Organize builtin into subdirectories

1 files changed, 0 insertions, 589 deletions

diff --git a/builtin/item.lua b/builtin/item.lua
deleted file mode 100644
index 002c14f5e..000000000
--- a/builtin/item.lua
+++ /dev/null
@@ -1,589 +0,0 @@
--- Minetest: builtin/item.lua
-
-local function copy_pointed_thing(pointed_thing)
-	return {
-		type  = pointed_thing.type,
-		above = vector.new(pointed_thing.above),
-		under = vector.new(pointed_thing.under),
-		ref   = pointed_thing.ref,
-	}
-end
-
---
--- Item definition helpers
---
-
-function minetest.inventorycube(img1, img2, img3)
-	img2 = img2 or img1
-	img3 = img3 or img1
-	return "[inventorycube"
-			.. "{" .. img1:gsub("%^", "&")
-			.. "{" .. img2:gsub("%^", "&")
-			.. "{" .. img3:gsub("%^", "&")
-end
-
-function minetest.get_pointed_thing_position(pointed_thing, above)
-	if pointed_thing.type == "node" then
-		if above then
-			-- The position where a node would be placed
-			return pointed_thing.above
-		else
-			-- The position where a node would be dug
-			return pointed_thing.under
-		end
-	elseif pointed_thing.type == "object" then
-		obj = pointed_thing.ref
-		if obj ~= nil then
-			return obj:getpos()
-		else
-			return nil
-		end
-	else
-		return nil
-	end
-end
-
-function minetest.dir_to_facedir(dir, is6d)
-	--account for y if requested
-	if is6d and math.abs(dir.y) > math.abs(dir.x) and math.abs(dir.y) > math.abs(dir.z) then
-
-		--from above
-		if dir.y < 0 then
-			if math.abs(dir.x) > math.abs(dir.z) then
-				if dir.x < 0 then
-					return 19
-				else
-					return 13
-				end
-			else
-				if dir.z < 0 then
-					return 10
-				else
-					return 4
-				end
-			end
-
-		--from below
-		else
-			if math.abs(dir.x) > math.abs(dir.z) then
-				if dir.x < 0 then
-					return 15
-				else
-					return 17
-				end
-			else
-				if dir.z < 0 then
-					return 6
-				else
-					return 8
-				end
-			end
-		end
-
-	--otherwise, place horizontally
-	elseif math.abs(dir.x) > math.abs(dir.z) then
-		if dir.x < 0 then
-			return 3
-		else
-			return 1
-		end
-	else
-		if dir.z < 0 then
-			return 2
-		else
-			return 0
-		end
-	end
-end
-
-function minetest.facedir_to_dir(facedir)
-	--a table of possible dirs
-	return ({{x=0, y=0, z=1},
-					{x=1, y=0, z=0},
-					{x=0, y=0, z=-1},
-					{x=-1, y=0, z=0},
-					{x=0, y=-1, z=0},
-					{x=0, y=1, z=0}})
-
-					--indexed into by a table of correlating facedirs
-					[({[0]=1, 2, 3, 4, 
-						5, 2, 6, 4,
-						6, 2, 5, 4,
-						1, 5, 3, 6,
-						1, 6, 3, 5,
-						1, 4, 3, 2})
-
-						--indexed into by the facedir in question
-						[facedir]]
-end
-
-function minetest.dir_to_wallmounted(dir)
-	if math.abs(dir.y) > math.max(math.abs(dir.x), math.abs(dir.z)) then
-		if dir.y < 0 then
-			return 1
-		else
-			return 0
-		end
-	elseif math.abs(dir.x) > math.abs(dir.z) then
-		if dir.x < 0 then
-			return 3
-		else
-			return 2
-		end
-	else
-		if dir.z < 0 then
-			return 5
-		else
-			return 4
-		end
-	end
-end
-
-function minetest.get_node_drops(nodename, toolname)
-	local drop = ItemStack({name=nodename}):get_definition().drop
-	if drop == nil then
-		-- default drop
-		return {nodename}
-	elseif type(drop) == "string" then
-		-- itemstring drop
-		return {drop}
-	elseif drop.items == nil then
-		-- drop = {} to disable default drop
-		return {}
-	end
-
-	-- Extended drop table
-	local got_items = {}
-	local got_count = 0
-	local _, item, tool
-	for _, item in ipairs(drop.items) do
-		local good_rarity = true
-		local good_tool = true
-		if item.rarity ~= nil then
-			good_rarity = item.rarity < 1 or math.random(item.rarity) == 1
-		end
-		if item.tools ~= nil then
