connected_chests/init.lua
2018-02-26 20:31:41 +01:00

650 lines
18 KiB
Lua

local load_time_start = minetest.get_us_time()
-- param_tab maps the x and z offset to a param2 value
local param_tab = {
["-1 0"] = 0,
["1 0"] = 2,
["0 -1"] = 3,
["0 1"] = 1,
}
-- param_tab2 maps the other way round
local param_tab2 = {}
for n,i in pairs(param_tab) do
param_tab2[i] = n:split" "
end
local function return_remove_next(allowed_name, add_open)
local function remove_next(pos, oldnode)
-- if the left node had an unexpected rotation, the right one can't be
-- found, in this case simply do nothing
if oldnode.param2 > 3 then
return
end
-- remove the right one if there is one
-- (the left one is already removed)
local x, z = unpack(param_tab2[oldnode.param2])
pos.x = pos.x-x
pos.z = pos.z-z
local right_n = minetest.get_node(pos).name
if right_n == allowed_name
or (add_open and right_n == allowed_name .. "_open") then
minetest.remove_node(pos)
end
end
return remove_next
end
-- used when constructing the left node
local function return_add_next(right_name)
local function add_next(pos, node)
node = node or minetest.get_node(pos)
local par = node.param2
-- if the left node is set with an unexpected rotation, put the chest
-- with default rotation
if par > 3 then
node.param2 = 0
minetest.set_node(pos, node)
return
end
-- put the right chest if possible
local x, z = unpack(param_tab2[par])
pos.x = pos.x-x
pos.z = pos.z-z
if minetest.get_node(pos).name == "air" then
minetest.set_node(pos, {name=right_name, param2=par})
end
end
return add_next
end
-- gives information about the positions and param to place the nodes
local function get_pointed_info(pt, name)
if not pt then
return
end
local pu = minetest.get_pointed_thing_position(pt)
local pa = minetest.get_pointed_thing_position(pt, true)
if not pu
or not pa
or pu.y ~= pa.y then
return
end
local nd_u = minetest.get_node(pu)
if nd_u.name ~= name then
return
end
return pu, pa, nd_u.param2
end
local pars = {[0]=2, 3, 0, 1}
local chestdata = {}
-- executed when connecting the chests
local function connect_chests(pu, pa, old_param2, name)
local metatable = minetest.get_meta(pu):to_table()
local par = param_tab[pu.x-pa.x.." "..pu.z-pa.z]
local par_inverted = pars[par]
if old_param2 == par_inverted then
pu, pa = pa, pu
par = par_inverted
end
chestdata[name].on_connect(pu, pa, par, metatable)
end
local tube_to_left, tube_to_left_locked, tube_update, tube_groups
if minetest.global_exists"pipeworks" then
tube_to_left_locked = {
insert_object = function(pos, node, stack)
local x, z = unpack(param_tab2[node.param2])
return minetest.get_meta{x=pos.x+x, y=pos.y, z=pos.z+z
}:get_inventory():add_item("main", stack)
end,
can_insert = function(pos, node, stack)
local x, z = unpack(param_tab2[node.param2])
return minetest.get_meta{x=pos.x+x, y=pos.y, z=pos.z+z
}:get_inventory():room_for_item("main", stack)
end,
connect_sides = {right = 1, back = 1, front = 1, bottom = 1, top = 1}
}
tube_to_left = table.copy(tube_to_left_locked)
tube_to_left.input_inventory = "main"
tube_update = pipeworks.scan_for_tube_objects
tube_groups = {tubedevice=1, tubedevice_receiver=1}
else
function tube_update() end
end
connected_chests = {chestdata = chestdata}
--[[
connected_chests.register_chest(<original_node>, {
get_formspec = function(metatable, pos)
return <formspec_of_big>
end,
lock = true, -- indicates whether a lock should be added to the texture
-- and has an impact on the tube function
front = <keyhole_texture>, -- if present, this texture is added to the chest
-- front
on_rightclick = <func>, -- sets an on_rightclick (some chests need this)
})
]]
function connected_chests.register_chest(fromname, data)
chestdata[fromname] = data
