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-- advtrains_luaautomation/init.lua
-- Lua automation features for advtrains
-- Uses global table 'atlatc' (AdvTrains_LuaATC)
-- Boilerplate to support localized strings if intllib mod is installed.
if intllib then
atltrans = intllib.Getter()
else
atltrans = function(s,a,...)a={a,...}return s:gsub("@(%d+)",function(n)return a[tonumber(n)]end)end
end
--Privilege
--Only trusted players should be enabled to build stuff which can break the server.
atlatc = { envs = {}}
minetest.register_privilege("atlatc", { description = "Player can place and modify LUA ATC components. Grant with care! Allows to execute bad LUA code.", give_to_singleplayer = false, default= false })
--assertt helper. error if a variable is not of a type
function assertt(var, typ)
if type(var)~=typ then
error("Assertion failed, variable has to be of type "..typ)
end
end
local mp=minetest.get_modpath("advtrains_luaautomation")
if not mp then
error("Mod name error: Mod folder is not named 'advtrains_luaautomation'!")
end
dofile(mp.."/environment.lua")
dofile(mp.."/interrupt.lua")
dofile(mp.."/active_common.lua")
dofile(mp.."/atc_rail.lua")
dofile(mp.."/operation_panel.lua")
dofile(mp.."/pcnaming.lua")
if mesecon then
dofile(mp.."/p_mesecon_iface.lua")
end
dofile(mp.."/chatcmds.lua")
local filename=minetest.get_worldpath().."/advtrains_luaautomation"
function atlatc.load()
local file, err = io.open(filename, "r")
if not file then
minetest.log("warning", " Failed to read advtrains_luaautomation save data from file "..filename..": "..(err or "Unknown Error"))
minetest.log("warning", " (this is normal when first enabling advtrains on this world)")
else
atprint("luaautomation reading file:",filename)
local tbl = minetest.deserialize(file:read("*a"))
if type(tbl) == "table" then
if tbl.version==1 then
for envname, data in pairs(tbl.envs) do
atlatc.envs[envname]=atlatc.env_load(envname, data)
end
atlatc.active.load(tbl.active)
atlatc.interrupt.load(tbl.interrupt)
atlatc.pcnaming.load(tbl.pcnaming)
end
else
minetest.log("error", " Failed to read advtrains_luaautomation save data from file "..filename..": Not a table!")
end
file:close()
end
-- run init code of all environments
atlatc.run_initcode()
end
atlatc.save = function()
--versions:
-- 1 - Initial save format.
local envdata={}
for envname, env in pairs(atlatc.envs) do
envdata[envname]=env:save()
end
local save_tbl={
version = 1,
envs=envdata,
active = atlatc.active.save(),
interrupt = atlatc.interrupt.save(),
pcnaming = atlatc.pcnaming.save(),
}
local datastr = minetest.serialize(save_tbl)
if not datastr then
minetest.log("error", " Failed to save advtrains_luaautomation save data to file "..filename..": Can't serialize!")
return
end
local file, err = io.open(filename, "w")
if err then
minetest.log("error", " Failed to save advtrains_luaautomation save data to file "..filename..": "..(err or "Unknown Error"))
return
end
file:write(datastr)
file:close()
end
-- globalstep for step code
local timer, step_int=0, 2
function atlatc.mainloop_stepcode(dtime)
timer=timer+dtime
if timer>step_int then
timer=0
atlatc.run_stepcode()
end
end
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