1566 lines
50 KiB
Lua
1566 lines
50 KiB
Lua
-- basic_robot by rnd, 2016
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basic_robot = {};
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---- SETTINGS ------
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basic_robot.call_limit = 48; -- how many execution calls per script run allowed
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basic_robot.bad_inventory_blocks = { -- disallow taking from these nodes inventories
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["craft_guide:sign_wall"] = true,
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}
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basic_robot.maxdig = 1; -- how many digs allowed per run, 0 = unlimited
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----------------------
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basic_robot.version = "01/18a";
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basic_robot.data = {}; -- stores all robot data
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--[[
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[name] = { sandbox= .., bytecode = ..., ram = ..., obj = robot object,spawnpos=...}
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robot object = object of entity, used to manipulate movements and more
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--]]
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basic_robot.ids = {}; -- stores maxid for all players
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--[name] = {id = .., maxid = .. }, current id, how many robot ids player can use
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basic_robot.data.listening = {}; -- which robots listen to chat
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dofile(minetest.get_modpath("basic_robot").."/commands.lua")
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-- SANDBOX for running lua code isolated and safely
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function getSandboxEnv (name)
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local commands = basic_robot.commands;
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local env =
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{
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pcall=pcall,
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move = { -- changes position of robot
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left = function() return commands.move(name,1) end,
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right = function() return commands.move(name,2) end,
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forward = function() return commands.move(name,3) end,
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backward = function() return commands.move(name,4) end,
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up = function() return commands.move(name,5) end,
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down = function() return commands.move(name,6) end,
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},
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turn = {
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left = function() commands.turn(name,math.pi/2) end,
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right = function() commands.turn(name,-math.pi/2) end,
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angle = function(angle) commands.turn(name,angle*math.pi/180) end,
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},
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dig = {
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left = function() return commands.dig(name,1) end,
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right = function() return commands.dig(name,2) end,
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forward = function() return commands.dig(name,3) end,
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backward = function() return commands.dig(name,4) end,
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down = function() return commands.dig(name,6) end,
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up = function() return commands.dig(name,5) end,
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forward_down = function() return commands.dig(name,7) end,
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},
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place = {
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left = function(nodename) return commands.place(name,nodename, 1) end,
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right = function(nodename) return commands.place(name,nodename, 2) end,
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forward = function(nodename) return commands.place(name,nodename, 3) end,
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backward = function(nodename) return commands.place(name,nodename, 4) end,
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down = function(nodename) return commands.place(name,nodename, 6) end,
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up = function(nodename) return commands.place(name,nodename, 5) end,
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forward_down = function(nodename) return commands.place(name,nodename, 7) end,
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},
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insert = { -- insert item from robot inventory into another inventory
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left = function(item, inventory) commands.insert_item(name,item, inventory,1) end,
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right = function(item, inventory) commands.insert_item(name,item, inventory,2) end,
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forward = function(item, inventory) commands.insert_item(name,item, inventory,3) end,
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backward = function(item, inventory) commands.insert_item(name,item, inventory,4) end,
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down = function(item, inventory) commands.insert_item(name,item, inventory,6) end,
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up = function(item, inventory) commands.insert_item(name,item, inventory,5) end,
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},
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take = { -- takes item from inventory and puts it in robot inventory
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left = function(item, inventory) commands.take_item(name,item, inventory,1) end,
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right = function(item, inventory) commands.take_item(name,item, inventory,2) end,
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forward = function(item, inventory) commands.take_item(name,item, inventory,3) end,
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backward = function(item, inventory) commands.take_item(name,item, inventory,4) end,
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down = function(item, inventory) commands.take_item(name,item, inventory,6) end,
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up = function(item, inventory) commands.take_item(name,item, inventory,5) end,
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},
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check_inventory = {
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left = function(itemname, inventory) return commands.check_inventory(name,itemname, inventory,1) end,
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right = function(itemname, inventory) return commands.check_inventory(name,itemname, inventory,2) end,
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forward = function(itemname, inventory) return commands.check_inventory(name,itemname, inventory,3) end,
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backward = function(itemname, inventory) return commands.check_inventory(name,itemname, inventory,4) end,
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down = function(itemname, inventory) return commands.check_inventory(name,itemname, inventory,6) end,
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up = function(itemname, inventory) return commands.check_inventory(name,itemname, inventory,5) end,
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self = function(itemname, inventory) return commands.check_inventory(name,itemname, inventory,0) end,
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},
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activate = {
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left = function(mode) return commands.activate(name,mode, 1) end,
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right = function(mode) return commands.activate(name,mode, 2) end,
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forward = function(mode) return commands.activate(name,mode, 3) end,
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backward = function(mode) return commands.activate(name,mode, 4) end,
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down = function(mode) return commands.activate(name,mode, 6) end,
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up = function(mode) return commands.activate(name,mode, 5) end,
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forward_down = function(mode) return commands.activate(name,mode, 7) end,
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},
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pickup = function(r) -- pick up items around robot
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commands.pickup(r, name);
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end,
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self = {
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pos = function() return basic_robot.data[name].obj:getpos() end,
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spawnpos = function() local pos = basic_robot.data[name].spawnpos; return {x=pos.x,y=pos.y,z=pos.z} end,
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name = function() return name end,
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viewdir = function() local yaw = basic_robot.data[name].obj:getyaw(); return {x=math.cos(yaw), y = 0, z=math.sin(yaw)} end,
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listen = function (mode)
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if mode == 1 then
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basic_robot.data.listening[name] = true
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else
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basic_robot.data.listening[name] = nil
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end
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end,
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listen_msg = function()
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local msg = basic_robot.data[name].listen_msg;
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local speaker = basic_robot.data[name].listen_speaker;
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basic_robot.data[name].listen_msg = nil;
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basic_robot.data[name].listen_speaker = nil;
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return speaker,msg
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end,
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read_mail = function()
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local mail = basic_robot.data[name].listen_mail;
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local sender = basic_robot.data[name].listen_sender;
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basic_robot.data[name].listen_mail = nil;
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basic_robot.data[name].listen_sender = nil;
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return sender,mail
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end,
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send_mail = function(target,mail)
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if not basic_robot.data[target] then return false end
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basic_robot.data[target].listen_mail = mail;
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basic_robot.data[target].listen_sender = name;
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end,
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remove = function()
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basic_robot.data[name].obj:remove();
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basic_robot.data[name].obj=nil;
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end,
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spam = function (mode) -- allow more than one msg per "say"
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if mode == 1 then
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basic_robot.data[name].allow_spam = true
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else
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basic_robot.data[name].allow_spam = nil
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end
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end,
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fire = function(speed, pitch,gravity) -- experimental: fires an projectile
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local obj = basic_robot.data[name].obj;
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local pos = obj:getpos();
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local yaw = obj:getyaw();
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pitch = pitch*math.pi/180
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local velocity = {x=speed*math.cos(yaw)*math.cos(pitch), y=speed*math.sin(pitch),z=speed*math.sin(yaw)*math.cos(pitch)};
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-- fire particle
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-- minetest.add_particle(
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-- {
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-- pos = pos,
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-- expirationtime = 10,
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-- velocity = {x=speed*math.cos(yaw)*math.cos(pitch), y=speed*math.sin(pitch),z=speed*math.sin(yaw)*math.cos(pitch)},
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-- size = 5,
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-- texture = "default_apple.png",
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-- acceleration = {x=0,y=-gravity,z=0},
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-- collisiondetection = true,
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-- collision_removal = true,
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-- }
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--);
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local obj = minetest.add_entity(pos, "basic_robot:projectile");
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if not obj then return end
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obj:setvelocity(velocity);
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obj:setacceleration({x=0,y=-gravity,z=0});
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local luaent = obj:get_luaentity();
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luaent.name = name;
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luaent.spawnpos = pos;
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end,
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fire_pos = function()
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local fire_pos = basic_robot.data[name].fire_pos;
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basic_robot.data[name].fire_pos = nil;
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return fire_pos
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end,
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label = function(text)
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local obj = basic_robot.data[name].obj;
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obj:set_properties({nametag = "[" .. name .. "] " .. text});
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end,
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display_text = function(text,linesize,size)
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local obj = basic_robot.data[name].obj;
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commands.display_text(obj,text,linesize,size)
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end,
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},
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keyboard = {
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get = function() return commands.keyboard.get(name) end,
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set = function(pos,type) return commands.keyboard.set(basic_robot.data[name].spawnpos,pos,type) end,
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read = function(pos) return minetest.get_node(pos).name end,
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},
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find_nodes =
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function(nodename,r)
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if r>8 then return false end
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return (minetest.find_node_near(basic_robot.data[name].obj:getpos(), r, nodename)~=nil)
