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techpack/sl_controller/terminal.lua

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--[[
sl_controller
=============
Copyright (C) 2017-2020 Joachim Stolberg
AGPL v3
See LICENSE.txt for more information
terminal.lua:
]]--
local HELP = [[#### SmartLine Controller Terminal ####
Send commands to your Controller
and output text messages from your
Controller to the Terminal.
Commands can have up to 80 characters.
Local commands:
- clear = clear screen
- help = this message
- pub = switch to public use
- priv = switch to private use
Global commands:
- send <num> on/off = send on/off event
- msg <num> <text> = send a text message
]]
local function formspec1()
return "size[6,4]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"field[0.5,1;5,1;number;SaferLua Controller number:;]" ..
"button_exit[1.5,2.5;2,1;exit;Save]"
end
local function formspec2(meta)
local output = meta:get_string("output")
output = minetest.formspec_escape(output)
output = output:gsub("\n", ",")
return "size[9,8]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"table[0.1,0.1;8.6,6.6;output;"..output..";200]"..
"field[0.5,7.6;6,1;cmnd;Enter command;]" ..
"field_close_on_enter[cmnd;false]"..
"button[6.7,7.3;2,1;ok;Enter]"
end
local function output(pos, text)
local meta = minetest.get_meta(pos)
text = meta:get_string("output") .. "\n" .. (text or "")
text = text:sub(-500,-1)
meta:set_string("output", text)
meta:set_string("formspec", formspec2(meta))
end
local function command(pos, cmnd, player)
local meta = minetest.get_meta(pos)
local owner = meta:get_string("owner") or ""
if cmnd then
cmnd = cmnd:sub(1,80)
if cmnd == "clear" then
meta:set_string("output", "")
meta:set_string("formspec", formspec2(meta))
elseif cmnd == "help" then
local meta = minetest.get_meta(pos)
meta:set_string("output", HELP)
meta:set_string("formspec", formspec2(meta))
elseif cmnd == "pub" and owner == player then
meta:set_int("public", 1)
output(pos, player..":$ "..cmnd)
output(pos, "Switched to public use!")
elseif cmnd == "priv" and owner == player then
meta:set_int("public", 0)
output(pos, player..":$ "..cmnd)
output(pos, "Switched to private use!")
elseif meta:get_int("public") == 1 or owner == player then
-- send <num> on/off
local num, topic = cmnd:match('^send%s+([0-9]+)%s+([onff]+)$')
if num and topic then
local own_number = meta:get_string("own_number")
output(pos, player..":$ send "..num.." "..topic)
tubelib.send_message(num, owner, nil, topic, own_number)
return
end
-- msg <num> <text>
local num, text = cmnd:match('^msg%s+([0-9]+)%s+(.+)$')
if num and text then
local own_number = meta:get_string("own_number")
output(pos, player..":$ msg "..num.." "..text)
tubelib.send_message(num, owner, nil, "msg", {src=own_number, text=text})
return
end
local number = meta:get_string("number") or "0000"
output(pos, player..":$ "..cmnd)
tubelib.send_message(number, owner, nil, "term", cmnd)
end
end
end
local function register_terminal(num, tiles, node_box, selection_box)
minetest.register_node("sl_controller:terminal"..num, {
description = "SaferLua Controller Terminal",
tiles = tiles,
drawtype = "nodebox",
node_box = node_box,
selection_box = selection_box,
after_place_node = function(pos, placer)
local number = tubelib.add_node(pos, minetest.get_node(pos).name)
local meta = minetest.get_meta(pos)
meta:set_string("own_number", number)
meta:set_string("formspec", formspec1())
meta:set_string("owner", placer:get_player_name())
meta:set_string("infotext", "SaferLua Controller Terminal "..number..": not connected")
end,
on_receive_fields = function(pos, formname, fields, player)
local meta = minetest.get_meta(pos)
if fields.number and fields.number ~= "" then
if tubelib.check_numbers(fields.number) then
meta:set_string("number", fields.number)
local own_number = meta:get_string("own_number")
