From ad988f5b99e7d8f2c9ddc51d27da7f076ea94151 Mon Sep 17 00:00:00 2001
From: Eric Schultz <eric@startuperic.com>
Date: Fri, 30 Aug 2019 14:54:21 -0500
Subject: [PATCH] show warning on login page when browser cookies are disabled

---
 login.php | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/login.php b/login.php
index b403c4227..885a1b022 100644
--- a/login.php
+++ b/login.php
@@ -328,6 +328,14 @@ $theme_dark = in_array($display['theme'],['black','gray']);
                         <input name="csrf_token" type="hidden" value="<?=$var['csrf_token']?>">
                     </p>
                     <? if ($error) echo '<p class="error">'.$error.'</p>'; ?>
+                    <script type="text/javascript">
+                        document.cookie = "cookietest=1";
+                        cookieEnabled = document.cookie.indexOf("cookietest=")!=-1;
+                        document.cookie = "cookietest=1; expires=Thu, 01-Jan-1970 00:00:01 GMT";
+                        if (!cookieEnabled) {
+                            document.write('<p class="error">Browser cookie support required for login</p>');
+                        }
+                    </script>
                     <p>
                         <button type="submit" class="button button--small">Login</button>
                     </p>