Bugfix/905 missing token error in logs (#906)

* Update PaymentLink.php

To avoid "class not found" exception

* [905] check user defined flag
Co-authored-by: shakil imran <shakil.imran@monotaro.com>
Co-authored-by: Alexandros Moraitis <alexandros.moraitis@adyen.com>

Gateway/Response/VaultDetailsHandler.php

@@ -54,6 +54,10 @@ class VaultDetailsHandler implements HandlerInterface
         }
         /** @var PaymentDataObject $orderPayment */
         $orderPayment = SubjectReader::readPayment($handlingSubject);
-        $this->vaultHelper->saveRecurringDetails($orderPayment->getPayment(), $response['additionalData']);
+        $additionalData = $orderPayment->getPayment()->getAdditionalInformation();
+        $tokenEnabler = array_key_exists("is_active_payment_token_enabler", $additionalData) ? $additionalData['is_active_payment_token_enabler']:false;
+        if ($tokenEnabler) {
+            $this->vaultHelper->saveRecurringDetails($orderPayment->getPayment(), $response['additionalData']);
+        }
     }
 }