mirror of
https://github.com/minetest-mods/MoreMesecons.git
synced 2024-08-20 13:14:04 +02:00
304 lines
8.2 KiB
Lua
304 lines
8.2 KiB
Lua
--[[
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vector_extras there: https://github.com/HybridDog/vector_extras
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]]
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local templates = {MoreMesecons = {
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logic = [[-- AND
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port.a = pin.b and pin.c
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-- OR
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port.a = pin.b or pin.c
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-- NOT
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port.a = not pin.b
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-- NAND
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port.a = not (pin.b and pin.c)
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-- NOR
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port.a = not (pin.b or pin.c)
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-- XOR
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port.a = pin.b ~= pin.c
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-- XNOR / NXOR
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port.a = pin.b == pin.c]],
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digilinesth = [[digiline_send(channel, msg)
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if event.type == "digiline" then
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print(event.channel)
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print(event.msg)
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end]],
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}}
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local file_path = minetest.get_worldpath().."/MoreMesecons_lctt"
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-- load templates from a compressed file
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local templates_file = io.open(file_path, "rb")
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if templates_file then
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local templates_raw = templates_file:read("*all")
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io.close(templates_file)
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if templates_raw
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and templates_raw ~= "" then
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for name,t in pairs(minetest.deserialize(minetest.decompress(templates_raw))) do
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templates[name] = t
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end
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end
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end
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-- the save function
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local function save_to_file()
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local templates_file = io.open(file_path, "w")
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if not templates_file then
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minetest.log("error", "[MoreMesecons] Could not open file for saving!")
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return
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end
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local player_templates = table.copy(templates)
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player_templates.MoreMesecons = nil
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templates_file:write(minetest.compress(minetest.serialize(player_templates)))
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io.close(templates_file)
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end
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-- save doesn't save more than every 10s to disallow spamming
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local saving
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local function save()
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if saving then
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return
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end
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saving = true
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minetest.after(16, function()
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save_to_file()
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saving = false
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end)
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end
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minetest.register_on_shutdown(function()
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if saving then
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save_to_file()
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end
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end)
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-- used for the dropdown formspec element
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local function fill_formspec_dropdown_list(t, selected)
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local it,num = {},1
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for i in pairs(t) do
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it[num] = i
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num = num+1
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end
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num = num-1
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table.sort(it)
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local txt = ""
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local selected_id
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for i = 1,num do
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local t = it[i]
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if not selected_id
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and t == selected then
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selected_id = i
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end
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txt = txt..t -- add available indices
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if i ~= num then
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txt = txt..","
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end
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end
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return txt..";"..(selected_id or 1).."]"
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--spec = string.sub(spec, 1, -2)
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end
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local pdata = {}
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local function get_selection_formspec(pname, selected_template)
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-- templates might be removed by someone while changing sth in formspec
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local pl_templates = templates[pname]
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if not pl_templates then
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pname = next(templates)
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pl_templates = templates[pname]
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end
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local template_code = pl_templates[selected_template]
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if not template_code then
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selected_template = next(pl_templates)
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template_code = pl_templates[selected_template]
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end
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local spec = "size[10,10]"..
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-- show available players, field player_name, current player name is the selected one
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"dropdown[0,0;5;player_name;"..
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fill_formspec_dropdown_list(templates, pname)..
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-- show templates of pname
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"dropdown[5,0;5;template_name;"..
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fill_formspec_dropdown_list(pl_templates, selected_template)..
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-- show selected template
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"textarea[0,1;10.5,8.5;template_code;template code:;"..template_code.."]"..
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-- save name
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"field[5,9.5;5,0;save_name;savename;"..selected_template.."]"..
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"button[0,10;2,0;button;set]"..
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"button[2,10;2,0;button;add]"..
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"button[5,10;2,0;button;save]"
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return spec
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end
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-- tests if the node is a luacontroller
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local function is_luacontroller(pos)
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return string.match(minetest.get_node(pos).name, "mesecons_luacontroller:luacontroller%d%d%d%d")
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end
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-- do not localize the function directly here to support possible overwritten luacontrollers
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local luac_def = minetest.registered_nodes["mesecons_luacontroller:luacontroller0000"]
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local function set_luacontroller_code(pos, code)
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luac_def.on_receive_fields(pos, nil, {code=code, program=""})
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end
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minetest.register_tool("moremesecons_luacontroller_tool:lctt", {
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description = "luacontroller template tool",
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inventory_image = "moremesecons_luacontroller_tool.png",
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on_use = function(_, player, pt)
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if not player
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or not pt then
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return
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end
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local pname = player:get_player_name()
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local pos = pt.under
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if not is_luacontroller(pos) then
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minetest.chat_send_player(pname, "You can use the luacontroller template tool only on luacontroller nodes.")
