feat: resource translation

features/jsonld/context.feature

@@ -86,3 +86,15 @@ Feature: JSON-LD contexts generation
           }
       }
       """
+
+  Scenario: The JSON-LD context of a translatable resource contains the language
+    When I send a "GET" request to "/dummy_translatables"
+    Then the response status code should be 200
+    And the response should be in JSON
+    And the header "Content-Type" should be equal to "application/ld+json; charset=utf-8"
+    And the JSON node "@context.@language" should be equal to "en"
+    When I send a "GET" request to "/dummy_translatables/fr"
+    Then the response status code should be 200
+    And the response should be in JSON
+    And the header "Content-Type" should be equal to "application/ld+json; charset=utf-8"
+    And the JSON node "@context.@language" should be equal to "fr"

features/translation/default_translation.feature

@@ -0,0 +1,68 @@
+Feature: Use default translation for a resource if available
+  In order to translate API resources
+  As a client software developer
+  The API should return translated fields for a given locale
+
+  @createSchema
+  Scenario: A resource is translated for a given locale
+    Given there is a translatable dummy with its translations
+    When I send a "GET" request to "/dummy_translatables"
+    Then the response status code should be 200
+    And the response should be in JSON
+    And the header "Content-Type" should be equal to "application/ld+json; charset=utf-8"
+    And the JSON node "hydra:member[0].name" should be equal to "Dummy translated in English"
+    And the JSON node "hydra:member[0].description" should be equal to "It's a dummy!"
+    When I send a "GET" request to "/dummy_translatables/fr"
+    Then the response status code should be 200
+    And the response should be in JSON
+    And the header "Content-Type" should be equal to "application/ld+json; charset=utf-8"
+    And the JSON node "hydra:member[0].name" should be equal to "Dummy traduit en français"
+    And the JSON node "hydra:member[0].description" should be equal to "C'est un dummy !"
+    And the JSON node "hydra:member[0].notTranslatedField" should be equal to "not translated"
+
+  Scenario: A translation can be updated for a resource
+    When I add "Content-Type" header equal to "application/ld+json"
+    And I send a "PUT" request to "/dummy_translatables/1/fr" with body:
+    """
+    {
+      "name": "Dummy mieux traduit en français",
+      "notTranslatedField": "really not translated"
+    }
+    """
+    Then the response status code should be 200
+    And the response should be in JSON
+    And the header "Content-Type" should be equal to "application/ld+json; charset=utf-8"
+    And the JSON node "name" should be equal to "Dummy mieux traduit en français"
+    And the JSON node "description" should be equal to "C'est un dummy !"
+    And the JSON node "notTranslatedField" should be equal to "really not translated"
+    When I send a "GET" request to "/dummy_translatables/fr"
+    Then the response status code should be 200
+    And the response should be in JSON
+    And the header "Content-Type" should be equal to "application/ld+json; charset=utf-8"
+    And the JSON node "hydra:member[0].name" should be equal to "Dummy mieux traduit en français"
+    And the JSON node "hydra:member[0].description" should be equal to "C'est un dummy !"
+    And the JSON node "hydra:member[0].notTranslatedField" should be equal to "really not translated"
+
+  Scenario: A translation can be added to a resource
+    When I add "Content-Type" header equal to "application/ld+json"
+    And I send a "PUT" request to "/dummy_translatables/1/es" with body:
+    """
+    {
+      "name": "Dummy traducido al español",
+      "description": "¡Es un dummy!",
+      "notTranslatedField": "truly not translated"
+    }
+    """
+    Then the response status code should be 200
+    And the response should be in JSON
+    And the header "Content-Type" should be equal to "application/ld+json; charset=utf-8"
+    And the JSON node "name" should be equal to "Dummy traducido al español"
+    And the JSON node "description" should be equal to "¡Es un dummy!"
+    And the JSON node "notTranslatedField" should be equal to "truly not translated"
+    When I send a "GET" request to "/dummy_translatables/es"
+    Then the response status code should be 200
+    And the response should be in JSON
+    And the header "Content-Type" should be equal to "application/ld+json; charset=utf-8"
+    And the JSON node "hydra:member[0].name" should be equal to "Dummy traducido al español"
+    And the JSON node "hydra:member[0].description" should be equal to "¡Es un dummy!"
+    And the JSON node "hydra:member[0].notTranslatedField" should be equal to "truly not translated"

