mirror of
https://github.com/luanti-org/luanti.git
synced 2025-06-27 16:36:03 +00:00
The huge item definition and item namespace unification patch (itemdef), see http://c55.me/minetest/wiki/doku.php?id=changes:itemdef
This commit is contained in:
Kahrl
parent
569156b013
commit
6a76c226e1
65 changed files with 7232 additions and 7282 deletions
601
data/builtin.lua
601
data/builtin.lua
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@ -80,15 +80,91 @@ function dump(o, dumped)
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end
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--
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-- Built-in node definitions. Also defined in C.
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-- Item definition helpers
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--
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minetest.register_nodedef_defaults({
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minetest.inventorycube = function(img1, img2, img3)
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img2 = img2 or img1
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img3 = img3 or img1
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return "[inventorycube"
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.. "{" .. img1:gsub("%^", "&")
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.. "{" .. img2:gsub("%^", "&")
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.. "{" .. img3:gsub("%^", "&")
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end
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minetest.get_pointed_thing_position = function(pointed_thing, above)
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if pointed_thing.type == "node" then
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if above then
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-- The position where a node would be placed
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return pointed_thing.above
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else
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-- The position where a node would be dug
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return pointed_thing.under
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end
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elseif pointed_thing.type == "object" then
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obj = pointed.thing.ref
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if obj ~= nil then
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return obj:getpos()
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else
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return nil
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end
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else
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return nil
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end
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end
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function minetest.item_place(itemstack, placer, pointed_thing)
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pos = minetest.get_pointed_thing_position(pointed_thing, true)
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if pos ~= nil then
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item = itemstack:take_item()
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if item ~= nil then
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minetest.env:add_item(pos, item)
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end
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end
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return itemstack
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end
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function minetest.item_drop(itemstack, dropper, pos)
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minetest.env:add_item(pos, itemstack)
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return ""
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end
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function minetest.item_eat(hp_change)
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return function(itemstack, user, pointed_thing) -- closure
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if itemstack:take_item() ~= nil then
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user:set_hp(user:get_hp() + hp_change)
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end
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return itemstack
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end
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end
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--
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-- Item definition defaults
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--
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minetest.nodedef_default = {
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-- Item properties
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type="node",
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-- name intentionally not defined here
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description = "",
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inventory_image = "",
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wield_image = "",
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wield_scale = {x=1,y=1,z=1},
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stack_max = 99,
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dropcount = -1,
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usable = false,
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liquids_pointable = false,
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tool_digging_properties = nil,
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-- Interaction callbacks
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on_place = nil, -- let C handle node placement for now
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on_drop = minetest.item_drop,
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on_use = nil,
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-- Node properties
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drawtype = "normal",
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visual_scale = 1.0,
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tile_images = {"unknown_block.png"},
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inventory_image = "unknown_block.png",
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tile_images = {""},
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special_materials = {
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{image="", backface_culling=true},
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{image="", backface_culling=true},
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@ -104,8 +180,7 @@ minetest.register_nodedef_defaults({
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climbable = false,
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buildable_to = false,
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wall_mounted = false,
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often_contains_mineral = false,
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dug_item = "",
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--dug_item intentionally not defined here
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extra_dug_item = "",
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extra_dug_item_rarity = 2,
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metadata_name = "",
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@ -124,12 +199,325 @@ minetest.register_nodedef_defaults({
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cuttability = 0,
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flammability = 0,
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},
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cookresult_item = "", -- Cannot be cooked
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furnace_cooktime = 3.0,
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furnace_burntime = -1, -- Cannot be used as fuel
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}
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minetest.craftitemdef_default = {
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type="craft",
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-- name intentionally not defined here
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description = "",
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inventory_image = "",
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wield_image = "",
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wield_scale = {x=1,y=1,z=1},
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stack_max = 99,
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liquids_pointable = false,
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tool_digging_properties = nil,
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-- Interaction callbacks
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on_place = minetest.item_place,
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on_drop = minetest.item_drop,
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on_use = nil,
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}
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minetest.tooldef_default = {
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type="tool",
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-- name intentionally not defined here