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end, -- in radius around position
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find_player =
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function(r)
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if r>8 then return false end
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local objects = minetest.get_objects_inside_radius(basic_robot.data[name].obj:getpos(), r);
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for _,obj in pairs(objects) do
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if obj:is_player() then return obj:get_player_name() end
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end
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return false
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end, -- in radius around position
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player = {
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getpos = function(name)
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local player = minetest.get_player_by_name(name);
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if player then return player:getpos() else return nil end
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end,
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},
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attack = function(target) return basic_robot.commands.attack(name,target) end, -- attack player if nearby
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grab = function(target) return basic_robot.commands.grab(name,target) end,
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read_node = { -- returns node name
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left = function() return commands.read_node(name,1) end,
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right = function() return commands.read_node(name,2) end,
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forward = function() return commands.read_node(name,3) end,
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backward = function() return commands.read_node(name,4) end,
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down = function() return commands.read_node(name,6) end,
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up = function() return commands.read_node(name,5) end,
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forward_down = function() return commands.read_node(name,7) end,
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},
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read_text = { -- returns text
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left = function(stringname) return commands.read_text(name,1,stringname ) end,
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right = function(stringname) return commands.read_text(name,2,stringname) end,
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forward = function(stringname) return commands.read_text(name,3,stringname) end,
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backward = function(stringname) return commands.read_text(name,4,stringname) end,
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down = function(stringname) return commands.read_text(name,6,stringname) end,
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up = function(stringname) return commands.read_text(name,5,stringname) end,
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},
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write_text = { -- returns text
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left = function(text) return commands.write_text(name,1,text) end,
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right = function(text) return commands.write_text(name,2,text) end,
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forward = function(text) return commands.write_text(name,3,text) end,
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backward = function(text) return commands.write_text(name,4,text) end,
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down = function(text) return commands.write_text(name,6,text) end,
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up = function(text) return commands.write_text(name,5,text) end,
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},
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say = function(text)
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if not basic_robot.data[name].quiet_mode then
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minetest.chat_send_all("<robot ".. name .. "> " .. text)
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if not basic_robot.data[name].allow_spam then
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basic_robot.data[name].quiet_mode=true
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end
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else
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minetest.chat_send_player(basic_robot.data[name].owner,"<robot ".. name .. "> " .. text)
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end
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end,
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book = {
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read = function(i)
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if i<=0 or i > 32 then return nil end
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local pos = basic_robot.data[name].spawnpos; local meta = minetest.get_meta(pos);
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local libposstring = meta:get_string("libpos");
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local words = {}; for word in string.gmatch(libposstring,"%S+") do words[#words+1]=word end
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local libpos = {x=tonumber(words[1] or pos.x),y=tonumber(words[2] or pos.y),z=tonumber(words[3] or pos.z)};
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local inv = minetest.get_meta(libpos):get_inventory();local itemstack = inv:get_stack("library", i);
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if itemstack then
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return commands.read_book(itemstack);
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else
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return nil
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end
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end,
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write = function(i,title,text)
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if i<=0 or i > 32 then return nil end
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local inv = minetest.get_meta(basic_robot.data[name].spawnpos):get_inventory();
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local stack = basic_robot.commands.write_book(name,title,text);
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if stack then inv:set_stack("library", i, stack) end
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end
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},
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code = {
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set = function(text) -- replace bytecode in sandbox with this
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local err = commands.setCode( name, text ); -- compile code
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if err then
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minetest.chat_send_player(name,"#ROBOT CODE COMPILATION ERROR : " .. err)
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local obj = basic_robot.data[name].obj;
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obj:remove();
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basic_robot.data[name].obj = nil;
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return
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end
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end,
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run = function(script)
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local ScriptFunc, CompileError = loadstring( script )
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if CompileError then
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minetest.chat_send_player(name, "#code.run: compile error " .. CompileError )
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return false
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end
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setfenv( ScriptFunc, basic_robot.data[name].sandbox )
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local Result, RuntimeError = pcall( ScriptFunc );
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if RuntimeError then
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minetest.chat_send_player(name, "#code.run: run error " .. RuntimeError )
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return false
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end
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return true
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end
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},
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rom = basic_robot.data[name].rom,
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string = {
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byte = string.byte, char = string.char,
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find = string.find,
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format = string.format, gsub = string.gsub,
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gmatch = string.gmatch,
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len = string.len, lower = string.lower,
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upper = string.upper, rep = string.rep,
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reverse = string.reverse, sub = string.sub,
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},
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math = {
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abs = math.abs, acos = math.acos,
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asin = math.asin, atan = math.atan,
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atan2 = math.atan2, ceil = math.ceil,
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cos = math.cos, cosh = math.cosh,
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deg = math.deg, exp = math.exp,
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floor = math.floor, fmod = math.fmod,
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frexp = math.frexp, huge = math.huge,
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ldexp = math.ldexp, log = math.log,
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log10 = math.log10, max = math.max,
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min = math.min, modf = math.modf,
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pi = math.pi, pow = math.pow,
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rad = math.rad, random = math.random,
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sin = math.sin, sinh = math.sinh,
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sqrt = math.sqrt, tan = math.tan,
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tanh = math.tanh,
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},
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table = {
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concat = table.concat,
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insert = table.insert,
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maxn = table.maxn,
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remove = table.remove,
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sort = table.sort,
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},
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os = {
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clock = os.clock,
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difftime = os.difftime,
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time = os.time,
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date = os.date,
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},
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colorize = core.colorize,
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tonumber = tonumber,
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pairs = pairs,
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ipairs = ipairs,
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error = error,
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debug = debug,
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--_ccounter = basic_robot.data[name].ccounter, -- counts how many executions of critical spots in script
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increase_ccounter =
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function()
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local _ccounter = basic_robot.data[name].ccounter;
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if _ccounter > basic_robot.call_limit then
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error("Execution limit " .. basic_robot.call_limit .. " exceeded");
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end
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basic_robot.data[name].ccounter = _ccounter + 1;
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end,
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};
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--special sandbox for admin
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local isadmin=basic_robot.data[name].isadmin
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if isadmin~=1 then
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env._G = env;
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else
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env._G=_G;
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end
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return env
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end
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-- code checker
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local function check_code(code)
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--"while ", "for ", "do ","goto ",
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local bad_code = {"repeat ", "until ", "_ccounter", "_G", "while%(", "while{", "pcall","\\\""}
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for _, v in pairs(bad_code) do
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if string.find(code, v) then
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return v .. " is not allowed!";
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end
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end
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end
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local function is_inside_string(pos,script)
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local i1=string.find (script, "\"", 1);
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if not i1 then
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return false
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end
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local i2=0;
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local par = 1;
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if pos<i1 then
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return false
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end
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while i1 do
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i2=string.find(script,"\"",i1+1);
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if i2 then
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par = 1 - par;
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else
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return false
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end
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if par == 0 then
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if i1<pos and pos<i2 then
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return true
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end
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end
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i1=i2;
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end
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return false;
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end
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-- COMPILATION
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local function preprocess_code(script)
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--[[ idea: in each local a = function (args) ... end insert counter like:
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local a = function (args) counter() ... end
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when counter exceeds limit exit with error
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--]]
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script="_ccounter = 0; " .. script;
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local i1 -- process script to insert call counter in every function
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local _increase_ccounter = " if _ccounter > " .. basic_robot.call_limit ..
