function woocommerce_atos_automatic_response($atts)
{
    $atos = new woocommerce_atos();
    if (isset($_POST['DATA'])) {
        $transauthorised = false;
        $data = escapeshellcmd(sanitize_text_field($_POST['DATA']));
        $message = sprintf('message=%s', $data);
        $pathfile = sprintf('pathfile=%s', $atos->pathfile);
        $path_bin_response = $atos->path_bin_response;
        $result = exec("{$path_bin_response} {$pathfile} {$message}");
        $results = explode('!', $result);
        $response = array('code' => $results[1], 'error' => $results[2], 'merchantid' => $results[3], 'merchantcountry' => $results[4], 'amount' => $results[5], 'transactionid' => $results[6], 'paymentmeans' => $results[7], 'transmissiondate' => $results[8], 'paymenttime' => $results[9], 'paymentdate' => $results[10], 'responsecode' => $results[11], 'paymentcertificate' => $results[12], 'authorisationid' => $results[13], 'currencycode' => $results[14], 'cardnumber' => $results[15], 'cvvflag' => $results[16], 'cvvresponsecode' => $results[17], 'bankresponsecode' => $results[18], 'complementarycode' => $results[19], 'complementaryinfo' => $results[20], 'returncontext' => $results[21], 'caddie' => $results[22], 'receiptcomplement' => $results[23], 'merchantlanguage' => $results[24], 'language' => $results[25], 'customerid' => $results[26], 'orderid' => $results[27], 'customeremail' => $results[28], 'customeripaddress' => $results[29], 'captureday' => $results[30], 'capturemode' => $results[31], 'data' => $results[32]);
        $order = new WC_order($response['orderid']);
        if ($response['responsecode'] == '' && $response['error'] == '') {
            $atos->msg['class'] = 'error';
            $atos->msg['message'] = __('Thank you for shopping with us. However, the transaction has been declined.', 'woocommerce-atos');
        } elseif ($response['responsecode'] != 0) {
            $atos->msg['class'] = 'error';
            $atos->msg['message'] = __('Thank you for shopping with us. However, the transaction has been declined.', 'woocommerce-atos');
        } else {
            if ($response['responsecode'] == 00) {
                $transauthorised = true;
                $order->update_status('processing');
                $order->payment_complete($response['transactionid']);
                $order->add_order_note(__('Payment accepted by the bank', 'woocommerce-atos'));
                WC()->cart->empty_cart();
            }
        }
        if ($transauthorised == false) {
            $order->update_status('failed');
            $order->add_order_note('Failed');
            $order->add_order_note($atos->msg['message']);
        }
    } else {
        // end of check post
        echo __('Precondition failed.', 'woocommerce-atos');
    }
}
 function child_transaction($type, $uid, $order_id, $amount, $reason = '')
 {
     global $woocommerce;
     $order = new WC_order($order_id);
     //get the uid from order and compare to md5 in the $_GET
     $post_uid = get_post_meta($order_id, '_uid', true);
     $check_uid = md5($post_uid);
     if ($check_uid != $uid) {
         exit(__('UID is not correct', 'woocommerce-begateway'));
     }
     $messages = array('void' => array('not_possible' => __('Wrong order status. Void is not possible.', 'woocommerce-begateway'), 'status' => __('Void status', 'woocommerce-begateway'), 'failed' => __('Void attempt failed', 'woocommerce-begateway'), 'success' => __('Payment voided', 'woocommerce-begateway')), 'capture' => array('not_possible' => __('Wrong order status. Capture is not possible.', 'woocommerce-begateway'), 'status' => __('Capture status', 'woocommerce-begateway'), 'failed' => __('Capture attempt failed', 'woocommerce-begateway'), 'success' => __('Payment captured', 'woocommerce-begateway')), 'refund' => array('not_possible' => __('Wrong order status. Refund is not possible.', 'woocommerce-begateway'), 'status' => __('Refund status', 'woocommerce-begateway'), 'failed' => __('Refund attempt failed', 'woocommerce-begateway'), 'success' => __('Payment refunded', 'woocommerce-begateway')));
     //check order status is on hold exit if not
     if (in_array($type, array('capture', 'void')) && $order->status != 'on-hold') {
         exit($messages[$type]['not_possible']);
     }
     if (in_array($type, array('refund')) && $order->status != 'processing') {
         exit($messages[$type]['not_possible']);
     }
     // now send data to the server
     $klass = '\\beGateway\\' . ucfirst($type);
     $transaction = new $klass();
     $transaction->setParentUid($post_uid);
     $transaction->money->setCurrency(get_woocommerce_currency());
     $transaction->money->setAmount($amount);
     if ($type == 'refund') {
         if (isset($reason) && !empty($reason)) {
             $transaction->setReason($reason);
         } else {
             $transaction->setReason(__('Refunded from Woocommerce', 'woocommerce-begateway'));
         }
     }
     $response = $transaction->submit();
     //determine status if success
     if ($response->isSuccess()) {
         if ($type == 'capture') {
             $order->payment_complete();
             $order->add_order_note($messages[$type]['success'] . '. UID: ' . $response->getUid());
             update_post_meta($order_id, '_uid', $response->getUid());
         } elseif ($type == 'void') {
             $order->update_status('cancelled', $messages[$type]['success'] . '. UID: ' . $response->getUid());
         } elseif ($type == 'refund') {
             $order->update_status('refunded', $messages[$type]['success'] . '. UID: ' . $response->getUid());
         }
         if ('yes' == $this->debug) {
             $this->log->add('begateway', $messages[$type]['status'] . ': ' . $response->getMessage());
         }
         update_post_meta($order_id, '_bt_admin_message', $messages[$type]['success']);
     } else {
         if ('yes' == $this->debug) {
             $this->log->add('begateway', $messages[$type]['failed'] . ': ' . $response->getMessage());
         }
         update_post_meta($order_id, '_bt_admin_error', $messages[$type]['failed'] . ': ' . $response->getMessage());
     }
     $location = get_post_meta($order_id, '_return_url', true);
     delete_post_meta($order_id, '_return_url', true);
     header('Location:' . $location);
     exit;
 }