VoxeLibre/mods/ITEMS/mcl_doors/api_doors.lua

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-- Registers a door
-- name: The name of the door
-- def: a table with the folowing fields:
-- description
-- inventory_image
-- groups
-- tiles_bottom: the tiles of the bottom part of the door {front, side}
-- tiles_top: the tiles of the bottom part of the door {front, side}
-- If the following fields are not defined the default values are used
-- node_box_bottom
-- node_box_top
-- selection_box_bottom
-- selection_box_top
-- only_placer_can_open: if true only the player who placed the door can
-- open it
-- only_redstone_can_open: if true, the door can only be opened by redstone,
-- not by rightclicking it
function mcl_doors:register_door(name, def)
def.groups.not_in_creative_inventory = 1
def.groups.dig_by_piston = 1
def.groups.door = 1
if not def.sound_open then
def.sound_open = "doors_door_open"
end
if not def.sound_close then
def.sound_close = "doors_door_close"
end
local box = {{-8/16, -8/16, -8/16, 8/16, 8/16, -5/16}}
if not def.node_box_bottom then
def.node_box_bottom = box
end
if not def.node_box_top then
def.node_box_top = box
end
if not def.selection_box_bottom then
def.selection_box_bottom= box
end
if not def.selection_box_top then
def.selection_box_top = box
end
local longdesc, usagehelp
longdesc = def._doc_items_longdesc
if not longdesc then
if def.only_redstone_can_open then
longdesc = "This door is a 2-block high barrier which can be opened or closed by hand or by redstone power."
else
longdesc = "This door is a 2-block high barrier which can only be opened by redstone power, not by hand."
end
end
usagehelp = def._doc_items_usagehelp
if not usagehelp then
if def.only_redstone_can_open then
usagehelp = "To open or close this door, send a redstone signal to its bottom half."
else
usagehelp = "To open or close this door, rightclick it or send a redstone signal to its bottom half."
end
end
minetest.register_craftitem(name, {
description = def.description,
_doc_items_longdesc = longdesc,
_doc_items_usagehelp = usagehelp,
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inventory_image = def.inventory_image,
stack_max = 64,
groups = { mesecon_conductor_craftable = 1 },
on_place = function(itemstack, placer, pointed_thing)
if not pointed_thing.type == "node" or not placer or not placer:is_player() then
return itemstack
end
local pn = placer:get_player_name()
if minetest.is_protected(pointed_thing.above, pn) and minetest.is_protected(pointed_thing.under, pn) then
return itemstack
end
local ptu = pointed_thing.under
local nu = minetest.get_node(ptu)
-- Pointed thing's rightclick action takes precedence, unless player holds down the sneak key
if minetest.registered_nodes[nu.name] and minetest.registered_nodes[nu.name].on_rightclick and not placer:get_player_control().sneak then
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return minetest.registered_nodes[nu.name].on_rightclick(ptu, nu, placer, itemstack)
end
local pt
if minetest.registered_nodes[nu.name] and minetest.registered_nodes[nu.name].buildable_to then
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pt = pointed_thing.under
else
pt = pointed_thing.above
end
local pt2 = {x=pt.x, y=pt.y, z=pt.z}
pt2.y = pt2.y+1
local ptname = minetest.get_node(pt).name
local pt2name = minetest.get_node(pt2).name
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if
(minetest.registered_nodes[ptname] and not minetest.registered_nodes[ptname].buildable_to) or
(minetest.registered_nodes[pt2name] and not minetest.registered_nodes[pt2name].buildable_to)
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then
return itemstack
end
local p2 = minetest.dir_to_facedir(placer:get_look_dir())
local pt3 = {x=pt.x, y=pt.y, z=pt.z}
if p2 == 0 then
pt3.x = pt3.x-1
elseif p2 == 1 then
pt3.z = pt3.z+1
elseif p2 == 2 then
pt3.x = pt3.x+1
elseif p2 == 3 then
pt3.z = pt3.z-1
end
if not string.find(minetest.get_node(pt3).name, name.."_b_") then
minetest.set_node(pt, {name=name.."_b_1", param2=p2})
minetest.set_node(pt2, {name=name.."_t_1", param2=p2})
else
