function _set_express_checkout($params)
{
global $osC_ShoppingCart, $osC_Currencies, $osC_Language, $osC_Tax, $messageStack, $osC_Database;
// if there is nothing in the customers cart, redirect them to the shopping cart page
if (!$osC_ShoppingCart->hasContents()) {
osc_redirect(osc_href_link(FILENAME_CHECKOUT, '', 'NONSSL', true, true, true));
}
$params['METHOD'] = 'SetExpressCheckout';
$params['PAYMENTACTION'] = MODULE_PAYMENT_PAYPAL_EXPRESS_TRANSACTION_METHOD == 'Sale' || !osc_not_null(MODULE_PAYMENT_PAYPAL_EXPRESS_API_USERNAME) ? 'Sale' : 'Authorization';
$params['RETURNURL'] = HTTPS_SERVER . DIR_WS_HTTPS_CATALOG . FILENAME_CHECKOUT . '?callback&module=paypal_express&express_action=retrieve';
$params['CANCELURL'] = HTTPS_SERVER . DIR_WS_HTTPS_CATALOG . FILENAME_CHECKOUT . '?callback&module=paypal_express&express_action=cancel';
$params['CURRENCYCODE'] = $osC_Currencies->getCode();
//process item total account(not to include tax)
$line_item_no = 0;
$items_total = 0;
if ($osC_ShoppingCart->hasContents()) {
foreach ($osC_ShoppingCart->getProducts() as $product) {
$product_name = $product['name'];
//gift certificate
if ($product['type'] == PRODUCT_TYPE_GIFT_CERTIFICATE) {
$product_name .= "\n" . ' - ' . $osC_Language->get('senders_name') . ': ' . $product['gc_data']['senders_name'];
if ($product['gc_data']['type'] == GIFT_CERTIFICATE_TYPE_EMAIL) {
$product_name .= "\n" . ' - ' . $osC_Language->get('senders_email') . ': ' . $product['gc_data']['senders_email'];
}
$product_name .= "\n" . ' - ' . $osC_Language->get('recipients_name') . ': ' . $product['gc_data']['recipients_name'];
if ($product['gc_data']['type'] == GIFT_CERTIFICATE_TYPE_EMAIL) {
$product_name .= "\n" . ' - ' . $osC_Language->get('recipients_email') . ': ' . $product['gc_data']['recipients_email'];
}
$product_name .= "\n" . ' - ' . $osC_Language->get('message') . ': ' . $product['gc_data']['message'];
}
if ($osC_ShoppingCart->hasVariants($product['id'])) {
foreach ($osC_ShoppingCart->getVariants($product['id']) as $variant) {
$product_name .= ' - ' . $variant['groups_name'] . ': ' . $variant['values_name'];
}
}
$params['L_NAME' . $line_item_no] = $product_name;
$params['L_AMT' . $line_item_no] = $osC_Currencies->formatRaw($product['final_price']);
$params['L_NUMBER' . $line_item_no] = $product['id'];
$params['L_QTY' . $line_item_no] = $product['quantity'];
$items_total += $product['final_price'] * $product['quantity'];
$line_item_no++;
}
}
//process shipping (not to include tax)
if (!class_exists('osC_Shipping')) {
include 'includes/classes/shipping.php';
}
$osC_Shipping = new osC_Shipping();
$shipping = $osC_Shipping->getQuote($osC_ShoppingCart->getShippingMethod('id'));
$params['SHIPPINGAMT'] = $osC_Currencies->formatRaw($shipping['cost']);
/**
* process order totals, minus the coupon and gift certificate discount
* if coupon type is freefship, we have to pass shipping fee with zero to paypal
* the discount should not to include tax. otherwise, it will be rejected by the paypal
* First we process gift certificate because we have to calculte the coupon fee based on total, item total, shipping total
*/
//process gift certificate
foreach ($osC_ShoppingCart->getOrderTotals() as $total) {
if ($total['code'] == 'gift_certificate') {
$params['L_NAME' . $line_item_no] = 'Discount Gift Certificate';
$params['L_AMT' . $line_item_no] = -$osC_Currencies->formatRaw(abs($total['value']));
$params['L_QTY' . $line_item_no] = 1;
//minus the gift certificate discount from sub total(not to include the tax)
$items_total -= abs($total['value']);
