Initial commit as of 2018-10-16

application/controllers/Lang.php

@@ -0,0 +1,29 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+class Lang extends MY_Controller
+{
+    public function __construct()
+    {
+        parent::__construct();
+        $this->load->helper('url');
+        $this->load->helper('cookie');
+    }
+
+    function change($lang = "en")
+    {
+        if (isset($_GET['r']) && !empty($_GET['r'])) {
+            $url = urldecode(base64_decode($_GET['r']));
+        } else {
+            $url = base_url();
+        }
+        if (in_array($lang, ['de', 'en', 'fr'])) {
+            $this->session->set_userdata('site_lang', $lang);
+            setcookie('language', $lang, time() + 7776000, '/');
+        } else {
+            $this->session->set_userdata('site_lang', 'en');
+            setcookie('language', 'en', time() + 7776000, '/');
+        }
+        redirect($url);
+    }
+}