|
|
" then error(\"Execution count \".. _ccounter .. \" exceeded ".. basic_robot.call_limit .. "\") end _ccounter = _ccounter + 1; "
|
|
|
|
|
|
local i1=0; local i2 = 0;
|
|
local found = true;
|
|
|
|
while (found) do -- PROCESS SCRIPT AND INSERT COUNTER AT PROBLEMATIC SPOTS
|
|
|
|
found = false;
|
|
i2 = nil;
|
|
|
|
i2=string.find (script, "while ", i1) -- fix while OK
|
|
if i2 then
|
|
--minetest.chat_send_all("while0");
|
|
if not is_inside_string(i2,script) then
|
|
local i21 = i2;
|
|
i2=string.find(script, "do", i2);
|
|
if i2 then
|
|
script = script.sub(script,1, i2+1) .. _increase_ccounter .. script.sub(script, i2+2);
|
|
i1=i21+6; -- after while
|
|
found = true;
|
|
end
|
|
end
|
|
end
|
|
|
|
i2=string.find (script, "function", i1) -- fix functions
|
|
if i2 then
|
|
--minetest.chat_send_all("func0")
|
|
if not is_inside_string(i2,script) then
|
|
i2=string.find(script, ")", i2);
|
|
if i2 then
|
|
script = script.sub(script,1, i2) .. _increase_ccounter .. script.sub(script, i2+1);
|
|
i1=i2+string.len(_increase_ccounter);
|
|
found = true;
|
|
end
|
|
end
|
|
|
|
end
|
|
|
|
i2=string.find (script, "for ", i1) -- fix for OK
|
|
if i2 then
|
|
if not is_inside_string(i2,script) then
|
|
i2=string.find(script, "do ", i2);
|
|
if i2 then
|
|
script = script.sub(script,1, i2+1) .. _increase_ccounter .. script.sub(script, i2+2);
|
|
i1=i2+string.len(_increase_ccounter);
|
|
found = true;
|
|
end
|
|
end
|
|
end
|
|
|
|
i2=string.find (script, "goto ", i1) -- fix goto OK
|
|
if i2 then
|
|
if not is_inside_string(i2,script) then
|
|
script = script.sub(script,1, i2-1) .. _increase_ccounter .. script.sub(script, i2);
|
|
i1=i2+string.len(_increase_ccounter)+5; -- insert + skip goto
|
|
found = true;
|
|
end
|
|
end
|
|
--minetest.chat_send_all("code rem " .. string.sub(script,i1))
|
|
|
|
end
|
|
|
|
return script
|
|
end
|
|
|
|
|
|
local function CompileCode ( script )
|
|
|
|
--minetest.chat_send_all(script)
|
|
--if true then return nil, "" end
|
|
|
|
local ScriptFunc, CompileError = loadstring( script )
|
|
if CompileError then
|
|
return nil, CompileError
|
|
end
|
|
return ScriptFunc, nil
|
|
end
|
|
|
|
local function initSandbox (name)
|
|
basic_robot.data[name].sandbox = getSandboxEnv (name);
|
|
end
|
|
|
|
local function setCode( name, script ) -- to run script: 1. initSandbox 2. setCode 3. runSandbox
|
|
|
|
local err;
|
|
if basic_robot.data[name].isadmin~=1 then
|
|
err = check_code(script);
|
|
script = preprocess_code(script);
|
|
end
|
|
if err then return err end
|
|
|
|
local bytecode, err = CompileCode ( script );
|
|
if err then return err end
|
|
basic_robot.data[name].bytecode = bytecode;
|
|
return nil
|
|
end
|
|
|
|
basic_robot.commands.setCode=setCode; -- so we can use it
|
|
|
|
local function runSandbox( name)
|
|
|
|
local data = basic_robot.data[name]
|
|
local ScriptFunc = data.bytecode;
|
|
if not ScriptFunc then
|
|
return "Bytecode missing."
|
|
end
|
|
|
|
data.ccounter = 0;
|
|
data.digcount = 1;
|
|
|
|
setfenv( ScriptFunc, data.sandbox )
|
|
|
|
local Result, RuntimeError = pcall( ScriptFunc )
|
|
if RuntimeError then
|
|
return RuntimeError
|
|
end
|
|
|
|
return nil
|
|
end
|
|
|
|
-- note: to see memory used by lua in kbytes: collectgarbage("count")
|
|
|
|
local function setupid(owner)
|
|
local privs = minetest.get_player_privs(owner); if not privs then return end
|
|
local maxid = 2;
|
|
if privs.robot then maxid = 16 end -- max id's per user
|
|
basic_robot.ids[owner] = {id = 1, maxid = maxid}; --active id for remove control
|
|
end
|
|
|
|
|
|
local robot_spawner_update_form = function (pos, mode)
|
|
|
|
if not pos then return end
|
|
local meta = minetest.get_meta(pos);
|
|
if not meta then return end
|
|
local code = minetest.formspec_escape(meta:get_string("code"));
|
|
local form;
|
|
|
|
local id = meta:get_int("id");
|
|
|
|
if mode ~= 1 then -- when placed
|
|
|
|
form =
|
|
"size[9.5,8]" .. -- width, height
|
|
"textarea[1.25,-0.25;8.75,9.8;code;;".. code.."]"..
|
|
"button_exit[-0.25,-0.25;1.25,1;OK;SAVE]"..
|
|
"button_exit[-0.25, 0.75;1.25,1;spawn;START]"..
|
|
"button[-0.25, 1.75;1.25,1;despawn;STOP]"..
|
|
"field[0.25,3.;1.,1;id;id;"..id.."]"..
|
|
"button[-0.25, 3.6;1.25,1;inventory;storage]"..
|
|
"button[-0.25, 4.6;1.25,1;library;library]"..
|
|
"button[-0.25, 5.6;1.25,1;help;help]";
|
|
|
|
else -- when robot clicked
|
|
form =
|
|
"size[9.5,8]" .. -- width, height
|
|
"textarea[1.25,-0.25;8.75,9.8;code;;".. code.."]"..
|
|
"button_exit[-0.25,-0.25;1.25,1;OK;SAVE]"..
|
|
"button[-0.25, 1.75;1.25,1;despawn;STOP]"..
|
|
"button[-0.25, 3.6;1.25,1;inventory;storage]"..
|
|
"button[-0.25, 4.6;1.25,1;library;library]"..
|
|
"button[-0.25, 5.6;1.25,1;help;help]";
|
|
|
|
end
|
|
|
|
if mode ==1 then return form end
|
|
meta:set_string("formspec",form)
|
|
|
|
end
|
|
|
|
local function init_robot(obj)
|
|
|
|
local self = obj:get_luaentity();
|
|
local name = self.name; -- robot name
|
|
basic_robot.data[name].obj = obj; --register object
|
|
--init settings
|
|
basic_robot.data.listening[name] = nil -- dont listen at beginning
|
|
basic_robot.data[name].quiet_mode = false; -- can chat globally
|
|
|
|
-- check if admin robot
|
|
if self.isadmin then basic_robot.data[name].isadmin = 1 end
|
|
|
|
--robot appearance,armor...
