added plugin screen (#671)

src/Controller/PluginController.php

@@ -0,0 +1,51 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Controller;
+
+use App\Plugin\PluginManager;
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\Security;
+use Symfony\Component\Routing\Annotation\Route;
+
+/**
+ * @Route(path="/admin/plugins")
+ * @Security("is_granted('plugins')")
+ */
+class PluginController extends AbstractController
+{
+    /**
+     * @var PluginManager
+     */
+    protected $plugins;
+
+    /**
+     * @param PluginManager $manager
+     */
+    public function __construct(PluginManager $manager)
+    {
+        $this->plugins = $manager;
+    }
+
+    /**
+     * @Route(path="/", name="plugins", methods={"GET"})
+     *
+     * @return \Symfony\Component\HttpFoundation\Response
+     */
+    public function indexAction()
+    {
+        $plugins = $this->plugins->getPlugins();
+        foreach ($this->plugins->getPlugins() as $plugin) {
+            $this->plugins->loadMetadata($plugin);
+        }
+
+        return $this->render('plugin/index.html.twig', [
+            'plugins' => $plugins,
+        ]);
+    }
+}