--~ local mod, name = fromname:split":"
local name_left = fromname .. "_connected_left"
local name_right = fromname .. "_connected_right"
data.left = name_left
data.right = name_right
-- executed when connecting the chest
data.on_connect = function(pu, pa, par, metatable)
minetest.add_node(pu, {name=name_left, param2=par})
minetest.add_node(pa, {name=name_right, param2=par})
if not data.add_open_chest then
metatable.fields.formspec = data.get_formspec(metatable, pu)
end
metatable.fields.infotext = "Big " .. metatable.fields.infotext
local meta = minetest.get_meta(pu)
meta:from_table(metatable)
local inv = meta:get_inventory()
inv:set_size("main", 65)
end
-- override the original node to support connecting
local place_chest = minetest.registered_nodes[fromname].on_place
local creative_mode = minetest.settings:get_bool"creative_mode"
minetest.override_item(fromname, {
on_place = function(itemstack, placer, pointed_thing)
if not placer
or not placer:get_player_control().sneak then
return place_chest(itemstack, placer, pointed_thing)
end
local pu, pa, par2 = get_pointed_info(pointed_thing, fromname)
if not pu then
return place_chest(itemstack, placer, pointed_thing)
end
if minetest.is_protected(pa, placer:get_player_name()) then
return
end
connect_chests(pu, pa, par2, fromname)
if not creative_mode then
itemstack:take_item()
return itemstack
end
end
})
-- Adds the big chest nodes
-- the left one contains inventory
local chest = {}
local origdef = minetest.registered_nodes[fromname]
for i in pairs(origdef) do
chest[i] = rawget(origdef, i)
end
local top = chest.tiles[1]
local side = chest.tiles[4]
local top_texture = top .. "^([combine:16x16:5,0=" .. top ..
"^connected_chests_frame.png^[makealpha:255,126,126)"
local side_texture = side .. "^([combine:16x16:5,0=" .. side ..
"^connected_chests_frame.png^[makealpha:255,126,126)"
local inside_texture
chest.description = "Big " .. chest.description
chest.groups = table.copy(chest.groups)
chest.groups.not_in_creative_inventory = 1
chest.legacy_facedir_simple = nil
chest.after_place_node = nil
chest.on_receive_fields = nil
if data.on_rightclick then
chest.on_rightclick = data.on_rightclick
end
-- disallow rotating a connected chest using a screwdriver
function chest.on_rotate()
return false
end
-- copy pipeworks tube data (if requisite)
if chest.tube then
chest.tube = table.copy(chest.tube)
chest.tube.connect_sides = {left = 1, -- no connection to the right.
back = 1, front = 1, bottom = 1, top = 1}
end
if not data.front then
data.front = "connected_chests_front.png"
if data.lock then
data.front = data.front .. "^connected_chests_lock.png"
end
end
chest.tiles = {top_texture, top_texture, "default_obsidian_glass.png",
side, side_texture.."^[transformFX", side_texture.."^" .. data.front}
chest.drop = (chest.drop or fromname) .. " 2"
chest.selection_box = {
type = "fixed",
fixed = {
{-0.5, -0.5, -0.5, 1.5, 0.5, 0.5},
},
}
chest.on_construct = return_add_next(name_right)
chest.after_destruct = return_remove_next(name_right, data.add_open_chest)
if data.add_open_chest then
-- mostly copied from default
local def_opened = table.copy(chest)
def_opened.mesh = "chest_open.obj"
def_opened.drawtype = "mesh"
def_opened.paramtype = "light"
for i = 1, #def_opened.tiles do
if type(def_opened.tiles[i]) == "string" then
def_opened.tiles[i] =
{name = def_opened.tiles[i], backface_culling = true}
elseif def_opened.tiles[i].backface_culling == nil then
def_opened.tiles[i].backface_culling = true
end
end
def_opened.selection_box = {
type = "fixed",
fixed = {-0.5, -0.5, -0.5, 1.5, 3/16, 0.5},
}
def_opened.diggable = false
def_opened.on_blast = function() end
inside_texture = "default_chest_inside.png^([combine:16x32:5,0=" ..
