From 469e1ff890829ed31a533afffec57c311f9220da Mon Sep 17 00:00:00 2001
From: kagla <kagla@naver.com>
Date: Thu, 16 Sep 2021 06:05:59 +0000
Subject: [PATCH] =?UTF-8?q?PHP8=EC=97=90=EC=84=9C=20=EB=82=98=EC=98=A4?=
 =?UTF-8?q?=EB=8A=94=20PHP=20Warning:=20=20Undefined=20array=20key=20"HTTP?=
 =?UTF-8?q?=5FUSER=5FAGENT"=20=EC=98=A4=EB=A5=98=20=EC=88=98=EC=A0=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 common.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/common.php b/common.php
index 0a3930ab9..3accb2512 100644
--- a/common.php
+++ b/common.php
@@ -339,8 +339,10 @@ if( $config['cf_cert_use'] || (defined('G5_YOUNGCART_VER') && G5_YOUNGCART_VER)
             $res = @session_start($options);
 
             // IE 브라우저 또는 엣지브라우저 또는 IOS 모바일과 http환경에서는 secure; SameSite=None을 설정하지 않습니다.
-            if( preg_match('/Edge/i', $_SERVER['HTTP_USER_AGENT']) || preg_match('/(iPhone|iPod|iPad).*AppleWebKit.*Safari/i', $_SERVER['HTTP_USER_AGENT']) || preg_match('~MSIE|Internet Explorer~i', $_SERVER['HTTP_USER_AGENT']) || preg_match('~Trident/7.0(; Touch)?; rv:11.0~',$_SERVER['HTTP_USER_AGENT']) || ! (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']=='on') ){
-                return $res;
+            if (isset($_SERVER['HTTP_USER_AGENT'])) {
+                if( preg_match('/Edge/i', $_SERVER['HTTP_USER_AGENT']) || preg_match('/(iPhone|iPod|iPad).*AppleWebKit.*Safari/i', $_SERVER['HTTP_USER_AGENT']) || preg_match('~MSIE|Internet Explorer~i', $_SERVER['HTTP_USER_AGENT']) || preg_match('~Trident/7.0(; Touch)?; rv:11.0~',$_SERVER['HTTP_USER_AGENT']) || ! (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']=='on') ){
+                    return $res;
+                }
             }
 
             $headers = headers_list();