digtron/nodes/node_builders.lua

309 lines
14 KiB
Lua
Raw Normal View History

-- internationalization boilerplate
local MP = minetest.get_modpath(minetest.get_current_modname())
local S, NS = dofile(MP.."/intllib.lua")
-- Note: builders go in group 4 and have both test_build and execute_build methods.
2017-09-19 09:05:55 +02:00
local displace_due_to_help_button = 1.0
if minetest.get_modpath("doc") then
2017-09-19 09:05:55 +02:00
displace_due_to_help_button = 0.0
end
2017-10-22 06:29:18 +02:00
local builder_formspec_string =
2017-09-19 09:05:55 +02:00
"size[8,5.2]" ..
default.gui_bg ..
default.gui_bg_img ..
default.gui_slots ..
2017-09-19 09:05:55 +02:00
"list[current_name;main;".. tostring(displace_due_to_help_button/2) ..",0;1,1;]" ..
"label[" .. tostring(displace_due_to_help_button/2).. ",0.8;" .. S("Block to build") .. "]" ..
"field[" .. tostring(displace_due_to_help_button + 1.3) ..",0.8;1,0.1;extrusion;" .. S("Extrusion") .. ";${extrusion}]" ..
2017-09-12 08:20:52 +02:00
"tooltip[extrusion;" .. S("Builder will extrude this many blocks in the direction it is facing.\nCan be set from 1 to @1.\nNote that Digtron won't build into unloaded map regions.", digtron.config.maximum_extrusion) .. "]" ..
2017-09-19 09:05:55 +02:00
"field[" .. tostring(displace_due_to_help_button + 2.3) ..",0.8;1,0.1;period;" .. S("Periodicity") .. ";${period}]" ..
"tooltip[period;" .. S("Builder will build once every n steps.\nThese steps are globally aligned, so all builders with the\nsame period and offset will build on the same location.") .. "]" ..
2017-09-19 09:05:55 +02:00
"field[" .. tostring(displace_due_to_help_button + 3.3) ..",0.8;1,0.1;offset;" .. S("Offset") .. ";${offset}]" ..
"tooltip[offset;" .. S("Offsets the start of periodicity counting by this amount.\nFor example, a builder with period 2 and offset 0 builds\nevery even-numbered block and one with period 2 and\noffset 1 builds every odd-numbered block.") .. "]" ..
2017-09-19 09:05:55 +02:00
"button_exit[" .. tostring(displace_due_to_help_button + 4.0) ..",0.5;1,0.1;set;" .. S("Save &\nShow") .. "]" ..
"tooltip[set;" .. S("Saves settings") .. "]" ..
2017-09-19 09:05:55 +02:00
"field[" .. tostring(displace_due_to_help_button + 5.3) .. ",0.8;1,0.1;build_facing;" .. S("Facing") .. ";${build_facing}]" ..
"tooltip[build_facing;" .. S("Value from 0-23. Not all block types make use of this.\nUse the 'Read & Save' button to copy the facing of the block\ncurrently in the builder output location.") .. "]" ..
2017-09-19 09:05:55 +02:00
"button_exit[" .. tostring(displace_due_to_help_button + 6.0) ..",0.5;1,0.1;read;" .. S("Read &\nSave") .. "]" ..
"tooltip[read;" .. S("Reads the facing of the block currently in the build location,\nthen saves all settings.") .. "]" ..
"list[current_player;main;0,1.3;8,1;]" ..
default.get_hotbar_bg(0,1.3) ..
"list[current_player;main;0,2.5;8,3;8]" ..
"listring[current_player;main]" ..
"listring[current_name;main]"
2017-09-19 09:05:55 +02:00
if minetest.get_modpath("doc") then
2017-10-22 06:29:18 +02:00
builder_formspec_string = builder_formspec_string ..
2017-09-19 09:05:55 +02:00
"button_exit[7.0,0.5;1,0.1;help;" .. S("Help") .. "]" ..
