function uc_stripe_charge in Ubercart Stripe 7.3

Same name and namespace in other branches

1. 6.2 uc_stripe.module \uc_stripe_charge()
2. 6 uc_stripe.module \uc_stripe_charge()
3. 7 uc_stripe.module \uc_stripe_charge()
4. 7.2 uc_stripe.module \uc_stripe_charge()

Generic "charge" callback that runs on checkout and via the order's "card" terminal

Parameters

$order_id:

$amount:

$data:

Return value

array

1 string reference to 'uc_stripe_charge'

uc_stripe_uc_payment_gateway in ./uc_stripe.module

Implements hook_payment_gateway to register this payment gateway

File

./uc_stripe.module, line 619

A stripe.js PCI-compliant payment gateway Forked from Bitcookie's work (thanks!) which was posted at http://bitcookie.com/blog/pci-compliant-ubercart-and-stripe-js from discussion in the uc_stripe issue queue, https://www.drupal.org/node/1467886

Code

function uc_stripe_charge($order_id, $amount, $data) {
  global $user;

  //  Load the stripe PHP API
  if (!_uc_stripe_prepare_api()) {
    $result = array(
      'success' => FALSE,
      'comment' => t('Stripe API not found.'),
      'message' => t('Stripe API not found. Contact the site administrator.'),
      'uid' => $user->uid,
      'order_id' => $order_id,
    );
    return $result;
  }
  $order = uc_order_load($order_id);
  $context = array(
    'revision' => 'formatted-original',
    'type' => 'amount',
  );
  $options = array(
    'sign' => FALSE,
    'thou' => FALSE,
    'dec' => FALSE,
    'prec' => 2,
  );

  // Format the amount in cents, which is what Stripe wants
  $amount = uc_currency_format($amount, FALSE, FALSE, FALSE);

  //  Charge the stripe customer the amount in the order

  //--Handle transactions for $0

  // Stripe can't handle transactions < $0.50, but $0 is a common value
  // so we will just return a positive result when the amount is $0.
  if ($amount == 0) {
    $result = array(
      'success' => TRUE,
      'message' => t('Payment of $0 approved'),
      'uid' => $user->uid,
      'trans_id' => md5(uniqid(rand())),
    );
    uc_order_comment_save($order_id, $user->uid, $result['message'], 'admin');
    return $result;
  }
  $stripe_customer_id = null;
  if (key_exists('stripe_customer_id', $order->data)) {
    $stripe_customer_id = $order->data['stripe_customer_id'];
  }

  // Rexamine Payment Intent and Record payment or failure to the customer
  try {
    if (!key_exists('payment_intent_id', $order->data)) {
      throw new Exception('The payment Intent has failed.');
    }

    //Bail if there's no customer ID
    if (empty($stripe_customer_id) || is_null($stripe_customer_id)) {
      throw new Exception('No customer ID found');
    }

    //Bail if there's no payment method
    if (empty($_SESSION['stripe']['payment_method'])) {
      throw new Exception('Token not found');
    }
    $stripe_payment_method_id = $_SESSION['stripe']['payment_method'];
    $params = array(
      "amount" => $amount,
      "currency" => strtolower($order->currency),
      "customer" => $stripe_customer_id,
      "description" => t("Order #@order_id", array(
        "@order_id" => $order_id,
      )),
      "metadata" => get_order_metadata($order),
      "payment_method" => $stripe_payment_method_id,
      "payment_method_types" => [
        'card',
      ],
      "confirm" => true,
    );
    $intent_id = $order->data['payment_intent_id'];
    if (!empty($shipping_info)) {
      $params['shipping'] = $shipping_info;
      \Stripe\PaymentIntent::update($intent_id, [
        'shipping' => $shipping_info,
      ]);
    }

    // charge the Customer the amount in the order
    $payment_intent = \Stripe\PaymentIntent::retrieve($intent_id);
    if ($payment_intent->status != 'succeeded') {
      throw new Exception($payment_intent['last_payment_error']['message']);
    }
    $charge_id = $payment_intent->charges->data[0]['id'];
    $formatted_amount = $amount / 100;
    $formatted_amount = number_format($formatted_amount, 2);

    //     $payment_method = \Stripe\PaymentMethod::retrieve($payment_intent->payment_method);
    //     $payment_method->attach(['customer' => $stripe_customer_id]);
    $result = array(
      'success' => TRUE,
      'message' => t('Payment of @amount processed successfully, Stripe transaction id @transaction_id.', array(
        '@amount' => $formatted_amount,
        '@transaction_id' => $charge_id,
      )),
      'comment' => t('Stripe transaction ID: @transaction_id', array(
        '@transaction_id' => $charge_id,
      )),
      'uid' => $user->uid,
    );
    uc_order_comment_save($order_id, $user->uid, $result['message'], 'admin');
    return $result;
  } catch (Exception $e) {
    $result = array(
      'success' => FALSE,
      'comment' => $e
        ->getCode(),
      'message' => t("Stripe Charge Failed for order !order: !message", array(
        "!order" => $order_id,
        "!message" => $e
          ->getMessage(),
      )),
      'uid' => $user->uid,
      'order_id' => $order_id,
    );
    uc_order_comment_save($order_id, $user->uid, $result['message'], 'admin');
    watchdog('uc_stripe', 'Stripe charge failed for order @order, message: @message', array(
      '@order' => $order_id,
      '@message' => $result['message'],
    ));
    return $result;
  }

  //  Default / Fallback procedure to fail if the above conditions aren't met
  $result = array(
    'success' => FALSE,
    'comment' => "Stripe Gateway Error",
    'message' => "Stripe Gateway Error",
    'uid' => $user->uid,
    'order_id' => $order_id,
  );
  uc_order_comment_save($order_id, $user->uid, $result['message'], 'admin');
  watchdog('uc_stripe', 'Stripe gateway error for order @order_id', array(
    'order_id' => $order_id,
  ));
  return $result;
}