.MODE_CBC, iv)
55    return cipher.decrypt(buff)
56
57
58if __name__ == "__main__":
59    encoded = encode_request_data()
60    print(encoded)
61    data = decode_request_data(encoded)
62    print(data)