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return
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end
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pdata[pname] = pdata[pname] or {
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pos = pos,
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player_name = pname,
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template_name = next(templates[pname]),
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}
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minetest.show_formspec(pname, "moremesecons:luacontroller_tool", get_selection_formspec(pdata[pname].player_name, pdata[pname].template_name))
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end,
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})
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--[[ Luacontroller reset_meta function, by Jeija
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local function reset_meta(pos, code, errmsg)
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local meta = minetest.get_meta(pos)
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meta:set_string("code", code)
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code = minetest.formspec_escape(code or "")
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errmsg = minetest.formspec_escape(errmsg or "")
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meta:set_string("formspec", "size[10,8]"..
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"background[-0.2,-0.25;10.4,8.75;jeija_luac_background.png]"..
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"textarea[0.2,0.6;10.2,5;code;;"..code.."]"..
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"image_button[3.75,6;2.5,1;jeija_luac_runbutton.png;program;]"..
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"image_button_exit[9.72,-0.25;0.425,0.4;jeija_close_window.png;exit;]"..
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"label[0.1,5;"..errmsg.."]")
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meta:set_int("heat", 0)
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meta:set_int("luac_id", math.random(1, 65535))
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end--]]
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-- used to avoid possibly crashes
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local function get_code_or_nil(pname, player_name, template_name)
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local player_templates = templates[player_name]
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if not player_templates then
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minetest.chat_send_player(pname, "error: "..player_name.." doesn't have templates now")
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return
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end
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local code = player_templates[template_name]
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if not code then
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minetest.chat_send_player(pname, "error: "..template_name.." doesn't exist now")
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return
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end
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return code
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end
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minetest.register_on_player_receive_fields(function(player, formname, fields)
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if formname ~= "moremesecons:luacontroller_tool"
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or fields.quit
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or not player then
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return
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end
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--minetest.chat_send_all(dump(fields))
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local pname = player:get_player_name()
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if fields.player_name
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and fields.player_name ~= pdata[pname].player_name then
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-- show available templates of that player
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minetest.show_formspec(pname, "moremesecons:luacontroller_tool",
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get_selection_formspec(fields.player_name, pdata[pname].template_name)
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)
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pdata[pname].player_name = fields.player_name
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return
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end
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if fields.template_name
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and fields.template_name ~= pdata[pname].template_name then
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-- show selected template of that player
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minetest.show_formspec(pname, "moremesecons:luacontroller_tool",
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get_selection_formspec(pdata[pname].player_name, fields.template_name)
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)
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pdata[pname].template_name = fields.template_name
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return
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end
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local pos = pdata[pname].pos
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if not is_luacontroller(pos) then
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-- this can happen
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return
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end
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local meta = minetest.get_meta(pos)
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if fields.button == "set" then
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-- replace the code of the luacontroller with the template
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local code = get_code_or_nil(pname, fields.player_name, fields.template_name)
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if code then
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set_luacontroller_code(pos, code)
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minetest.chat_send_player(pname, "code set to template at "..vector.pos_to_string(pos))
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end
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return
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end
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if fields.button == "add" then
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-- add the template to the end of the code of the luacontroller
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local code = get_code_or_nil(pname, fields.player_name, fields.template_name)
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if code then
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set_luacontroller_code(pos, meta:get_string("code").."\r"..code)
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minetest.chat_send_player(pname, "code added to luacontroller at "..vector.pos_to_string(pos))
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end
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return
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end
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if fields.button == "save" then
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-- save the template, when you try to change others' templates, yours become changed
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local savename = fields.template_name
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if fields.save_name
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and fields.save_name ~= ""
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and fields.save_name ~= savename then
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savename = minetest.formspec_escape(fields.save_name)
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end
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local code = fields.template_code
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if not code then
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minetest.chat_send_player(pname, "error: template code missing")
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return
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end
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templates[pname] = templates[pname] or {}
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if code == "" then
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templates[pname][savename] = nil
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if not next(templates[pname]) then
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templates[pname] = nil
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end
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minetest.chat_send_player(pname, "template removed")
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save()
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return
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end
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code = minetest.formspec_escape(code)
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if templates[pname][savename] == code then
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minetest.chat_send_player(pname, "template not saved because it didn't change")
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return
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end
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templates[pname][savename] = code
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save()
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minetest.chat_send_player(pname, "template "..pname.."/"..savename.." saved")
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return
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end
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end)
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