make the filters use ghostitems (#197)

This commit is contained in:
DS 2017-09-26 05:22:25 +02:00 committed by Vanessa Ezekowitz
parent 736d67784c
commit b2bb4c5280

@ -319,8 +319,7 @@ local function punch_filter(data, filtpos, filtnode, msg)
local frominv
if fromtube.return_input_invref then
local pos = vector.add(filtpos, vector.multiply(dir, -1))
frominv = fromtube.return_input_invref(pos, fromnode, dir, owner)
frominv = fromtube.return_input_invref(frompos, fromnode, dir, owner)
if not frominv then
return
end
@ -387,12 +386,22 @@ for _, data in ipairs({
end,
after_dig_node = pipeworks.after_dig,
allow_metadata_inventory_put = function(pos, listname, index, stack, player)
if not pipeworks.may_configure(pos, player) then return 0 end
return stack:get_count()
if not pipeworks.may_configure(pos, player) then
return 0
end
local inv = minetest.get_meta(pos):get_inventory()
inv:set_stack("main", index, stack)
return 0
end,
allow_metadata_inventory_take = function(pos, listname, index, stack, player)
if not pipeworks.may_configure(pos, player) then return 0 end
return stack:get_count()
if not pipeworks.may_configure(pos, player) then
return 0
end
local inv = minetest.get_meta(pos):get_inventory()
local fake_stack = inv:get_stack("main", index)
fake_stack:take_item(stack:get_count())
inv:set_stack("main", index, fake_stack)
return 0
end,
allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
if not pipeworks.may_configure(pos, player) then return 0 end
@ -490,3 +499,64 @@ if minetest.get_modpath("digilines") then
},
})
end
--[[
In the past the filter-injectors had real items in their inventories. This code
puts them to the input to the filter-injector if possible. Else the items are
dropped.
]]
local function put_to_inputinv(pos, node, filtmeta, list)
local dir = pipeworks.facedir_to_right_dir(node.param2)
local frompos = vector.subtract(pos, dir)
local fromnode = minetest.get_node(frompos)
local fromdef = minetest.registered_nodes[fromnode.name]
if not fromdef or not fromdef.tube then
return
end
local fromtube = fromdef.tube
local frominv
if fromtube.return_input_invref then
local owner = filtmeta:get_string("owner")
frominv = fromtube.return_input_invref(frompos, fromnode, dir, owner)
if not frominv then
return
end
else
frominv = minetest.get_meta(frompos):get_inventory()
end
local listname = type(fromtube.input_inventory) == "table" and
fromtube.input_inventory[1] or fromtube.input_inventory
if not listname then
return
end
for i = 1, #list do
local item = list[i]
if not item:is_empty() then
local leftover = frominv:add_item(listname, item)
if not leftover:is_empty() then
minetest.add_item(pos, leftover)
end
end
end
return true
end
minetest.register_lbm({
label = "Give back items of old filters that had real inventories",
name = "pipeworks:give_back_old_filter_items",
nodenames = {"pipeworks:filter", "pipeworks:mese_filter"},
run_at_every_load = false,
action = function(pos, node)
local meta = minetest.get_meta(pos)
local list = meta:get_inventory():get_list("main")
if put_to_inputinv(pos, node, meta, list) then
return
end
pos.y = pos.y + 1
for i = 1, #list do
local item = list[i]
if not item:is_empty() then
minetest.add_item(pos, item)
end
end
end,
})