Fix print() exposed to the Luacontroller

2018-07-23 13:16:01 +03:00 · 2018-07-23 13:16:01 +03:00 · ae0c6149b0
parent f61b1affea
commit ae0c6149b0
1 changed files with 4 additions and 0 deletions
--- a/mesecons_luacontroller/init.lua
+++ b/mesecons_luacontroller/init.lua
@ -198,7 +198,11 @@ end
 -------------------------

 local function safe_print(param)
+	local string_meta = getmetatable("")
+	local sandbox = string_meta.__index
+	string_meta.__index = string -- Leave string sandbox temporarily
 	print(dump(param))
+	string_meta.__index = sandbox -- Restore string sandbox
 end

 local function safe_date()