"tooltip[help;" .. S("Show documentation about this block") .. "]"
end
2017-10-22 06:29:18 +02:00
local builder_formspec = function(pos, meta)
return builder_formspec_string
end
-- Builds objects in the targeted node. This is a complicated beastie.
minetest.register_node("digtron:builder", {
description = S("Digtron Builder Module"),
_doc_items_longdesc = digtron.doc.builder_longdesc,
_doc_items_usagehelp = digtron.doc.builder_usagehelp,
_digtron_formspec = builder_formspec,
groups = {cracky = 3, oddly_breakable_by_hand=3, digtron = 4},
drop = "digtron:builder",
sounds = digtron.metal_sounds,
paramtype = "light",
paramtype2= "facedir",
is_ground_content = false,
tiles = {
"digtron_plate.png^[transformR90",
"digtron_plate.png^[transformR270",
"digtron_plate.png",
"digtron_plate.png^[transformR180",
"digtron_plate.png^digtron_builder.png",
"digtron_plate.png",
},
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = {
{-0.25, 0.3125, 0.3125, 0.25, 0.5, 0.5}, -- FrontFrame_top
{-0.25, -0.5, 0.3125, 0.25, -0.3125, 0.5}, -- FrontFrame_bottom
{0.3125, -0.25, 0.3125, 0.5, 0.25, 0.5}, -- FrontFrame_right
{-0.5, -0.25, 0.3125, -0.3125, 0.25, 0.5}, -- FrontFrame_left
{-0.5, 0.25, -0.5, -0.25, 0.5, 0.5}, -- edge_topright
{-0.5, -0.5, -0.5, -0.25, -0.25, 0.5}, -- edge_bottomright
{0.25, 0.25, -0.5, 0.5, 0.5, 0.5}, -- edge_topleft
{0.25, -0.5, -0.5, 0.5, -0.25, 0.5}, -- edge_bottomleft
{-0.25, 0.4375, -0.5, 0.25, 0.5, -0.4375}, -- backframe_top
{-0.25, -0.5, -0.5, 0.25, -0.4375, -0.4375}, -- backframe_bottom
{-0.5, -0.25, -0.5, -0.4375, 0.25, -0.4375}, -- backframe_left
{0.4375, -0.25, -0.5, 0.5, 0.25, -0.4375}, -- Backframe_right
{-0.0625, -0.3125, 0.3125, 0.0625, 0.3125, 0.375}, -- frontcross_vertical
{-0.3125, -0.0625, 0.3125, 0.3125, 0.0625, 0.375}, -- frontcross_horizontal
}
},
on_construct = function(pos)
local meta = minetest.get_meta(pos)
2017-10-22 06:29:18 +02:00
meta:set_string("formspec", builder_formspec(pos, meta))
meta:set_int("period", 1)
meta:set_int("offset", 0)
meta:set_int("build_facing", 0)
meta:set_int("extrusion", 1)
local inv = meta:get_inventory()
inv:set_size("main", 1)
end,
on_receive_fields = function(pos, formname, fields, sender)
local meta = minetest.get_meta(pos)
local period = tonumber(fields.period)
local offset = tonumber(fields.offset)
local build_facing = tonumber(fields.build_facing)
local extrusion = tonumber(fields.extrusion)
if period and period > 0 then
meta:set_int("period", math.floor(tonumber(fields.period)))
else
period = meta:get_int("period")
end
if offset then
meta:set_int("offset", math.floor(tonumber(fields.offset)))
else
offset = meta:get_int("offset")
end
if build_facing and build_facing >= 0 and build_facing < 24 then
-- TODO: wallmounted facings only run from 0-5, a player could theoretically put a wallmounted item into the builder and then manually set the build facing to an invalid number
-- Should prevent that somehow. But not tonight.
