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-rw-r--r--teleport_tube.lua67
1 files changed, 45 insertions, 22 deletions
diff --git a/teleport_tube.lua b/teleport_tube.lua
index f57f55a..1bd62d3 100644
--- a/teleport_tube.lua
+++ b/teleport_tube.lua
@@ -3,10 +3,10 @@ local filename=minetest.get_worldpath() .. "/teleport_tubes"
local function read_file()
local f = io.open(filename, "r")
- if f==nil then return {} end
+ if f == nil then return {} end
local t = f:read("*all")
f:close()
- if t=="" or t==nil then return {} end
+ if t == "" or t == nil then return {} end
return minetest.deserialize(t)
end
@@ -18,8 +18,8 @@ end
local function update_pos_in_file(pos)
local tbl=read_file()
- for _,val in ipairs(tbl) do
- if val.x==pos.x and val.y==pos.y and val.z==pos.z then
+ for _, val in ipairs(tbl) do
+ if val.x == pos.x and val.y == pos.y and val.z == pos.z then
local meta = minetest.get_meta(val)
val.channel = meta:get_string("channel")
val.cr = meta:get_int("can_receive")
@@ -40,34 +40,56 @@ local function add_tube_in_file(pos,channel, cr)
end
local function remove_tube_in_file(pos)
- local tbl=read_file()
- local newtbl={}
- for _,val in ipairs(tbl) do
- if val.x~=pos.x or val.y~=pos.y or val.z~=pos.z then
- table.insert(newtbl,val)
+ local tbl = read_file()
+ local newtbl = {}
+ for _, val in ipairs(tbl) do
+ if val.x ~= pos.x or val.y ~= pos.y or val.z ~= pos.z then
+ table.insert(newtbl, val)
end
end
write_file(newtbl)
end
+local function read_node_with_vm(pos)
+ local vm = VoxelManip()
+ local MinEdge, MaxEdge = vm:read_from_map(pos, pos)
+ local data = vm:get_data()
+ local area = VoxelArea:new({MinEdge = MinEdge, MaxEdge = MaxEdge})
+ return minetest.get_name_from_content_id(data[area:index(pos.x, pos.y, pos.z)])
+end
+
local function get_tubes_in_file(pos,channel)
- local tbl=read_file()
- local newtbl={}
- local changed=false
- for _,val in ipairs(tbl) do
- local node = minetest.get_node(val)
+ local tbl = read_file()
+ local newtbl = {}
+ local changed = false
+ for _, val in ipairs(tbl) do
local meta = minetest.get_meta(val)
- -- That shouldn't be needed anymore since the mvps callback, but we leave it nevertheless
- if node.name~="ignore" and (val.channel~=meta:get_string("channel") or val.cr~=meta:get_int("can_receive")) then
- val.channel=meta:get_string("channel")
- val.cr=meta:get_int("can_receive")
- changed=true
+ local name = read_node_with_vm(val)
+ local is_loaded = (minetest.get_node_or_nil(val) ~= nil)
+ local is_teleport_tube = minetest.registered_nodes[name] and minetest.registered_nodes[name].is_teleport_tube
+ if is_teleport_tube then
+ if is_loaded and (val.channel ~= meta:get_string("channel") or val.cr ~= meta:get_int("can_receive")) then
+ val.channel = meta:get_string("channel")
+ val.cr = meta:get_int("can_receive")
+ changed = true
+ end
+ if val.cr == 1 and val.channel == channel and (val.x ~= pos.x or val.y ~= pos.y or val.z ~= pos.z) then
+ table.insert(newtbl, val)
+ end
+ else
+ val.to_remove = true
+ changed = true
end
- if val.cr==1 and val.channel==channel and (val.x~=pos.x or val.y~=pos.y or val.z~=pos.z) then
- table.insert(newtbl,val)
+ end
+ if changed then
+ local updated = {}
+ for _, val in ipairs(tbl) do
+ if not val.to_remove then
+ table.insert(updated, val)
+ end
end
+ write_file(updated)
end
- if changed then write_file(tbl) end
return newtbl
end
@@ -82,6 +104,7 @@ local teleport_inv_texture="pipeworks_teleport_tube_inv.png"
pipeworks.register_tube("pipeworks:teleport_tube","Teleporter pneumatic tube segment",teleport_plain_textures,
teleport_noctr_textures,teleport_end_textures,teleport_short_texture,teleport_inv_texture, {
+ is_teleport_tube = true,
tube = {
can_go = function(pos,node,velocity,stack)
velocity.x = 0