src/Annotation/ApiResource.php

@@ -71,7 +71,8 @@
  *     @Attribute("urlGenerationStrategy", type="int"),
  *     @Attribute("validationGroups", type="mixed"),
  *     @Attribute("exceptionToStatus", type="array"),
- *     @Attribute("queryParameterValidationEnabled", type="bool")
+ *     @Attribute("queryParameterValidationEnabled", type="bool"),
+ *     @Attribute("translation", type="array")
  * )
  */
 #[\Attribute(\Attribute::TARGET_CLASS)]
@@ -174,6 +175,7 @@ final class ApiResource
      * @param int          $urlGenerationStrategy
      * @param array        $exceptionToStatus               https://api-platform.com/docs/core/errors/#fine-grained-configuration
      * @param bool         $queryParameterValidationEnabled
+     * @param array        $translation
      *
      * @throws InvalidArgumentException
      */
@@ -225,7 +227,8 @@ public function __construct(
         ?int $urlGenerationStrategy = null,
         ?bool $compositeIdentifier = null,
         ?array $exceptionToStatus = null,
-        ?bool $queryParameterValidationEnabled = null
+        ?bool $queryParameterValidationEnabled = null,
+        ?array $translation = null
     ) {
         if (!\is_array($description)) { // @phpstan-ignore-line Doctrine annotations support
             [$publicProperties, $configurableAttributes] = self::getConfigMetadata();

src/Bridge/Symfony/Bundle/DependencyInjection/ApiPlatformExtension.php

@@ -120,6 +120,7 @@ public function load(array $configs, ContainerBuilder $container): void
         $this->registerDoctrineOrmConfiguration($container, $config, $loader);
         $this->registerDoctrineMongoDbOdmConfiguration($container, $config, $loader);
         $this->registerHttpCacheConfiguration($container, $config, $loader);
+        $this->registerTranslationConfiguration($loader);
         $this->registerValidatorConfiguration($container, $config, $loader);
         $this->registerDataCollectorConfiguration($container, $config, $loader);
         $this->registerMercureConfiguration($container, $config, $loader);
@@ -616,6 +617,11 @@ private function getFormats(array $configFormats): array
         return $formats;
     }
 
+    private function registerTranslationConfiguration(XmlFileLoader $loader): void
+    {
+        $loader->load('translation.xml');
+    }
+
     private function registerValidatorConfiguration(ContainerBuilder $container, array $config, XmlFileLoader $loader): void
     {
         if (interface_exists(ValidatorInterface::class)) {

src/Bridge/Symfony/Bundle/Resources/config/api.xml

@@ -117,6 +117,7 @@
             <argument type="tagged" tag="api_platform.data_transformer" on-invalid="ignore" />
             <argument type="service" id="api_platform.metadata.resource.metadata_factory" on-invalid="ignore" />
             <argument type="service" id="api_platform.security.resource_access_checker" on-invalid="ignore" />
+            <argument type="service" id="api_platform.translation.resource_translator" on-invalid="ignore" />
 
             <!-- Run before serializer.normalizer.json_serializable -->
             <tag name="serializer.normalizer" priority="-895" />

src/Bridge/Symfony/Bundle/Resources/config/graphql.xml

@@ -222,6 +222,7 @@
             <argument type="tagged" tag="api_platform.data_transformer" on-invalid="ignore" />
             <argument type="service" id="api_platform.metadata.resource.metadata_factory" on-invalid="ignore" />
             <argument type="service" id="api_platform.security.resource_access_checker" on-invalid="ignore" />
+            <argument type="service" id="api_platform.translation.resource_translator" on-invalid="ignore" />
 
