From 4b12ea826015a3b9aee912f3597befa11f8752f2 Mon Sep 17 00:00:00 2001
From: thisgun <thisgun@naver.com>
Date: Mon, 13 Jun 2022 10:41:09 +0900
Subject: [PATCH] =?UTF-8?q?get=5Frandom=5Ftoken=5Fstring=20=ED=95=A8?=
 =?UTF-8?q?=EC=88=98=20=EC=BD=94=EB=93=9C=20=EC=9E=AC=EC=88=98=EC=A0=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lib/common.lib.php | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/lib/common.lib.php b/lib/common.lib.php
index b873868df..7c1e0d26b 100644
--- a/lib/common.lib.php
+++ b/lib/common.lib.php
@@ -3951,10 +3951,7 @@ function get_random_token_string($length=6)
     }
 
     $characters = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
-    $characters_length = strlen($characters);
-    $output = '';
-    for ($i = 0; $i < $length; $i++)
-        $output .= $characters[rand(0, $characters_length - 1)];
+    $output = substr(str_shuffle($characters), 0, $length);     // jihan001 님 제안코드로 수정
 
     return bin2hex($output);
 }