nalc_game/mods/sethome/init.lua

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sethome = {}
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local homes_file = minetest.get_worldpath() .. "/homes"
local homepos = {}
local function loadhomes()
local input, err = io.open(homes_file, "r")
if not input then
return minetest.log("info", "Could not load player homes file: " .. err)
end
-- Iterate over all stored positions in the format "x y z player" for each line
for pos, name in input:read("*a"):gmatch("(%S+ %S+ %S+)%s([%w_-]+)[\r\n]") do
homepos[name] = minetest.string_to_pos(pos)
end
input:close()
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end
loadhomes()
sethome.set = function(name, pos)
local player = minetest.get_player_by_name(name)
if not player or not pos then
return false
end
local data = {}
local output, err = io.open(homes_file, "w")
if output then
homepos[name] = pos
for i, v in pairs(homepos) do
table.insert(data, string.format("%.1f %.1f %.1f %s\n", v.x, v.y, v.z, i))
end
output:write(table.concat(data))
io.close(output)
return true
end
minetest.log("action", "Unable to write to player homes file: " .. err)
return false
end
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sethome.get = function(name)
return homepos[name]
end
sethome.go = function(name)
local player = minetest.get_player_by_name(name)
if player and homepos[name] then
player:setpos(homepos[name])
return true
end
return false
end
minetest.register_privilege("home", "Can use /sethome and /home")
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minetest.register_chatcommand("home", {
description = "Teleport you to your home point",
privs = {home = true},
func = function(name)
if sethome.go(name) then
return true, "Teleported to home!"
end
return false, "Set a home using /sethome"
end,
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})
minetest.register_chatcommand("sethome", {
description = "Set your home point",
privs = {home = true},
func = function(name)
name = name or "" -- fallback to blank name if nil
local player = minetest.get_player_by_name(name)
if player and sethome.set(name, player:getpos()) then
return true, "Home set!"
end
return false, "Player not found!"
end,
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})