From e23a308a1fe0c11ee45332c074ef2351f98c6e3d Mon Sep 17 00:00:00 2001
From: cheapie <no-email-for-you@example.com>
Date: Sat, 1 Sep 2018 07:57:57 -0500
Subject: Allow lights to be controlled by strings as well

---
 init.lua | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/init.lua b/init.lua
index 0eb753f..01aa586 100644
--- a/init.lua
+++ b/init.lua
@@ -1039,8 +1039,9 @@ for i=0,14,1 do
 				action = function(pos,node,channel,msg)
 						local meta = minetest.get_meta(pos)
 						if meta:get_string("channel") ~= channel then return end
-						if type(msg) ~= "number" or msg > 14 or msg < 0 then return end
-						node.name = "digistuff:light_"..math.floor(msg)
+						local value = tonumber(msg)
+						if (not value) or value > 14 or value < 0 then return end
+						node.name = "digistuff:light_"..math.floor(value)
 						minetest.swap_node(pos,node)
 					end
 			},
-- 
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