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techage/lua_controller/terminal.lua
Joachim Stolberg 8a21364d4b delete EOL blanks
2022-01-03 21:40:31 +01:00

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7.5 KiB
Lua
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--[[
Techage
=======
Copyright (C) 2020 Joachim Stolberg
AGPL v3
See LICENSE.txt for more information
terminal.lua:
]]--
local HELP = [[#### TA4 Lua 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
For more help:
https://github.com/joe7575/techage/wiki
]]
local function formspec1()
return "size[6,4]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"field[0.5,1;5,1;number;TA4 Lua 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..
"style_type[table,field;font=mono]"..
"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")
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, "> "..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, "> "..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]+)$')
if num and topic then
local own_number = meta:get_string("own_number")
if techage.lua_ctlr.not_protected(owner, num) then
--output(pos, player..":$ send "..num.." "..topic)
output(pos, "> send "..num.." "..topic)
techage.send_single(own_number, num, topic, nil)
return
end
end
-- msg <num> <text>
local num, text = cmnd:match('^msg%s+([0-9]+)%s+(.+)$')
if num and text then
local own_number = meta:get_string("own_number")
if techage.lua_ctlr.not_protected(owner, num) then
--output(pos, player..":$ msg "..num.." "..text)
output(pos, "> msg "..num.." "..text)
techage.send_single(own_number, num, "msg", text)
return
end
end
local number = meta:get_string("number")
local own_number = meta:get_string("own_number")
if techage.lua_ctlr.not_protected(owner, number) then
--output(pos, player..":$ "..cmnd)
output(pos, "> "..cmnd)
techage.send_single(own_number, number, "term", cmnd)
end
end
end
end
minetest.register_node("techage:ta4_terminal", {
description = "TA4 Lua Controller Terminal",
tiles = {
-- up, down, right, left, back, front
'techage_terminal1_top.png',
'techage_terminal1_bottom.png',
'techage_terminal1_side.png',
'techage_terminal1_side.png',
'techage_terminal1_bottom.png',
"techage_terminal1_front.png",
},
drawtype = "nodebox",
node_box = {
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},
},
},
selection_box = {
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},
},
},
after_place_node = function(pos, placer)
local number = techage.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", "TA4 Lua 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
local owner = meta:get_string("owner")
if techage.check_numbers(fields.number, owner) then
meta:set_string("number", fields.number)
local own_number = meta:get_string("own_number")
meta:set_string("infotext", "TA4 Lua 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, oldnode, oldmetadata)
techage.remove_node(pos, oldnode, oldmetadata)
end,
paramtype = "light",
use_texture_alpha = techage.CLIP,
sunlight_propagates = true,
paramtype2 = "facedir",
groups = {choppy=2, cracky=2, crumbly=2},
is_ground_content = false,
sounds = default.node_sound_metal_defaults(),
})
minetest.register_craft({
output = "techage:ta4_terminal",
recipe = {
{"", "techage:ta4_display", ""},
{"dye:black", "techage:ta4_wlanchip", "default:copper_ingot"},
{"", "techage:aluminum", ""},
},
})
techage.register_node({"techage:ta4_terminal"}, {
on_recv_message = function(pos, src, topic, payload)
if topic == "term" then
output(pos, payload)
return true
elseif topic == "msg" then
output(pos, tostring(payload.src)..": "..tostring(payload.text))
return true
end
end,
})
techage.lua_ctlr.register_function("get_term", {
cmnd = function(self)
return techage.lua_ctlr.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."
})
techage.lua_ctlr.register_action("put_term", {
cmnd = function(self, num, text)
text = tostring(text or "")
if techage.lua_ctlr.not_protected(self.meta.owner, num) then
techage.send_single(self.meta.number, num, "term", text)
end
end,
help = " $put_term(num, text)\n"..
' Send a text line to the terminal with number "num".\n'..
' example: $put_term("0123", "Hello "..name)'
})
techage.lua_ctlr.register_function("get_msg", {
cmnd = function(self, raw)
local msg = techage.lua_ctlr.get_msg(self.meta.number)
if msg then
local data = msg.data
if not raw then
data = tostring(data or "")
end
return msg.src, data
end
end,
help = ' $get_msg([raw]) --> number and any value or nil\n'..
' If the optional `raw` parameter is not set or false,\n'..
' the second return value is guaranteed to be a string.\n'..
' Read a received messages. Number is the node\n'..
' number of the sender.\n'..
' example: num,msg = $get_msg().'
})
techage.lua_ctlr.register_action("send_msg", {
cmnd = function(self, num, data)
if techage.lua_ctlr.not_protected(self.meta.owner, num) then
techage.send_single(self.meta.number, num, "msg", data)
end
end,
help = " $send_msg(num, data)\n"..
' Send a message to the controller with number "num".\n'..
' example: $send_msg("0123", "test")'
})
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