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-- stoprail.lua
-- adds "stop rail". Recognized by lzb. (part of behavior is implemented there)
local function to_int(n)
--- Disallow floating-point numbers
local k = tonumber(n)
if k then
return math.floor(k)
end
end
local function updatemeta(pos)
local meta = minetest.get_meta(pos)
local pe = advtrains.encode_pos(pos)
local stdata = advtrains.lines.stops[pe]
if not stdata then
meta:set_string("infotext", "Error")
end
meta:set_string("infotext", "Stn. "..stdata.stn.." T. "..stdata.track)
end
local door_dropdown = {L=1, R=2, C=3}
local door_dropdown_rev = {Right="R", Left="L", Closed="C"}
local function show_stoprailform(pos, player)
local pe = advtrains.encode_pos(pos)
local pname = player:get_player_name()
if minetest.is_protected(pos, pname) then
minetest.chat_send_player(pname, "Position is protected!")
return
end
local stdata = advtrains.lines.stops[pe]
if not stdata then
advtrains.lines.stops[pe] = {
stn="", track="", doors="R", wait=10, ars={default=true}, ddelay=1,speed="M"
}
stdata = advtrains.lines.stops[pe]
end
local stn = advtrains.lines.stations[stdata.stn]
local stnname = stn and stn.name or ""
if not stdata.ddelay then
stdata.ddelay = 1
end
if not stdata.speed then
stdata.speed = "M"
end
local form = "size[8,7]"
form = form.."style[stn,ars;font=mono]"
form = form.."field[0.8,0.8;2,1;stn;"..attrans("Station Code")..";"..minetest.formspec_escape(stdata.stn).."]"
form = form.."field[2.8,0.8;5,1;stnname;"..attrans("Station Name")..";"..minetest.formspec_escape(stnname).."]"
form = form.."field[0.80,2.0;1.75,1;ddelay;"..attrans("Door Delay")..";"..minetest.formspec_escape(stdata.ddelay).."]"
form = form.."field[2.55,2.0;1.75,1;speed;"..attrans("Dep. Speed")..";"..minetest.formspec_escape(stdata.speed).."]"
form = form.."field[4.30,2.0;1.75,1;track;"..attrans("Track")..";"..minetest.formspec_escape(stdata.track).."]"
form = form.."field[6.05,2.0;1.75,1;wait;"..attrans("Stop Time")..";"..stdata.wait.."]"
form = form.."label[0.5,2.6;"..attrans("Door Side").."]"
form = form.."dropdown[0.51,3.0;2;doors;Left,Right,Closed;"..door_dropdown[stdata.doors].."]"
form = form.."checkbox[3.00,2.7;reverse;"..attrans("Reverse train")..";"..(stdata.reverse and "true" or "false").."]"
form = form.."checkbox[3.00,3.1;kick;"..attrans("Kick out passengers")..";"..(stdata.kick and "true" or "false").."]"
form = form.."textarea[0.8,4.2;7,2;ars;Trains stopping here (ARS rules);"..advtrains.interlocking.ars_to_text(stdata.ars).."]"
form = form.."button[0.5,6;7,1;save;"..attrans("Save").."]"
minetest.show_formspec(pname, "at_lines_stop_"..pe, form)
end
local tmp_checkboxes = {}
minetest.register_on_player_receive_fields(function(player, formname, fields)
local pname = player:get_player_name()
local pe = string.match(formname, "^at_lines_stop_(............)$")
local pos = advtrains.decode_pos(pe)
if pos then
if minetest.is_protected(pos, pname) then
minetest.chat_send_player(pname, "Position is protected!")
