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Explicit tables of luacontroller environment.
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@ -187,7 +187,8 @@ local create_environment = function(pos, mem, event)
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vports = {a = vports.a, b = vports.b, c = vports.c, d = vports.d}
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local rports = get_real_portstates(pos)
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return { print = safeprint,
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return {
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print = safeprint,
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pin = merge_portstates(vports, rports),
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port = vports,
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interrupt = getinterrupt(pos),
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@ -195,9 +196,53 @@ local create_environment = function(pos, mem, event)
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mem = mem,
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tostring = tostring,
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tonumber = tonumber,
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string = tablecopy(string),
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math = tablecopy(math),
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event = event}
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string = {
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byte = string.byte,
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char = string.char,
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find = string.find,
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format = string.format,
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gmatch = string.gmatch,
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gsub = string.gsub,
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len = string.len,
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lower = string.lower,
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match = string.match,
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rep = string.rep,
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reverse = string.reverse,
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sub = string.sub,
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},
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math = {
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abs = math.abs,
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acos = math.acos,
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asin = math.asin,
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atan = math.atan,
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atan2 = math.atan2,
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ceil = math.ceil,
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cos = math.cos,
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cosh = math.cosh,
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deg = math.deg,
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exp = math.exp,
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floor = math.floor,
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fmod = math.fmod,
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frexp = math.frexp,
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huge = math.huge,
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ldexp = math.ldexp,
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log = math.log,
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log10 = math.log10,
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max = math.max,
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min = math.min,
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modf = math.modf,
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pi = math.pi,
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pow = math.pow,
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rad = math.rad,
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random = math.random,
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sin = math.sin,
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sinh = math.sinh,
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sqrt = math.sqrt,
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tan = math.tan,
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tanh = math.tanh,
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},
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event = event,
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}
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end
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local create_sandbox = function (code, env)
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@ -223,14 +268,6 @@ local do_overheat = function (pos, meta)
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end
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end
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local tablecopy = function(t)
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local tnew = {}
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for key, value in pairs(t) do
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tnew[key] = value
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end
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return tnew
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end
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local load_memory = function(meta)
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return minetest.deserialize(meta:get_string("lc_memory")) or {}
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end
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