update snow menu: sort settings and prepare for fixing changing settings with it (that no restart is needed)

This commit is contained in:
HybridDog 2015-11-22 00:22:03 +01:00
parent 4a30e67f46
commit 346a263761

View File

@ -30,6 +30,28 @@ local doc = {
mapgen_size = "size of the generated… (has an effect to the rarity, too)",
}
-- functions for dynamically changing settings
local on_configurings,n = {},1
function snow.register_on_configuring(func)
on_configurings[n] = func
n = n+1
end
local function change_setting(name, value)
if snow[name] == value then
return
end
for i = 1,n-1 do
if on_configurings[i](name, value) == false then
return
end
end
snow[name] = value
end
local function value_from_string(v)
if v == "true" then
v = true
@ -46,7 +68,6 @@ end
local allowed_types = {string = true, number = true, boolean = true}
--Manage config.
--Saves contents of config to file.
local function saveConfig(path, config, doc)
local file = io.open(path,"w")
@ -64,15 +85,26 @@ local function saveConfig(path, config, doc)
end
file:close()
end
--Loads config and returns config values inside table.
local function loadConfig(path)
local modpath = minetest.get_modpath("snow")
minetest.register_on_shutdown(function()
saveConfig(modpath.."/config.txt", snow, doc)
end)
-- load settings from config.txt
local config
do
local path = modpath.."/config.txt"
local file = io.open(path,"r")
if not file then
--Create config file.
return
end
io.close(file)
local config = {}
config = {}
for line in io.lines(path) do
if line:sub(1,1) ~= "#" then
local i, v = line:match("^(%S*) = (%S*)")
@ -81,16 +113,8 @@ local function loadConfig(path)
end
end
end
return config
end
local modpath = minetest.get_modpath("snow")
minetest.register_on_shutdown(function()
saveConfig(modpath.."/config.txt", snow, doc)
end)
local config = loadConfig(modpath.."/config.txt")
if config then
for i,v in pairs(config) do
if type(snow[i]) == type(v) then
@ -103,6 +127,9 @@ else
saveConfig(modpath.."/config.txt", snow, doc)
end
-- load settings from minetest.conf
for i,v in pairs(snow) do
if allowed_types[type(v)] then
local v = minetest.setting_get("snow_"..i)
@ -115,19 +142,46 @@ end
--MENU
local function form_sort_func(a,b)
return a[1] < b[1]
end
--[[
local function form_sort_func_bool(a,b)
if a[2] == b[2] then
return a[1] < b[1]
else
return b[2]
end
end--]]
local function get_formspec()
local p = -0.5
local formspec = "label[0,-0.3;Settings:]"
local ids,n1,n2 = {{},{}},1,1
for i,v in pairs(snow) do
local t = type(v)
if t == "string"
or t == "number" then
p = p + 1.5
formspec = formspec.."field[0.3,"..p..";2,1;snow:"..i..";"..i..";"..v.."]"
ids[2][n2] = {i,v}
n2 = n2+1
elseif t == "boolean" then
ids[1][n1] = {i,v}
n1 = n1+1
end
end
table.sort(ids[2], form_sort_func)
table.sort(ids[1], form_sort_func)
local p = -0.5
local formspec = "label[0,-0.3;Settings:]"
for n = 1,n1-1 do
local i,v = unpack(ids[1][n])
p = p + 0.5
formspec = formspec.."checkbox[0,"..p..";snow:"..i..";"..i..";"..tostring(v).."]"
end
for n = 1,n2-1 do
local i,v = unpack(ids[2][n])
p = p + 1.5
formspec = formspec.."field[0.3,"..p..";2,1;snow:"..i..";"..i..";"..v.."]"
end
p = p + 1
formspec = "size[4,"..p..";]\n"..formspec
@ -152,19 +206,21 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
if allowed_types[t] then
local field = fields["snow:"..i]
if field then
if t == "string" then
snow[i] = field
elseif t == "number" then
local valid_number = tonumber(field)
if valid_number then
snow[i] = valid_number
end
if t == "number" then
field = tonumber(field)
elseif t == "boolean" then
if field == "true" then
snow[i] = true
field = true
elseif field == "false" then
snow[i] = false
field = false
else
field = nil
end
elseif t ~= "string" then
field = nil
end
if field ~= nil then
change_setting(i, field)
end
end
end