mirror of
https://github.com/jogag/digiline-stuff.git
synced 2024-07-04 14:55:20 +02:00
105 lines
2.9 KiB
Lua
105 lines
2.9 KiB
Lua
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-- Created by jogag
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-- Part of the Digiline Stuff pack
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-- Mod: digiline memory chip
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-- A memory chip you can use to store several strings
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-- "SET <address> <string>" to write
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-- "GET <address>" to read
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-- "ERASE" to delete all!!! xD
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local GET_CMD = "GET"
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local SET_CMD = "SET"
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local DEL_CMD = "ERASE"
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local OK_MSG = "OK"
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-- list with the various chip sizes
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-- (put two equal chips in crafting grid to upgrade)
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local MEMORY_CHIPS = { 16, 32, 64, 128, 256, 512, 1024 }
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-- all taken from digiline RTC mod
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local chip_nodebox =
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{
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type = "fixed",
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fixed = {
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{ -8/16, -8/16, -8/16, 8/16, -7/16, 8/16 }, -- bottom slab
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{ -7/16, -7/16, -7/16, 7/16, -5/16, 7/16 },
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}
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}
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local chip_selbox =
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{
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type = "fixed",
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fixed = {{ -8/16, -8/16, -8/16, 8/16, -3/16, 8/16 }}
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}
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local get_chip_size = function(pos)
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return MEMORY_CHIPS[tonumber(minetest.get_node(pos).name:split("_")[3])]
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end
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local on_digiline_receive = function(pos, node, channel, msg)
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local meta = minetest.get_meta(pos)
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local data = minetest.deserialize(meta:get_string("data"))
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-- ^^ xDDDDD
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if channel == meta:get_string("channel") then
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if msg == DEL_CMD then
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meta:set_string("data", "return {}")
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digiline:receptor_send(pos, digilines.rules.default, channel, OK_MSG)
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return
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end
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if msg:split(" ")[2] == nil then return end -- no arguments :/
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cmd = msg:split(" ")[2]
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addr = tonumber(msg:split(" ")[2])
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if addr == nil or addr < 1 or addr > get_chip_size(pos) then return end -- invalid address
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if cmd == GET_CMD then digiline:receptor_send(pos, digiline.rules.default, channel, data[addr])
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elseif cmd == SET_CMD and msg:split(" ")[3] ~= nil then
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data[addr] = msg:sub(cmd:len() + tostring(addr):len() + 2, -1) -- its too complicated...
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meta:set_string("data", minetest.serialize(data))
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digiline:receptor_send(pos, digilines.rules.default, channel, OK_MSG)
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end
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end
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end
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for i, s in ipairs(MEMORY_CHIPS) do
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minetest.register_node("digilines_memory:memory_"..i, {
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description = "Digiline Memory Chip ("..s.." addresses)",
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drawtype = "nodebox",
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tiles = {"digilines_memory.png"},
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paramtype = "light",
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paramtype2 = "facedir",
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groups = {dig_immediate=2},
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selection_box = chip_selbox,
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node_box = chip_nodebox,
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digiline = {
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receptor = {},
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effector = { action = on_digiline_receive },
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},
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on_construct = function(pos)
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local meta = minetest.get_meta(pos)
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meta:set_string("formspec", "field[channel;Channel;${channel}]")
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meta:set_string("infotext", "Memory Chip ("..get_chip_size(pos).." addresses)")
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meta:set_string("channel", "")
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meta:set_string("data", "return {}") -- xD
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end,
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on_receive_fields = function(pos, formname, fields, sender)
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if fields.channel then minetest.get_meta(pos):set_string("channel", fields.channel) end
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end,
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})
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if i ~= 1 then
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minetest.register_craft({
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type = "shapeless",
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output = "digilines_memory:memory_"..i,
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recipe = {
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"digilines_memory:memory_"..(i - 1),
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"digilines_memory:memory_"..(i - 1),
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},
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})
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end
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end
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