meta:set_int("build_facing", math.floor(build_facing))
end
2017-09-12 08:20:52 +02:00
if extrusion and extrusion > 0 and extrusion <= digtron.config.maximum_extrusion then
meta:set_int("extrusion", math.floor(tonumber(fields.extrusion)))
else
extrusion = meta:get_int("extrusion")
end
if fields.set then
digtron.show_offset_markers(pos, offset, period)
elseif fields.read then
local facing = minetest.get_node(pos).param2
local buildpos = digtron.find_new_pos(pos, facing)
local target_node = minetest.get_node(buildpos)
if target_node.name ~= "air" and minetest.get_item_group(target_node.name, "digtron") == 0 then
local meta = minetest.get_meta(pos)
local inv = meta:get_inventory()
local target_name = digtron.builder_read_item_substitutions[target_node.name] or target_node.name
inv:set_stack("main", 1, target_name)
meta:set_int("build_facing", target_node.param2)
end
end
if fields.help and minetest.get_modpath("doc") then --check for mod in case someone disabled it after this digger was built
minetest.after(0.5, doc.show_entry, sender:get_player_name(), "nodes", "digtron:builder", true)
end
digtron.update_builder_item(pos)
end,
on_destruct = function(pos)
digtron.remove_builder_item(pos)
end,
after_place_node = function(pos)
digtron.update_builder_item(pos)
end,
allow_metadata_inventory_put = function(pos, listname, index, stack, player)
local stack_name = stack:get_name()
if minetest.get_item_group(stack_name, "digtron") ~= 0 then
return 0 -- don't allow builders to be set to build Digtron nodes, they'll just clog the output.
end
if not minetest.registered_nodes[stack_name] and not digtron.whitelisted_on_place(stack_name) then
return 0 -- don't allow craft items unless their on_place is whitelisted.
end
local inv = minetest.get_inventory({type="node", pos=pos})
inv:set_stack(listname, index, stack:take_item(1))
return 0
end,
allow_metadata_inventory_take = function(pos, listname, index, stack, player)
local inv = minetest.get_inventory({type="node", pos=pos})
inv:set_stack(listname, index, ItemStack(""))
return 0
end,
-- "builder at pos, imagine that you're in test_pos. If you're willing and able to build from there, take the item you need from inventory.
-- return the item you took and the inventory location you took it from so it can be put back after all the other builders have been tested.
-- If you couldn't get the item from inventory, return an error code so we can abort the cycle.
-- If you're not supposed to build at all, or the location is obstructed, return 0 to let us know you're okay and we shouldn't abort."
--return code and accompanying value:
-- 0, {} -- not supposed to build, no error
-- 1, {{itemstack, source inventory pos}, ...} -- can build, took items from inventory
-- 2, {{itemstack, source inventory pos}, ...}, itemstack -- was supposed to build, but couldn't get the item from inventory
-- 3, {} -- builder configuration error
test_build = function(pos, test_pos, inventory_positions, protected_nodes, nodes_dug, controlling_coordinate, controller_pos)
local meta = minetest.get_meta(pos)
local facing = minetest.get_node(pos).param2
local buildpos = digtron.find_new_pos(test_pos, facing)
if (buildpos[controlling_coordinate] + meta:get_int("offset")) % meta:get_int("period") ~= 0 then
--It's not the builder's turn to build right now.
return 0, {}
end
local extrusion_count = 0
local extrusion_target = meta:get_int("extrusion")
if extrusion_target == nil or extrusion_target < 1 or extrusion_target > 100 then
extrusion_target = 1 -- failsafe
end
local return_items = {}
local inv = minetest.get_inventory({type="node", pos=pos})
local item_stack = inv:get_stack("main", 1)
if item_stack:is_empty() then
return 3, {} -- error code for "this builder's item slot is unset"
end
while extrusion_count < extrusion_target do
if not digtron.can_move_to(buildpos, protected_nodes, nodes_dug) then
--using "can_move_to" instead of "can_build_to" test case in case the builder is pointed "backward", and will thus
--be building into the space that it's currently in and will be vacating after moving, or in case the builder is aimed
--sideways and a fellow digtron node was ahead of it (will also be moving out of the way).