return
end
local stdata = advtrains.lines.stops[pe]
if not tmp_checkboxes[pe] then
tmp_checkboxes[pe] = {}
end
if fields.kick then -- handle checkboxes due to MT's weird handling
tmp_checkboxes[pe].kick = (fields.kick == "true")
end
if fields.reverse then
tmp_checkboxes[pe].reverse = (fields.reverse == "true")
end
if fields.save then
if fields.stn and stdata.stn ~= fields.stn and fields.stn ~= "" then
local stn = advtrains.lines.stations[fields.stn]
if stn then
if (stn.owner == pname or minetest.check_player_privs(pname, "train_admin")) then
stdata.stn = fields.stn
else
minetest.chat_send_player(pname, "Station code '"..fields.stn.."' does already exist and is owned by "..stn.owner)
show_stoprailform(pos,player)
return
end
else
advtrains.lines.stations[fields.stn] = {name = fields.stnname, owner = pname}
stdata.stn = fields.stn
end
end
local stn = advtrains.lines.stations[stdata.stn]
if stn and fields.stnname and fields.stnname ~= stn.name then
if (stn.owner == pname or minetest.check_player_privs(pname, "train_admin")) then
stn.name = fields.stnname
else
minetest.chat_send_player(pname, "Not allowed to edit station name, owned by "..stn.owner)
end
end
-- dropdowns
if fields.doors then
stdata.doors = door_dropdown_rev[fields.doors] or "C"
end
if fields.track then
stdata.track = fields.track
end
if fields.wait then
stdata.wait = to_int(fields.wait) or 10
end
if fields.ars then
stdata.ars = advtrains.interlocking.text_to_ars(fields.ars)
end
if fields.ddelay then
stdata.ddelay = to_int(fields.ddelay) or 1
end
if fields.speed then
stdata.speed = to_int(fields.speed) or "M"
end
for k,v in pairs(tmp_checkboxes[pe]) do --handle checkboxes
stdata[k] = v or nil
end
tmp_checkboxes[pe] = nil
--TODO: signal
updatemeta(pos)
show_stoprailform(pos, player)
end
end
end)
local adefunc = function(def, preset, suffix, rotation)
return {
after_place_node=function(pos)
local pe = advtrains.encode_pos(pos)
advtrains.lines.stops[pe] = {
stn="", track="", doors="R", wait=10
}
updatemeta(pos)
end,
after_dig_node=function(pos)
local pe = advtrains.encode_pos(pos)
advtrains.lines.stops[pe] = nil
end,
on_rightclick = function(pos, node, player)
show_stoprailform(pos, player)
end,
advtrains = {
on_train_approach = function(pos,train_id, train, index, has_entered)
if has_entered then return end -- do not stop again!
if train.path_cn[index] == 1 then
local pe = advtrains.encode_pos(pos)
local stdata = advtrains.lines.stops[pe]
if stdata and stdata.stn then
--TODO REMOVE AFTER SOME TIME (only migration)
if not stdata.ars then
stdata.ars = {default=true}
end
if stdata.ars and (stdata.ars.default or advtrains.interlocking.ars_check_rule_match(stdata.ars, train) ) then
advtrains.lzb_add_checkpoint(train, index, 2, nil)
local stn = advtrains.lines.stations[stdata.stn]
local stnname = stn and stn.name or "Unknown Station"
train.text_inside = "Next Stop:\n"..stnname
advtrains.interlocking.ars_set_disable(train, true)
end
end
end
end,
on_train_enter = function(pos, train_id, train, index)
if train.path_cn[index] == 1 then
local pe = advtrains.encode_pos(pos)
local stdata = advtrains.lines.stops[pe]
if not stdata then
return
end
if stdata.ars and (stdata.ars.default or advtrains.interlocking.ars_check_rule_match(stdata.ars, train) ) then
local stn = advtrains.lines.stations[stdata.stn]
local stnname = stn and stn.name or "Unknown Station"
-- Send ATC command and set text
advtrains.atc.train_set_command(train, "B0 W O"..stdata.doors..(stdata.kick and "K" or "").." D"..stdata.wait.." OC "..(stdata.reverse and "R" or "").."D"..(stdata.ddelay or 1) .. " A1 S" ..(stdata.speed or "M"), true)
train.text_inside = stnname
if tonumber(stdata.wait) then
minetest.after(tonumber(stdata.wait), function() train.text_inside = "" end)
end
end
end
end
},
}
end
if minetest.get_modpath("advtrains_train_track") ~= nil then
advtrains.register_tracks("default", {
nodename_prefix="advtrains_line_automation:dtrack_stop",
texture_prefix="advtrains_dtrack_stop",
models_prefix="advtrains_dtrack",
models_suffix=".b3d",
shared_texture="advtrains_dtrack_shared_stop.png",
description="Station/Stop Rail",
formats={},
get_additional_definiton = adefunc,
}, advtrains.trackpresets.t_30deg_straightonly)
end
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