VoxeLibre/mods/ENTITIES/mcl_wither_spawning/init.lua

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local dim = {"x", "z"}
local modpath = minetest.get_modpath(minetest.get_current_modname())
local function load_schem(filename)
local file = io.open(modpath .. "/schems/" .. filename, "r")
local data = minetest.deserialize(file:read())
file:close()
return data
end
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local wboss_overworld = 0
local wboss_nether = 0
local wboss_end = 0
local LIM_OVERWORLD = tonumber(minetest.settings:get("wither_cap_overworld")) or 3
local LIM_NETHER = tonumber(minetest.settings:get("wither_cap_nether")) or 10
local LIM_END = tonumber(minetest.settings:get("wither_cap_end")) or 5
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local wither_spawn_schems = {}
for _, d in pairs(dim) do
wither_spawn_schems[d] = load_schem("wither_spawn_" .. d .. ".we")
end
local function check_schem(pos, schem)
local cn_name
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for _, n in pairs(schem) do
cn_name = minetest.get_node(vector.add(pos, n)).name
if string.find(cn_name, "mcl_heads:wither_skeleton") then
cn_name = "mcl_heads:wither_skeleton"
end
if cn_name ~= n.name then
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return false
end
end
return true
end
local function remove_schem(pos, schem)
for _, n in pairs(schem) do
minetest.remove_node(vector.add(pos, n))
end
end
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local function check_limit(pos)
local dim = mcl_worlds.pos_to_dimension(pos)
if dim == "overworld" and wboss_overworld >= LIM_OVERWORLD then return false
elseif dim == "end" and wboss_end >= LIM_END then return false
elseif wboss_nether >= LIM_NETHER then return false
else return true end
end
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local function wither_spawn(pos, player)
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for _, d in pairs(dim) do
for i = 0, 2 do
local p = vector.add(pos, {x = 0, y = -2, z = 0, [d] = -i})
local schem = wither_spawn_schems[d]
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if check_schem(p, schem) and check_limit(pos) then
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remove_schem(p, schem)
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local wither = minetest.add_entity(vector.add(p, {x = 0, y = 1, z = 0, [d] = 1}), "mobs_mc:wither")
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local wither_ent = wither:get_luaentity()
wither_ent._spawner = player:get_player_name()
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local dim = mcl_worlds.pos_to_dimension(pos)
if dim == "overworld" then
wboss_overworld = wboss_overworld + 1
elseif dim == "end" then
wboss_end = wboss_end + 1
else wboss_nether = wboss_nether + 1 end
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local objects = minetest.get_objects_inside_radius(pos, 20)
for _, players in ipairs(objects) do
if players:is_player() then
awards.unlock(players:get_player_name(), "mcl:witheringHeights")
end
end
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end
end
end
end
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local wither_head = minetest.registered_nodes["mcl_heads:wither_skeleton"]
local old_on_place = wither_head.on_place
function wither_head.on_place(itemstack, placer, pointed)
local n = minetest.get_node(vector.offset(pointed.above,0,-1,0))
if n and n.name == "mcl_nether:soul_sand" then
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minetest.after(0, wither_spawn, pointed.above, placer)
end
return old_on_place(itemstack, placer, pointed)
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end
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-- pull wither counts per dimension
minetest.register_globalstep(function(dtime)
wboss_overworld = mobs_mc.wither_count_overworld
wboss_nether = mobs_mc.wither_count_nether
wboss_end = mobs_mc.wither_count_end
mobs_mc.wither_count_overworld = 0
mobs_mc.wither_count_nether = 0
mobs_mc.wither_count_end = 0
end)