/**
* Register payment provided in the request.
* This is called by JSON_Transaction.
*
* @param array $params Key-value list of request variables.
* @param boolean $userLoggedIn Is user logged in at the time of method call.
*
* @return array array with keys
* - 'success' (boolean)
* - 'msg' (string) error message if payment could not be processed.
* @access public
*/
public function processPayment($params, $userLoggedIn = true)
{
global $interface;
global $user;
$error = false;
$msg = null;
$transactionId = $params['transaction'];
$tr = new Transaction();
if (!($t = $tr->getTransaction($transactionId))) {
error_log("Error processing payment: transaction {$transactionId} not found");
$error = true;
}
if (!$tr->isTransactionInProgress($transactionId)) {
error_log("Error processing payment: transaction {$transactionId} already processed.");
$error = true;
}
if (!$error) {
$patron = null;
$patronId = $t->cat_username;
if (!$userLoggedIn) {
// MultiBackend::getConfig expects global user object and user->cat_username to be defined.
$user = new User();
$user->cat_username = $patronId;
$account = new User_account();
$account->user_id = $t->user_id;
$account->cat_username = $t->cat_username;
if ($account->find(true)) {
$patron = $this->catalog->patronLogin($t->cat_username, $account->cat_password);
}
if (!$patron) {
error_log("Error processing payment: could not perform patron login (transaction {$transactionId})");
$error = true;
}
} else {
$patron = UserAccount::catalogLogin();
}
$config = $this->catalog->getConfig('OnlinePayment');
if ($config && $config['enabled']) {
$paymentHandler = CatalogConnection::getOnlinePaymentHandler($patronId);
$res = $paymentHandler->processResponse($params);
if (is_array($res) && isset($res['markFeesAsPaid']) && $res['markFeesAsPaid']) {
$finesAmount = $this->catalog->getOnlinePayableAmount($patron);
// Check that payable sum has not been updated
if ($finesAmount == $res['amount']) {
$paidRes = $this->catalog->markFeesAsPaid($patron, $res['amount']);
if ($paidRes === true) {
$t = new Transaction();
if (!$t->setTransactionRegistered($res['transactionId'])) {
error_log("Error updating transaction {$transactionId} status: registered");
}
$_SESSION['payment_ok'] = true;
} else {
$t = new Transaction();
if (!$t->setTransactionRegistrationFailed($res['transactionId'], $paidRes)) {
error_log("Error updating transaction {$transactionId} status: registering failed");
}
$error = true;
$msg = translate($paidRes);
}
} else {
// Payable sum updated. Skip registration and inform user that payment processing has been delayed..
$t = new Transaction();
if (!$t->setTransactionFinesUpdated($res['transactionId'])) {
error_log("Error updating transaction {$transactionId} status: payable sum updated");
}
$error = true;
$msg = translate('online_payment_registration_failed');
}
} else {
$error = true;
$msg = translate($res);
}
}
}
$res = array('success' => !$error);
if ($msg) {
$res['msg'] = $msg;
}
return $res;
}
