forked from minetest/minetest_game
1c78fd346d
Migrates settings safely and evacuates the `homes` file entirely over time.
98 lines
2.3 KiB
Lua
98 lines
2.3 KiB
Lua
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sethome = {}
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local homes_file = minetest.get_worldpath() .. "/homes"
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local homepos = {}
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local function loadhomes()
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local input = io.open(homes_file, "r")
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if not input then
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return -- no longer an error
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end
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-- Iterate over all stored positions in the format "x y z player" for each line
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for pos, name in input:read("*a"):gmatch("(%S+ %S+ %S+)%s([%w_-]+)[\r\n]") do
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homepos[name] = minetest.string_to_pos(pos)
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end
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input:close()
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end
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loadhomes()
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sethome.set = function(name, pos)
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local player = minetest.get_player_by_name(name)
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if not player or not pos then
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return false
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end
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player:set_attribute("sethome:home", minetest.pos_to_string(pos))
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-- remove `name` from the old storage file
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local data = {}
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local output = io.open(homes_file, "w")
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if output then
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homepos[name] = nil
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for i, v in pairs(homepos) do
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table.insert(data, string.format("%.1f %.1f %.1f %s\n", v.x, v.y, v.z, i))
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end
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output:write(table.concat(data))
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io.close(output)
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return true
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end
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return true -- if the file doesn't exist - don't return an error.
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end
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sethome.get = function(name)
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local player = minetest.get_player_by_name(name)
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local pos = minetest.string_to_pos(player:get_attribute("sethome:home"))
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if pos then
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return pos
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end
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-- fetch old entry from storage table
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pos = homepos[name]
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if pos then
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return vector.new(pos)
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else
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return nil
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end
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end
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sethome.go = function(name)
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local pos = sethome.get(name)
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local player = minetest.get_player_by_name(name)
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if player and pos then
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player:setpos(pos)
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return true
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end
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return false
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end
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minetest.register_privilege("home", {
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description = "Can use /sethome and /home",
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give_to_singleplayer = false
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})
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minetest.register_chatcommand("home", {
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description = "Teleport you to your home point",
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privs = {home = true},
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func = function(name)
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if sethome.go(name) then
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return true, "Teleported to home!"
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end
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return false, "Set a home using /sethome"
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end,
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})
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minetest.register_chatcommand("sethome", {
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description = "Set your home point",
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privs = {home = true},
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func = function(name)
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name = name or "" -- fallback to blank name if nil
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local player = minetest.get_player_by_name(name)
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if player and sethome.set(name, player:getpos()) then
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return true, "Home set!"
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end
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return false, "Player not found!"
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end,
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})
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