include '../lib/txn.php';
include '../lib/eps-express.php';
$id = (int) $_REQUEST['id'];
$amount = $_REQUEST['amount'];
$from = (int) $_REQUEST['from'];
if (!$id || !$amount) {
die_jsonp("Either transaction or amount was not specified.");
}
if (!$from) {
die_jsonp("Payment to return from not specified.");
}
$q = "SELECT cc_txn FROM payment WHERE id = {$from}";
$cc_txn = $db->get_one($q) or die_jsonp("Unable to find transaction information.");
$cc_amount = bcmul($amount < 0 ? -1 : 1, $amount);
$eps = new EPS_Express();
$response = $eps->CreditCardReturn($id, $cc_txn, $cc_amount);
$xml = new SimpleXMLElement($response);
if ($xml->Response->ExpressResponseCode != 0) {
die_jsonp((string) $xml->Response->ExpressResponseMessage);
}
$method = 'credit';
$cc = array();
$cc['cc_txn'] = $xml->Response->Transaction->TransactionID;
$cc['cc_approval'] = $xml->Response->Transaction->ApprovalNumber;
$cc['cc_type'] = $xml->Response->Card->CardLogo;
$txn = new Transaction($db, $id);
try {
$payment = $txn->addPayment($method, $amount, $cc);
} catch (Exception $e) {
die_jsonp($e->getMessage());
}