"default_chest_inside.png^connected_chests_inside_frame.png^[" ..
"makealpha:255,126,126)"
-- TODO, see right chest
-- here 3 and 4 are swapped and no mirroring is needed…
def_opened.tiles[3] = def_opened.tiles[4]
def_opened.tiles[3].name = def_opened.tiles[3].name
def_opened.tiles[5] = def_opened.tiles[6]
def_opened.tiles[6] = inside_texture
minetest.register_node(":" .. name_left.. "_open", def_opened)
end
--~ minetest.register_node("connected_chests:chest_left", chest)
minetest.register_node(":" .. name_left, chest)
-- the right one is the deco one
local tiles = {top_texture.."^[transformFX", top_texture.."^[transformFX",
side, "default_obsidian_glass.png", side_texture, side_texture
.. "^" .. data.front .. "^[transformFX"}
local right_def = {
tiles = tiles,
paramtype2 = "facedir",
drop = "",
pointable = false,
diggable = false,
on_construct = function(pos)
local node = minetest.get_node(pos)
-- if the right node has an unexpected rotation, try to set it with
-- a valid one
if node.param2 > 3 then
node.param2 = node.param2 % 4
minetest.set_node(pos, node)
return
end
-- remove it if the left node can't be found
local x, z = unpack(param_tab2[node.param2])
local node_left = minetest.get_node{x=pos.x+x, y=pos.y, z=pos.z+z}
if node_left.name ~= name_left
or node_left.param2 ~= node.param2 then
minetest.remove_node(pos)
return
end
-- connect pipework tubes if there are any
tube_update(pos)
end,
after_destruct = function(pos, oldnode)
-- simply remove the right node if it has an unexpected rotation
if oldnode.param2 > 3 then
return
end
-- add it back if the left node is still there
local x, z = unpack(param_tab2[oldnode.param2])
local node_left = minetest.get_node{x=pos.x+x, y=pos.y, z=pos.z+z}
if node_left.name == name_left
and node_left.param2 == oldnode.param2
and minetest.get_node(pos).name == "air" then
minetest.set_node(pos, oldnode)
return
end
-- disconnect pipework tubes if there are any
tube_update(pos)
end,
tube = data.lock and tube_to_left_locked or tube_to_left,
groups = tube_groups,
}
if data.add_open_chest then
local def_opened = table.copy(right_def)
def_opened.mesh = "chest_open.obj"
def_opened.drawtype = "mesh"
def_opened.paramtype = "light"
for i = 1, #def_opened.tiles do
if type(def_opened.tiles[i]) == "string" then
def_opened.tiles[i] =
{name = def_opened.tiles[i], backface_culling = true}
elseif def_opened.tiles[i].backface_culling == nil then
def_opened.tiles[i].backface_culling = true
end
end
--~ def_opened.tiles[1] = "default_mese.png" -- top, passt
--~ def_opened.tiles[2] = "default_wood.png" -- bottom
--~ def_opened.tiles[3] = "default_stone.png" -- right and left side or so
--~ def_opened.tiles[4] = "default_obsidian.png" -- back side
--~ def_opened.tiles[5] = "default_cobble.png" -- front side
--~ def_opened.tiles[6] = "default_leaves.png" -- inside
-- fix right side, somehow
def_opened.tiles[4] = def_opened.tiles[3]
def_opened.tiles[4].name = def_opened.tiles[4].name .. "^[transformFX"
-- fix front side
def_opened.tiles[5] = def_opened.tiles[6]
-- add inside
def_opened.tiles[6] = inside_texture .. "^[transformFX"
-- TODO: back side looks like right side
minetest.register_node(":" .. name_right .. "_open", def_opened)
end
minetest.register_node(":" .. name_right, right_def)
end
local function get_chest_formspec(pos)
local spos = pos.x .. "," .. pos.y .. "," .. pos.z
local formspec =
"size[13,9]" ..
