ACP2E-2969: REST API unable to make requests with slash (/) in SKU when using Oauth1

Author: aplapana

dev/tests/api-functional/framework/Magento/TestFramework/Authentication/Rest/OauthClient.php

@@ -18,6 +18,8 @@
 use OAuth\OAuth1\Signature\SignatureInterface;
 use OAuth\OAuth1\Token\StdOAuth1Token;
 use OAuth\OAuth1\Token\TokenInterface;
+use Laminas\OAuth\Http\Utility as HTTPUtility;
+use Magento\Framework\Oauth\Helper\Signature\Hmac256;
 
 /**
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
@@ -56,7 +58,7 @@ public function __construct(
             $storage = new \OAuth\Common\Storage\Memory();
         }
         if (!isset($helper)) {
-            $helper = new Utility();
+            $helper = new Utility(new HTTPUtility(), new Hmac256());
         }
         if (!isset($signature)) {
             $signature = new \Magento\TestFramework\Authentication\Rest\OauthClient\Signature($helper, $credentials);

lib/internal/Magento/Framework/Oauth/Helper/Signature/Hmac256.php

@@ -1,4 +1,9 @@
 <?php
+/**
+ * Copyright 2024 Adobe
+ * All Rights Reserved.
+ */
+declare(strict_types=1);
 
 namespace Magento\Framework\Oauth\Helper\Signature;
 
@@ -10,7 +15,7 @@ class Hmac256
      * Sign a request
      *
      * @param array $params
-     * @param string $signatureMethod
+     * @param string $algo
      * @param string $consumerSecret
      * @param string|null $tokenSecret
      * @param mixed $method
@@ -19,7 +24,7 @@ class Hmac256
      */
     public function sign(
         array   $params,
-        string  $signatureMethod,
+        string  $algo,
         string  $consumerSecret,
         ?string $tokenSecret = null,
         ?string $method = null,
@@ -29,7 +34,7 @@ public function sign(
 
         $binaryHash = HMACEncryption::compute(
             $this->assembleKey($consumerSecret, $tokenSecret),
-            $signatureMethod,
+            $algo,
             $this->getBaseSignatureString($params, $method, $url),
             HMACEncryption::OUTPUT_BINARY
         );

lib/internal/Magento/Framework/Oauth/Helper/Utility.php

@@ -47,14 +47,14 @@ public function sign(
     }
 
     /**
-     * Check if signature method is HMAC256
+     * Check if signature method is HMAC-SHA256
      *
      * @param string $signatureMethod
      * @return bool
      */
     private function isHmac256(string $signatureMethod): bool
     {
-        if (strtoupper(preg_replace( '/[\W]/', '', $signatureMethod)) === 'HMAC256') {
+        if (strtoupper(preg_replace( '/[\W]/', '', $signatureMethod)) === 'HMACSHA256') {
             return true;
         }