From 5f8744e41486876a47b25c8157e9c729aa923d25 Mon Sep 17 00:00:00 2001
From: Thomas Hochstein <thh@inter.net>
Date: Sun, 13 Oct 2019 17:35:58 +0200
Subject: [PATCH] Assume uninitialized constant PLUGIN_LINK_SPARTACUS.

Fixes #638.

Backported from master branch.

Signed-off-by: Thomas Hochstein <thh@inter.net>
---
 include/functions_plugins_admin.inc.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/functions_plugins_admin.inc.php b/include/functions_plugins_admin.inc.php
index 74c99c19..b19384ba 100644
--- a/include/functions_plugins_admin.inc.php
+++ b/include/functions_plugins_admin.inc.php
@@ -163,7 +163,7 @@ function show_plugins($event_only = false, $sidebars = null)
                         $spartacus_type = 'sidebar';
                     }
                     $desc .= sprintf('<span class="block_level"><a href="http://spartacus.s9y.org/index.php?mode=bygroups_%s_%s#%s">%s</a></span>',
-                             $spartacus_type, $serendipity['lang'], $plugin_data['path'], PLUGIN_LINK_SPARTACUS);
+                             $spartacus_type, $serendipity['lang'], $plugin_data['path'], (defined('PLUGIN_LINK_SPARTACUS') ? PLUGIN_LINK_SPARTACUS : 'PLUGIN_LINK_SPARTACUS'));
                 }
                 $desc .= '<span class="block_level">' . ucfirst(VERSION)  . ': ' . $bag->get('version') . '</span>';
                 $desc .= '</details>';