add js script using a controller

lib/Controller/JsController.php

@@ -0,0 +1,63 @@
+<?php
+/**
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace OCA\SideMenu\Controller;
+
+use OCP\AppFramework\Controller;
+use OCP\AppFramework\Http\TemplateResponse;
+use OCP\AppFramework\Http\Response;
+use OCP\IConfig;
+use OCP\IRequest;
+
+class JsController extends Controller
+{
+
+    /** @var \OCP\IConfig */
+    protected $config;
+
+    /**
+     * @param string $appName
+     * @param IRequest $request
+     * @param IConfig $config
+     */
+    public function __construct($appName, IRequest $request, IConfig $config)
+    {
+        parent::__construct($appName, $request);
+
+        $this->config = $config;
+    }
+
+    /**
+     * @NoAdminRequired
+     * @NoCSRFRequired
+     * @PublicPage
+     *
+     * @return Response
+     */
+    public function script()
+    {
+        $parameters = [
+            'opener-hover' => (bool) $this->config->getAppValue('side_menu', 'opener-hover', '0'),
+        ];
+
+        $response = new TemplateResponse('side_menu', 'js/script', $parameters, 'blank');
+        $response->addHeader('Content-Type', 'text/javascript');
+
+        return $response;
+    }
+}