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description = "",
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inventory_image = "",
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wield_image = "",
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wield_scale = {x=1,y=1,z=1},
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stack_max = 1,
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liquids_pointable = false,
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tool_digging_properties = nil,
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-- Interaction callbacks
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on_place = minetest.item_place,
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on_drop = minetest.item_drop,
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on_use = nil,
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}
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minetest.noneitemdef_default = { -- This is used for the hand and unknown items
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type="none",
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-- name intentionally not defined here
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description = "",
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inventory_image = "",
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wield_image = "",
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wield_scale = {x=1,y=1,z=1},
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stack_max = 99,
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liquids_pointable = false,
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tool_digging_properties = nil,
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-- Interaction callbacks
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on_place = nil,
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on_drop = nil,
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on_use = nil,
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}
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--
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-- Make raw registration functions inaccessible to anyone except builtin.lua
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--
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local register_item_raw = minetest.register_item_raw
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minetest.register_item_raw = nil
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local register_alias_raw = minetest.register_alias_raw
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minetest.register_item_raw = nil
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--
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-- Item / entity / ABM registration functions
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--
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minetest.registered_abms = {}
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minetest.registered_entities = {}
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minetest.registered_items = {}
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minetest.registered_nodes = {}
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minetest.registered_craftitems = {}
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minetest.registered_tools = {}
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minetest.registered_aliases = {}
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-- For tables that are indexed by item name:
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-- If table[X] does not exist, default to table[minetest.registered_aliases[X]]
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local function set_alias_metatable(table)
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setmetatable(table, {
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__index = function(name)
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return rawget(table, minetest.registered_aliases[name])
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end
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})
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end
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set_alias_metatable(minetest.registered_items)
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set_alias_metatable(minetest.registered_nodes)
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set_alias_metatable(minetest.registered_craftitems)
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set_alias_metatable(minetest.registered_tools)
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-- These item names may not be used because they would interfere
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-- with legacy itemstrings
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local forbidden_item_names = {
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MaterialItem = true,
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MaterialItem2 = true,
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MaterialItem3 = true,
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NodeItem = true,
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node = true,
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CraftItem = true,
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craft = true,
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MBOItem = true,
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ToolItem = true,
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tool = true,
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}
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local function check_modname_prefix(name)
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if name:sub(1,1) == ":" then
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-- Escape the modname prefix enforcement mechanism
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return name:sub(2)
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else
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-- Modname prefix enforcement
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local expected_prefix = minetest.get_current_modname() .. ":"
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if name:sub(1, #expected_prefix) ~= expected_prefix then
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error("Name " .. name .. " does not follow naming conventions: " ..
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"\"modname:\" or \":\" prefix required")
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end
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local subname = name:sub(#expected_prefix+1)
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if subname:find("[^abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_]") then
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error("Name " .. name .. " does not follow naming conventions: " ..
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"contains unallowed characters")
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end
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return name
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end
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end
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function minetest.register_abm(spec)
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-- Add to minetest.registered_abms
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minetest.registered_abms[#minetest.registered_abms+1] = spec
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end
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function minetest.register_entity(name, prototype)
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-- Check name
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if name == nil then
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error("Unable to register entity: Name is nil")
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end
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name = check_modname_prefix(tostring(name))
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prototype.name = name
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prototype.__index = prototype -- so that it can be used as a metatable
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-- Add to minetest.registered_entities
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minetest.registered_entities[name] = prototype
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end
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function minetest.register_item(name, itemdef)
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-- Check name
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if name == nil then
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error("Unable to register item: Name is nil")
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end
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name = check_modname_prefix(tostring(name))
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if forbidden_item_names[name] then
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error("Unable to register item: Name is forbidden: " .. name)
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end
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itemdef.name = name
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-- Apply defaults and add to registered_* table
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if itemdef.type == "node" then
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setmetatable(itemdef, {__index = minetest.nodedef_default})
