game/technic.git

Remove node_ownership support, cleanup (#560)

David Leal

2020-06-24 6154a04c00d7650664b78e2bca37631ae3778411

commit \| author \| age
ee0765	1
be2f30	2	local S = technic.getter
S	3
0e9caf	4	local tube_entry = "^pipeworks_tube_connection_metallic.png"
54004f	5	local cable_entry = "^technic_cable_connection_overlay.png"
0e9caf	6
ee0765	7	minetest.register_craft({
S	8	recipe = {
5e4a87	9	{"technic:carbon_plate", "pipeworks:filter", "technic:composite_plate"},
44cb8d	10	{"basic_materials:motor", "technic:machine_casing", "technic:diamond_drill_head"},
83c649	11	{"technic:carbon_steel_block", "technic:hv_cable", "technic:carbon_steel_block"}},
ee0765	12	output = "technic:quarry",
S	13	})
	14
	15	local quarry_dig_above_nodes = 3 -- How far above the quarry we will dig nodes
	16	local quarry_max_depth = 100
d0efa1	17	local quarry_demand = 10000
428b1b	18	local quarry_eject_dir = vector.new(0, 1, 0)
ee0765	19
b74c2d	20	local function set_quarry_formspec(meta)
d0efa1	21	local radius = meta:get_int("size")
86dd58	22	local formspec = "size[6,4.3]"..
E	23	"list[context;cache;0,1;4,3;]"..
	24	"item_image[4.8,0;1,1;technic:quarry]"..
	25	"label[0,0.2;"..S("%s Quarry"):format("HV").."]"..
	26	"field[4.3,3.5;2,1;size;"..S("Radius:")..";"..radius.."]"
b74c2d	27	if meta:get_int("enabled") == 0 then
86dd58	28	formspec = formspec.."button[4,1;2,1;enable;"..S("Disabled").."]"
b74c2d	29	else
86dd58	30	formspec = formspec.."button[4,1;2,1;disable;"..S("Enabled").."]"
b74c2d	31	end
d0efa1	32	local diameter = radius*2 + 1
Z	33	local nd = meta:get_int("dug")
	34	local rel_y = quarry_dig_above_nodes - math.floor(nd / (diameter*diameter))
86dd58	35	formspec = formspec.."label[0,4;"..minetest.formspec_escape(
d0efa1	36	nd == 0 and S("Digging not started") or
Z	37	(rel_y < -quarry_max_depth and S("Digging finished") or
86dd58	38	(meta:get_int("purge_on") == 1 and S("Purging cache") or
d0efa1	39	S("Digging %d m "..(rel_y > 0 and "above" or "below").." machine")
86dd58	40	:format(math.abs(rel_y))))
d0efa1	41	).."]"
Z	42	formspec = formspec.."button[4,2;2,1;restart;"..S("Restart").."]"
b74c2d	43	meta:set_string("formspec", formspec)
d0efa1	44	end
Z	45
	46	local function set_quarry_demand(meta)
	47	local radius = meta:get_int("size")
	48	local diameter = radius*2 + 1
	49	local machine_name = S("%s Quarry"):format("HV")
86dd58	50	if meta:get_int("enabled") == 0 or meta:get_int("purge_on") == 1 then
E	51	meta:set_string("infotext", S(meta:get_int("purge_on") == 1 and "%s purging cache" or "%s Disabled"):format(machine_name))
d0efa1	52	meta:set_int("HV_EU_demand", 0)
Z	53	elseif meta:get_int("dug") == diameterdiameter (quarry_dig_above_nodes+1+quarry_max_depth) then
	54	meta:set_string("infotext", S("%s Finished"):format(machine_name))
	55	meta:set_int("HV_EU_demand", 0)
	56	else
	57	meta:set_string("infotext", S(meta:get_int("HV_EU_input") >= quarry_demand and "%s Active" or "%s Unpowered"):format(machine_name))
	58	meta:set_int("HV_EU_demand", quarry_demand)
	59	end
ee0765	60	end
S	61
	62	local function quarry_receive_fields(pos, formname, fields, sender)
b81d1d	63	local player_name = sender:get_player_name()
L	64	if minetest.is_protected(pos, player_name) then
	65	minetest.chat_send_player(player_name, "You are not allowed to edit this!")
