Support clientIp for advanced AFDS features.

Author: judgej

src/Message/DPMAuthorizeRequest.php

@@ -2,8 +2,6 @@
 
 namespace Omnipay\AuthorizeNet\Message;
 
-use Omnipay\AuthorizeNet\Message\SIMAbstractRequest;
-
 /**
  * Authorize.Net DPM Authorize Request.
  * Takes the data that will be used to create the direct-post form.

src/Message/DPMAuthorizeResponse.php

@@ -35,6 +35,7 @@ class DPMAuthorizeResponse extends AbstractResponse implements RedirectResponseI
         'x_invoice_num',
         'x_description',
         'x_cust_id',
+        'x_customer_ip',
     );
 
     public function __construct(RequestInterface $request, $data, $postUrl)

src/Message/SIMAuthorizeRequest.php

@@ -22,6 +22,10 @@ public function getData()
         $data['x_show_form'] = 'PAYMENT_FORM';
         $data['x_relay_response'] = 'TRUE';
 
+        if ($this->getClientIp()) {
+            $data['x_customer_ip'] = $this->getClientIp();
+        }
+
         // The returnUrl MUST be set in Authorize.net admin panel under
         // "Response/Receipt URLs".
         $data['x_relay_url'] = $this->getReturnUrl();