             <!-- Run before serializer.normalizer.json_serializable -->
             <tag name="serializer.normalizer" priority="-890" />

src/Bridge/Symfony/Bundle/Resources/config/hal.xml

@@ -42,6 +42,7 @@
             <argument type="tagged" tag="api_platform.data_transformer" on-invalid="ignore" />
             <argument type="service" id="api_platform.metadata.resource.metadata_factory" on-invalid="ignore" />
             <argument type="service" id="api_platform.security.resource_access_checker" on-invalid="ignore" />
+            <argument type="service" id="api_platform.translation.resource_translator" on-invalid="ignore" />
 
             <!-- Run before serializer.normalizer.json_serializable -->
             <tag name="serializer.normalizer" priority="-890" />

src/Bridge/Symfony/Bundle/Resources/config/jsonapi.xml

@@ -43,6 +43,7 @@
             <argument type="collection" />
             <argument type="tagged" tag="api_platform.data_transformer" on-invalid="ignore" />
             <argument type="service" id="api_platform.security.resource_access_checker" on-invalid="ignore" />
+            <argument type="service" id="api_platform.translation.resource_translator" on-invalid="ignore" />
 
             <!-- Run before serializer.normalizer.json_serializable -->
             <tag name="serializer.normalizer" priority="-890" />

src/Bridge/Symfony/Bundle/Resources/config/jsonld.xml

@@ -11,6 +11,8 @@
             <argument type="service" id="api_platform.metadata.property.name_collection_factory" />
             <argument type="service" id="api_platform.metadata.property.metadata_factory" />
             <argument type="service" id="api_platform.router" />
+            <argument>null</argument>
+            <argument type="service" id="api_platform.translation.resource_translator" />
         </service>
 
         <!-- Serializer -->
@@ -28,6 +30,7 @@
             <argument type="collection" />
             <argument type="tagged" tag="api_platform.data_transformer" on-invalid="ignore" />
             <argument type="service" id="api_platform.security.resource_access_checker" on-invalid="ignore" />
+            <argument type="service" id="api_platform.translation.resource_translator" on-invalid="ignore" />
 
             <!-- Run before serializer.normalizer.json_serializable -->
             <tag name="serializer.normalizer" priority="-890" />

src/Bridge/Symfony/Bundle/Resources/config/translation.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" ?>
+
+<container xmlns="http://symfony.com/schema/dic/services"
+           xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+           xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
+
+    <services>
+        <service id="api_platform.translation.resource_translator" class="ApiPlatform\Core\Translation\ResourceTranslator" public="false">
+            <argument type="service" id="request_stack" />
+            <argument type="service" id="api_platform.property_accessor" />
+            <argument type="service" id="api_platform.metadata.resource.metadata_factory" />
+        </service>
+        <service id="ApiPlatform\Core\Translation\ResourceTranslatorInterface" alias="api_platform.translation.resource_translator" />
+    </services>
+
+</container>

src/GraphQl/Serializer/ItemNormalizer.php

@@ -23,6 +23,7 @@
 use ApiPlatform\Core\Metadata\Resource\Factory\ResourceMetadataFactoryInterface;
 use ApiPlatform\Core\Security\ResourceAccessCheckerInterface;
 use ApiPlatform\Core\Serializer\ItemNormalizer as BaseItemNormalizer;
+use ApiPlatform\Core\Translation\ResourceTranslatorInterface;
 use ApiPlatform\Core\Util\ClassInfoTrait;
 use Psr\Log\LoggerInterface;
 use Psr\Log\NullLogger;
@@ -46,9 +47,9 @@ final class ItemNormalizer extends BaseItemNormalizer
 
     private $identifiersExtractor;
 
