65 lines
1.9 KiB
Lua
65 lines
1.9 KiB
Lua
--[[
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Configuration from default, moddir and worlddir, in that order.
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See init.lua for license.
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]]
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-- change these for other mods
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local M = thirsty
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local modname = 'thirsty'
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local fileroot = modname
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-- make sure config exists; keep constant reference to it
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local C = M.config or {}
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M.config = C
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local function try_config_file(filename)
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--print("Config from "..filename)
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local file, err = io.open(filename, 'r')
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if file then
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file:close() -- was just for checking existance
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local confcode, err = loadfile(filename)
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if confcode then
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confcode()
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if C ~= M.config then
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-- M.config was overriden, merge
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for key, value in pairs(M.config) do
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if type(value) == 'table' and type(C[key]) == 'table' and not value.CLEAR then
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for k, v in pairs(value) do
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C[key][k] = value[k]
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end
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else
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-- copy (not a table, or asked to clear)
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C[key] = value
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end
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end
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else
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-- no override? Empty, or file knows what it is doing.
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end
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else
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minetest.log("error", "Could not load " .. filename .. ": " .. err)
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end
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end
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end
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-- read starting configuration from <modname>.default.conf
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try_config_file(minetest.get_modpath(modname) .. "/" .. fileroot .. ".default.conf")
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-- next, install-specific copy in modpath
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try_config_file(minetest.get_modpath(modname) .. "/" .. fileroot .. ".conf")
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-- last, world-specific copy in worldpath
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try_config_file(minetest.get_worldpath() .. "/" .. fileroot .. ".conf")
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-- remove any special keys from tables
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for key, value in pairs(C) do
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if type(value) == 'table' then
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value.CLEAR = nil
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end
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end
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-- write back
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M.config = C
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