PayPal express compatibility

src/WebformCivicrmConfirmForm.php

@@ -46,6 +46,14 @@ public function doPayment() {
  if (method_exists($paymentProcessor, 'setSuccessUrl')) {
  $paymentProcessor->setSuccessUrl($paramsDoPayment['successURL']);
  $paymentProcessor->setCancelUrl($paramsDoPayment['cancelURL']);
+
+ if ($paymentProcessor->supports('preApproval')) {
+ $preApprovalParams = $paymentProcessor->doPreApproval($paramsDoPayment);
+
+ $paramsDoPayment['token'] = $preApprovalParams['pre_approval_parameters']['token'];
+
+ \CRM_Utils_System::redirect($preApprovalParams['redirect_url']);
+ }
  }
  try {
  $paymentProcessor->doPayment($paramsDoPayment);

webform_civicrm.module

@@ -920,3 +920,72 @@ function webform_civicrm_civicrm_pre($op, $objectName, $id, &$params) {
  }
  }
 }
+
+/**
+ * Define hook_preprocess_webform_confirmation().
+ *
+ * @param [type] $vars
+ * @return void
+ */
+function webform_civicrm_preprocess_webform_confirmation(&$vars) {
+
+ // Condition to execute when is incoming from paypal express checkout
+ if (!empty($_GET['sid']) && !empty($_GET['token']) && !empty($_GET['PayerID'])) {
+ $webform_submission = \Drupal\webform\Entity\WebformSubmission::load($_GET['sid']);
+ $data = $webform_submission->getData();
+
+ // ToDo verifiy if if cant be filled different thant 1
+ if ($data['civicrm']['contribution'][1]['id']) {
+ $contribution = \Civi\Api4\Contribution::get(FALSE)
+ ->addWhere('id', '=', $data['civicrm']['contribution'][1]['id'] )
+ ->setLimit(1)
+ ->execute()->first();
+
+ $contribution['payer_id'] = $_GET['PayerID'];
+ $contribution['token'] = $_GET['token'];
+ $contribution['amount'] = $contribution['total_amount'];
+
+ $config = \CRM_Core_Config::singleton();
+ $contribution['currencyID'] = \CRM_Utils_Array::value('currency',
+ $contribution,
+ $config->defaultCurrency
+ );
+
+ // Get if payment processor is test or prod
+ $webform = $webform_submission->getWebform();
+
+ $handler_collection = $webform->getHandlers('webform_civicrm');
+ $instance_ids = $handler_collection->getInstanceIds();
+ $handler = $handler_collection->get(reset($instance_ids));
+ $settings = $handler->getConfiguration()['settings'];
+ $paymentProcessorMode = $settings['civicrm_1_contribution_1_contribution_is_test'] == 1 ? 'test' : 'live';
+
+ $paymentProcessor = \CRM_Financial_BAO_PaymentProcessor::getPayment($data['civicrm_1_contribution_1_contribution_payment_processor_id_raw'], $paymentProcessorMode);
+ $payment = \Civi\Payment\System::singleton()->getByProcessor($paymentProcessor);
+ $result = $payment->doPayment($contribution);
+
+ // Use same workflow than in civicrm-core/CRM/Contribute/Form/Contribution/Confirm.php
+ if (($result['payment_status_id'] ?? NULL) == 1) {
+ try {
+ civicrm_api3('contribution', 'completetransaction', [
+ 'id' => $result['id'],
+ 'trxn_id' => $result['trxn_id'] ?? NULL,
+ 'payment_processor_id' => $result['payment_processor_id'] ?? $data['civicrm_1_contribution_1_contribution_payment_processor_id_raw'],
+ 'is_transactional' => FALSE,
+ 'fee_amount' => $result['fee_amount'] ?? NULL,
+ 'receive_date' => $result['receive_date'] ?? NULL,
+ 'card_type_id' => $paymentParams['card_type_id'] ?? NULL,
+ 'pan_truncation' => $paymentParams['pan_truncation'] ?? NULL,
+ ]);
+ }
+ catch (CRM_Core_Exception $e) {
+ if ($e->getErrorCode() != 'contribution_completed') {
+ \Civi::log()->error('CRM_Contribute_Form_Contribution_Confirm::completeTransaction CRM_Core_Exception: ' . $e->getMessage());
+ throw new CRM_Core_Exception('Failed to update contribution in database');
+ }
+ }
+ }
+ }
+ }
+
+}