--If the player has built his digtron stupid (eg has another digtron node in the place the builder wants to build) this
--assumption is wrong, but I can't hold the player's hand through *every* possible bad design decision. Worst case,
--the digtron will think its inventory can't handle the next build step and abort the build when it actually could have
--managed one more cycle. That's not a bad outcome for a digtron array that was built stupidly to begin with.
return 1, return_items
end
local source_location = digtron.take_from_inventory(item_stack:get_name(), inventory_positions)
if source_location ~= nil then
table.insert(return_items, {item=item_stack, location=source_location})
else
return 2, return_items, item_stack -- error code for "needed an item but couldn't get it from inventory"
end
extrusion_count = extrusion_count + 1
buildpos = digtron.find_new_pos(buildpos, facing)
end
return 1, return_items
end,
execute_build = function(pos, player, inventory_positions, protected_nodes, nodes_dug, controlling_coordinate, controller_pos)
local meta = minetest.get_meta(pos)
local build_facing = tonumber(meta:get_int("build_facing"))
local facing = minetest.get_node(pos).param2
local buildpos = digtron.find_new_pos(pos, facing)
if (buildpos[controlling_coordinate] + meta:get_int("offset")) % meta:get_int("period") ~= 0 then
return 0
end
local extrusion_count = 0
local extrusion_target = meta:get_int("extrusion")
if extrusion_target == nil or extrusion_target < 1 or extrusion_target > 100 then
extrusion_target = 1 -- failsafe
end
local built_count = 0
local inv = minetest.get_inventory({type="node", pos=pos})
local item_stack = inv:get_stack("main", 1)
if item_stack:is_empty() then
return built_count
end
while extrusion_count < extrusion_target do
if not digtron.can_build_to(buildpos, protected_nodes, nodes_dug) then
return built_count
end
local oldnode = minetest.get_node(buildpos)
2017-09-12 08:20:52 +02:00
if not digtron.config.uses_resources then
local returned_stack, success = digtron.item_place_node(item_stack, player, buildpos, build_facing)
if success == true then
2017-09-20 07:44:59 +02:00
minetest.log("action", string.format("%s uses Digtron to build %s at (%d, %d, %d), displacing %s", player:get_player_name(), item_stack:get_name(), buildpos.x, buildpos.y, buildpos.z, oldnode.name))
nodes_dug:set(buildpos.x, buildpos.y, buildpos.z, false)
built_count = built_count + 1
else
return built_count
end
end
local sourcepos = digtron.take_from_inventory(item_stack:get_name(), inventory_positions)
if sourcepos == nil then
-- item not in inventory! Need to sound the angry buzzer to let the player know, so return a negative number.
return (built_count + 1) * -1
end
local returned_stack, success = digtron.item_place_node(item_stack, player, buildpos, build_facing)
if success == true then
2017-09-20 07:44:59 +02:00
minetest.log("action", string.format("%s uses Digtron to build %s at (%d, %d, %d), displacing %s", player:get_player_name(), item_stack:get_name(), buildpos.x, buildpos.y, buildpos.z, oldnode.name))
--flag this node as *not* to be dug.
nodes_dug:set(buildpos.x, buildpos.y, buildpos.z, false)
digtron.award_item_built(item_stack:get_name(), player:get_player_name())
built_count = built_count + 1
else
--failed to build, target node probably obstructed. Put the item back in inventory.
--Should probably never reach this since we're guarding against can_build_to, above, but this makes things safe if we somehow do.
digtron.place_in_specific_inventory(item_stack, sourcepos, inventory_positions, controller_pos)
return built_count
end
extrusion_count = extrusion_count + 1
buildpos = digtron.find_new_pos(buildpos, facing)
end
return built_count
end,
})