"list[nodemeta:" .. spos .. ";main;0,0;13,5;]" ..
"list[current_player;main;2.5,5.2;8,4;]" ..
"listring[nodemeta:" .. spos .. ";main]" ..
"listring[current_player;main]"
return formspec
end
local open_chests = {} -- counter for players viewing the chest
local accessed_chests = {} -- position of the chest a player views
-- a hacky way to close open connected default chests
-- vi: vector index of the position of the left chest
local function close_chest(vi)
local pos = minetest.get_position_from_hash(vi)
local node = minetest.get_node(pos)
local is_locked = node.name == "default:chest_locked_connected_left_open"
if node.name ~= "default:chest_connected_left_open"
and not is_locked then
return
end
if is_locked then
node.name = "default:chest_locked_connected_left"
else
node.name = "default:chest_connected_left"
end
minetest.swap_node(pos, node)
-- close the right chest
-- TODO: test for valid rotation
local x, z = unpack(param_tab2[node.param2])
pos.x = pos.x-x
pos.z = pos.z-z
node = minetest.get_node(pos)
if is_locked then
if node.name == "default:chest_locked_connected_right_open" then
node.name = "default:chest_locked_connected_right"
minetest.swap_node(pos, node)
end
else
if node.name == "default:chest_connected_right_open" then
node.name = "default:chest_connected_right"
minetest.swap_node(pos, node)
end
end
pos.x = pos.x + x * 0.5
pos.z = pos.z + z * 0.5
minetest.sound_play("default_chest_close",
{gain = 10.3, pos = pos, max_hear_distance = 10})
end
-- close all remaining open chest on shutdown
minetest.register_on_shutdown(function()
for vi in pairs(open_chests) do
close_chest(vi)
end
open_chests = nil
end)
-- close open chests when the last player exits formspec
minetest.register_on_player_receive_fields(function(player, formname, fields)
if formname ~= "default:chest_connected"
and formname ~= "default:chest_locked_connected" then
return
end
if not player
or not fields.quit then
return
end
local pn = player:get_player_name()
local vi = accessed_chests[pn]
if not vi then
minetest.log("warning", pn .. " opened a chest without lid?")
return
end
accessed_chests[pn] = nil
local cnt = open_chests[vi]
if cnt == 1 then
close_chest(vi)
open_chests[vi] = nil
else
open_chests[vi] = cnt-1
end
return true
end)
local chest_lid_obstructed = default.chest
and default.chest.chest_lid_obstructed
connected_chests.register_chest("default:chest", {
add_open_chest = true,
on_rightclick = function(pos, _, player)
minetest.sound_play("default_chest_open",
{gain = 0.3, pos = pos, max_hear_distance = 10})
local vi = minetest.hash_node_position(pos)
if not open_chests[vi]
and not chest_lid_obstructed(pos) then
local node = minetest.get_node(pos)
minetest.swap_node(pos, {
name = "default:chest_connected_left_open",
param2 = node.param2})
-- TODO: test for invalid param2 values
local x, z = unpack(param_tab2[node.param2])
local pos_right = {x=pos.x-x, y=pos.y, z=pos.z-z}
node = minetest.get_node(pos_right)
if node.name == "default:chest_connected_right"
and not chest_lid_obstructed(pos_right) then
minetest.swap_node(pos_right, {
name = "default:chest_connected_right_open",
param2 = node.param2})
end
end
local pname = player:get_player_name()
local spec = get_chest_formspec(pos)
minetest.after(0.2, minetest.show_formspec, pname,
"default:chest_connected", spec)
if not accessed_chests[pname] then
open_chests[vi] = open_chests[vi] or 0
open_chests[vi] = open_chests[vi]+1
