diff core/modules/rest/src/Plugin/Deriver/EntityDeriver.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/rest/src/Plugin/Deriver/EntityDeriver.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,97 @@
+<?php
+
+namespace Drupal\rest\Plugin\Deriver;
+
+use Drupal\Core\Entity\EntityManagerInterface;
+use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides a resource plugin definition for every entity type.
+ *
+ * @see \Drupal\rest\Plugin\rest\resource\EntityResource
+ */
+class EntityDeriver implements ContainerDeriverInterface {
+
+  /**
+   * List of derivative definitions.
+   *
+   * @var array
+   */
+  protected $derivatives;
+
+  /**
+   * The entity manager.
+   *
+   * @var \Drupal\Core\Entity\EntityManagerInterface
+   */
+  protected $entityManager;
+
+  /**
+   * Constructs an EntityDeriver object.
+   *
+   * @param \Drupal\Core\Entity\EntityManagerInterface $entity_manager
+   *   The entity manager.
+   */
+  public function __construct(EntityManagerInterface $entity_manager) {
+    $this->entityManager = $entity_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, $base_plugin_id) {
+    return new static(
+      $container->get('entity.manager')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDerivativeDefinition($derivative_id, $base_plugin_definition) {
+    if (!isset($this->derivatives)) {
+      $this->getDerivativeDefinitions($base_plugin_definition);
+    }
+    if (isset($this->derivatives[$derivative_id])) {
+      return $this->derivatives[$derivative_id];
+    }
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDerivativeDefinitions($base_plugin_definition) {
+    if (!isset($this->derivatives)) {
+      // Add in the default plugin configuration and the resource type.
+      foreach ($this->entityManager->getDefinitions() as $entity_type_id => $entity_type) {
+        $this->derivatives[$entity_type_id] = [
+          'id' => 'entity:' . $entity_type_id,
+          'entity_type' => $entity_type_id,
+          'serialization_class' => $entity_type->getClass(),
+          'label' => $entity_type->getLabel(),
+        ];
+
+        $default_uris = [
+          'canonical' => "/entity/$entity_type_id/" . '{' . $entity_type_id . '}',
+          'create' => "/entity/$entity_type_id",
+        ];
+
+        foreach ($default_uris as $link_relation => $default_uri) {
+          // Check if there are link templates defined for the entity type and
+          // use the path from the route instead of the default.
+          if ($link_template = $entity_type->getLinkTemplate($link_relation)) {
+            $this->derivatives[$entity_type_id]['uri_paths'][$link_relation] = $link_template;
+          }
+          else {
+            $this->derivatives[$entity_type_id]['uri_paths'][$link_relation] = $default_uri;
+          }
+        }
+
+        $this->derivatives[$entity_type_id] += $base_plugin_definition;
+      }
+    }
+    return $this->derivatives;
+  }
+
+}