From 6c62ab8e0b95adea2e3ebfda4101012e0c5fb5c0 Mon Sep 17 00:00:00 2001
From: nao-pon <hypweb@gmail.com>
Date: Thu, 26 Sep 2024 17:54:37 +0900
Subject: [PATCH] Fix #3637 FILTER_SANITIZE_STRING is deprecated (PHP 8.1)

---
 php/elFinderVolumeDropbox2.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/php/elFinderVolumeDropbox2.class.php b/php/elFinderVolumeDropbox2.class.php
index f23551710a..f00d79c8f9 100644
--- a/php/elFinderVolumeDropbox2.class.php
+++ b/php/elFinderVolumeDropbox2.class.php
@@ -363,7 +363,7 @@ public function netmountPrepare($options)
                     if ($code && $state) {
                         if (!empty($options['id'])) {
                             // see https://github.com/kunalvarma05/dropbox-php-sdk/issues/115
-                            $authHelper->getPersistentDataStore()->set('state', filter_var($state, FILTER_SANITIZE_STRING));
+                            $authHelper->getPersistentDataStore()->set('state', htmlspecialchars($state));
                             $tokenObj = $authHelper->getAccessToken($code, $state, $callback);
                             $options['tokens'] = [
                                 'access_token' => $tokenObj->getToken(),