accessed_chests[pname] = vi
end
end
})
connected_chests.register_chest("default:chest_locked", {
lock = true,
add_open_chest = true,
on_rightclick = function(pos, _, player)
if not default.can_interact_with_node(player, pos) then
minetest.sound_play("default_chest_locked", {pos = pos})
return
end
minetest.sound_play("default_chest_open",
{gain = 0.32, pos = pos, max_hear_distance = 10})
local vi = minetest.hash_node_position(pos)
-- TODO: somehow avoid using the chest node names here
if not open_chests[vi]
and not chest_lid_obstructed(pos) then
local node = minetest.get_node(pos)
minetest.swap_node(pos, {
name = "default:chest_locked_connected_left_open",
param2 = node.param2})
-- TODO: test for invalid param2 values
local x, z = unpack(param_tab2[node.param2])
local pos_right = {x=pos.x-x, y=pos.y, z=pos.z-z}
node = minetest.get_node(pos_right)
if node.name == "default:chest_locked_connected_right"
and not chest_lid_obstructed(pos_right) then
minetest.swap_node(pos_right, {
name = "default:chest_locked_connected_right_open",
param2 = node.param2})
end
end
local pname = player:get_player_name()
local spec = get_chest_formspec(pos)
minetest.after(0.2, minetest.show_formspec, pname,
"default:chest_locked_connected", spec)
if not accessed_chests[pname] then
open_chests[vi] = open_chests[vi] or 0
open_chests[vi] = open_chests[vi]+1
accessed_chests[pname] = vi
end
end
})
-- abms to fix half chests
for _,i in pairs(chestdata) do
minetest.register_abm{
nodenames = {i.right},
interval = 10,
chance = 1,
action = function(pos, node)
if node.param2 > 3 then
node.param2 = node.param2%4
minetest.set_node(pos, node)
return
end
local x, z = unpack(param_tab2[node.param2])
local left_node = minetest.get_node{x=pos.x+x, y=pos.y, z=pos.z+z}
if left_node.name ~= i.left
or left_node.param2 ~= node.param2 then
minetest.remove_node(pos)
end
end,
}
minetest.register_abm{
nodenames = {i.left},
interval = 3,
chance = 1,
action = return_add_next(i.right),
}
end
-- legacy
-- the default chest lid obstruction function wasn't exposed in minetest 0.4.16
if not chest_lid_obstructed then
-- copied from default's nodes.lua
function chest_lid_obstructed(pos)
local above = {x = pos.x, y = pos.y + 1, z = pos.z}
local def = minetest.registered_nodes[minetest.get_node(above).name]
-- allow ladders, signs, wallmounted things and torches to not obstruct
if def and
(def.drawtype == "airlike" or
def.drawtype == "signlike" or
def.drawtype == "torchlike" or
(def.drawtype == "nodebox" and def.paramtype2 == "wallmounted")) then
return false
end
return true
end
end
-- once the connected_chests mod supported only default chests and used
-- different node names
minetest.register_alias("connected_chests:chest_left",
"default:chest_connected_left")
minetest.register_alias("connected_chests:chest_right",
"default:chest_connected_right")
minetest.register_alias("connected_chests:chest_left_locked", "default:chest_locked_connected_left")
minetest.register_alias("connected_chests:chest_right_locked", "default:chest_locked_connected_right")
--~ local function log_access(pos, player, text)
--~ minetest.log("action", player:get_player_name()..
--~ " moves stuff "..text.." at "..minetest.pos_to_string(pos))
--~ end
local time = (minetest.get_us_time() - load_time_start) / 1000000
local msg = "[connected_chests] loaded after ca. " .. time .. " seconds."
if time > 0.01 then
print(msg)
else
minetest.log("info", msg)
end