|
|
obj:set_properties({infotext = "robot " .. name});
|
|
obj:set_properties({nametag = "[" .. name.."]",nametag_color = "LawnGreen"});
|
|
obj:set_armor_groups({fleshy=0})
|
|
|
|
initSandbox ( name )
|
|
end
|
|
|
|
minetest.register_entity("basic_robot:robot",{
|
|
energy = 1,
|
|
owner = "",
|
|
name = "",
|
|
hp_max = 10,
|
|
code = "",
|
|
timer = 0,
|
|
timestep = 1, -- run every 1 second
|
|
spawnpos = nil,
|
|
--visual="mesh",
|
|
--mesh = "char.obj", --this is good: aligned and rotated in blender - but how to move nametag up? now is stuck in head
|
|
--textures={"character.png"},
|
|
|
|
visual="cube",
|
|
textures={"arrow.png","basic_machine_side.png","face.png","basic_machine_side.png","basic_machine_side.png","basic_machine_side.png"},
|
|
|
|
visual_size={x=1,y=1},
|
|
running = 0, -- does it run code or is it idle?
|
|
collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
|
|
physical=true,
|
|
|
|
on_activate = function(self, staticdata)
|
|
|
|
-- reactivate robot
|
|
if staticdata~="" then
|
|
|
|
self.name = staticdata; -- remember its name
|
|
|
|
local data = basic_robot.data[self.name];
|
|
|
|
if not data then
|
|
--minetest.chat_send_all("#ROBOT INIT: error. spawn robot again.")
|
|
self.object:remove();
|
|
return;
|
|
end
|
|
|
|
self.owner = data.owner;
|
|
self.spawnpos = {x=data.spawnpos.x,y=data.spawnpos.y,z=data.spawnpos.z};
|
|
init_robot(self.object);
|
|
self.running = 1;
|
|
|
|
|
|
local meta = minetest.get_meta(data.spawnpos);
|
|
if meta then self.code = meta:get_string("code") end -- remember code
|
|
if not self.code or self.code == "" then
|
|
minetest.chat_send_player(self.owner, "#ROBOT INIT: no code found")
|
|
self.object:remove();
|
|
end
|
|
|
|
return
|
|
end
|
|
|
|
-- lost robots
|
|
--minetest.chat_send_all("D R " .. self.owner)
|
|
|
|
--if not self.spawnpos then self.object:remove() return end
|
|
|
|
end,
|
|
|
|
get_staticdata = function(self)
|
|
return self.name;
|
|
end,
|
|
|
|
on_punch = function (self, puncher, time_from_last_punch, tool_capabilities, dir)
|
|
|
|
end,
|
|
|
|
on_step = function(self, dtime)
|
|
|
|
self.timer=self.timer+dtime
|
|
if self.timer>self.timestep and self.running == 1 then
|
|
self.timer = 0;
|
|
local err = runSandbox(self.name);
|
|
if err then
|
|
minetest.chat_send_player(self.owner,"#ROBOT ERROR : " .. err)
|
|
self.running = 0; -- stop execution
|
|
|
|
if string.find(err,"stack overflow") then -- remove stupid player privs and spawner, ban player ip
|
|
local name = self.name;
|
|
local pos = basic_robot.data[name].spawnpos;
|
|
minetest.set_node(pos, {name = "air"});
|
|
|
|
local privs = core.get_player_privs(self.owner);privs.interact = false;
|
|
|
|
core.set_player_privs(self.owner, privs); minetest.auth_reload()
|
|
minetest.ban_player(self.owner)
|
|
|
|
end
|
|
|
|
local name = self.name;
|
|
local pos = basic_robot.data[name].spawnpos;
|
|
|
|
if not basic_robot.data[name] then return end
|
|
if basic_robot.data[name].obj then
|
|
basic_robot.data[name].obj = nil;
|
|
end
|
|
|
|
self.object:remove();
|
|
end
|
|
return
|
|
end
|
|
|
|
return
|
|
end,
|
|
|
|
on_rightclick = function(self, clicker)
|
|
local text = minetest.formspec_escape(self.code);
|
|
local form = robot_spawner_update_form(self.spawnpos,1);
|
|
|
|
minetest.show_formspec(clicker:get_player_name(), "robot_worker_" .. self.name, form);
|
|
end,
|
|
})
|
|
|
|
|
|
|
|
local spawn_robot = function(pos,node,ttl)
|
|
if ttl<0 then return end
|
|
|
|
local meta = minetest.get_meta(pos);
|
|
|
|
--temperature based spam activate protect
|
|
local t0 = meta:get_int("t");
|
|
local t1 = minetest.get_gametime();
|
|
local T = meta:get_int("T"); -- temperature
|
|
|
|
if t0>t1-2 then -- activated before natural time
|
|
T=T+1;
|
|
else
|
|
if T>0 then
|
|
T=T-1
|
|
if t1-t0>5 then T = 0 end
|
|
end
|
|
end
|
|
meta:set_int("T",T);
|
|
meta:set_int("t",t1); -- update last activation time
|
|
|
|
if T > 2 then -- overheat
|
|
minetest.sound_play("default_cool_lava",{pos = pos, max_hear_distance = 16, gain = 0.25})
|
|
meta:set_string("infotext","overheat: temperature ".. T)
|
|
return
|
|
end
|
|
|
|
-- spawn robot on top
|
|
pos.y=pos.y+1;
|
|
local owner = meta:get_string("owner")
|
|
local id = meta:get_int("id");
|
|
local name = owner..id;
|
|
|
|
|
|
if id == 0 then -- just compile code and run it, no robot spawn
|
|
local codechange = false;
|
|
if meta:get_int("codechange") == 1 then
|
|
meta:set_int("codechange",0);
|
|
codechange = true;
|
|
end
|
|
-- compile code & run it
|
|
|
|
local err;
|
|
local data = basic_robot.data[name];
|
|
if codechange or (not data) then
|
|
basic_robot.data[name] = {}; data = basic_robot.data[name];
|
|
meta:set_string("infotext",minetest.get_gametime().. " code changed ")
|
|
if meta:get_int("admin") == 1 then data.isadmin = 1 end
|
|
|
|
if not basic_robot.data[name].obj then
|
|
--create virtual robot that reports position and other properties
|
|
local obj = {};
|
|
function obj:getpos() return {x=pos.x,y=pos.y,z=pos.z} end
|
|
function obj:getyaw() return 0 end
|
|
function obj:get_luaentity()
|
|
local luaent = {};
|
|
luaent.owner = owner
|
|
luaent.spawnpos = {x=pos.x,y=pos.y-1,z=pos.z};
|
|
return luaent
|
|
end
|
|
function obj:remove() end
|
|
|
|
basic_robot.data[name].obj = obj;
|
|
end
|
|
end
|
|
|
|
|
|
if not data.bytecode then
|
|
local script = meta:get_string("code");
|
|
|
|
if data.isadmin~=1 then
|
|
err = check_code(script);
|
|
script = preprocess_code(script);
|
|
end
|
|
if err then
|
|
meta:set_string("infotext","#CODE CHECK ERROR : " .. err);
|
|
return
|
|
end
|
|
|
|
local bytecode, err = loadstring( script )
|
|
if err then
|
|
meta:set_string("infotext","#COMPILE ERROR : " .. err)
|
|
return
|
|
end
|
|
data.bytecode = bytecode;
|
|
end
|
|
|
|
--sandbox init
|
|
if not data.sandbox then data.sandbox = getSandboxEnv (name) end
|
|
|
|
-- actual code run process
|
|
data.ccounter = 0;data.digcount = 1;
|
|
|
|
setfenv(data.bytecode, data.sandbox )
|
|
|
|
local Result, err = pcall( data.bytecode )
|
|
if err then
|
|
meta:set_string("infotext","#RUN ERROR : " .. err)
|
|
return
|
|
end
|
|
return
|
|
end
|
|
