Smart luy payment gateway

smart_luys_payment_keypairs_tester.php

<?php

ini_set('display_errors', 1);
error_reporting(E_ALL);

$public_key_file  = "book_me_bus_public.key" ;
$private_key_file = "book_me_bus_private.key" ;

function better_echo($var, $title = "") {
  if($title)
    echo "\n ------------------------{$title}";
  echo "\n{$var}\n";
}

function blog64_line($datas) {
  $i = 0;
  $lines = [];
  while(true) {
    $chunk = substr($datas, $i * 64, 64);
    $lines[] = $chunk;
    if(strlen($chunk) < 64)
      break;
    $i = $i + 1;
  }
  return implode($lines, "\n");
}

$public_key_content  = file_get_contents($public_key_file);
$public_key_content = blog64_line($public_key_content);

$public_key = "-----BEGIN PUBLIC KEY-----\n{$public_key_content}\n-----END PUBLIC KEY-----";

better_echo($public_key, "public key: ");
$message = "hello|world|10";

if(!openssl_public_encrypt($message, $encrypted, $public_key)) {
  die("error encryption");
}
better_echo($encrypted, "encrypted data");

$private_key_content = file_get_contents(private_key_content);
$private_key_content = blog64_line($private_key_content);
$private_key = "-----BEGIN PRIVATE KEY-----\n{$private_key_content}\n-----END PRIVATE KEY-----";
better_echo($private_key, "private key: ");

if (!openssl_private_decrypt($encrypted, $decrypted, $private_key))
  die('Failed to decrypt data');

better_echo($decrypted, "message decrypt:");