Fix scope on device code grant

CHANGELOG.md

@@ -8,6 +8,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Added
 - Support for PHP 8.4 (PR #1454)
 
+### Fixed
+- Fixed spec compliance issue  where device access token request was mistakenly expecting to receive scopes in the request (PR #1412)
+
 ## [9.0.1] - released 2024-10-14
 ### Fixed
 - Auto-generated event emitter is now persisted. Previously, a new emitter was generated every time (PR #1428)

examples/src/Repositories/DeviceCodeRepository.php

@@ -17,6 +17,7 @@
 use League\OAuth2\Server\Repositories\DeviceCodeRepositoryInterface;
 use OAuth2ServerExamples\Entities\ClientEntity;
 use OAuth2ServerExamples\Entities\DeviceCodeEntity;
+use OAuth2ServerExamples\Entities\ScopeEntity;
 
 class DeviceCodeRepository implements DeviceCodeRepositoryInterface
 {
@@ -49,6 +50,14 @@ public function getDeviceCodeEntityByDeviceCode($deviceCode): ?DeviceCodeEntityI
         $deviceCodeEntity->setIdentifier($deviceCode);
         $deviceCodeEntity->setExpiryDateTime(new DateTimeImmutable('now +1 hour'));
         $deviceCodeEntity->setClient($clientEntity);
+        $deviceCodeEntity->setLastPolledAt(new DateTimeImmutable());
+
+        $scopes = [];
+        foreach ($scopes as $scope) {
+            $scopeEntity = new ScopeEntity();
+            $scopeEntity->setIdentifier($scope);
+            $deviceCodeEntity->addScope($scopeEntity);
+        }
 
         // The user identifier should be set when the user authenticates on the
         // OAuth server, along with whether they approved the request

src/Grant/DeviceCodeGrant.php

@@ -137,7 +137,6 @@ public function respondToAccessTokenRequest(
     ): ResponseTypeInterface {
         // Validate request
         $client = $this->validateClient($request);
-        $scopes = $this->validateScopes($this->getRequestParameter('scope', $request, $this->defaultScope));
         $deviceCodeEntity = $this->validateDeviceCode($request, $client);
 
         $deviceCodeEntity->setLastPolledAt(new DateTimeImmutable());
@@ -153,7 +152,7 @@ public function respondToAccessTokenRequest(
         }
 
         // Finalize the requested scopes
-        $finalizedScopes = $this->scopeRepository->finalizeScopes($scopes, $this->getIdentifier(), $client, $deviceCodeEntity->getUserIdentifier());
+        $finalizedScopes = $this->scopeRepository->finalizeScopes($deviceCodeEntity->getScopes(), $this->getIdentifier(), $client, $deviceCodeEntity->getUserIdentifier());
 
         // Issue and persist new access token
         $accessToken = $this->issueAccessToken($accessTokenTTL, $client, $deviceCodeEntity->getUserIdentifier(), $finalizedScopes);