|
|
|
|
-- if robot already exists do nothing
|
|
if basic_robot.data[name] and basic_robot.data[name].obj then
|
|
minetest.chat_send_player(owner,"#ROBOT: ".. name .. " already active, removing ")
|
|
basic_robot.data[name].obj:remove();
|
|
basic_robot.data[name].obj = nil;
|
|
end
|
|
|
|
local objects = minetest.get_objects_inside_radius(pos, 0.9);
|
|
for _,obj in pairs(objects) do if not obj:is_player() then obj:remove() end end
|
|
|
|
local obj = minetest.add_entity(pos,"basic_robot:robot");
|
|
local luaent = obj:get_luaentity();
|
|
|
|
luaent.owner = owner;
|
|
luaent.name = name;
|
|
luaent.code = meta:get_string("code");
|
|
luaent.spawnpos = {x=pos.x,y=pos.y-1,z=pos.z};
|
|
if meta:get_int("admin") == 1 then luaent.isadmin = 1 end
|
|
|
|
|
|
local data = basic_robot.data[name];
|
|
if data == nil then
|
|
basic_robot.data[name] = {};
|
|
data = basic_robot.data[name];
|
|
data.rom = {};
|
|
end
|
|
|
|
data.owner = owner;
|
|
data.spawnpos = {x=pos.x,y=pos.y-1,z=pos.z};
|
|
|
|
|
|
init_robot(obj); -- set properties, init sandbox
|
|
|
|
local self = obj:get_luaentity();
|
|
local err = setCode( self.name, self.code ); -- compile code
|
|
if err then
|
|
minetest.chat_send_player(self.owner,"#ROBOT CODE COMPILATION ERROR : " .. err)
|
|
self.running = 0; -- stop execution
|
|
self.object:remove();
|
|
basic_robot.data[self.name].obj = nil;
|
|
return
|
|
end
|
|
|
|
self.running = 1
|
|
end
|
|
|
|
local despawn_robot = function(pos)
|
|
|
|
local meta = minetest.get_meta(pos);
|
|
|
|
--temperature based spam activate protect
|
|
local t0 = meta:get_int("t");
|
|
local t1 = minetest.get_gametime();
|
|
local T = meta:get_int("T"); -- temperature
|
|
|
|
if t0>t1-2 then -- activated before natural time
|
|
T=T+1;
|
|
else
|
|
if T>0 then
|
|
T=T-1
|
|
if t1-t0>5 then T = 0 end
|
|
end
|
|
end
|
|
meta:set_int("T",T);
|
|
meta:set_int("t",t1); -- update last activation time
|
|
|
|
if T > 2 then -- overheat
|
|
minetest.sound_play("default_cool_lava",{pos = pos, max_hear_distance = 16, gain = 0.25})
|
|
meta:set_string("infotext","overheat: temperature ".. T)
|
|
return
|
|
end
|
|
|
|
-- spawn position on top
|
|
pos.y=pos.y+1;
|
|
local owner = meta:get_string("owner")
|
|
local id = meta:get_int("id");
|
|
if id == 0 then meta:set_int("codechange",1) return end
|
|
local name = owner..id;
|
|
|
|
-- if robot already exists remove it
|
|
if basic_robot.data[name] and basic_robot.data[name].obj then
|
|
minetest.chat_send_player(owner,"#ROBOT: ".. name .. " removed")
|
|
basic_robot.data[name].obj:remove();
|
|
basic_robot.data[name].obj = nil;
|
|
end
|
|
|
|
local objects = minetest.get_objects_inside_radius(pos, 0.9);
|
|
for _,obj in pairs(objects) do if not obj:is_player() then obj:remove() end end
|
|
|
|
end
|
|
|
|
--process forms from spawner
|
|
local on_receive_robot_form = function(pos, formname, fields, sender)
|
|
|
|
local name = sender:get_player_name();
|
|
if minetest.is_protected(pos,name) then return end
|
|
|
|
if fields.OK then
|
|
|
|
local meta = minetest.get_meta(pos);
|
|
|
|
if fields.code then
|
|
local code = fields.code or "";
|
|
|
|
if meta:get_int("admin") == 1 then
|
|
local privs = minetest.get_player_privs(name); -- only admin can edit admin robot code
|
|
if not privs.privs then
|
|
return
|
|
end
|
|
end
|
|
meta:set_string("code", code); meta:set_int("codechange",1)
|
|
end
|
|
|
|
if fields.id then
|
|
local id = math.floor(tonumber(fields.id) or 1);
|
|
local owner = meta:get_string("owner")
|
|
if not basic_robot.ids[owner] then setupid(owner) end
|
|
if id<0 or id>basic_robot.ids[owner].maxid then
|
|
local privs = minetest.get_player_privs(name);
|
|
if not privs.privs then return end
|
|
end
|
|
meta:set_int("id",id) -- set active id for spawner
|
|
meta:set_string("name", owner..id)
|
|
end
|
|
|
|
robot_spawner_update_form(pos);
|
|
return
|
|
end
|
|
|
|
if fields.help then
|
|
|
|
local text = "BASIC LUA SYNTAX\n \nif x==1 then A else B end"..
|
|
"\nfor i = 1, 5 do something end \nwhile i<6 do A; i=i+1; end\n"..
|
|
"\narrays: myTable1 = {1,2,3}, myTable2 = {[\"entry1\"]=5, [\"entry2\"]=1}\n"..
|
|
"access table entries with myTable1[1] or myTable2.entry1 or myTable2[\"entry1\"]\n \n"..
|
|
"ROBOT COMMANDS\n \n"..
|
|
" **MOVEMENT,DIGGING, PLACING, INVENTORY TAKE/INSERT\nmove.direction(), where direction is forward, backward, left,right, up, down)\n"..
|
|
"forward_down direction only works with dig, place and read_node\n"..
|
|
"turn.left(), turn.right(), turn.angle(45)\n"..
|
|
"dig.direction()\nplace.direction(\"default:dirt\")\nread_node.direction() tells you names of nodes\n"..
|
|
"insert.direction(item, inventory) inserts item from robot inventory to target inventory\n"..
|
|
"check_inventory.direction(itemname, inventory) looks at node and returns false/true, direction can be self\n"..
|
|
"activate.direction(mode) activates target block\n"..
|
|
"pickup(r) picks up all items around robot in radius r<8\n"..
|
|
"take.direction(item, inventory) takes item from target inventory into robot inventory\n"..
|
|
"read_text.direction(stringname) reads text of signs, chests and other blocks, optional stringname for other meta\n"..
|
|
"write_text.direction(text) writes text to target block as infotext\n"..
|
|
" **BOOKS/CODE\ntitle,text=book.read(i) returns title,contents of book at i-th position in library \nbook.write(i,title,text) writes book at i-th position at spawner library\n"..
|
|
"code.run(text) compiles and runs the code in sandbox\n"..
|
|
"code.set(text) replaces current bytecode of robot\n"..
|
|
"find_nodes(\"default:dirt\",3) is true if node can be found at radius 3 around robot, otherwise false\n"..
|
|
"**PLAYERS\n"..
|
|
"find_player(3) finds player and returns his name in radius 3 around robot, if not returns false\n"..
|
|
"attack(target) attempts to attack target player if nearby \n"..
|
|
"grab(target) attempt to grab target player if nearby \n"..
|
|
"player.getpos(name) return position of player, player.connected() returns list of players\n"..
|
|
" **ROBOT\n"..
|
|
"say(\"hello\") will speak\n"..
|
|
"self.listen(0/1) (de)attaches chat listener to robot\n"..
