function fflcommerce_cancel_order()
{
if (isset($_GET['cancel_order']) && isset($_GET['order']) && isset($_GET['order_id'])) {
$order_key = urldecode($_GET['order']);
$order_id = (int) $_GET['order_id'];
$order = new fflcommerce_order($order_id);
if ($order->id == $order_id && $order->order_key == $order_key && $order->status == 'pending' && fflcommerce::verify_nonce('cancel_order')) {
// Cancel the order + restore stock
$order->cancel_order(__('Order cancelled by customer.', 'fflcommerce'));
// Message
fflcommerce::add_message(__('Your order was cancelled.', 'fflcommerce'));
} elseif ($order->status != 'pending') {
fflcommerce::add_error(__('Your order is no longer pending and could not be cancelled. Please contact us if you need assistance.', 'fflcommerce'));
} else {
fflcommerce::add_error(__('Invalid order.', 'fflcommerce'));
}
wp_safe_redirect(fflcommerce_cart::get_cart_url());
exit;
}
}
/**
* Process Response from WorldPay
*/
private function process_response($posted)
{
$installation_id = $this->get_post('instId');
$cartId = $this->get_post('cartId');
$transId = $this->get_post('transId');
$processed_transID = get_post_meta($cartId, '_worldpay_processed_transID', true);
$amount = $this->get_post('amount');
$authAmount = $this->get_post('authAmount');
$authCurrency = $this->get_post('authCurrency');
$currency = $this->get_post('currency');
$shop_currency = FFLCommerce_Base::get_options()->get('fflcommerce_currency');
$testMode = $this->get_post('testMode');
$error = array();
$order = new fflcommerce_order((int) $cartId);
// Do all checks only if transaction was processed.
switch ($this->get_post('transStatus')) {
case 'Y':
// If the currency is locked.
if ($this->fixed_currency == 'yes') {
// All currencies should be the same.
if ($currency != $authCurrency || $authCurrency != $shop_currency || $currency != $shop_currency) {
$error['Locked_Currency_Error'] = sprintf(__('The currency paid in was different than the one requested. Order #: %s. Currency paid in: %s, the amount paid: %s. You should investigate further.', 'fflcommerce'), $order->id, $authCurrency, $authAmount);
}
// All amounts should be the same
if ($order->order_total != $amount || $authAmount != $order->order_total || $authAmount != $amount) {
$error['Locked_Amount_Error'] = sprintf(__('There were differences in the amounts received. Order #: %s. Submitted: %s, Paid: %s, Order Total: %s. You should investigate further.', 'fflcommerce'), $order->id, $amount, $authAmount, $order->order_total);
}
} else {
// If currency submitted to WorldPay is the same as your store one.
// They should always be the same even if you accept multiple currency payments.
if ($currency != $shop_currency) {
$error['currency'] = sprintf(__('The currency submitted to WorldPay (%s) is different than the main currency of your shop (%s). You should investigate further.', 'fflcommerce'), $currency, $shop_currency);
}
// If multi-currency is supported, at least the amount submitted to WorldPay should be the same as the order total.
if ($order->order_total != $amount) {
$error['amount'] = sprintf(__('The order total (%s) is different than the amount submitted to WorldPay (%s). You should investigate further.', 'fflcommerce'), $order->order_total, $amount);
}
}
// Check merchant.
if ($installation_id != $this->installation_id) {
$error['instId'] = sprintf(__('Order was paid to installation ID: %s, which is different than the Installation ID set in your shop: %s. You should investigate further.', 'fflcommerce'), $installation_id, $this->installation_id);
}
if ($transId == $processed_transID) {
$error['already_processed'] = sprintf(__('Payment with the same transaction ID (%s) was already processed for this order. You should investigate further.', 'fflcommerce'), $transId);
}
if ($this->testmode == 'no' && $testMode > 0) {
$error['testmode'] = sprintf(__('Your shop is in Live mode, but you received a Test mode transaction. You should investigate further.', 'fflcommerce'));
}
if (empty($error) && $testMode == 0) {
// Payment completed as live response
$order->add_order_note(__('WorldPay payment completed. Transaction ID: ' . $transId, 'fflcommerce'));
update_post_meta($order->id, '_worldpay_processed_transID', $transId, $processed_transID);
$order->payment_complete();
$args = array('key' => $order->order_key, 'order' => $order->id);
$redirect_url = add_query_arg($args, get_permalink(fflcommerce_get_page_id('thanks')));
} elseif (empty($error) && $testMode > 0) {
// Payment completed as test response
$order->add_order_note(__('TESTMODE: WorldPay payment completed. Transaction ID: ' . $transId, 'fflcommerce'));
update_post_meta($order->id, '_worldpay_processed_transID', $transId, $processed_transID);
$order->payment_complete();
$args = array('key' => $order->order_key, 'order' => $order->id);
$redirect_url = add_query_arg($args, get_permalink(fflcommerce_get_page_id('thanks')));
}
if (!empty($error) && $this->receive_err_log == 'yes') {
$info = sprintf(__('Order #%s ', 'fflcommerce'), $order->id);
$this->email_worldpay_error_logs($error, $posted, $info);
$redirect_url = get_permalink(fflcommerce_get_page_id('checkout'));
}
break;
case 'C':
if ($testMode == 0) {
// Payment was canceled live.
$order->cancel_order(__('Order was canceled by customer at WorldPay.', 'fflcommerce'));
}
if ($testMode > 0) {
// Payment was canceled in test mode.
$order->cancel_order(__('TESTMODE: Order was canceled by customer at WorldPay.', 'fflcommerce'));
}
$redirect_url = $this->get_post('MC_cancel_return');
break;
default:
// No action
$redirect_url = $this->get_post('MC_cancel_return');
break;
}
echo '<html><head><meta http-equiv="refresh" content="2;url=' . $redirect_url . '"></head><body><WPDISPLAY ITEM=banner></body></html>';
exit;
}