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minetest.registered_nodes[itemdef.name] = itemdef
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elseif itemdef.type == "craft" then
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setmetatable(itemdef, {__index = minetest.craftitemdef_default})
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minetest.registered_craftitems[itemdef.name] = itemdef
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elseif itemdef.type == "tool" then
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setmetatable(itemdef, {__index = minetest.tooldef_default})
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minetest.registered_tools[itemdef.name] = itemdef
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elseif itemdef.type == "none" then
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setmetatable(itemdef, {__index = minetest.noneitemdef_default})
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else
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error("Unable to register item: Type is invalid: " .. dump(itemdef))
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end
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-- Default dug item
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if itemdef.type == "node" and itemdef.dug_item == nil then
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itemdef.dug_item = ItemStack({name=itemdef.name}):to_string()
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end
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-- Legacy stuff
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if itemdef.cookresult_itemstring ~= nil and itemdef.cookresult_itemstring ~= "" then
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minetest.register_craft({
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type="cooking",
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output=itemdef.cookresult_itemstring,
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recipe=itemdef.name,
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cooktime=itemdef.furnace_cooktime
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})
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end
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if itemdef.furnace_burntime ~= nil and itemdef.furnace_burntime >= 0 then
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minetest.register_craft({
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type="fuel",
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recipe=itemdef.name,
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burntime=itemdef.furnace_burntime
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})
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end
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-- Disable all further modifications
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getmetatable(itemdef).__newindex = {}
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--minetest.log("Registering item: " .. itemdef.name)
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minetest.registered_items[itemdef.name] = itemdef
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minetest.registered_aliases[itemdef.name] = nil
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register_item_raw(itemdef)
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end
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function minetest.register_node(name, nodedef)
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nodedef.type = "node"
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minetest.register_item(name, nodedef)
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end
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function minetest.register_craftitem(name, craftitemdef)
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craftitemdef.type = "craft"
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-- Legacy stuff
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if craftitemdef.inventory_image == nil and craftitemdef.image ~= nil then
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craftitemdef.inventory_image = craftitemdef.image
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end
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minetest.register_item(name, craftitemdef)
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end
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function minetest.register_tool(name, tooldef)
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tooldef.type = "tool"
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tooldef.stack_max = 1
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-- Legacy stuff
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if tooldef.inventory_image == nil and tooldef.image ~= nil then
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tooldef.inventory_image = tooldef.image
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end
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if tooldef.tool_digging_properties == nil and
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(tooldef.full_punch_interval ~= nil or
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tooldef.basetime ~= nil or
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tooldef.dt_weight ~= nil or
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tooldef.dt_crackiness ~= nil or
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tooldef.dt_crumbliness ~= nil or
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tooldef.dt_cuttability ~= nil or
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tooldef.basedurability ~= nil or
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tooldef.dd_weight ~= nil or
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tooldef.dd_crackiness ~= nil or
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tooldef.dd_crumbliness ~= nil or
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tooldef.dd_cuttability ~= nil) then
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tooldef.tool_digging_properties = {
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full_punch_interval = tooldef.full_punch_interval,
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basetime = tooldef.basetime,
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dt_weight = tooldef.dt_weight,
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dt_crackiness = tooldef.dt_crackiness,
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dt_crumbliness = tooldef.dt_crumbliness,
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dt_cuttability = tooldef.dt_cuttability,
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basedurability = tooldef.basedurability,
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dd_weight = tooldef.dd_weight,
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dd_crackiness = tooldef.dd_crackiness,
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dd_crumbliness = tooldef.dd_crumbliness,
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dd_cuttability = tooldef.dd_cuttability,
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}
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end
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minetest.register_item(name, tooldef)
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end
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function minetest.register_alias(name, convert_to)
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if forbidden_item_names[name] then
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error("Unable to register alias: Name is forbidden: " .. name)
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end
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if minetest.registered_items[name] ~= nil then
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minetest.log("WARNING: Not registering alias, item with same name" ..
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" is already defined: " .. name .. " -> " .. convert_to)
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else
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--minetest.log("Registering alias: " .. name .. " -> " .. convert_to)
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minetest.registered_aliases[name] = convert_to
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register_alias_raw(name, convert_to)
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end
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end
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-- Alias the forbidden item names to "" so they can't be
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-- created via itemstrings (e.g. /give)
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local name
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for name in pairs(forbidden_item_names) do
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minetest.registered_aliases[name] = ""
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register_alias_raw(name, "")
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end
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-- Deprecated:
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-- Aliases for minetest.register_alias (how ironic...)
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--minetest.alias_node = minetest.register_alias
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--minetest.alias_tool = minetest.register_alias
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--minetest.alias_craftitem = minetest.register_alias
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--
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-- Built-in node definitions. Also defined in C.
