From 7db6fb3ca74d38a0c054233207b545836669785a Mon Sep 17 00:00:00 2001
From: raymoo <uguu@installgentoo.com>
Date: Thu, 17 Nov 2016 20:19:33 -0800
Subject: [PATCH] mod security compatibility

---
 exchange.lua |  3 ++-
 init.lua     | 11 +++++++----
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/exchange.lua b/exchange.lua
index e3bfdee..316b10a 100644
--- a/exchange.lua
+++ b/exchange.lua
@@ -1,5 +1,6 @@
 
-local sql = require("lsqlite3")
+local insecure_env = ...
+local sql = insecure_env.require("lsqlite3")
 local exports = {}
 
 local init_query = [=[
diff --git a/init.lua b/init.lua
index aed516b..460040d 100644
--- a/init.lua
+++ b/init.lua
@@ -1,16 +1,19 @@
 
+local insecure_env = minetest.request_insecure_environment()
+assert(insecure_env,
+	"global_exchange needs to be trusted to run under mod security.")
+
 local modpath = minetest.get_modpath(minetest.get_current_modname()) .. "/"
 
 local income = tonumber(minetest.setting_get("citizens_income")) or 10
-
 local income_interval = 1200
-
 local income_msg = "You receive your citizen's income (+" .. income .. ")"
 
 local next_payout = os.time() + income_interval
 
-local exchange = (dofile(modpath .. "exchange.lua")).open_exchange(
-	minetest.get_worldpath() .. "/global_exchange.db"
+local exchange =
+        assert(loadfile(modpath .. "exchange.lua"))(insecure_env).open_exchange(
+		minetest.get_worldpath() .. "/global_exchange.db"
 )