From 5af27aa338fd66f506487978b41c4ea2cc3cd720 Mon Sep 17 00:00:00 2001
From: caoyanyi <caoyanyi@easycorp.ltd>
Date: Thu, 27 Apr 2023 13:25:35 +0800
Subject: [PATCH] * Fix bug #34893, Modify back button link.

---
 lib/base/front/front.class.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/base/front/front.class.php b/lib/base/front/front.class.php
index e00226eae8..0c00d47a97 100644
--- a/lib/base/front/front.class.php
+++ b/lib/base/front/front.class.php
@@ -526,8 +526,8 @@ class baseHTML
         /* If the link of the referer is not the link of the current page or the link of the index,  the cookie and gobackLink will be updated. */
         if(preg_match("/(?:m=|\/)([a-zA-Z0-9]+)(?:(&f=)|(-?))([a-zA-Z0-9]+)?(?:&|-|\.)?/", strtolower($refererLink), $matches))
         {
-            if(!isset($matches[2])) $matches[2] = $config->default->method;
-            if(!in_array($matches[1], array($config->default->module, 'search')) or !in_array($matches[2], array($config->default->method, 'buildquery')))
+            if(!isset($matches[4])) $matches[4] = $config->default->method;
+            if(!in_array($matches[1], array($config->default->module, 'search')) or !in_array($matches[4], array($config->default->method, 'buildquery')))
             {
                 if($matches[1] != 'index' and ($matches[1] != $currentModule or $matches[4] != $currentMethod))
                 {