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authorCarter Kolwey <fhrfuyduduf@gmail.com>2014-06-05 00:55:29 -0500
committerCarter Kolwey <fhrfuyduduf@gmail.com>2014-06-05 00:55:29 -0500
commitccd3fbe7ed4e6c1e3729f403cf6450e7f3abd92c (patch)
tree781ecca58389c4a5ec2ab5eb54fc8eb75ac30962
parentd674101936350e828138cdac24717700aca3d80f (diff)
Don't change the channel if the new channel is nil
-rw-r--r--digilines_inventory/init.lua6
1 files changed, 4 insertions, 2 deletions
diff --git a/digilines_inventory/init.lua b/digilines_inventory/init.lua
index d40f7e6..4fe9397 100644
--- a/digilines_inventory/init.lua
+++ b/digilines_inventory/init.lua
@@ -55,8 +55,10 @@ mychest = tableMergeImmutable(defaultChest,{
meta:set_string("formspec",meta:get_string("formspec").."\nfield[2,4.5;5,1;channel;Channel;${channel}]")
end,
on_receive_fields = function(pos, formname, fields, sender)
- minetest.get_meta(pos):set_string("channel",fields.channel)
- return defer(defaultChest.on_receive_fields, pos, formname, fields, sender)
+ if fields.channel ~= nil then
+ minetest.get_meta(pos):set_string("channel",fields.channel)
+ return defer(defaultChest.on_receive_fields, pos, formname, fields, sender)
+ end
end,
tube = tableMergeImmutable(defaultChest.tube, {
-- note: mese filters cannot put part of a stack in the destination.