digilines/digilines_inventory/chest.lua
Cy 3183371050 Chest not throwing away pipeworks info
tube = {...} = bad
tube = tableMergeImmutable(defaultChest.tube,{...}) = good

There was also a thing where the stack was sometimes already
stringified.
2013-10-14 19:34:53 -07:00

150 lines
5.7 KiB
Lua

local defaultChest = minetest.registered_nodes['default:chest']
if table.copy == nil then
-- http://lua-users.org/wiki/CopyTable
table.copy = function(orig)
local orig_type = type(orig)
local copy
if orig_type == 'table' then
copy = {}
for orig_key, orig_value in pairs(orig) do
copy[orig_key] = orig_value
end
else -- number, string, boolean, etc
copy = orig
end
return copy
end
end
local sendMessage = function (pos, msg, channel)
if channel == nil then
channel = minetest.get_meta(pos):get_string("channel")
end
digiline:receptor_send(pos,digiline.rules.default,channel,msg)
end
tableMerge = function(first_table,second_table)
if second_table == nil then return end
for k,v in pairs(second_table) do first_table[k] = v end
end
tableMergeImmutable = function(first_table, second_table)
if first_table == nil then return second_table end
if second_table == nil then return first_table end
copy = table.copy(first_table)
for k,v in pairs(second_table) do copy[k] = v end
return copy
end
local mychest = table.copy(defaultChest)
function defer(what,...)
if what then
return what(...)
end
end
function maybeString(stack)
if type(stack)=='string' then return stack
elseif type(stack)=='table' then return dump(stack)
else return stack:to_string()
end
end
mychest = tableMergeImmutable(defaultChest,{
description = "Digiline Chest",
digiline = {
receptor = {},
effector = {
action = function(pos,node,channel,msg) end
}
},
on_construct = function(pos)
defaultChest.on_construct(pos)
local meta = minetest.get_meta(pos)
-- we'll sneak into row 4 thanks
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)
end,
tube = tableMergeImmutable(defaultChest.tube, {
-- note: mese filters cannot put part of a stack in the destination.
-- space for 50 coal with 99 added will pop out 99, not 49.
connects = function(i,param2)
return not pipeworks.connects.facingFront(i,param2)
end,
insert_object = function(pos, node, stack, direction)
local leftover = defaultChest.tube.insert_object(pos,node,stack,direction)
local count = leftover:get_count()
if count == 0 then
local derpstack = stack:get_name()..' 1'
if not defaultChest.tube.can_insert(pos, node, derpstack, direction) then
-- when you can't put a single more of whatever you just put,
-- you'll get a put for it, then a full
sendMessage(pos,"full "..maybeString(stack)..' '..tostring(count))
end
else
-- this happens when the chest has received two stacks in a row and
-- filled up exactly with the first one.
-- You get a put for the first stack, a put for the second
-- and then a overflow with the first in stack and the second in leftover
-- and NO full?
sendMessage(pos,"overflow "..maybeString(stack)..' '..tostring(count))
end
return leftover
end,
can_insert = function(pos, node, stack, direction)
local can = defaultChest.tube.can_insert(pos, node, stack, direction)
if can then
sendMessage(pos,"put "..maybeString(stack))
else
-- overflow and lost means that items are gonna be out as entities :/
sendMessage(pos,"lost "..maybeString(stack))
end
return can
end,
}),
allow_metadata_inventory_put = function(pos, listname, index, stack, player)
if not mychest.tube.can_insert(pos,nil,stack,nil) then
sendMessage(pos,"uoverflow "..maybeString(stack))
end
local ret = defer(defaultChest.allow_metadata_inventory_put, pos, listname, index, stack, player)
if ret then return ret end
return stack:get_count()
end,
on_metadata_inventory_put = function(pos, listname, index, stack, player)
local channel = minetest.get_meta(pos):get_string("channel")
local send = function(msg)
sendMessage(pos,msg,channel)
end
-- direction is only for furnaces
-- as the item has already been put, can_insert should return false if the chest is now full.
local derpstack = stack:get_name()..' 1'
if mychest.tube.can_insert(pos,nil,derpstack,nil) then
send("uput "..maybeString(stack))
else
send("ufull "..maybeString(stack))
end
return defer(defaultChest.on_metadata_inventory_put, pos, listname, index, stack, player)
end,
on_metadata_inventory_take = function(pos, listname, index, stack, player)
sendMessage(pos,"utake "..maybeString(stack))
return defaultChest.on_metadata_inventory_take(pos, listname, index, stack, player)
end
})
if mychest.tube.can_insert == nil then
-- we can use the can_insert function from pipeworks, but will duplicate if not found.
mychest.tube.can_insert = function(pos,node,stack,direction)
local meta=minetest.get_meta(pos)
local inv=meta:get_inventory()
return inv:room_for_item("main",stack)
end
end
-- minetest.register_node(":default:chest", mychest)
minetest.register_node("digilines_inventory:chest", mychest)