minetest.set_node(pt, {name=name.."_b_2", param2=p2})
minetest.set_node(pt2, {name=name.."_t_2", param2=p2})
end
if def.sounds and def.sounds.place then
minetest.sound_play(def.sounds.place, {pos=pt})
end
if def.only_placer_can_open then
local meta = minetest.get_meta(pt)
meta:set_string("doors_owner", "")
meta = minetest.get_meta(pt2)
meta:set_string("doors_owner", "")
end
-- Save open state. 1 = open. 0 = closed
local meta = minetest.get_meta(pt)
meta:set_int("is_open", 0)
meta = minetest.get_meta(pt2)
meta:set_int("is_open", 0)
if not minetest.settings:get_bool("creative_mode") then
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itemstack:take_item()
end
return itemstack
end,
})
local tt = def.tiles_top
local tb = def.tiles_bottom
local function on_open_close(pos, dir, check_name, replace, replace_dir, params)
local meta1 = minetest.get_meta(pos)
pos.y = pos.y+dir
local meta2 = minetest.get_meta(pos)
if not minetest.get_node(pos).name == check_name then
return
end
local p2 = minetest.get_node(pos).param2
local np2 = params[p2+1]
local metatable = minetest.get_meta(pos):to_table()
minetest.set_node(pos, {name=replace_dir, param2=np2})
minetest.get_meta(pos):from_table(metatable)
pos.y = pos.y-dir
metatable = minetest.get_meta(pos):to_table()
minetest.set_node(pos, {name=replace, param2=np2})
minetest.get_meta(pos):from_table(metatable)
local door_switching_sound
if meta1:get_int("is_open") == 1 then
door_switching_sound = def.sound_close
meta1:set_int("is_open", 0)
meta2:set_int("is_open", 0)
else
door_switching_sound = def.sound_open
meta1:set_int("is_open", 1)
meta2:set_int("is_open", 1)
end
minetest.sound_play(door_switching_sound, {pos = pos, gain = 0.5, max_hear_distance = 16})
end
local function on_mesecons_signal_open (pos, node)
on_open_close(pos, 1, name.."_t_1", name.."_b_2", name.."_t_2", {1,2,3,0})
end
local function on_mesecons_signal_close (pos, node)
on_open_close(pos, 1, name.."_t_2", name.."_b_1", name.."_t_1", {3,0,1,2})
end
local function check_player_priv(pos, player)
if not def.only_placer_can_open then
return true
end
local meta = minetest.get_meta(pos)
local pn = player:get_player_name()
return meta:get_string("doors_owner") == pn
end
local on_rightclick
-- Disable on_rightclick if this is a redstone-only door
if not def.only_redstone_can_open then
on_rightclick = function(pos, node, clicker)
if check_player_priv(pos, clicker) then
on_open_close(pos, 1, name.."_t_1", name.."_b_2", name.."_t_2", {1,2,3,0})
end
end
end
minetest.register_node(name.."_b_1", {
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tiles = {"blank.png", tt[2].."^[transformFXR90", tb[2], tb[2].."^[transformFX", tb[1], tb[1].."^[transformFX"},
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paramtype = "light",
paramtype2 = "facedir",
sunlight_propagates = true,
is_ground_content = false,
drop = name,
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = def.node_box_bottom
},
selection_box = {
type = "fixed",
fixed = def.selection_box_bottom
},
groups = def.groups,
_mcl_hardness = def._mcl_hardness,
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_mcl_blast_resistance = def._mcl_blast_resistance,
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sounds = def.sounds,
after_destruct = function(bottom, oldnode)
local top = { x = bottom.x, y = bottom.y + 1, z = bottom.z }
if minetest.get_node(bottom).name ~= name.."_b_2" and minetest.get_node(top).name == name.."_t_1" then
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minetest.remove_node(top)
end
end,
on_rightclick = on_rightclick,
mesecons = { effector = {
action_on = on_mesecons_signal_open
}},
can_dig = check_player_priv,
})
if def.only_redstone_can_open then
on_rightclick = nil
else
on_rightclick = function(pos, node, clicker)
if check_player_priv(pos, clicker) then
on_open_close(pos, -1, name.."_b_1", name.."_t_2", name.."_b_2", {1,2,3,0})
end
end
end
minetest.register_node(name.."_t_1", {
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tiles = {tt[2].."^[transformR90", "blank.png", tt[2], tt[2].."^[transformFX", tt[1], tt[1].."^[transformFX"},
