"1002",
"VK_VERSION" => "008",
"VK_SND_ID" => "uid100010",
"VK_STAMP" => "253",
"VK_AMOUNT" => "0.01",
"VK_CURR" => "EUR",
"VK_ACC" => "LT657300010135270430",
"VK_NAME" => "BIGBANK AS FILIALAS",
"VK_REF" => "2532",
"VK_MSG" => "eedec94769a983774cac66b601e80d63",
"VK_RETURN" => "https://dsm-banklink-frontend-lt-test.dca.origin.big.local/r",
"VK_CANCEL" => "https://dsm-banklink-frontend-lt-test.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) . $fields["VK_STAMP"] . /* 253 */
str_pad (mb_strlen($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) . $fields["VK_REF"] . /* 2532 */
str_pad (mb_strlen($fields["VK_MSG"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_MSG"]; /* eedec94769a983774cac66b601e80d63 */
/* $data = "0041002003008009uid1000100032530040.01003EUR0042532032eedec94769a983774cac66b601e80d63"; */
// STEP 4. Sign the data with RSA-SHA1 to generate MAC code
// ========================================================
openssl_sign ($data, $signature, $private_key, OPENSSL_ALGO_SHA1);
/* KN+1/YDdVSj5MPijieW7QWyKvirdzcsEkaUludgKB88b7BrXFLt30r1pTg3+X/G2VEabm1j3uVfztNy+6Oe93EPoPcL7md/wPDpmd+MbIpP1DXm0SsNeI/99UA8BrJSO4H1wocvEHtQW6lNwuPvpf1wFE8a4Ez+CDRXdPcPwWa+YxUrRSBetu/drXzjwPToyWtvmeyTAUo1xYkwnVwhT9yUEAJ9Z32j514NXr5EDELbp1dHFBEanoatfTnIRhiw6moRlpFNcEi9B+I4lVTZz2voU0nwm887ArjW3oBeJqjmNg4bowD5N8VHiYwPfXt7Iv0wpYKKRSlnmeuoRa0tzzA== */
$fields["VK_MAC"] = base64_encode($signature);
// STEP 5. Generate POST form with payment data that will be sent to the bank
// ==========================================================================
?>
Makse teostamise näidisrakendus "Swedbank Lithuania"