forked from mtcontrib/minetest-mod-snow
103 lines
2.7 KiB
Lua
103 lines
2.7 KiB
Lua
--Global config and function table.
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snow = {
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legacy = true,
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sleds = true,
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enable_snowfall = true,
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lighter_snowfall = false,
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debug = false,
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smooth_biomes = true,
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christmas_content = true,
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smooth_snow = true,
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min_height = 3,
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}
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--Config documentation.
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local doc = {
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legacy = "Whether you are running a legacy minetest version (auto-detected).",
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sleds = "Disable this to prevent sleds from being riden.",
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enable_snowfall = "Enables falling snow.",
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lighter_snowfall = "Reduces the amount of resources and fps used by snowfall.",
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debug = "Enables debug output.",
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smooth_biomes = "Enables smooth transition of biomes",
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christmas_content = "Disable this to remove christmas saplings from being found.",
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smooth_snow = "Disable this to stop snow from being smoothed.",
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min_height = "The minumum height a snow biome will generate.",
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}
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--Manage config.
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--Saves contents of config to file.
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local function saveConfig(path, config, doc)
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local file = io.open(path,"w")
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if file then
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for i,v in pairs(config) do
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local t = type(v)
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if t == "string" or t == "number" or t == "boolean" then
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if doc and doc[i] then
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file:write("# "..doc[i].."\n")
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end
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file:write(i.." = "..tostring(v).."\n")
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end
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end
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end
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end
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--Loads config and returns config values inside table.
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local function loadConfig(path)
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local config = {}
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local file = io.open(path,"r")
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if file then
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io.close(file)
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for line in io.lines(path) do
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if line:sub(1,1) ~= "#" then
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i, v = line:match("^(%S*) = (%S*)")
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if i and v then
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if v == "true" then v = true end
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if v == "false" then v = false end
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if tonumber(v) then v = tonumber(v) end
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config[i] = v
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end
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end
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end
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return config
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else
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--Create config file.
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return nil
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end
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end
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minetest.register_on_shutdown(function() saveConfig(minetest.get_modpath("snow").."/config.txt", snow, doc) end)
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local config = loadConfig(minetest.get_modpath("snow").."/config.txt")
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if config then
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for i,v in pairs(config) do
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snow[i] = v
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end
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else
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saveConfig(minetest.get_modpath("snow").."/config.txt", snow, doc)
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end
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for i,v in pairs(snow) do
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local t = type(v)
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if t == "string" or t == "number" or t == "boolean" then
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local v = minetest.setting_get("snow_"..i)
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if v ~= nil then
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if v == "true" then v = true end
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if v == "false" then v = false end
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if tonumber(v) then v = tonumber(v) end
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snow[i] = v
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end
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end
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end
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--AUTO DETECT and/or OVERIDEN values--
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--legacy--
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--Detect if we are running the latest minetest.
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if minetest.register_on_mapgen_init and minetest.get_heat and minetest.get_humidity then
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snow.legacy = false
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else
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snow.legacy = true
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end
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if config and snow.legacy ~= config.legacy then
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saveConfig(minetest.get_modpath("snow").."/config.txt", snow, doc)
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end
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