-			good_tool = false
-			for _, tool in ipairs(item.tools) do
-				if tool:sub(1, 1) == '~' then
-					good_tool = toolname:find(tool:sub(2)) ~= nil
-				else
-					good_tool = toolname == tool
-				end
-				if good_tool then
-					break
-				end
-			end
-        	end
-		if good_rarity and good_tool then
-			got_count = got_count + 1
-			for _, add_item in ipairs(item.items) do
-				got_items[#got_items+1] = add_item
-			end
-			if drop.max_items ~= nil and got_count == drop.max_items then
-				break
-			end
-		end
-	end
-	return got_items
-end
-
-function minetest.item_place_node(itemstack, placer, pointed_thing, param2)
-	local item = itemstack:peek_item()
-	local def = itemstack:get_definition()
-	if def.type ~= "node" or pointed_thing.type ~= "node" then
-		return itemstack, false
-	end
-
-	local under = pointed_thing.under
-	local oldnode_under = minetest.get_node_or_nil(under)
-	local above = pointed_thing.above
-	local oldnode_above = minetest.get_node_or_nil(above)
-
-	if not oldnode_under or not oldnode_above then
-		minetest.log("info", placer:get_player_name() .. " tried to place"
-			.. " node in unloaded position " .. minetest.pos_to_string(above))
-		return itemstack, false
-	end
-
-	local olddef_under = ItemStack({name=oldnode_under.name}):get_definition()
-	olddef_under = olddef_under or minetest.nodedef_default
-	local olddef_above = ItemStack({name=oldnode_above.name}):get_definition()
-	olddef_above = olddef_above or minetest.nodedef_default
-
-	if not olddef_above.buildable_to and not olddef_under.buildable_to then
-		minetest.log("info", placer:get_player_name() .. " tried to place"
-			.. " node in invalid position " .. minetest.pos_to_string(above)
-			.. ", replacing " .. oldnode_above.name)
-		return itemstack, false
-	end
-
-	-- Place above pointed node
-	local place_to = {x = above.x, y = above.y, z = above.z}
-
-	-- If node under is buildable_to, place into it instead (eg. snow)
-	if olddef_under.buildable_to then
-		minetest.log("info", "node under is buildable to")
-		place_to = {x = under.x, y = under.y, z = under.z}
-	end
-
-	if minetest.is_protected(place_to, placer:get_player_name()) then
-		minetest.log("action", placer:get_player_name()
-				.. " tried to place " .. def.name
-				.. " at protected position "
-				.. minetest.pos_to_string(place_to))
-		minetest.record_protection_violation(place_to, placer:get_player_name())
-		return itemstack
-	end
-
-	minetest.log("action", placer:get_player_name() .. " places node "
-		.. def.name .. " at " .. minetest.pos_to_string(place_to))
-	
-	local oldnode = minetest.get_node(place_to)
-	local newnode = {name = def.name, param1 = 0, param2 = param2}
-
-	-- Calculate direction for wall mounted stuff like torches and signs
-	if def.paramtype2 == 'wallmounted' and not param2 then
-		local dir = {
-			x = under.x - above.x,
-			y = under.y - above.y,
-			z = under.z - above.z
-		}
-		newnode.param2 = minetest.dir_to_wallmounted(dir)
-	-- Calculate the direction for furnaces and chests and stuff
-	elseif def.paramtype2 == 'facedir' and not param2 then
-		local placer_pos = placer:getpos()
-		if placer_pos then
-			local dir = {
-				x = above.x - placer_pos.x,
-				y = above.y - placer_pos.y,
-				z = above.z - placer_pos.z
-			}
-			newnode.param2 = minetest.dir_to_facedir(dir)
-			minetest.log("action", "facedir: " .. newnode.param2)
-		end
-	end
-
-	-- Check if the node is attached and if it can be placed there
-	if minetest.get_item_group(def.name, "attached_node") ~= 0 and
-		not check_attached_node(place_to, newnode) then
-		minetest.log("action", "attached node " .. def.name ..
-			" can not be placed at " .. minetest.pos_to_string(place_to))
-		return itemstack, false
-	end
-
-	-- Add node and update
-	minetest.add_node(place_to, newnode)
-
-	local take_item = true
-
-	-- Run callback
-	if def.after_place_node then
-		-- Deepcopy place_to and pointed_thing because callback can modify it
-		local place_to_copy = {x=place_to.x, y=place_to.y, z=place_to.z}
-		local pointed_thing_copy = copy_pointed_thing(pointed_thing)
-		if def.after_place_node(place_to_copy, placer, itemstack,
-				pointed_thing_copy) then
-			take_item = false
-		end
-	end
-
-	-- Run script hook
-	local _, callback
-	for _, callback in ipairs(minetest.registered_on_placenodes) do
-		-- Deepcopy pos, node and pointed_thing because callback can modify them
-		local place_to_copy = {x=place_to.x, y=place_to.y, z=place_to.z}
-		local newnode_copy = {name=newnode.name, param1=newnode.param1, param2=newnode.param2}
-		local oldnode_copy = {name=oldnode.name, param1=oldnode.param1, param2=oldnode.param2}
-		local pointed_thing_copy = copy_pointed_thing(pointed_thing)
-		if callback(place_to_copy, newnode_copy, placer, oldnode_copy, itemstack, pointed_thing_copy) then
-			take_item = false
-		end
-	end
-
-	if take_item then
-		itemstack:take_item()
-	end
-	return itemstack, true
-end
-
-function minetest.item_place_object(itemstack, placer, pointed_thing)
-	local pos = minetest.get_pointed_thing_position(pointed_thing, true)
-	if pos ~= nil then
-		local item = itemstack:take_item()
-		minetest.add_item(pos, item)
-	end
-	return itemstack
-end
-
-function minetest.item_place(itemstack, placer, pointed_thing, param2)
-	-- Call on_rightclick if the pointed node defines it
-	if pointed_thing.type == "node" and placer and
-			not placer:get_player_control().sneak then
-		local n = minetest.get_node(pointed_thing.under)
-		local nn = n.name
-		if minetest.registered_nodes[nn] and minetest.registered_nodes[nn].on_rightclick then
-			return minetest.registered_nodes[nn].on_rightclick(pointed_thing.under, n,
-					placer, itemstack, pointed_thing) or itemstack, false
-		end
-	end
-
-	if itemstack:get_definition().type == "node" then
-		return minetest.item_place_node(itemstack, placer, pointed_thing, param2)
-	end
-	return itemstack
-end
-
-function minetest.item_drop(itemstack, dropper, pos)
-	if dropper.get_player_name then
-		local v = dropper:get_look_dir()
-		local p = {x=pos.x+v.x, y=pos.y+1.5+v.y, z=pos.z+v.z}
-		local obj = minetest.add_item(p, itemstack)
-		if obj then
-			v.x = v.x*2
-			v.y = v.y*2 + 1
-			v.z = v.z*2
-			obj:setvelocity(v)
-		end
-	else
-		minetest.add_item(pos, itemstack)
-	end
-	return ItemStack("")
-end
-
-function minetest.item_eat(hp_change, replace_with_item)
-	return function(itemstack, user, pointed_thing)  -- closure
-		if itemstack:take_item() ~= nil then
-			user:set_hp(user:get_hp() + hp_change)
-			itemstack:add_item(replace_with_item) -- note: replace_with_item is optional
-		end
-		return itemstack
-	end
-end
-
-function minetest.node_punch(pos, node, puncher, pointed_thing)
-	-- Run script hook
-	for _, callback in ipairs(minetest.registered_on_punchnodes) do
-		-- Copy pos and node because callback can modify them
-		local pos_copy = vector.new(pos)
-		local node_copy = {name=node.name, param1=node.param1, param2=node.param2}
-		local pointed_thing_copy = pointed_thing and copy_pointed_thing(pointed_thing) or nil
-		callback(pos_copy, node_copy, puncher, pointed_thing_copy)
-	end
-end
-
-function minetest.handle_node_drops(pos, drops, digger)
-	-- Add dropped items to object's inventory
-	if digger:get_inventory() then
-		local _, dropped_item
-		for _, dropped_item in ipairs(drops) do
-			local left = digger:get_inventory():add_item("main", dropped_item)
-			if not left:is_empty() then
-				local p = {
-					x = pos.x + math.random()/2-0.25,
-					y = pos.y + math.random()/2-0.25,
-					z = pos.z + math.random()/2-0.25,
-				}
-				minetest.add_item(p, left)
-			end
-		end
-	end
-end
-
-function minetest.node_dig(pos, node, digger)
-	local def = ItemStack({name=node.name}):get_definition()
-	if not def.diggable or (def.can_dig and not def.can_dig(pos,digger)) then
-		minetest.log("info", digger:get_player_name() .. " tried to dig "
-			.. node.name .. " which is not diggable "
-			.. minetest.pos_to_string(pos))
-		return
-	end
-
-	if minetest.is_protected(pos, digger:get_player_name()) then
-		minetest.log("action", digger:get_player_name()
-				.. " tried to dig " .. node.name
-				.. " at protected position "
-				.. minetest.pos_to_string(pos))
-		minetest.record_protection_violation(pos, digger:get_player_name())
-		return
-	end
-
-	minetest.log('action', digger:get_player_name() .. " digs "
-		.. node.name .. " at " .. minetest.pos_to_string(pos))
-
-	local wielded = digger:get_wielded_item()
-	local drops = minetest.get_node_drops(node.name, wielded:get_name())
-	
-	local wdef = wielded:get_definition()
-	local tp = wielded:get_tool_capabilities()
-	local dp = minetest.get_dig_params(def.groups, tp)
-	if wdef and wdef.after_use then
-		wielded = wdef.after_use(wielded, digger, node, dp) or wielded
-	else
-		-- Wear out tool
-		if not minetest.setting_getbool("creative_mode") then
-			wielded:add_wear(dp.wear)
-		end
-	end
-	digger:set_wielded_item(wielded)
-	
-	-- Handle drops
-	minetest.handle_node_drops(pos, drops, digger)
-
-	local oldmetadata = nil
-	if def.after_dig_node then
-		oldmetadata = minetest.get_meta(pos):to_table()
-	end
-
-	-- Remove node and update
-	minetest.remove_node(pos)
-	
-	-- Run callback
-	if def.after_dig_node then
-		-- Copy pos and node because callback can modify them
-		local pos_copy = {x=pos.x, y=pos.y, z=pos.z}
-		local node_copy = {name=node.name, param1=node.param1, param2=node.param2}
-		def.after_dig_node(pos_copy, node_copy, oldmetadata, digger)
-	end
-
-	-- Run script hook
-	local _, callback
-	for _, callback in ipairs(minetest.registered_on_dignodes) do
-		-- Copy pos and node because callback can modify them
-		local pos_copy = {x=pos.x, y=pos.y, z=pos.z}
-		local node_copy = {name=node.name, param1=node.param1, param2=node.param2}
-		callback(pos_copy, node_copy, digger)
-	end
-end
-
--- This is used to allow mods to redefine minetest.item_place and so on
--- NOTE: This is not the preferred way. Preferred way is to provide enough
---       callbacks to not require redefining global functions. -celeron55
-local function redef_wrapper(table, name)
-	return function(...)
-		return table[name](...)
-	end
-end
-
---
--- Item definition defaults
---
-
-minetest.nodedef_default = {
-	-- Item properties
-	type="node",
-	-- name intentionally not defined here
-	description = "",
-	groups = {},
-	inventory_image = "",
-	wield_image = "",
-	wield_scale = {x=1,y=1,z=1},
-	stack_max = 99,
-	usable = false,
-	liquids_pointable = false,
-	tool_capabilities = nil,
-	node_placement_prediction = nil,
-
-	-- Interaction callbacks
-	on_place = redef_wrapper(minetest, 'item_place'), -- minetest.item_place
-	on_drop = redef_wrapper(minetest, 'item_drop'), -- minetest.item_drop
-	on_use = nil,
-	can_dig = nil,
-
-	on_punch = redef_wrapper(minetest, 'node_punch'), -- minetest.node_punch
-	on_rightclick = nil,
-	on_dig = redef_wrapper(minetest, 'node_dig'), -- minetest.node_dig
-
-	on_receive_fields = nil,
-	
-	on_metadata_inventory_move = minetest.node_metadata_inventory_move_allow_all,
-	on_metadata_inventory_offer = minetest.node_metadata_inventory_offer_allow_all,
-	on_metadata_inventory_take = minetest.node_metadata_inventory_take_allow_all,
-
-	-- Node properties
-	drawtype = "normal",
-	visual_scale = 1.0,
-	-- Don't define these because otherwise the old tile_images and
-	-- special_materials wouldn't be read
-	--tiles ={""},
-	--special_tiles = {
-	--	{name="", backface_culling=true},
-	--	{name="", backface_culling=true},
-	--},
-	alpha = 255,
-	post_effect_color = {a=0, r=0, g=0, b=0},
-	paramtype = "none",
-	paramtype2 = "none",
-	is_ground_content = true,
-	sunlight_propagates = false,
-	walkable = true,
-	pointable = true,
-	diggable = true,
-	climbable = false,
-	buildable_to = false,
-	liquidtype = "none",
-	liquid_alternative_flowing = "",
-	liquid_alternative_source = "",
-	liquid_viscosity = 0,
-	drowning = 0,
-	light_source = 0,
-	damage_per_second = 0,
-	selection_box = {type="regular"},
-	legacy_facedir_simple = false,
-	legacy_wallmounted = false,
-}
-
-minetest.craftitemdef_default = {
-	type="craft",
-	-- name intentionally not defined here
-	description = "",
-	groups = {},
-	inventory_image = "",
-	wield_image = "",
-	wield_scale = {x=1,y=1,z=1},
-	stack_max = 99,
-	liquids_pointable = false,
-	tool_capabilities = nil,
-
-	-- Interaction callbacks
-	on_place = redef_wrapper(minetest, 'item_place'), -- minetest.item_place
-	on_drop = redef_wrapper(minetest, 'item_drop'), -- minetest.item_drop
-	on_use = nil,
-}
-
-minetest.tooldef_default = {
-	type="tool",
-	-- name intentionally not defined here
-	description = "",
-	groups = {},
-	inventory_image = "",
-	wield_image = "",
-	wield_scale = {x=1,y=1,z=1},
-	stack_max = 1,
-	liquids_pointable = false,
-	tool_capabilities = nil,
-
-	-- Interaction callbacks
-	on_place = redef_wrapper(minetest, 'item_place'), -- minetest.item_place
-	on_drop = redef_wrapper(minetest, 'item_drop'), -- minetest.item_drop
-	on_use = nil,
-}
-
-minetest.noneitemdef_default = {  -- This is used for the hand and unknown items
-	type="none",
-	-- name intentionally not defined here
-	description = "",
-	groups = {},
-	inventory_image = "",
-	wield_image = "",
-	wield_scale = {x=1,y=1,z=1},
-	stack_max = 99,
-	liquids_pointable = false,
-	tool_capabilities = nil,
-
-	-- Interaction callbacks
-	on_place = redef_wrapper(minetest, 'item_place'),
-	on_drop = nil,
-	on_use = nil,
-}
-