Add useAutomaticSenderSecurity support in DomainV4

src/Api/DomainV4.php

@@ -26,6 +26,7 @@
 use Mailgun\Model\Domain\UpdateCredentialResponse;
 use Mailgun\Model\Domain\UpdateOpenTrackingResponse;
 use Mailgun\Model\Domain\UpdateUnsubscribeTrackingResponse;
+use Mailgun\Model\Domain\UseAutomaticSenderSecurity;
 use Mailgun\Model\Domain\VerifyResponse;
 use Mailgun\Model\Domain\WebPrefixResponse;
 use Mailgun\Model\Domain\WebSchemeResponse;
@@ -94,6 +95,7 @@ public function show(string $domain, array $requestHeaders = [])
      * @param array $requestHeaders
      * @param string|null $dkimHostName
      * @param string|null $dkimSelector
+     * @param bool|null $useAutomaticSenderSecurity
      * @return CreateResponse|array|ResponseInterface
      * @throws ClientExceptionInterface
      */
@@ -109,7 +111,8 @@ public function create(
         string  $dkimKeySize = '1024',
         array   $requestHeaders = [],
         ?string $dkimHostName = null,
-        ?string $dkimSelector = null
+        ?string $dkimSelector = null,
+        ?bool $useAutomaticSenderSecurity = null
     ) {
         Assert::stringNotEmpty($domain);
 
@@ -174,6 +177,10 @@ public function create(
             $params['dkim_selector'] = $dkimSelector;
         }
 
+        if (null !== $useAutomaticSenderSecurity) {
+            $params['use_automatic_sender_security'] = $useAutomaticSenderSecurity ? 'true' : 'false';
+        }
+
         $response = $this->httpPost('/v4/domains', $params, $requestHeaders);
 
         return $this->hydrateResponse($response, CreateResponse::class);
@@ -365,6 +372,28 @@ public function updateWebScheme(string $domain, string $webScheme = 'http', arra
         return $this->hydrateResponse($response, WebSchemeResponse::class);
     }
 
+    /**
+     * Update useAutomaticSenderSecurity for existing domain
+     * @see https://documentation.mailgun.com/docs/mailgun/api-reference/openapi-final/tag/Domains/#tag/Domains/operation/PUT-v4-domains--name-
+     * @param  string                                    $domain         name of the domain
+     * @param  bool                                      $useAutomaticSenderSecurity      If enabled, requires setting DNS CNAME entries for DKIM keys instead of a TXT record. Defaults to false.
+     * @param  array                                     $requestHeaders
+     * @return UseAutomaticSenderSecurity|array|ResponseInterface
+     * @throws ClientExceptionInterface
+     */
+    public function updateUseAutomaticSenderSecurity(string $domain, bool $useAutomaticSenderSecurity = false, array $requestHeaders = [])
+    {
+    $params = [];
+    Assert::stringNotEmpty($domain);
+    Assert::boolean($useAutomaticSenderSecurity);
+
+    $params['use_automatic_sender_security'] = $useAutomaticSenderSecurity;
+
+    $response = $this->httpPut(sprintf('/v4/domains/%s', $domain), $params, $requestHeaders);
+
+    return $this->hydrateResponse($response, UseAutomaticSenderSecurity::class);
+    }
+
     /**
      * Returns a single domain.
      * @param  string                                 $domain         name of the domain

src/Model/Domain/UseAutomaticSenderSecurity.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Copyright (C) 2013 Mailgun
+ *
+ * This software may be modified and distributed under the terms
+ * of the MIT license. See the LICENSE file for details.
+ */
+
+namespace Mailgun\Model\Domain;
+
+final class UseAutomaticSenderSecurity extends AbstractDomainResponse
+{
+}