diff core/modules/jsonapi/src/ParamConverter/EntityUuidConverter.php @ 18:af1871eacc83

Update to Drupal core 8.7.1

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/jsonapi/src/ParamConverter/EntityUuidConverter.php	Thu May 09 15:33:08 2019 +0100
@@ -0,0 +1,97 @@
+<?php
+
+namespace Drupal\jsonapi\ParamConverter;
+
+use Drupal\Core\Entity\EntityInterface;
+use Drupal\Core\Language\LanguageInterface;
+use Drupal\Core\Language\LanguageManagerInterface;
+use Drupal\Core\ParamConverter\EntityConverter;
+use Drupal\Core\TypedData\TranslatableInterface;
+use Drupal\jsonapi\Routing\Routes;
+use Symfony\Cmf\Component\Routing\RouteObjectInterface;
+use Symfony\Component\HttpKernel\Exception\MethodNotAllowedHttpException;
+use Symfony\Component\Routing\Route;
+
+/**
+ * Parameter converter for upcasting entity UUIDs to full objects.
+ *
+ * @internal JSON:API maintains no PHP API since its API is the HTTP API. This
+ *   class may change at any time and this will break any dependencies on it.
+ *
+ * @see https://www.drupal.org/project/jsonapi/issues/3032787
+ * @see jsonapi.api.php
+ *
+ * @see \Drupal\Core\ParamConverter\EntityConverter
+ *
+ * @todo Remove when https://www.drupal.org/node/2353611 lands.
+ */
+class EntityUuidConverter extends EntityConverter {
+
+  /**
+   * The language manager.
+   *
+   * @var \Drupal\Core\Language\LanguageManagerInterface
+   */
+  protected $languageManager;
+
+  /**
+   * Injects the language manager.
+   *
+   * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
+   *   The language manager to get the current content language.
+   */
+  public function setLanguageManager(LanguageManagerInterface $language_manager) {
+    $this->languageManager = $language_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function convert($value, $definition, $name, array $defaults) {
+    $entity_type_id = $this->getEntityTypeFromDefaults($definition, $name, $defaults);
+    // @see https://www.drupal.org/project/drupal/issues/2624770
+    $entity_type_manager = isset($this->entityTypeManager)
+      ? $this->entityTypeManager
+      : $this->entityManager;
+    $uuid_key = $entity_type_manager->getDefinition($entity_type_id)
+      ->getKey('uuid');
+    if ($storage = $entity_type_manager->getStorage($entity_type_id)) {
+      if (!$entities = $storage->loadByProperties([$uuid_key => $value])) {
+        return NULL;
+      }
+      $entity = reset($entities);
+      // If the entity type is translatable, ensure we return the proper
+      // translation object for the current context.
+      if ($entity instanceof EntityInterface && $entity instanceof TranslatableInterface) {
+        // @see https://www.drupal.org/project/drupal/issues/2624770
+        $entity_repository = isset($this->entityRepository) ? $this->entityRepository : $this->entityManager;
+        $entity = $entity_repository->getTranslationFromContext($entity, NULL, ['operation' => 'entity_upcast']);
+        // JSON:API always has only one method per route.
+        $method = $defaults[RouteObjectInterface::ROUTE_OBJECT]->getMethods()[0];
+        if (in_array($method, ['PATCH', 'DELETE'], TRUE)) {
+          $current_content_language = $this->languageManager->getCurrentLanguage(LanguageInterface::TYPE_CONTENT)->getId();
+          if ($method === 'DELETE' && (!$entity->isDefaultTranslation() || $entity->language()->getId() !== $current_content_language)) {
+            throw new MethodNotAllowedHttpException(['GET'], 'Deleting a resource object translation is not yet supported. See https://www.drupal.org/docs/8/modules/jsonapi/translations.');
+          }
+          if ($method === 'PATCH' && $entity->language()->getId() !== $current_content_language) {
+            $available_translations = implode(', ', array_keys($entity->getTranslationLanguages()));
+            throw new MethodNotAllowedHttpException(['GET'], sprintf('The requested translation of the resource object does not exist, instead modify one of the translations that do exist: %s.', $available_translations));
+          }
+        }
+      }
+      return $entity;
+    }
+    return NULL;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function applies($definition, $name, Route $route) {
+    return (
+      (bool) Routes::getResourceTypeNameFromParameters($route->getDefaults()) &&
+      !empty($definition['type']) && strpos($definition['type'], 'entity') === 0
+    );
+  }
+
+}