meta:set_string("infotext", "SaferLua Controller Terminal "..own_number..": connected with "..fields.number)
meta:set_string("formspec", formspec2(meta))
end
elseif (fields.key_enter == "true" or fields.ok == "Enter") and fields.cmnd ~= "" then
command(pos, fields.cmnd, player:get_player_name())
end
end,
after_dig_node = function(pos)
tubelib.remove_node(pos)
end,
paramtype = "light",
sunlight_propagates = true,
paramtype2 = "facedir",
groups = {choppy=2, cracky=2, crumbly=2},
is_ground_content = false,
sounds = default.node_sound_metal_defaults(),
})
end
register_terminal("", {
-- up, down, right, left, back, front
'sl_controller_terminal_top.png',
'sl_controller_terminal_bottom.png',
'sl_controller_terminal_side.png',
'sl_controller_terminal_side.png',
'sl_controller_terminal_bottom.png',
"sl_controller_terminal_front.png",
},
{
type = "fixed",
fixed = {
{-12/32, -16/32, -8/32, 12/32, -14/32, 12/32},
{-12/32, -14/32, 12/32, 12/32, 6/32, 14/32},
},
})
minetest.register_craft({
output = "sl_controller:terminal",
recipe = {
{"", "smartline:display", ""},
{"", "", ""},
{"dye:black", "tubelib:wlanchip", "default:copper_ingot"},
},
})
register_terminal("2", {
-- up, down, right, left, back, front
'sl_controller_terminal2_top.png',
'sl_controller_terminal2_side.png',
'sl_controller_terminal2_side.png^[transformFX',
'sl_controller_terminal2_side.png',
'sl_controller_terminal2_back.png',
"sl_controller_terminal2_front.png",
},
{
type = "fixed",
fixed = {
{-12/32, -16/32, -16/32, 12/32, -14/32, 16/32},
{-12/32, -14/32, -3/32, 12/32, 6/32, 16/32},
{-10/32, -12/32, 14/32, 10/32, 4/32, 18/32},
{-12/32, 4/32, -4/32, 12/32, 6/32, 16/32},
{-12/32, -16/32, -4/32, -10/32, 6/32, 16/32},
{ 10/32, -16/32, -4/32, 12/32, 6/32, 16/32},
{-12/32, -14/32, -4/32, 12/32, -12/32, 16/32},
},
},
{
type = "fixed",
fixed = {
{-12/32, -16/32, -4/32, 12/32, 6/32, 16/32},
},
})
minetest.register_craft({
output = "sl_controller:terminal2",
recipe = {
{"", "smartline:display", ""},
{"", "", ""},
{"dye:grey", "tubelib:wlanchip", "default:copper_ingot"},
},
})
tubelib.register_node("sl_controller:terminal", {}, {
on_recv_message = function(pos, topic, payload)
if topic == "term" then
output(pos, payload)
return true
elseif topic == "msg" then
output(pos, payload.src..": "..payload.text)
return true
end
end,
})
tubelib.register_node("sl_controller:terminal2", {}, {
on_recv_message = function(pos, topic, payload)
if topic == "term" then
output(pos, payload)
return true
elseif topic == "msg" then
output(pos, payload.src..": "..payload.text)
return true
end
end,
})
sl_controller.register_function("get_term", {
cmnd = function(self)
return sl_controller.get_command(self.meta.number)
end,
help = ' $get_term() --> text string or nil\n'..
' Read an entered string (command) from the Terminal.\n'..
' example: s = $get_term()\n'..
" The Terminal has to be connected to the controller."
})
sl_controller.register_action("put_term", {
cmnd = function(self, num, text)
text = tostring(text or "")
tubelib.send_message(num, self.meta.owner, nil, "term", text)
end,
help = " $put_term(num, text)\n"..
' Send a text line to the terminal with number "num".\n'..
' example: $put_term("0123", "Hello "..name)'
})
sl_controller.register_function("get_msg", {
cmnd = function(self)
local msg = sl_controller.get_msg(self.meta.number)
if msg then
return msg.src, msg.text
end
end,
help = ' $get_msg() --> number and text string or nil\n'..
' Read a received messages. Number is the node\n'..
' number of the sender.\n'..
' example: num,msg = $get_msg().'
})
sl_controller.register_action("send_msg", {
cmnd = function(self, num, text)
local msg = {src = self.meta.number, text = tostring(text or "")}
tubelib.send_message(num, self.meta.owner, nil, "msg", msg)
end,
help = " $send_msg(num, text)\n"..
' Send a message to the controller with number "num".\n'..
' example: $send_msg("0123", "test")'
})
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