advtrains/advtrains_luaautomation/active_common.lua

203 lines
5.9 KiB
Lua

local ac = {nodes={}}
function ac.load(data)
if data then
ac.nodes=data.nodes
end
end
function ac.save()
return {nodes = ac.nodes}
end
function ac.after_place_node(pos, player)
local meta=minetest.get_meta(pos)
meta:set_string("formspec", ac.getform(pos, meta))
meta:set_string("infotext", "LuaATC component, unconfigured.")
local ph=minetest.pos_to_string(pos)
--just get first available key!
for en,_ in pairs(atlatc.envs) do
ac.nodes[ph]={env=en}
return
end
end
function ac.getform(pos, meta_p)
local meta = meta_p or minetest.get_meta(pos)
local envs_asvalues={}
local ph=minetest.pos_to_string(pos)
local nodetbl = ac.nodes[ph]
local env, code, err = nil, "", ""
if nodetbl then
code=nodetbl.code or ""
err=nodetbl.err or ""
env=nodetbl.env or ""
end
local sel = 1
for n,_ in pairs(atlatc.envs) do
envs_asvalues[#envs_asvalues+1]=minetest.formspec_escape(n)
if n==env then
sel=#envs_asvalues
end
end
local form = "size["..atlatc.CODE_FORM_SIZE.."]"
.."style[code;font=mono]"
.."label[0,-0.1;Environment]"
.."dropdown[0,0.3;3;env;"..table.concat(envs_asvalues, ",")..";"..sel.."]"
.."button[5,0.2;2,1;save;Save]"
.."button[7,0.2;3,1;cle;Clear Local Env.]"
.."textarea[0.3,1.5;"..atlatc.CODE_FORM_SIZE..";code;Code;"..minetest.formspec_escape(code).."]"
.."label["..atlatc.CODE_FORM_ERRLABELPOS..";"..err.."]"
return form
end
function ac.after_dig_node(pos, node, player)
advtrains.invalidate_all_paths(pos)
advtrains.ndb.clear(pos)
local ph=minetest.pos_to_string(pos)
ac.nodes[ph]=nil
end
function ac.on_receive_fields(pos, formname, fields, player)
if not minetest.check_player_privs(player:get_player_name(), {atlatc=true}) then
minetest.chat_send_player(player:get_player_name(), "Missing privilege: atlatc - Operation cancelled!")
return
end
local meta=minetest.get_meta(pos)
local ph=minetest.pos_to_string(pos)
local nodetbl = ac.nodes[ph] or {}
--if fields.quit then return end
if fields.env then
nodetbl.env=fields.env
end
if fields.code then
nodetbl.code=fields.code
end
if fields.save then
-- reset certain things
nodetbl.err=nil
if advtrains.lines and advtrains.lines.sched then
-- discard all schedules for this node
advtrains.lines.sched.discard_all(advtrains.encode_pos(pos))
end
end
if fields.cle then
nodetbl.data={}
end
ac.nodes[ph]=nodetbl
meta:set_string("formspec", ac.getform(pos, meta))
if nodetbl.env then
meta:set_string("infotext", "LuaATC component, assigned to environment '"..nodetbl.env.."'")
else
meta:set_string("infotext", "LuaATC component, invalid enviroment set!")
end
end
function ac.run_in_env(pos, evtdata, customfct_p, ignore_no_code)
local ph=minetest.pos_to_string(pos)
local nodetbl = ac.nodes[ph]
if not nodetbl then
atwarn("LuaATC component at",ph,": Data not in memory! Please visit component and click 'Save'!")
return
end
local meta
if advtrains.is_node_loaded(pos) then
meta=minetest.get_meta(pos)
end
if not nodetbl.env or not atlatc.envs[nodetbl.env] then
atwarn("LuaATC component at",ph,": Not an existing environment: "..(nodetbl.env or "<nil>"))
return false
end
local env = atlatc.envs[nodetbl.env]
if not nodetbl.code or nodetbl.code=="" then
if not ignore_no_code then
env:log("warning", "LuaATC component at",ph,": No code to run! (insert -- to suppress warning)")
end
return false
end
local customfct=customfct_p or {}
-- add interrupt function
customfct.interrupt=function(t, imesg)
assertt(t, "number")
assert(t >= 0)
atlatc.interrupt.add(t, pos, {type="int", int=true, message=imesg, msg=imesg}) --Compatiblity "message" field.
end
customfct.interrupt_safe=function(t, imesg)
assertt(t, "number")
assert(t >= 0)
if atlatc.interrupt.has_at_pos(pos) then
return false
end
atlatc.interrupt.add(t, pos, {type="int", int=true, message=imesg, msg=imesg}) --Compatiblity "message" field.
return true
end
customfct.clear_interrupts=function()
atlatc.interrupt.clear_ints_at_pos(pos)
end
-- add digiline_send function, if digiline is loaded
if minetest.global_exists("digiline") then
customfct.digiline_send=function(channel, msg)
assertt(channel, "string")
if advtrains.is_node_loaded(pos) then
digiline:receptor_send(pos, digiline.rules.default, channel, msg)
end
end
end
-- add lines scheduler if enabled
if advtrains.lines and advtrains.lines.sched then
customfct.schedule = function(rwtime, msg)
return advtrains.lines.sched.enqueue(rwtime, "atlatc_env", {pos=pos, msg=msg}, advtrains.encode_pos(pos), 1)
end
customfct.schedule_in = function(rwtime, msg)
return advtrains.lines.sched.enqueue_in(rwtime, "atlatc_env", {pos=pos, msg=msg}, advtrains.encode_pos(pos), 1)
end
end
local datain=nodetbl.data or {}
local succ, dataout = env:execute_code(datain, nodetbl.code, evtdata, customfct)
if succ then
atlatc.active.nodes[ph].data=atlatc.remove_invalid_data(dataout)
else
atlatc.active.nodes[ph].err=dataout
env:log("error", "LuaATC component at",ph,": LUA Error:",dataout)
if meta then
meta:set_string("infotext", "LuaATC component, ERROR:"..dataout)
end
--TODO temporary
--if customfct.atc_id then
-- advtrains.drb_dump(customfct.atc_id)
-- error("Debug: LuaATC error hit!")
--end
end
if meta then
meta:set_string("formspec", ac.getform(pos, meta))
end
end
function ac.on_digiline_receive(pos, node, channel, msg)
atlatc.interrupt.add(0, pos, {type="digiline", digiline=true, channel = channel, msg = msg})
end
if advtrains.lines and advtrains.lines.sched then
advtrains.lines.sched.register_callback("atlatc_env", function(data)
-- This adds another interrupt to the atlatc queue... there might be a better way
atlatc.interrupt.add(0, data.pos, {type="schedule",schedule=true, msg=data.msg})
end)
end
ac.trackdef_advtrains_defs = {
on_train_enter = function(pos, train_id)
--do async. Event is fired in train steps
atlatc.interrupt.add(0, pos, {type="train", train=true, id=train_id})
end,
}
atlatc.active=ac