|
|
"speaker, msg = self.listen_msg() retrieves last chat message if robot listens\n"..
|
|
"self.send_mail(target,mail) sends mail to target robot\n"..
|
|
"sender,mail = self.read_mail() reads mail, if any\n" ..
|
|
"self.pos() returns table {x=pos.x,y=pos.y,z=pos.z}\n"..
|
|
"self.name() returns robot name\n"..
|
|
"self.spam(0/1) (dis)enable message repeat to all\n"..
|
|
"self.remove() removes robot\n"..
|
|
"self.spawnpos() returns position of spawner block\n"..
|
|
"self.viewdir() returns vector of view for robot\n"..
|
|
"self.fire(speed, pitch,gravity) fires a projectile from robot\n"..
|
|
"self.fire_pos() returns last hit position\n"..
|
|
"self.label(text) changes robot label\n"..
|
|
"self.display_text(text,linesize,size) displays text instead of robot face\n"..
|
|
"rom is aditional table that can store persistent data, like rom.x=1\n"..
|
|
" **KEYBOARD : place spawner at coordinates (20i,40j+1,20k) to monitor events\n"..
|
|
"keyboard.get() returns table {x=..,y=..,z=..,puncher = .. , type = .. } for keyboard event\n"..
|
|
"keyboard.set(pos,type) set key at pos of type 0=air, 1..6, limited to range 10 around\n"..
|
|
"keyboard.read(pos) return node name at pos\n";
|
|
|
|
text = minetest.formspec_escape(text);
|
|
|
|
--local form = "size [8,7] textarea[0,0;8.5,8.5;help;HELP;".. text.."]"
|
|
|
|
--textlist[X,Y;W,H;name;listelem 1,listelem 2,...,listelem n]
|
|
local list = "";
|
|
for word in string.gmatch(text, "(.-)\r?\n+") do list = list .. word .. ", " end
|
|
local form = "size [10,8] textlist[-0.25,-0.25;10.25,8.5;help;" .. list .. "]"
|
|
minetest.show_formspec(sender:get_player_name(), "robot_help", form);
|
|
|
|
return
|
|
end
|
|
|
|
if fields.spawn then
|
|
spawn_robot(pos,0,0);
|
|
return
|
|
end
|
|
|
|
if fields.despawn then
|
|
|
|
local meta = minetest.get_meta(pos);
|
|
local owner = meta:get_string("owner");
|
|
local id = meta:get_int("id");
|
|
local name = owner..id;
|
|
|
|
|
|
if not basic_robot.data[name] then return end
|
|
if basic_robot.data[name].obj then
|
|
basic_robot.data[name].obj:remove();
|
|
basic_robot.data[name].obj = nil;
|
|
end
|
|
return
|
|
end
|
|
|
|
if fields.inventory then
|
|
local list_name = "nodemeta:"..pos.x..','..pos.y..','..pos.z ;
|
|
local form =
|
|
"size[8,8]" .. -- width, height
|
|
"list["..list_name..";main;0.,0;8,4;]"..
|
|
"list[current_player;main;0,4.25;8,4;]"..
|
|
"listring[" .. list_name .. ";main]"..
|
|
"listring[current_player;main]";
|
|
minetest.show_formspec(sender:get_player_name(), "robot_inventory", form);
|
|
end
|
|
|
|
if fields.library then
|
|
|
|
local list_name = "nodemeta:"..pos.x..','..pos.y..','..pos.z ;
|
|
local list = "";
|
|
local meta = minetest.get_meta(pos);
|
|
|
|
local owner = meta:get_string("owner");
|
|
local id = meta:get_int("id");
|
|
local name = owner..id;
|
|
|
|
local libposstring = meta:get_string("libpos");
|
|
local words = {}; for word in string.gmatch(libposstring,"%S+") do words[#words+1]=word end
|
|
local libpos = {x=tonumber(words[1] or pos.x),y=tonumber(words[2] or pos.y),z=tonumber(words[3] or pos.z)};
|
|
local libform = "";
|
|
|
|
if libpos.x and libpos.y and libpos.z and not minetest.is_protected(libpos,owner) then
|
|
libform = "list["..list_name..";library;4.25,0;4,4;]";
|
|
else
|
|
libform = "label[4.25,0;Library position is protected]";
|
|
end
|
|
|
|
local libnodename = minetest.get_node(libpos).name;
|
|
if libnodename~="basic_robot:spawner" then
|
|
if libnodename == "ignore" then
|
|
libform = "label[4.25,0;library target area is not loaded]"
|
|
else
|
|
libform = "label[4.25,0;there is no spawner at library coordinates]"
|
|
end
|
|
else
|
|
local inv = minetest.get_meta(libpos):get_inventory();
|
|
local text = "";
|
|
for i=1,16 do
|
|
local itemstack = inv:get_stack("library", i);
|
|
local data = minetest.deserialize(itemstack:get_metadata())
|
|
if data then
|
|
text = string.sub(data.title or "",1,32);
|
|
else
|
|
text = "";
|
|
end
|
|
text = i..". " .. minetest.formspec_escape(text);
|
|
list = list .. text .. ",";
|
|
end
|
|
end
|
|
|
|
--for word in string.gmatch(text, "(.-)\r?\n+") do list = list .. word .. ", " end -- matches lines
|
|
local form = "size [8,8] textlist[0,0;4.,3.;books;" .. list .. "]"..
|
|
"field[0.25,3.5;3.25,1;libpos;Position of spawner used as library;"..libposstring.."]"..
|
|
"button_exit[3.25,3.2;1.,1;OK;SAVE]"..
|
|
libform..