-    public function __construct(PropertyNameCollectionFactoryInterface $propertyNameCollectionFactory, PropertyMetadataFactoryInterface $propertyMetadataFactory, IriConverterInterface $iriConverter, IdentifiersExtractorInterface $identifiersExtractor, ResourceClassResolverInterface $resourceClassResolver, PropertyAccessorInterface $propertyAccessor = null, NameConverterInterface $nameConverter = null, ClassMetadataFactoryInterface $classMetadataFactory = null, ItemDataProviderInterface $itemDataProvider = null, bool $allowPlainIdentifiers = false, LoggerInterface $logger = null, iterable $dataTransformers = [], ResourceMetadataFactoryInterface $resourceMetadataFactory = null, ResourceAccessCheckerInterface $resourceAccessChecker = null)
+    public function __construct(PropertyNameCollectionFactoryInterface $propertyNameCollectionFactory, PropertyMetadataFactoryInterface $propertyMetadataFactory, IriConverterInterface $iriConverter, IdentifiersExtractorInterface $identifiersExtractor, ResourceClassResolverInterface $resourceClassResolver, PropertyAccessorInterface $propertyAccessor = null, NameConverterInterface $nameConverter = null, ClassMetadataFactoryInterface $classMetadataFactory = null, ItemDataProviderInterface $itemDataProvider = null, bool $allowPlainIdentifiers = false, LoggerInterface $logger = null, iterable $dataTransformers = [], ResourceMetadataFactoryInterface $resourceMetadataFactory = null, ResourceAccessCheckerInterface $resourceAccessChecker = null, ResourceTranslatorInterface $resourceTranslator = null)
     {
-        parent::__construct($propertyNameCollectionFactory, $propertyMetadataFactory, $iriConverter, $resourceClassResolver, $propertyAccessor, $nameConverter, $classMetadataFactory, $itemDataProvider, $allowPlainIdentifiers, $logger ?: new NullLogger(), $dataTransformers, $resourceMetadataFactory, $resourceAccessChecker);
+        parent::__construct($propertyNameCollectionFactory, $propertyMetadataFactory, $iriConverter, $resourceClassResolver, $propertyAccessor, $nameConverter, $classMetadataFactory, $itemDataProvider, $allowPlainIdentifiers, $logger ?: new NullLogger(), $dataTransformers, $resourceMetadataFactory, $resourceAccessChecker, $resourceTranslator);
 
         $this->identifiersExtractor = $identifiersExtractor;
     }

src/JsonApi/Serializer/ItemNormalizer.php

@@ -24,6 +24,7 @@
 use ApiPlatform\Core\Serializer\AbstractItemNormalizer;
 use ApiPlatform\Core\Serializer\CacheKeyTrait;
 use ApiPlatform\Core\Serializer\ContextTrait;
+use ApiPlatform\Core\Translation\ResourceTranslatorInterface;
 use ApiPlatform\Core\Util\ClassInfoTrait;
 use Symfony\Component\PropertyAccess\PropertyAccessorInterface;
 use Symfony\Component\PropertyInfo\Type;
@@ -51,9 +52,9 @@ final class ItemNormalizer extends AbstractItemNormalizer
 
     private $componentsCache = [];
 
