function commerce_braintree_form_commerce_cardonfile_update_form_alter in Commerce Braintree 7.3

Same name and namespace in other branches

1. 7 commerce_braintree.module \commerce_braintree_form_commerce_cardonfile_update_form_alter()
2. 7.2 commerce_braintree.module \commerce_braintree_form_commerce_cardonfile_update_form_alter()

Implements hook_form_FORM_ID_alter().

File

./commerce_braintree.module, line 739

Integrates Braintree Transparent Redirect with Drupal Commerce.

Code

function commerce_braintree_form_commerce_cardonfile_update_form_alter(&$form, &$form_state) {

  // @todo Do not hard code a requirement on a specific payment method instance.
  $payment_method = commerce_payment_method_instance_load('braintree_tr|commerce_payment_braintree_tr');
  commerce_braintree_initialize($payment_method);

  // Adjust the names of form elements to match the requirements of Braintree's
  // Transparent Redirect API.
  $form['credit_card']['owner']['#name'] = 'credit_card[cardholder_name]';
  $form['credit_card']['number']['#name'] = 'credit_card[number]';
  $form['credit_card']['exp_month']['#name'] = 'credit_card[expiration_month]';
  $form['credit_card']['exp_year']['#name'] = 'credit_card[expiration_year]';

  // Pass the return redirect URL and stored credit card token to Braintree.
  $form['tr_data'] = array(
    '#type' => 'hidden',
    '#name' => 'tr_data',
    '#default_value' => Braintree_TransparentRedirect::updateCreditCardData(array(
      'redirectUrl' => url('user/commerce_braintree/update_card', array(
        'absolute' => TRUE,
      )),
      'paymentMethodToken' => $form['card_data']['#value']->remote_id,
    )),
  );

  // Submit this form directly to the Braintree server.
  $form['#action'] = Braintree_TransparentRedirect::url();
}