$line_item_no++;
break;
}
}
//process the coupon
foreach ($osC_ShoppingCart->getOrderTotals() as $total) {
if ($total['code'] == 'coupon') {
$coupon_amount = $osC_ShoppingCart->getTotal() - $osC_ShoppingCart->getTax() - $shipping['cost'] - $items_total;
$params['L_NAME' . $line_item_no] = 'Discount Coupon';
$params['L_AMT' . $line_item_no] = -$osC_Currencies->formatRaw(abs($coupon_amount));
$params['L_QTY' . $line_item_no] = 1;
//minus the coupon discount from sub total(not to include the tax)
$items_total -= abs($coupon_amount);
$line_item_no++;
break;
}
}
$params['ITEMAMT'] = $osC_Currencies->formatRaw($items_total);
//pass total tax and order total
$params['TAXAMT'] = $osC_Currencies->formatRaw($osC_ShoppingCart->getTax());
$params['AMT'] = $osC_Currencies->formatRaw($osC_ShoppingCart->getTotal());
//call the setExpressCheckout api
$post_string = '';
foreach ($params as $key => $value) {
$post_string .= $key . '=' . urlencode(utf8_encode(trim($value))) . '&';
}
$post_string = substr($post_string, 0, -1);
$response = $this->sendTransactionToGateway($this->api_url, $post_string);
$response_array = array();
parse_str($response, $response_array);
if ($response_array['ACK'] == 'Success' || $response_array['ACK'] == 'SuccessWithWarning') {
osc_redirect($this->paypal_url . '&token=' . $response_array['TOKEN'] . '&useraction=commit');
} else {
$messageStack->add_session('checkout', $osC_Language->get('payment_paypal_express_error_title') . ' <strong>' . stripslashes($response_array['L_LONGMESSAGE0']) . '</strong>');
osc_redirect(osc_href_link(FILENAME_CHECKOUT, 'checkout', 'SSL'));
}
}
function get_error()
{
global $osC_Language;
$message = $osC_Language->get('payment_sage_pay_form_error_general');
if (isset($_GET['error']) && is_numeric($_GET['error']) && $this->errorMessageNumberExists($_GET['error'])) {
$message = $this->getErrorMessage($_GET['error']) . ' ' . $message;
} else {
if (isset($_GET['crypt']) && osc_not_null($_GET['crypt'])) {
$transaction_response = $this->simpleXor($this->base64Decode($_GET['crypt']), MODULE_PAYMENT_SAGE_PAY_FORM_ENCRYPTION_PASSWORD);
$string_array = explode('&', $transaction_response);
$return = array('Status' => null);
foreach ($string_array as $string) {
if (strpos($string, '=') != false) {
$parts = explode('=', $string, 2);
$return[trim($parts[0])] = trim($parts[1]);
}
}
$error_number = $this->getErrorMessageNumber($return['StatusDetail']);
if (is_numeric($error_number) && $this->errorMessageNumberExists($error_number)) {
$message = $this->getErrorMessage($error_number) . ' ' . $message;
}
}
}
$error = array('title' => $osC_Language->get('payment_sage_pay_form_error_title'), 'error' => $message);
return $error;
}
function process()
{
global $osC_ShoppingCart, $osC_Database;
$prep = explode('-', $_SESSION['prepOrderID']);
if ($prep[0] == $osC_ShoppingCart->getCartID()) {
$Qcheck = $osC_Database->query('select orders_status_id from :table_orders_status_history where orders_id = :orders_id');
$Qcheck->bindTable(':table_orders_status_history', TABLE_ORDERS_STATUS_HISTORY);
$Qcheck->bindInt(':orders_id', $prep[1]);
$Qcheck->execute();
$paid = false;
if ($Qcheck->numberOfRows() > 0) {
while ($Qcheck->next()) {
if ($Qcheck->valueInt('orders_status_id') == $this->order_status) {
$paid = true;
}
}
}
if ($paid === false) {
if (osc_not_null(MODULE_PAYMENT_PAYPAL_STANDARD_PROCESSING_ORDER_STATUS_ID)) {
osC_Order::process($_POST['invoice'], MODULE_PAYMENT_PAYPAL_STANDARD_PROCESSING_ORDER_STATUS_ID, 'PayPal Processing Transaction');
}
}
}
unset($_SESSION['prepOrderID']);
}