	66	minetest.record_protection_violation(pos, player_name)
	67	return
	68	end
ee0765	69	local meta = minetest.get_meta(pos)
d0efa1	70	if fields.size and string.find(fields.size, "^[0-9]+$") then
Z	71	local size = tonumber(fields.size)
	72	if size >= 2 and size <= 8 and size ~= meta:get_int("size") then
	73	meta:set_int("size", size)
	74	meta:set_int("dug", 0)
	75	end
ee0765	76	end
b74c2d	77	if fields.enable then meta:set_int("enabled", 1) end
Z	78	if fields.disable then meta:set_int("enabled", 0) end
86dd58	79	if fields.restart then
E	80	meta:set_int("dug", 0)
	81	meta:set_int("purge_on", 1)
	82	end
b74c2d	83	set_quarry_formspec(meta)
d0efa1	84	set_quarry_demand(meta)
ee0765	85	end
S	86
86dd58	87	local function quarry_handle_purge(pos)
E	88	local meta = minetest.get_meta(pos)
	89	local inv = meta:get_inventory()
	90	local i = 0
	91	for _,stack in ipairs(inv:get_list("cache")) do
	92	i = i + 1
	93	if stack then
	94	local item = stack:to_table()
	95	if item then
428b1b	96	technic.tube_inject_item(pos, pos, quarry_eject_dir, item)
86dd58	97	stack:clear()
E	98	inv:set_stack("cache", i, stack)
	99	break
	100	end
	101	end
	102	end
	103	if inv:is_empty("cache") then
	104	meta:set_int("purge_on", 0)
	105	end
	106	end
	107
d0efa1	108	local function quarry_run(pos, node)
ee0765	109	local meta = minetest.get_meta(pos)
86dd58	110	local inv = meta:get_inventory()
E	111	-- initialize cache for the case we load an older world
	112	inv:set_size("cache", 12)
	113	-- toss a coin whether we do an automatic purge. Chance 1:200
	114	local purge_rand = math.random()
	115	if purge_rand <= 0.005 then
	116	meta:set_int("purge_on", 1)
	117	end
	118
	119	if meta:get_int("enabled") and meta:get_int("HV_EU_input") >= quarry_demand and meta:get_int("purge_on") == 0 then
d0efa1	120	local pdir = minetest.facedir_to_dir(node.param2)
701240	121	if pdir.y ~= 0 then
TR	122	-- faces up or down, not valid, otherwise depth-check would run endless and hang up the server
	123	return
	124	end
	125
d0efa1	126	local qdir = pdir.x == 1 and vector.new(0,0,-1) or
Z	127	(pdir.z == -1 and vector.new(-1,0,0) or
	128	(pdir.x == -1 and vector.new(0,0,1) or
	129	vector.new(1,0,0)))
	130	local radius = meta:get_int("size")
	131	local diameter = radius*2 + 1
	132	local startpos = vector.add(vector.add(vector.add(pos,
	133	vector.new(0, quarry_dig_above_nodes, 0)),
	134	pdir),
	135	vector.multiply(qdir, -radius))
	136	local owner = meta:get_string("owner")
	137	local nd = meta:get_int("dug")
c14521	138	while nd < diameterdiameter (quarry_dig_above_nodes+1+quarry_max_depth) do
d0efa1	139	local ry = math.floor(nd / (diameter*diameter))
Z	140	local ndl = nd % (diameter*diameter)
	141	if ry % 2 == 1 then
	142	ndl = diameter*diameter - 1 - ndl
	143	end
	144	local rq = math.floor(ndl / diameter)
	145	local rp = ndl % diameter
	146	if rq % 2 == 1 then rp = diameter - 1 - rp end
	147	local digpos = vector.add(vector.add(vector.add(startpos,
	148	vector.new(0, -ry, 0)),
	149	vector.multiply(pdir, rp)),
	150	vector.multiply(qdir, rq))
	151	local can_dig = true
	152	if can_dig and minetest.is_protected and minetest.is_protected(digpos, owner) then
	153	can_dig = false
	154	end
	155	local dignode
	156	if can_dig then
c38da0	157	dignode = technic.get_or_load_node(digpos) or minetest.get_node(digpos)
d0efa1	158	local dignodedef = minetest.registered_nodes[dignode.name] or {diggable=false}
c93bfe	159	-- doors mod among other thing does NOT like a nil digger...
