"1012",
"VK_VERSION" => "008",
"VK_SND_ID" => "uid100049",
"VK_STAMP" => "239650566",
"VK_AMOUNT" => "55.00",
"VK_CURR" => "EUR",
"VK_REF" => "11800218996386",
"VK_MSG" => "TA21877257, Tasuline vastuvõtt 55 EUR",
"VK_RETURN" => "http://localhost:52359/Bank.aspx",
"VK_CANCEL" => "http://localhost:52359/Bank.aspx",
"VK_DATETIME" => "2021-04-27T10:31:59+0300",
"VK_ENCODING" => "UTF-8",
"VK_LANG" => "EST"
);
// 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 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) . $fields["VK_SERVICE"] . /* 1012 */
str_pad (mb_strlen($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) . $fields["VK_SND_ID"] . /* uid100049 */
str_pad (mb_strlen($fields["VK_STAMP"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_STAMP"] . /* 239650566 */
str_pad (mb_strlen($fields["VK_AMOUNT"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_AMOUNT"] . /* 55.00 */
str_pad (mb_strlen($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) . $fields["VK_REF"] . /* 11800218996386 */
str_pad (mb_strlen($fields["VK_MSG"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_MSG"] . /* TA21877257, Tasuline vastuvõtt 55 EUR */
str_pad (mb_strlen($fields["VK_RETURN"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_RETURN"] . /* http://localhost:52359/Bank.aspx */
str_pad (mb_strlen($fields["VK_CANCEL"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_CANCEL"] . /* http://localhost:52359/Bank.aspx */
str_pad (mb_strlen($fields["VK_DATETIME"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_DATETIME"]; /* 2021-04-27T10:31:59+0300 */
/* $data = "0041012003008009uid10004900923965056600555.00003EUR01411800218996386037TA21877257, Tasuline vastuvõtt 55 EUR032http://localhost:52359/Bank.aspx032http://localhost:52359/Bank.aspx0242021-04-27T10:31:59+0300"; */
// STEP 4. Sign the data with RSA-SHA1 to generate MAC code
// ========================================================
openssl_sign ($data, $signature, $private_key, OPENSSL_ALGO_SHA1);
/* Brp3P++BqWd10wxBI+xrAKyBsnbAb/4hTMJV7hnUldtQxM3sk7xgR+Wjwc0bcxF5EtBrnlOBFwNoqEFOwdfibPl9ng0EnhakF9EzHxVrqyr9j7syQ5AWMj3LFsOsPw/OqyT9/j6dgmLJFGSuNz6uS5S6aRB2JFjg5W9FWBS+IkTHcqG2xe3ieXLvmV3jmZir+qe0ueJ7dwFHEXJjUMzuncwZ+rLDzVjapXHpej1f9vrLN2lLpzKMxxMTl3nC4dVxQ63sRurSH8dPOGE85u3Id86rWc8R2azIiuhlePcNnJrdrBIuj4xVc+DaSO0HGAFcE+FRGhcI1vfgBvBXpIHp4w== */
$fields["VK_MAC"] = base64_encode($signature);
// STEP 5. Generate POST form with payment data that will be sent to the bank
// ==========================================================================
?>
Makse teostamise näidisrakendus "Swedbank"