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--
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minetest.register_item(":", {
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type = "none",
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wield_image = "wieldhand.png",
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wield_scale = {x=1,y=1,z=2.5},
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tool_digging_properties = {
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full_punch_interval = 2.0,
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basetime = 0.5,
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dt_weight = 1,
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dt_crackiness = 0,
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dt_crumbliness = -1,
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dt_cuttability = 0,
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basedurability = 50,
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dd_weight = 0,
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dd_crackiness = 0,
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dd_crumbliness = 0,
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dd_cuttability = 0,
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}
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})
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minetest.register_node("air", {
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minetest.register_item(":unknown", {
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type = "none",
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description = "Unknown Item",
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inventory_image = "unknown_item.png",
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on_place = minetest.item_place,
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on_drop = minetest.item_drop,
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})
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minetest.register_node(":air", {
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description = "Air (you hacker you!)",
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inventory_image = "unknown_block.png",
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wield_image = "unknown_block.png",
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drawtype = "airlike",
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paramtype = "light",
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sunlight_propagates = true,
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@ -140,7 +528,10 @@ minetest.register_node("air", {
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air_equivalent = true,
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})
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minetest.register_node("ignore", {
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minetest.register_node(":ignore", {
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description = "Ignore (you hacker you!)",
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inventory_image = "unknown_block.png",
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wield_image = "unknown_block.png",
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drawtype = "airlike",
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paramtype = "none",
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sunlight_propagates = false,
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@ -151,192 +542,6 @@ minetest.register_node("ignore", {
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air_equivalent = true,
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})
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--
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-- stackstring manipulation functions
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-- example stackstring: 'craft "apple" 4'
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-- example item: {type="craft", name="apple"}
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-- example item: {type="tool", name="SteelPick", wear="23272"}
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--
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function stackstring_take_item(stackstring)
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if stackstring == nil then
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return '', nil
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end
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local stacktype = nil
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stacktype = string.match(stackstring,
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'([%a%d]+)')
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if stacktype == "node" or stacktype == "craft" then
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local itemtype = nil
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local itemname = nil
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local itemcount = nil
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itemtype, itemname, itemcount = string.match(stackstring,
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'([%a%d]+) "([^"]*)" (%d+)')
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itemcount = tonumber(itemcount)
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if itemcount == 0 then
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return '', nil
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elseif itemcount == 1 then
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return '', {type=itemtype, name=itemname}
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else
