first commit

administrator/components/com_admin/postinstall/addnosniff.php

@@ -0,0 +1,30 @@
+<?php
+
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  com_admin
+ *
+ * @copyright   (C) 2019 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ *
+ * This file contains post-installation message handling for notifying users of a change
+ * in the default .htaccess and web.config files.
+ */
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * Notifies users of the add the nosniff headers by applying the changes from the default .htaccess or web.config file
+ *
+ * This check returns true regardless of condition.
+ *
+ * @return  boolean
+ *
+ * @since   3.4
+ */
+function admin_postinstall_addnosniff_condition()
+{
+    return true;
+}