From 7a1c58009b2b2bc8e344b626bfd541e54e567b46 Mon Sep 17 00:00:00 2001
From: DanyLE <xsang.le@gmail.com>
Date: Fri, 2 Sep 2022 20:10:35 +0200
Subject: [PATCH] add random salt string generation in core API

---
 APIs/api.lua   |  2 +-
 APIs/utils.lua | 13 +++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/APIs/api.lua b/APIs/api.lua
index 07f9b65..8576093 100644
--- a/APIs/api.lua
+++ b/APIs/api.lua
@@ -1,4 +1,4 @@
-
+math.randomseed(os.clock())
 package.cpath = __api__.apiroot..'/?.so'
 require("antd")
 std = modules.std()
diff --git a/APIs/utils.lua b/APIs/utils.lua
index 93c4728..8f933c8 100644
--- a/APIs/utils.lua
+++ b/APIs/utils.lua
@@ -145,4 +145,17 @@ end
 
 function firstToUpper(str)
     return (str:gsub("^%l", string.upper))
+end
+
+
+local charset = "qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM1234567890"
+
+function utils.generate_salt(length)
+	local ret = {}
+	local r
+	for i = 1, length do
+		r = math.random(1, #charset)
+		table.insert(ret, charset:sub(r, r))
+	end
+	return table.concat(ret)
 end
\ No newline at end of file