<?php

    //require the bootstrap include
    require_once './includes/bootstrap.inc';

    //load Drupal API
    drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);

    // create a new user with posted username,password,email
    $newUser = array(
        'name' => $_POST['username'],
        'pass' => $_POST['password'],
        'mail' => $_POST['email'],
        'status' => 1,
        'init' => $_POST['email']

    );

    $user = user_save(null,$newUser);

    // hard coded product id for testing
    $productID = 56;

    $error_msg = FALSE;

    $node = node_load($productID);
    $product = uc_product_load($node);

    if (!$product)
        $error_msg = 'There was an error finding the requested product. Please contact an administrator.';

    // build a product object from the node (saw this in an example, don't get why uc_product_load($node) doesn't do this already?)

    $product->nid = $node->nid;
    $product->qty = 1;
    $product->price = $node->cost;
    $product->title = $node->title;

        // create order object for this user
    $order = uc_order_new($user->uid, 'completed');
    $order_id = $order->order_id;

    $last_name = $_POST['lastName'];
    $first_names = $_POST['firstName'];
    $email = $_POST['email'];
    $street = $_POST['address'];
    $company = '';
    $city = $_POST['city'];
    $zone = $_POST['state'];
    $country = $_POST['country'];
    $postalcode = $_POST['postalcode'];

        // create payment object from posted info (hardcoded to visa for testing for now)
    $payment = array();
    $payment['cc_number'] = $_POST['cc_number'];
    $payment['cc_exp_month'] = $_POST['cc_exp_month'];
    $payment['cc_exp_year'] = $_POST['cc_exp_year'];
    $payment['cc_cvv'] = $_POST['cc_cvv'];
    $payment['cc_type'] = "Visa";
    $payment['cc_owner'] = $first_names . " " . $last_name;

        // fill out the order with the product,payment, and billing information
    $order->products[] = $product;
    $order->payment_details[] = $payment;
    $order->payment_method = 'credit';
    $order->primary_email = $email;
    $order->billing_first_name = $first_names;
    $order->billing_last_name = $last_name;
    $order->billing_company = $company;
    $order->billing_street1 = $street;
    $order->billing_postal_code = $postalcode;
    $order->billing_city = $city;
    $order->billing_zone = $zone;
    $order->billing_country = $country;

        // calculate order total
    $order->order_total = uc_order_get_total($order,TRUE);

        // save and complete order
    uc_order_save($order);
    uc_cart_complete_sale($order, TRUE);

        // process payment?
    uc_payment_enter($order->order_id, 'credit',$order->order_total, $user->uid, NULL, t('Checkout completed'));

        // check order status to see if payment was successful
    $order = uc_order_load($order->order_id);
    if ($order->order_status == 'payment_received'){
        echo "success";
    } else {
        echo "failure";
    }
?>