function commerce_stripe_refund_form_submit in Commerce Stripe 7

Same name and namespace in other branches

1. 7.3 includes/commerce_stripe.admin.inc \commerce_stripe_refund_form_submit()

Submit callback for submitting refunds to Stripe.

File

includes/commerce_stripe.admin.inc, line 96

Provides admin forms and functions for commerce_stripe.

Code

function commerce_stripe_refund_form_submit($form, &$form_state) {

  // Don't rely on form_state objects to be fresh.
  $order = commerce_order_load($form_state['order']->order_id);
  $transaction = commerce_payment_transaction_load($form_state['transaction']->transaction_id);
  $payment_method = $form_state['payment_method'];
  global $user;

  // Make sure the library is available.
  if (!commerce_stripe_load_library()) {
    drupal_set_message(t('Cannot load the Stripe PHP library'), 'error');
    return FALSE;
  }

  // Create the refund object.
  $data = array(
    'amount' => commerce_currency_decimal_to_amount($form_state['values']['amount'], $transaction->currency_code),
    'reason' => $form_state['values']['reason'],
  );
  try {
    Stripe::setApiKey($payment_method['settings']['secret_key']);
    $charge = Stripe_Charge::retrieve($transaction->remote_id);
    $refund = $charge->refunds
      ->create($data);
  } catch (Exception $e) {
    drupal_set_message(t('The transaction could not be refunded. The error was: @error', array(
      '@error' => $e
        ->getMessage(),
    )), 'error');
  }
  if (is_object($refund)) {

    // Copy the refund object into our own payload so we don't save API keys
    // included in the response object.
    $payload = array(
      'id' => $refund->id,
      'amount' => $refund->amount,
      'currency' => $refund->currency,
      'created' => $refund->created,
      'object' => $refund->object,
      'balance_transaction' => $refund->balance_transaction,
      'charge' => $refund->charge,
      'receipt_number' => $refund->receipt_number,
      'reason' => $refund->reason,
    );

    // Create the new commerce payment transation and set appropriate values.
    $refund_transaction = commerce_payment_transaction_new($transaction->payment_method, $order->order_id);
    $refund_transaction->instance_id = $payment_method['instance_id'];
    $refund_transaction->payload[REQUEST_TIME] = print_r($payload, TRUE);
    $refund_transaction->status = COMMERCE_PAYMENT_STATUS_SUCCESS;
    $refund_transaction->remote_id = $refund->id;
    $refund_transaction->message = t('Refund issued.');

    // Save data on the initial charge and flag this transaction as a refund.
    $refund_transaction->data = array(
      'stripe' => array(
        'stripe_charge' => array(
          'id' => $refund->id,
          'balance_transaction' => $refund->balance_transaction,
          'amount_refunded' => $refund->amount,
        ),
        'stripe_refund' => TRUE,
      ),
    );

    // Save the amount as a negative integer.
    $refund_transaction->amount = $refund->amount * -1;
    $refund_transaction->currency_code = strtoupper($refund->currency);
    commerce_payment_transaction_save($refund_transaction);

    // Inform the user of the success and redirect them back to payments.
    drupal_set_message(t('Refund processed successfully'));
    $form_state['redirect'] = 'admin/commerce/orders/' . $order->order_id . '/payment';
    return;
  }

  // Inform the user that the refund was not successful.
  $mesasge = 'The payment transaction could not be refunded. Failure information, if provided is: @failure_code @failure_message';
  $message_variables = array(
    '@failure_code' => !empty($refund->failure_code) ? $refund->failure_code : NULL,
    '@failure_message' => !empty($refund->failure_message) ? $refund->failure_message : NULL,
  );
  drupal_set_message(t($message, $message_variables), 'error');
}