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paramtype = "light",
paramtype2 = "facedir",
sunlight_propagates = true,
is_ground_content = false,
drop = "",
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = def.node_box_top
},
selection_box = {
type = "fixed",
fixed = def.selection_box_top
},
groups = def.groups,
_mcl_hardness = def._mcl_hardness,
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_mcl_blast_resistance = def._mcl_blast_resistance,
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sounds = def.sounds,
after_destruct = function(top, oldnode)
local bottom = { x = top.x, y = top.y - 1, z = top.z }
if minetest.get_node(top).name ~= name.."_t_2" and minetest.get_node(bottom).name == name.."_b_1" and oldnode.name == name.."_t_1" then
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minetest.dig_node(bottom)
end
end,
on_rightclick = on_rightclick,
can_dig = check_player_priv,
})
if def.only_redstone_can_open then
on_rightclick = nil
else
on_rightclick = function(pos, node, clicker)
if check_player_priv(pos, clicker) then
on_open_close(pos, 1, name.."_t_2", name.."_b_1", name.."_t_1", {3,0,1,2})
end
end
end
minetest.register_node(name.."_b_2", {
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tiles = {"blank.png", tt[2].."^[transformFXR90", tb[2].."^[transformI", tb[2].."^[transformFX", tb[1].."^[transformFX", tb[1]},
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paramtype = "light",
paramtype2 = "facedir",
sunlight_propagates = true,
is_ground_content = false,
drop = name,
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = def.node_box_bottom
},
selection_box = {
type = "fixed",
fixed = def.selection_box_bottom
},
groups = def.groups,
_mcl_hardness = def._mcl_hardness,
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_mcl_blast_resistance = def._mcl_blast_resistance,
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sounds = def.sounds,
after_destruct = function(bottom, oldnode)
local top = { x = bottom.x, y = bottom.y + 1, z = bottom.z }
if minetest.get_node(bottom).name ~= name.."_b_1" and minetest.get_node(top).name == name.."_t_2" then
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minetest.remove_node(top)
end
end,
on_rightclick = on_rightclick,
mesecons = { effector = {
action_on = on_mesecons_signal_close
}},
can_dig = check_player_priv,
})
if def.only_redstone_can_open then
on_rightclick = nil
else
on_rightclick = function(pos, node, clicker)
if check_player_priv(pos, clicker) then
on_open_close(pos, -1, name.."_b_2", name.."_t_1", name.."_b_1", {3,0,1,2})
end
end
end
minetest.register_node(name.."_t_2", {
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tiles = {tt[2].."^[transformR90", "blank.png", tt[2].."^[transformI", tt[2].."^[transformFX", tt[1].."^[transformFX", tt[1]},
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paramtype = "light",
paramtype2 = "facedir",
sunlight_propagates = true,
is_ground_content = false,
drop = "",
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = def.node_box_top
},
selection_box = {
type = "fixed",
fixed = def.selection_box_top
},
groups = def.groups,
_mcl_hardness = def._mcl_hardness,
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_mcl_blast_resistance = def._mcl_blast_resistance,
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sounds = def.sounds,
after_destruct = function(top, oldnode)
local bottom = { x = top.x, y = top.y - 1, z = top.z }
if minetest.get_node(top).name ~= name.."_t_1" and minetest.get_node(bottom).name == name.."_b_2" and oldnode.name == name.."_t_2" then
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minetest.dig_node(bottom)
end
end,
on_rightclick = on_rightclick,
can_dig = check_player_priv,
})
-- Add entry aliases for the Help
if minetest.get_modpath("doc") then
doc.add_entry_alias("craftitems", name, "nodes", name.."_b_1")
doc.add_entry_alias("craftitems", name, "nodes", name.."_b_2")
doc.add_entry_alias("craftitems", name, "nodes", name.."_t_1")
doc.add_entry_alias("craftitems", name, "nodes", name.."_t_2")
end
end