3d52b6	160	local fakedigger = pipeworks.create_fake_player({
TR	161	name = owner
	162	})
c93bfe	163	if not dignodedef.diggable or (dignodedef.can_dig and not dignodedef.can_dig(digpos, fakedigger)) then
d0efa1	164	can_dig = false
Z	165	end
	166	end
c38da0	167
E	168	if can_dig then
	169	for ay = startpos.y, digpos.y+1, -1 do
	170	local checkpos = {x=digpos.x, y=ay, z=digpos.z}
	171	local checknode = technic.get_or_load_node(checkpos) or minetest.get_node(checkpos)
	172	if checknode.name ~= "air" then
	173	can_dig = false
	174	break
	175	end
	176	end
	177	end
d0efa1	178	nd = nd + 1
Z	179	if can_dig then
	180	minetest.remove_node(digpos)
86dd58	181	local drops = minetest.get_node_drops(dignode.name, "")
E	182	for _, dropped_item in ipairs(drops) do
	183	local left = inv:add_item("cache", dropped_item)
	184	while not left:is_empty() do
	185	meta:set_int("purge_on", 1)
	186	quarry_handle_purge(pos)
	187	left = inv:add_item("cache", left)
	188	end
d0efa1	189	end
Z	190	break
	191	end
ee0765	192	end
86dd58	193	if nd == diameterdiameter (quarry_dig_above_nodes+1+quarry_max_depth) then
E	194	-- if a quarry is finished, we enable purge mode
	195	meta:set_int("purge_on", 1)
	196	end
d0efa1	197	meta:set_int("dug", nd)
86dd58	198	else
E	199	-- if a quarry is disabled or has no power, we enable purge mode
	200	meta:set_int("purge_on", 1)
	201	end
	202	-- if something triggered a purge, we handle it
	203	if meta:get_int("purge_on") == 1 then
	204	quarry_handle_purge(pos)
ee0765	205	end
d0efa1	206	set_quarry_formspec(meta)
Z	207	set_quarry_demand(meta)
86dd58	208	end
E	209
	210	local function send_move_error(player)
	211	minetest.chat_send_player(player:get_player_name(),
	212	S("Manually taking/removing from cache by hand is not possible. "..
	213	"If you can't wait, restart or disable the quarry to start automatic purge."))
	214	return 0
563a4c	215	end
N	216
ee0765	217	minetest.register_node("technic:quarry", {
7c4b70	218	description = S("%s Quarry"):format("HV"),
0e9caf	219	tiles = {
VE	220	"technic_carbon_steel_block.png"..tube_entry,
54004f	221	"technic_carbon_steel_block.png"..cable_entry,
VE	222	"technic_carbon_steel_block.png"..cable_entry,
	223	"technic_carbon_steel_block.png"..cable_entry,
0e9caf	224	"technic_carbon_steel_block.png^default_tool_mesepick.png",
54004f	225	"technic_carbon_steel_block.png"..cable_entry
0e9caf	226	},
ee0765	227	paramtype2 = "facedir",
83c649	228	groups = {cracky=2, tubedevice=1, technic_machine=1, technic_hv=1},
S	229	connect_sides = {"bottom", "front", "left", "right"},
ee0765	230	tube = {
S	231	connect_sides = {top = 1},
428b1b	232	-- lower priority than other tubes, so that quarries will prefer any
T	233	-- other tube to another quarry, which could lead to server freezes
	234	-- in certain quarry placements (2x2 for example would never eject)
	235	priority = 10,
	236	can_go = function(pos, node, velocity, stack)
	237	-- always eject the same, even if items came in another way
	238	-- this further mitigates loops and generally avoids random sideway movement
	239	-- that can be expected in certain quarry placements
	240	return { quarry_eject_dir }
	241	end
ee0765	242	},
S	243	on_construct = function(pos)
	244	local meta = minetest.get_meta(pos)
7c4b70	245	meta:set_string("infotext", S("%s Quarry"):format("HV"))
b74c2d	246	meta:set_int("size", 4)
Z	247	set_quarry_formspec(meta)
d0efa1	248	set_quarry_demand(meta)
ee0765	249	end,
S	250	after_place_node = function(pos, placer, itemstack)
	251	local meta = minetest.get_meta(pos)
	252	meta:set_string("owner", placer:get_player_name())
ae235e	253	pipeworks.scan_for_tube_objects(pos)
ee0765	254	end,
86dd58	255	can_dig = function(pos,player)
E	256	local meta = minetest.get_meta(pos);
	257	local inv = meta:get_inventory()
	258	return inv:is_empty("cache")
	259	end,
ae235e	260	after_dig_node = pipeworks.scan_for_tube_objects,
ee0765	261	on_receive_fields = quarry_receive_fields,
d0efa1	262	technic_run = quarry_run,
86dd58	263	allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
E	264	return send_move_error(player)
	265	end,
	266	allow_metadata_inventory_put = function(pos, listname, index, stack, player)
	267	return send_move_error(player)
	268	end,
	269	allow_metadata_inventory_take = function(pos, listname, index, stack, player)
	270	return send_move_error(player)
	271	end
ee0765	272	})
S	273
	274	technic.register_machine("HV", "technic:quarry", technic.receiver)