commerce_vipps.module

<?php

use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Url;
/**
 * @file
 * This module provides Vipps payment gateway integration to Commerce.
 */

use Drupal\commerce_payment\Entity\PaymentGateway;
use Drupal\commerce_order\Entity\Order;
use Drupal\views\Form\ViewsForm;
use Drupal\Core\Form\FormStateInterface;

/**
 * Implements hook_form_FORM_ID_alter().
 */
function commerce_vipps_form_views_form_commerce_cart_form_default_alter(&$form, FormStateInterface $form_state, $form_id) {
  if ($form_state->getFormObject() instanceof ViewsForm) {
    /** @var \Drupal\views\ViewExecutable $view */
    $view = reset($form_state->getBuildInfo()['args']);
    // Only add the Checkout button if the cart form view has order items.
    if ($view->storage->get('tag') == 'commerce_cart_form' && !empty($view->result)) {

      $payment_gateway_storage = \Drupal::entityTypeManager()->getStorage('commerce_payment_gateway');
      /** @var \Drupal\commerce_payment\Entity\PaymentGatewayInterface[] $payment_gateways */
      $payment_gateways = $payment_gateway_storage->loadByProperties(['plugin' => 'vipps_express', 'status' => TRUE]);
      $order = Order::load($view->args[0]);
      // Evaluate conditions for the remaining ones.
      foreach ($payment_gateways as $payment_gateway_id => $payment_gateway) {
        if (!$payment_gateway->applies($order)) {
          unset($payment_gateways[$payment_gateway_id]);
        }
      }
      if (!$payment_gateways) {
        return;
      }
      foreach ($payment_gateways as $payment_gateway) {
        $form['actions']['express'] = [
          '#type' => 'submit',
          '#value' => t('Vipps Hurtigkasse'),
          '#weight' => 10,
          '#access' => \Drupal::currentUser()->hasPermission('access checkout'),
          '#submit' => array_merge($form['#submit'],
            ['commerce_vipps_cart_form_submit']),
          '#order_id' => $view->argument['order_id']->value[0],
          '#payment_gateway' => $payment_gateway->id(),
          '#update_cart' => TRUE,
          '#show_update_message' => FALSE,
          '#attached' => ['library' => ['commerce_vipps/hurtigkasse']],
        ];
        if (($style = $payment_gateway->getPlugin()->getConfiguration()['button_style']) !== 'default') {
          $form['actions']['express']['#attributes']['class'] = ['vipps-hurtigkasse--button-style', 'vipps-hurtigkasse--button-style--' . $style];
        }
      }
    }
  }
}

/**
 * Submit handler used to redirect to the checkout page.
 */
function commerce_vipps_cart_form_submit($form, FormStateInterface $form_state) {
  $order_id = $form_state->getTriggeringElement()['#order_id'];
  $payment_gateway_id = $form_state->getTriggeringElement()['#payment_gateway'];
  $order = Order::load($order_id);
  /** @var \Drupal\commerce_checkout\CheckoutOrderManagerInterface $checkout_manager */
  $order->set('payment_gateway', PaymentGateway::load($payment_gateway_id));
  $order->set('payment_method', NULL);
  $order->set('checkout_step', 'payment');
  $order->lock();
  $order->save();
  $form_state->setRedirect('commerce_checkout.form', ['commerce_order' => $order_id]);
}

/**
 * Implements hook_entity_operation_alter().
 */
function commerce_vipps_entity_operation_alter(array &$operations, EntityInterface $entity) {
  if ($entity->getEntityTypeId() !== 'commerce_payment') {
    return;
  }
  if (!in_array($entity->getPaymentGateway()->getPluginId(), ['vipps', 'vipps_express'])) {
    return;
  }
  $operations['remote-log'] = [
    'title' => t('Remote Transaction Log'),
    'url' => $url = Url::fromRoute('commerce_vipps.remote_log', ['order' => $entity->getOrderId(), 'payment' => $entity->id()]),
    'access' => $url->access(),
  ];
}