Imported code from old repository

classes/DI/DynamicLoader.php

@@ -0,0 +1,34 @@
+<?php
+
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+ 
+namespace CloudObjects\PhpMAE\DI;
+
+use Psr\Http\Message\RequestInterface;
+use CloudObjects\SDK\ObjectRetriever;
+use CloudObjects\PhpMAE\Engine, CloudObjects\PhpMAE\ClassRepository;
+
+/**
+ * The DynamicLoader allows accessing other classes that are not
+ * statically defined as dependencies.
+ */
+class DynamicLoader {
+
+    private $retriever;
+    private $repository;
+
+    public function __construct(ObjectRetriever $retriever, ClassRepository $repository) {
+        $this->retriever = $retriever;
+        $this->repository = $repository;
+    }
+
+    public function get($coid, RequestInterface $request = null) {
+        $object = $this->retriever->get($coid);
+        return isset($object)
+            ? $this->repository->createInstance($object, $request)->get(Engine::SKEY)
+            : null;
+    }
+
+}