"1002",
"VK_VERSION" => "008",
"VK_SND_ID" => "uid100010",
"VK_STAMP" => "772",
"VK_AMOUNT" => "0.01",
"VK_CURR" => "EUR",
"VK_ACC" => "LT657300010135270430",
"VK_NAME" => "BIGBANK AS FILIALAS",
"VK_REF" => "7728",
"VK_MSG" => "9115333f68f0bc4507866491f6f24d40",
"VK_RETURN" => "https://dsm-banklink-frontend-lt-dev.dca.origin.big.local/r",
"VK_CANCEL" => "https://dsm-banklink-frontend-lt-dev.dca.origin.big.local/r",
"VK_LANG" => "LIT",
"VK_ENCODING" => "UTF-8"
);
// STEP 3. Generate data to be signed
// ==================================
// Data to be signed is in the form of XXXYYYYY where XXX is 3 char
// zero padded length of the value and YYY the value itself
// NB! Swedbank Lithuania expects symbol count, not byte count with UTF-8,
// so use `mb_strlen` instead of `strlen` to detect the length of a string
$data = str_pad (mb_strlen($fields["VK_SERVICE"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_SERVICE"] . /* 1002 */
str_pad (mb_strlen($fields["VK_VERSION"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_VERSION"] . /* 008 */
str_pad (mb_strlen($fields["VK_SND_ID"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_SND_ID"] . /* uid100010 */
str_pad (mb_strlen($fields["VK_STAMP"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_STAMP"] . /* 772 */
str_pad (mb_strlen($fields["VK_AMOUNT"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_AMOUNT"] . /* 0.01 */
str_pad (mb_strlen($fields["VK_CURR"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_CURR"] . /* EUR */
str_pad (mb_strlen($fields["VK_REF"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REF"] . /* 7728 */
str_pad (mb_strlen($fields["VK_MSG"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_MSG"]; /* 9115333f68f0bc4507866491f6f24d40 */
/* $data = "0041002003008009uid1000100037720040.01003EUR00477280329115333f68f0bc4507866491f6f24d40"; */
// STEP 4. Sign the data with RSA-SHA1 to generate MAC code
// ========================================================
openssl_sign ($data, $signature, $private_key, OPENSSL_ALGO_SHA1);
/* jJZKN+Q4vAn4Y6LX8E1TieAhRAcuu339hABlYhGjn4w7RALiXnXBPPUQ3jND3Gut74VnBrHAYL3AcA0tuXZyopzBmkvuRDbZvWix08JE5RVLct/2BUVhOru43/nPExgWeqwEBnuzd+SRo4wTTlBiejTUASd0ZLyWqtA7k2VMamj4RQgUD4DJHHmkHxGQpozwK/TGh1G6lQPX0Y8JkQrhMLtn1qIieO+HfMK4R+XsevmWt+kwj4qEnX4kJvw+nD2cDQ+Uz3WNNbgJvoM3f+ngbNlc42vBhQbXJlVctCc3YBUeigx1txpFo7fcNTy8BkSsu9mdNwMUe8XzUBntIe0Dtw== */
$fields["VK_MAC"] = base64_encode($signature);
// STEP 5. Generate POST form with payment data that will be sent to the bank
// ==========================================================================
?>
Makse teostamise näidisrakendus "Swedbank Lithuania"