|
|
"list[current_player;main;0,4.25;8,4;]";
|
|
minetest.show_formspec(sender:get_player_name(), "robot_library_"..minetest.pos_to_string(pos), form);
|
|
end
|
|
|
|
end
|
|
|
|
-- handle form: when rightclicking robot entity, remote controller
|
|
minetest.register_on_player_receive_fields(
|
|
function(player, formname, fields)
|
|
|
|
local robot_formname = "robot_worker_";
|
|
if string.find(formname,robot_formname) then
|
|
local name = string.sub(formname, string.len(robot_formname)+1); -- robot name
|
|
local sender = player:get_player_name(); --minetest.get_player_by_name(name);
|
|
|
|
if basic_robot.data[name] and basic_robot.data[name].spawnpos then
|
|
local pos = basic_robot.data[name].spawnpos;
|
|
|
|
local privs = minetest.get_player_privs(player:get_player_name());
|
|
local is_protected = minetest.is_protected(pos, player:get_player_name());
|
|
if is_protected and not privs.privs then return 0 end
|
|
|
|
-- if not sender then
|
|
on_receive_robot_form(pos,formname, fields, player)
|
|
-- else
|
|
-- on_receive_robot_form(pos,formname, fields, sender)
|
|
-- end
|
|
|
|
return
|
|
end
|
|
end
|
|
|
|
local robot_formname = "robot_control_";
|
|
if string.find(formname,robot_formname) then
|
|
local name = string.sub(formname, string.len(robot_formname)+1); -- robot name
|
|
if fields.OK and fields.code then
|
|
local item = player:get_wielded_item(); --set_wielded_item(item)
|
|
item:set_metadata(fields.code);
|
|
player:set_wielded_item(item);
|
|
if fields.id then
|
|
local id = tonumber(fields.id) or 1;
|
|
local owner = player:get_player_name();
|
|
basic_robot.ids[owner].id = id -- set active id
|
|
end
|
|
end
|
|
return
|
|
end
|
|
|
|
local robot_formname = "robot_manual_control_";
|
|
if string.find(formname,robot_formname) then
|
|
local name = string.sub(formname, string.len(robot_formname)+1); -- robot name
|
|
|
|
local commands = basic_robot.commands;
|
|
|
|
if fields.turnleft then
|
|
pcall(function () commands.turn(name,math.pi/2) end)
|
|
elseif fields.turnright then
|
|
pcall(function () commands.turn(name,-math.pi/2) end)
|
|
elseif fields.forward then
|
|
pcall(function () commands.move(name,3) end)
|
|
elseif fields.back then
|
|
pcall(function () commands.move(name,4) end)
|
|
elseif fields.left then
|
|
pcall(function () commands.move(name,1) end)
|
|
elseif fields.right then
|
|
pcall(function () commands.move(name,2) end)
|
|
elseif fields.dig then
|
|
pcall(function () basic_robot.data[name].digcount = 1; commands.dig(name,3) end)
|
|
elseif fields.up then
|
|
pcall(function () commands.move(name,5) end)
|
|
elseif fields.down then
|
|
pcall(function () commands.move(name,6) end)
|
|
elseif fields.digdown then
|
|
pcall(function () basic_robot.data[name].digcount = 1; commands.dig(name,6) end)
|
|
elseif fields.digup then
|
|
pcall(function () basic_robot.data[name].digcount = 1; commands.dig(name,5) end)
|
|
end
|
|
return
|
|
end
|
|
|
|
local robot_formname = "robot_library_";
|
|
if string.find(formname,robot_formname) then
|
|
local spos = minetest.string_to_pos(string.sub(formname, string.len(robot_formname)+1));
|
|
|
|
if fields.books then
|
|
if string.sub(fields.books,1,3)=="DCL" then
|
|
local sel = tonumber(string.sub(fields.books,5)) or 1;
|
|
local meta = minetest.get_meta(spos);
|
|
local libposstring = meta:get_string("libpos");
|
|
local words = {}; for word in string.gmatch(libposstring,"%S+") do words[#words+1]=word end
|
|
local libpos = {x=tonumber(words[1] or spos.x),y=tonumber(words[2] or spos.y),z=tonumber(words[3] or spos.z)};
|
|
local inv = minetest.get_meta(libpos):get_inventory();local itemstack = inv:get_stack("library", sel);
|
|
if itemstack then
|
|
local title,text = basic_robot.commands.read_book(itemstack);
|
|
title = title or ""; text = text or "";
|
|
local dtitle = minetest.formspec_escape(title);
|
|
local form = "size [8,8] textarea[0.,0.;8.75,8.5;book; TITLE : " .. minetest.formspec_escape(title) .. ";" ..
|
|
minetest.formspec_escape(text) .. "] button_exit[-0.25,7.5;1.25,1;OK;SAVE] "..
|
|
"button_exit[1.,7.5;2.75,1;LOAD;USE AS PROGRAM] field[4,8;4.5,0.5;title;title;"..dtitle.."]";
|
|
minetest.show_formspec(player:get_player_name(), "robot_book_".. sel.. ":".. minetest.pos_to_string(libpos), form);
|
|
|
|
end
|
|
end
|
|
end
|
|
|
|
if fields.OK and fields.libpos then
|
|
local sender = player:get_player_name(); --minetest.get_player_by_name(name);
|
|
local meta = minetest.get_meta(spos);
|
|
meta:set_string("libpos", fields.libpos);
|
|
end
|
|
|
|
return
|
|
end
|
|
|
|
local robot_formname = "robot_book_";
|
|
if string.find(formname,robot_formname) then
|
|
local p = string.find(formname,":");
|
|
local sel = tonumber(string.sub(formname, string.len(robot_formname)+1,p-1)) or 1;
|
|
local libpos = minetest.string_to_pos(string.sub(formname, p+1));
|
|
|
|
if minetest.is_protected(libpos, player:get_player_name()) then return end
|
|
|
|
if fields.OK and fields.book then
|
|
local meta = minetest.get_meta(libpos);
|
|
local inv = minetest.get_meta(libpos):get_inventory();local itemstack = inv:get_stack("library", sel);
|
|
if itemstack then
|
|
local data = minetest.deserialize(itemstack:get_metadata())
|
|
if not data then data = {} end
|
|
local text = fields.book or "";
|
|
data.text = text or ""
|
|
data.title = fields.title or ""
|
|
data.text_len = #data.text
|
|
data.page = 1
|
|
data.owner = data.owner or ""
|
|
local lpp = 14
|
|
data.page_max = math.ceil((#text:gsub("[^\n]", "") + 1) / lpp)
|
|
local data_str = minetest.serialize(data)
|
|
local new_stack = ItemStack("default:book_written")
|
|
new_stack:set_metadata(data_str);
|
|
inv:set_stack("library",sel, new_stack);
|
|
end
|
|
end
|
|
|
|
if fields.LOAD then
|
|
local meta = minetest.get_meta(libpos);
|
|
--minetest.chat_send_all(libpos.x .. " " .. libpos.y .. " " .. libpos.z)
|
|
--minetest.chat_send_all(fields.book or "")
|
|
local inv = minetest.get_meta(libpos):get_inventory();local itemstack = inv:get_stack("library", sel);
|
|
if itemstack then
|
|
local data = minetest.deserialize(itemstack:get_metadata()) or {};
|
|
meta:set_string("code", data.text or "")
|
|
robot_spawner_update_form(libpos);
|
|
minetest.chat_send_player(player:get_player_name(),"#robot: program loaded from book")
|
|
end
|
|
end
|
|
return
|
|
end
|
|
end
|
|
)
|
|
|
|
-- handle chats
|
|
minetest.register_on_chat_message(
|
|
function(name, message)
|
|
local listeners = basic_robot.data.listening;
|
|
for pname,_ in pairs(listeners) do
|
|
local data = basic_robot.data[pname];
|
|
data.listen_msg = message;
|
|
data.listen_speaker = name;
|
|
end
|
|
end
|
|
)
|
|
|
|
|
|
minetest.register_node("basic_robot:spawner", {
|
|
description = "Spawns robot",
|
|
tiles = {"cpu.png"},
|
|
groups = {cracky=3, mesecon_effector_on = 1},
|
|
drawtype = "allfaces",
|
|
paramtype = "light",
|
|
param1=1,
|
|
walkable = true,
|
|
alpha = 150,
|
|
after_place_node = function(pos, placer)
|
|
local meta = minetest.env:get_meta(pos)
|
|
meta:set_string("owner", placer:get_player_name());
|
|
local privs = minetest.get_player_privs(placer:get_player_name()); if privs.privs then meta:set_int("admin",1) end
|
|
|
|
meta:set_string("code","");
|
|
meta:set_int("id",1); -- initial robot id
|
|
meta:set_string("name", placer:get_player_name().."1")
|
|
|
|
meta:set_string("infotext", "robot spawner (owned by ".. placer:get_player_name() .. ")")
|
|
meta:set_string("libpos",pos.x .. " " .. pos.y .. " " .. pos.z)
|
|
|
|
robot_spawner_update_form(pos);
|
|
|
|
local inv = meta:get_inventory(); -- spawner inventory
|
|
inv:set_size("main",32);
|
|
inv:set_size("library",16); --4*4
|
|
end,
|
|
|
|
mesecons = {effector = {
|
|
action_on = spawn_robot,
|
|
action_off = despawn_robot
|
|
}
|
|
},
|
|
|
|
on_receive_fields = on_receive_robot_form,
|
|
|
|
allow_metadata_inventory_put = function(pos, listname, index, stack, player)
|
|
local meta = minetest.get_meta(pos);
|
|
local privs = minetest.get_player_privs(player:get_player_name());
|
|
if minetest.is_protected(pos, player:get_player_name()) and not privs.privs then return 0 end
|
|
return stack:get_count();
|
|
end,
|
|
|
|
allow_metadata_inventory_take = function(pos, listname, index, stack, player)
|
|
local meta = minetest.get_meta(pos);
|
|
local privs = minetest.get_player_privs(player:get_player_name());
|
|
if minetest.is_protected(pos, player:get_player_name()) and not privs.privs then return 0 end
|
|
return stack:get_count();
|
|
end,
|
|
|
|
allow_metadata_inventory_move = function(pos, from_list, from_index, to_list, to_index, count, player)
|
|
local meta = minetest.get_meta(pos);
|
|
local privs = minetest.get_player_privs(player:get_player_name());
|
|
if minetest.is_protected(pos, player:get_player_name()) and not privs.privs then return 0 end
|
|
return count
|
|
end,
|
|
|
|
can_dig = function(pos, player)
|
|
if minetest.is_protected(pos, player:get_player_name()) then return false end
|
|
local meta = minetest.get_meta(pos);
|
|
if not meta:get_inventory():is_empty("main") or not meta:get_inventory():is_empty("library") then return false end
|
|
return true
|
|
end
|
|
|
|
})
|
|
|
|
|
|
local get_manual_control_form = function(name)
|
|
local form =
|
|
"size[2.5,3]" .. -- width, height
|
|
"button[-0.25,-0.25;1.,1;turnleft;TLeft]"..
