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--
-- Teleporter
--
teleporter.config = {}
teleporter.config.filename = minetest.get_worldpath() .. "/teleporter.cfg"
teleporter.positions = {}
function teleporter:load()
local file, err = io.open(self.config.filename, "r")
if err then
minetest.log('error', 'could not read ' .. self.config.filename )
return err
end
self.positions = minetest.deserialize(file:read("*a"))
if type(self.positions) ~= "table" then
minetest.log('error', 'teleporter_positions were not a table')
end
if self.positions == nil then
self.positions = {}
end
file:close()
end
function teleporter:save()
local datastr = minetest.serialize(self.positions)
if not datastr then
minetest.log("error", "[teleporter] Failed to serialize teleporter positions!")
return
end
local file, err = io.open(self.config.filename, "w")
if err then
return err
end
file:write(datastr)
file:close()
end
minetest.register_node("teleporter:teleporter",
{
description = "Teleporter",
buildable_to = false,
use_texture_alpha = true,
light_source = 4,
drawtype = "nodebox",
node_box = {
type = "fixed",
fixed = {
-- 1--------(D)-----2
-- |\ |\
-- | \ | \
-- | (J) | (I)
-- | \ | \
-- (A) 4-------(H)------3
-- | | | |
-- | | (K) |
-- | (L) | |
-- | | | |
-- 5----|---(C)-----6 (G)
-- \ | \ |
-- (B) | (F) |
-- \ | \ |
-- \| \|
-- 8-------(E)------7
-- Edges
{-0.5, -0.5, -0.5, -0.4, -0.4, 0.5}, -- A
{-0.5, -0.5, -0.5, -0.4, 0.5, -0.4}, -- B
{-0.5, -0.5, -0.5, 0.5, -0.4, -0.4}, -- C
{-0.5, -0.5, 0.5, 0.4, -0.4, 0.4}, -- D
{-0.5, 0.5, -0.5, 0.4, 0.4, -0.4}, -- E
{0.5, -0.5, -0.5, 0.4, 0.4, -0.4}, -- F
{0.5, 0.5, 0.5, 0.4, 0.4, -0.4}, -- G
{-0.5, 0.5, 0.5, 0.4, 0.4, 0.4}, -- H
{0.5, -0.5, 0.5, 0.4, 0.4, 0.4}, -- I
{-0.5, -0.5, 0.5, -0.4, 0.4, 0.4}, -- J
{0.5, -0.5, -0.5, 0.4, -0.4, 0.4}, -- K
{-0.5, 0.5, -0.5, -0.4, 0.4, 0.4}, -- L
-- Corners
{ -0.55, -0.55, 0.55, -0.35, -0.35, 0.35 }, -- 1
{ 0.55, -0.55, 0.55, 0.35, -0.35, 0.35 }, -- 2
{ 0.55, 0.55, 0.55, 0.35, 0.35, 0.35 }, -- 3
{ -0.55, 0.55, 0.55, -0.35, 0.35, 0.35 }, -- 4
{ -0.55, -0.55, -0.55, -0.35, -0.35, -0.35 }, -- 5
{ 0.55, -0.55, -0.55, 0.35, -0.35, -0.35 }, -- 6
{ 0.55, 0.55, -0.55, 0.35, 0.35, -0.35 }, -- 7
{ -0.55, 0.55, -0.55, -0.35, 0.35, -0.35 }, -- 8
-- Center box
{0.20, 0.20, 0.20, -0.20, -0.20, -0.20},
},
},
tiles = { "teleporter.png" },
groups = {snappy=1,choppy=2,oddly_breakable_by_hand=2,flammable=3},
on_construct =
function(pos)
end,
on_place =
function(itemstack, placer, pointed_thing)
local player_name = placer:get_player_name()
if teleporter.positions[player_name] == nil then
teleporter.positions[player_name] = {}
end
local pos1 = teleporter.positions[player_name].first
local pos2 = teleporter.positions[player_name].second
if pos1 == nil or pos2 == nil then
minetest.item_place(itemstack, placer, pointed_thing)
else
minetest.log('warning', 'Only two teleporters at a time')
end
return minetest.item_place(itemstack, placer, pointed_thing)
end,
after_place_node =
function(pos, placer, itemstack, pointed_thing)
local player_name = placer:get_player_name()
if teleporter.positions[player_name] == nil then
teleporter.positions[player_name] = {}
end
local meta = minetest.get_meta(pos)
meta:set_string("infotext", "Teleporter owned by " .. player_name)
if teleporter.positions[player_name].first == nil then
teleporter.positions[player_name].first = pos
teleporter:save()
return
end
if teleporter.positions[player_name].second == nil then
teleporter.positions[player_name].second = pos
teleporter:save()
return
end
minetest.log('error', 'Only two teleporters!')
end,
after_dig_node =
function(pos, oldnode, oldmetadata, digger)
local player_name = digger:get_player_name()
if teleporter.positions[player_name] == nil then
teleporter.positions[player_name] = {}
end
local pos1 = teleporter.positions[player_name].first
local pos2 = teleporter.positions[player_name].second
if pos1 ~= nil and
pos1.x == pos.x and pos1.y == pos.y and pos1.z == pos.z then
teleporter.positions[player_name].first = nil
print('deleting first')
teleporter:save()
return
end
if pos2 ~= nil and
pos2.x == pos.x and pos2.y == pos.y and pos2.z == pos.z then
teleporter.positions[player_name].second = nil
print('deleting second')
teleporter:save()
return
end
minetest.log('error', 'Teleporter not registered!')
minetest.node_dig(pos, node, player)
end,
can_dig =
function(pos, player)
local player_name = player:get_player_name()
if teleporter.positions[player_name] == nil then
teleporter.positions[player_name] = {}
end
local pos1 = teleporter.positions[player_name].first
local pos2 = teleporter.positions[player_name].second
local pos0 = nil
if pos1 ~= nil and
pos1.x == pos.x and pos1.y == pos.y and pos1.z == pos.z then
return true
end
if pos2 ~= nil and
pos2.x == pos.x and pos2.y == pos.y and pos2.z == pos.z then
return true
end
return false
end,
on_rightclick =
function(pos, node, player, itemstack, pointed_thing)
--if player:get_wielded_item():to_string() ~= '' then
-- return
--end
local player_name = player:get_player_name()
if teleporter.positions[player_name] == nil then
teleporter.positions[player_name] = {}
end
local pos1 = teleporter.positions[player_name].first
local pos2 = teleporter.positions[player_name].second
local pos0 = nil
if pos1 ~= nil and
pos1.x == pos.x and pos1.y == pos.y and pos1.z == pos.z then
minetest.log('info', 'this is first, teleport to second')
pos0 = pos2
end
if pos2 ~= nil and
pos2.x == pos.x and pos2.y == pos.y and pos2.z == pos.z then
minetest.log('info', 'this is second, teleport to first')
pos0 = pos1
end
if pos0 ~= nil then
player:moveto(pos0)
return
end
minetest.log('error', 'Teleporter was not registered or only one teleporter was registered.')
end
})
minetest.register_craft({
output = 'teleporter:teleporter 2',
recipe = {
{ 'default:mese_crystal', 'default:steel_ingot', 'default:mese_crystal' },
{ 'default:steel_ingot', 'default:diamondblock', 'default:steel_ingot' },
{ 'default:mese_crystal', 'default:steel_ingot', 'default:mese_crystal' }
}
})
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