-    public function __construct(PropertyNameCollectionFactoryInterface $propertyNameCollectionFactory, PropertyMetadataFactoryInterface $propertyMetadataFactory, IriConverterInterface $iriConverter, ResourceClassResolverInterface $resourceClassResolver, ?PropertyAccessorInterface $propertyAccessor, ?NameConverterInterface $nameConverter, ResourceMetadataFactoryInterface $resourceMetadataFactory, array $defaultContext = [], iterable $dataTransformers = [], ResourceAccessCheckerInterface $resourceAccessChecker = null)
+    public function __construct(PropertyNameCollectionFactoryInterface $propertyNameCollectionFactory, PropertyMetadataFactoryInterface $propertyMetadataFactory, IriConverterInterface $iriConverter, ResourceClassResolverInterface $resourceClassResolver, ?PropertyAccessorInterface $propertyAccessor, ?NameConverterInterface $nameConverter, ResourceMetadataFactoryInterface $resourceMetadataFactory, array $defaultContext = [], iterable $dataTransformers = [], ResourceAccessCheckerInterface $resourceAccessChecker = null, ResourceTranslatorInterface $resourceTranslator = null)
     {
-        parent::__construct($propertyNameCollectionFactory, $propertyMetadataFactory, $iriConverter, $resourceClassResolver, $propertyAccessor, $nameConverter, null, null, false, $defaultContext, $dataTransformers, $resourceMetadataFactory, $resourceAccessChecker);
+        parent::__construct($propertyNameCollectionFactory, $propertyMetadataFactory, $iriConverter, $resourceClassResolver, $propertyAccessor, $nameConverter, null, null, false, $defaultContext, $dataTransformers, $resourceMetadataFactory, $resourceAccessChecker, $resourceTranslator);
     }
 
     /**

src/JsonLd/ContextBuilder.php

@@ -18,6 +18,7 @@
 use ApiPlatform\Core\Metadata\Property\Factory\PropertyNameCollectionFactoryInterface;
 use ApiPlatform\Core\Metadata\Resource\Factory\ResourceMetadataFactoryInterface;
 use ApiPlatform\Core\Metadata\Resource\Factory\ResourceNameCollectionFactoryInterface;
+use ApiPlatform\Core\Translation\ResourceTranslatorInterface;
 use ApiPlatform\Core\Util\ClassInfoTrait;
 use Symfony\Component\Serializer\NameConverter\NameConverterInterface;
 
@@ -42,15 +43,17 @@ final class ContextBuilder implements AnonymousContextBuilderInterface
      * @var NameConverterInterface|null
      */
     private $nameConverter;
+    private $resourceTranslator;
 
-    public function __construct(ResourceNameCollectionFactoryInterface $resourceNameCollectionFactory, ResourceMetadataFactoryInterface $resourceMetadataFactory, PropertyNameCollectionFactoryInterface $propertyNameCollectionFactory, PropertyMetadataFactoryInterface $propertyMetadataFactory, UrlGeneratorInterface $urlGenerator, NameConverterInterface $nameConverter = null)
+    public function __construct(ResourceNameCollectionFactoryInterface $resourceNameCollectionFactory, ResourceMetadataFactoryInterface $resourceMetadataFactory, PropertyNameCollectionFactoryInterface $propertyNameCollectionFactory, PropertyMetadataFactoryInterface $propertyMetadataFactory, UrlGeneratorInterface $urlGenerator, NameConverterInterface $nameConverter = null, ResourceTranslatorInterface $resourceTranslator = null)
     {
         $this->resourceNameCollectionFactory = $resourceNameCollectionFactory;
         $this->resourceMetadataFactory = $resourceMetadataFactory;
         $this->propertyNameCollectionFactory = $propertyNameCollectionFactory;
         $this->propertyMetadataFactory = $propertyMetadataFactory;
         $this->urlGenerator = $urlGenerator;
         $this->nameConverter = $nameConverter;
+        $this->resourceTranslator = $resourceTranslator;
     }
 
     /**
@@ -151,6 +154,9 @@ public function getAnonymousResourceContext($object, array $context = [], int $r
     private function getResourceContextWithShortname(string $resourceClass, int $referenceType, string $shortName): array
     {
         $context = $this->getBaseContext($referenceType);
+        if ($this->resourceTranslator && $this->resourceTranslator->isResourceClassTranslatable($resourceClass) && $locale = $this->resourceTranslator->getLocale()) {
+            $context['@language'] = $locale;
+        }
 
         foreach ($this->propertyNameCollectionFactory->create($resourceClass) as $propertyName) {
             $propertyMetadata = $this->propertyMetadataFactory->create($resourceClass, $propertyName);