|
|
"button[0.75,-0.25;1.,1;forward;GO]"..
|
|
"button[1.75,-0.25;1.,1;turnright;TRight]"..
|
|
"button[-0.25,0.75;1.,1;left;LEFT]"..
|
|
"button[0.75,0.75;1.,1;dig;DIG]"..
|
|
"button[1.75,0.75;1.,1;right;RIGHT]"..
|
|
|
|
"button[-0.25,1.75;1.,1;down;DOWN]"..
|
|
"button[0.75,1.75;1.,1;back;BACK]"..
|
|
"button[1.75,1.75;1.,1;up;UP]"..
|
|
|
|
"button[-0.25,2.65;1.,1;digdown;DDown]"..
|
|
"button[1.75,2.65;1.,1;digup;DUp]";
|
|
|
|
return form;
|
|
end
|
|
|
|
|
|
-- remote control
|
|
minetest.register_craftitem("basic_robot:control", {
|
|
description = "Robot remote control",
|
|
inventory_image = "control.png",
|
|
groups = {book = 1, not_in_creative_inventory = 1},
|
|
stack_max = 1,
|
|
|
|
on_secondary_use = function(itemstack, user, pointed_thing)
|
|
|
|
local owner = user:get_player_name();
|
|
local code = minetest.formspec_escape(itemstack:get_metadata());
|
|
local ids = basic_robot.ids[owner]; if not ids then setupid(owner) end
|
|
local id = basic_robot.ids[owner].id or 1; -- read active id for player
|
|
local name = owner..id;
|
|
local form =
|
|
"size[9.5,1.25]" .. -- width, height
|
|
"textarea[1.25,-0.25;8.75,2.25;code;;".. code.."]"..
|
|
"button_exit[-0.25,-0.25;1.25,1;OK;SAVE]"..
|
|
"field[0.25,1;1.,1;id;id;"..id.."]"
|
|
minetest.show_formspec(owner, "robot_control_" .. name, form);
|
|
return
|
|
end,
|
|
|
|
on_use = function(itemstack, user, pointed_thing)
|
|
|
|
local owner = user:get_player_name();
|
|
local ids = basic_robot.ids[owner]; if not ids then setupid(owner) end
|
|
local id = basic_robot.ids[owner].id or 1; -- read active id
|
|
local name = owner .. id
|
|
|
|
local data = basic_robot.data[name];
|
|
|
|
if data and data.sandbox then
|
|
|
|
else
|
|
minetest.chat_send_player(name, "#remote control: your robot must be running");
|
|
return
|
|
end
|
|
|
|
local t0 = data.remoteuse or 0; -- prevent too fast remote use
|
|
local t1 = minetest.get_gametime();
|
|
if t1-t0<1 then return end
|
|
data.remoteuse = t1;
|
|
|
|
if data.isadmin == 1 then
|
|
local privs = minetest.get_player_privs(owner); -- only admin can run admin robot
|
|
if not privs.privs then
|
|
return
|
|
end
|
|
end
|
|
|
|
local script = itemstack:get_metadata();
|
|
if script == "" then
|
|
--display control form
|
|
minetest.show_formspec(owner, "robot_manual_control_" .. name, get_manual_control_form(name));
|
|
return
|
|
end
|
|
|
|
if not data.isadmin then
|
|
if check_code(script)~=nil then return end
|
|
end
|
|
|
|
local ScriptFunc, CompileError = loadstring( script )
|
|
if CompileError then
|
|
minetest.chat_send_player(owner, "#remote control: compile error " .. CompileError )
|
|
return
|
|
end
|
|
|
|
setfenv( ScriptFunc, basic_robot.data[name].sandbox )
|
|
|
|
local Result, RuntimeError = pcall( ScriptFunc );
|
|
if RuntimeError then
|
|
minetest.chat_send_player(owner, "#remote control: run error " .. RuntimeError )
|
|
return
|
|
end
|
|
end,
|
|
})
|
|
|
|
|
|
minetest.register_entity(
|
|
"basic_robot:projectile",
|
|
{
|
|
hp_max = 100,
|
|
physical = true,
|
|
collide_with_objects = true,
|
|
weight = 5,
|
|
collisionbox = {-0.15,-0.15,-0.15, 0.15,0.15,0.15},
|
|
visual ="sprite",
|
|
visual_size = {x=0.5, y=0.5},
|
|
textures = {"default_furnace_fire_fg.png"},
|
|
is_visible = true,
|
|
oldvel = {x=0,y=0,z=0},
|
|
name = "", -- name of originating robot
|
|
spawnpos = {},
|
|
state = false,
|
|
|
|
--on_activate = function(self, staticdata)
|
|
-- self.object:remove()
|
|
--end,
|
|
|
|
--get_staticdata = function(self)
|
|
-- return nil
|
|
--end,
|
|
|
|
on_step = function(self, dtime)
|
|
local vel = self.object:getvelocity();
|
|
if (self.oldvel.x~=0 and vel.x==0) or (self.oldvel.y~=0 and vel.y==0) or (self.oldvel.z~=0 and vel.z==0) then
|
|
local data = basic_robot.data[self.name];
|
|
if data then
|
|
data.fire_pos = self.object:getpos();
|
|
end
|
|
self.object:remove()
|
|
return
|
|
elseif vel.x==0 and vel.y==0 and vel.z==0 then self.object:remove()
|
|
end
|
|
self.oldvel = vel;
|
|
if not self.state then self.state = true end
|
|
|
|
end,
|
|
|
|
get_staticdata = function(self) -- this gets called before object put in world and before it hides
|
|
if not self.state then return nil end
|
|
local data = basic_robot.data[self.name];
|
|
if data then
|
|
data.fire_pos = self.object:getpos();
|
|
end
|
|
self.object:remove();
|
|
return nil
|
|
end,
|
|
})
|
|
|
|
|
|
|
|
minetest.register_craft({
|
|
output = "basic_robot:control",
|
|
recipe = {
|
|
{"default:stick"},
|
|
{"default:mese_crystal"}
|
|
}
|
|
})
|
|
|
|
minetest.register_craft({
|
|
output = "basic_robot:spawner",
|
|
recipe = {
|
|
{"default:mese_crystal", "default:mese_crystal","default:mese_crystal"},
|
|
{"default:mese_crystal", "default:mese_crystal","default:mese_crystal"},
|
|
{"default:stone", "default:steel_ingot", "default:stone"}
|
|
}
|
|
})
|
|
|
|
|
|
minetest.register_privilege("robot", "increased number of allowed active robots") |