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return itemtype.." \""..itemname.."\" "..(itemcount-1),
|
||||
{type=itemtype, name=itemname}
|
||||
end
|
||||
elseif stacktype == "tool" then
|
||||
local itemtype = nil
|
||||
local itemname = nil
|
||||
local itemwear = nil
|
||||
itemtype, itemname, itemwear = string.match(stackstring,
|
||||
'([%a%d]+) "([^"]*)" (%d+)')
|
||||
itemwear = tonumber(itemwear)
|
||||
return '', {type=itemtype, name=itemname, wear=itemwear}
|
||||
end
|
||||
end
|
||||
|
||||
function stackstring_put_item(stackstring, item)
|
||||
if item == nil then
|
||||
return stackstring, false
|
||||
end
|
||||
stackstring = stackstring or ''
|
||||
local stacktype = nil
|
||||
stacktype = string.match(stackstring,
|
||||
'([%a%d]+)')
|
||||
stacktype = stacktype or ''
|
||||
if stacktype ~= '' and stacktype ~= item.type then
|
||||
return stackstring, false
|
||||
end
|
||||
if item.type == "node" or item.type == "craft" then
|
||||
local itemtype = nil
|
||||
local itemname = nil
|
||||
local itemcount = nil
|
||||
itemtype, itemname, itemcount = string.match(stackstring,
|
||||
'([%a%d]+) "([^"]*)" (%d+)')
|
||||
itemtype = itemtype or item.type
|
||||
itemname = itemname or item.name
|
||||
if itemcount == nil then
|
||||
itemcount = 0
|
||||
end
|
||||
itemcount = itemcount + 1
|
||||
return itemtype.." \""..itemname.."\" "..itemcount, true
|
||||
elseif item.type == "tool" then
|
||||
if stacktype ~= nil then
|
||||
return stackstring, false
|
||||
end
|
||||
local itemtype = nil
|
||||
local itemname = nil
|
||||
local itemwear = nil
|
||||
itemtype, itemname, itemwear = string.match(stackstring,
|
||||
'([%a%d]+) "([^"]*)" (%d+)')
|
||||
itemwear = tonumber(itemwear)
|
||||
return itemtype.." \""..itemname.."\" "..itemwear, true
|
||||
end
|
||||
return stackstring, false
|
||||
end
|
||||
|
||||
function stackstring_put_stackstring(stackstring, src)
|
||||
while src ~= '' do
|
||||
--print("src="..dump(src))
|
||||
src, item = stackstring_take_item(src)
|
||||
--print("src="..dump(src).." item="..dump(item))
|
||||
local success
|
||||
stackstring, success = stackstring_put_item(stackstring, item)
|
||||
if not success then
|
||||
return stackstring, false
|
||||
end
|
||||
end
|
||||
return stackstring, true
|
||||
end
|
||||
|
||||
function test_stackstring()
|
||||
local stack
|
||||
local item
|
||||
local success
|
||||
|
||||
stack, item = stackstring_take_item('node "TNT" 3')
|
||||
assert(stack == 'node "TNT" 2')
|
||||
assert(item.type == 'node')
|
||||
assert(item.name == 'TNT')
|
||||
|
||||
stack, item = stackstring_take_item('craft "with spaces" 2')
|
||||
assert(stack == 'craft "with spaces" 1')
|
||||
assert(item.type == 'craft')
|
||||
assert(item.name == 'with spaces')
|
||||
|
||||
stack, item = stackstring_take_item('craft "with spaces" 1')
|
||||
assert(stack == '')
|
||||
assert(item.type == 'craft')
|
||||
assert(item.name == 'with spaces')
|
||||
|
||||
stack, item = stackstring_take_item('craft "s8df2kj3" 0')
|
||||
assert(stack == '')
|
||||
assert(item == nil)
|
||||
|
||||
stack, item = stackstring_take_item('tool "With Spaces" 32487')
|
||||
assert(stack == '')
|
||||
assert(item.type == 'tool')
|
||||
assert(item.name == 'With Spaces')
|
||||
assert(item.wear == 32487)
|
||||
|
||||
stack, success = stackstring_put_item('node "With Spaces" 40',
|
||||
{type='node', name='With Spaces'})
|
||||
assert(stack == 'node "With Spaces" 41')
|
||||
assert(success == true)
|
||||
|
||||
stack, success = stackstring_put_item('craft "With Spaces" 40',
|
||||
{type='craft', name='With Spaces'})
|
||||
assert(stack == 'craft "With Spaces" 41')
|
||||
assert(success == true)
|
||||
|
||||
stack, success = stackstring_put_item('tool "With Spaces" 32487',
|
||||
{type='tool', name='With Spaces'})
|
||||
assert(stack == 'tool "With Spaces" 32487')
|
||||
assert(success == false)
|
||||
|
||||
stack, success = stackstring_put_item('node "With Spaces" 40',
|
||||
{type='tool', name='With Spaces'})
|
||||
assert(stack == 'node "With Spaces" 40')
|
||||
assert(success == false)
|
||||
|
||||
assert(stackstring_put_stackstring('node "With Spaces" 2',
|
||||
'node "With Spaces" 1') == 'node "With Spaces" 3')
|
||||
end
|
||||
test_stackstring()
|
||||
|
||||
--
|
||||
-- NodeItem helpers
|
||||
--
|
||||
|
||||
minetest.inventorycube = function(img1, img2, img3)
|
||||
img2 = img2 or img1
|
||||
img3 = img3 or img1
|
||||
return "[inventorycube"
|
||||
.. "{" .. img1:gsub("%^", "&")
|
||||
.. "{" .. img2:gsub("%^", "&")
|
||||
.. "{" .. img3:gsub("%^", "&")
|
||||
end
|
||||
|
||||
--
|
||||
-- CraftItem helpers
|
||||
--
|
||||
|
||||
minetest.craftitem_place_item = function(item, placer, pos)
|
||||
--print("craftitem_place_item")
|
||||
--print("item: " .. dump(item))
|
||||
--print("placer: " .. dump(placer))
|
||||
--print("pos: " .. dump(pos))
|
||||
minetest.env:add_item(pos, 'craft "' .. item .. '" 1')
|
||||
return true
|
||||
end
|
||||
|
||||
minetest.craftitem_eat = function(hp_change)
|
||||
return function(item, user, pointed_thing) -- closure
|
||||
--print("craftitem_eat(" .. hp_change .. ")")
|
||||
--print("item: " .. dump(item))
|
||||
--print("user: " .. dump(user))
|
||||
--print("pointed_thing: " .. dump(pointed_thing))
|
||||
user:set_hp(user:get_hp() + hp_change)
|
||||
return true
|
||||
end
|
||||
end
|
||||
|
||||
--
|
||||
-- Default material types
|
||||
--
|
||||
|
|
@ -422,7 +627,7 @@ end
|
|||
-- Callback registration
|
||||
--
|
||||
|
||||
function make_registration()
|
||||
local function make_registration()
|
||||
local t = {}
|
||||
local registerfunc = function(func) table.insert(t, func) end
|
||||
return t, registerfunc
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue