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Refactor the hopper place function

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Ajrat Makhmutov 2024-05-30 00:48:26 +03:00 committed by SmallJoker
parent c691f370b4
commit d0c8e18c5a
1 changed files with 24 additions and 18 deletions
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38
nodes/hoppers.lua
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@ -18,24 +18,30 @@ local function get_hopper_formspec(pos)
return formspec return formspec
end end
local hopper_on_place = function(itemstack, placer, pointed_thing, node_name)
local pos = pointed_thing.under
local pos2 = pointed_thing.above
local x = pos.x - pos2.x
local z = pos.z - pos2.z
local returned_stack, success
-- unfortunately param2 overrides are needed for side hoppers even in the non-single-craftable-item case -- unfortunately param2 overrides are needed for side hoppers even in the non-single-craftable-item case
-- because they are literally *side* hoppers - their spouts point to the side rather than to the front, so -- because they are literally *side* hoppers - their spouts point to the side rather than to the front, so
-- the default item_place_node orientation code will not orient them pointing toward the selected surface. -- the default item_place_node orientation code will not orient them pointing toward the selected surface.
if x == -1 and (hopper.config.single_craftable_item or node_name == "hopper:hopper_side") then local hopper_on_place = function(itemstack, placer, pointed_thing, node_name)
returned_stack, success = minetest.item_place_node(ItemStack("hopper:hopper_side"), placer, pointed_thing, 0) local returned_stack, success
elseif x == 1 and (hopper.config.single_craftable_item or node_name == "hopper:hopper_side") then
returned_stack, success = minetest.item_place_node(ItemStack("hopper:hopper_side"), placer, pointed_thing, 2) if not (hopper.config.single_craftable_item or node_name == "hopper:hopper_side") then
elseif z == -1 and (hopper.config.single_craftable_item or node_name == "hopper:hopper_side") then returned_stack, success = minetest.item_place_node(itemstack, placer, pointed_thing)
returned_stack, success = minetest.item_place_node(ItemStack("hopper:hopper_side"), placer, pointed_thing, 3) return returned_stack
elseif z == 1 and (hopper.config.single_craftable_item or node_name == "hopper:hopper_side") then end
returned_stack, success = minetest.item_place_node(ItemStack("hopper:hopper_side"), placer, pointed_thing, 1)
local pointed_pos = pointed_thing.under
local hopper_pos = pointed_thing.above
local param2_by_offset = {
[vector.new(-1, 0, 0):to_string()] = 0,
[vector.new( 0, 0, 1):to_string()] = 1,
[vector.new( 1, 0, 0):to_string()] = 2,
[vector.new( 0, 0,-1):to_string()] = 3,
}
local param2 = param2_by_offset[(pointed_pos - hopper_pos):to_string()]
if param2 then
returned_stack, success = minetest.item_place_node(ItemStack("hopper:hopper_side"), placer, pointed_thing, param2)
else else
if hopper.config.single_craftable_item then if hopper.config.single_craftable_item then
node_name = "hopper:hopper" -- For cases where single_craftable_item was set on an existing world and there are still side hoppers in player inventories node_name = "hopper:hopper" -- For cases where single_craftable_item was set on an existing world and there are still side hoppers in player inventories
@ -44,7 +50,7 @@ local hopper_on_place = function(itemstack, placer, pointed_thing, node_name)
end end
if success then if success then
local meta = minetest.get_meta(pos2) local meta = minetest.get_meta(hopper_pos)
meta:set_string("placer", placer:get_player_name()) meta:set_string("placer", placer:get_player_name())
if not minetest.settings:get_bool("creative_mode") then if not minetest.settings:get_bool("creative_mode") then
itemstack:take_item() itemstack:take_item()