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mirror of https://github.com/MinetestForFun/irc_modpack.git synced 2024-12-23 15:30:20 +01:00
irc_modpack/irc_commands/init.lua

249 lines
7.1 KiB
Lua
Executable File

local irc_users = {}
local irc_tokens = {}
local tokens_file = minetest.get_worldpath() .. "/irc_tokens"
local old_chat_send_player = minetest.chat_send_player
minetest.chat_send_player = function(name, message)
for nick, loggedInAs in pairs(irc_users) do
if name == loggedInAs and not minetest.get_player_by_name(name) then
irc:say(nick, message)
end
end
return old_chat_send_player(name, message)
end
-- Load/Save tokens
local function load_tokens()
local f = io.open(tokens_file, "r")
local tokens = {}
if f then
tokens = minetest.deserialize(f:read())
f:close()
end
return tokens
end
irc_tokens = load_tokens()
local function save_tokens()
local f = io.open(tokens_file, "w")
if f then
f:write(minetest.serialize(irc_tokens))
f:close()
return true
else
minetest.log("error", "[IRC_Commands] Tokens storage file couldn't be created!")
return false
end
end
local function generate_token(name)
local passtr = ""
for i = 1, math.random(20,40) do
passtr = passtr .. tostring(math.random(1,65535))
end
return minetest.get_password_hash(name, passtr)
end
-- Note: You can and **should** regulary regenerate tokens
minetest.register_chatcommand("gen_token", {
description = "Generate irc token to log in",
privs = {shout = true},
func = function(name, param)
if not minetest.get_player_by_name(name) then
return false, "You need to be logged in to the server to generate tokens"
end
local h = ""
if irc_tokens[name] then
h = " new"
end
irc_tokens[name] = generate_token(name)
minetest.chat_send_player(name, "Here is you" .. h .. " token : " .. irc_tokens[name])
save_tokens()
-- Disconnect any user using this login
for nick, loggedInAs in pairs(irc_users) do
if loggedInAs == name then
minetest.log("action", nick.."@IRC has been logged out from "
..irc_users[nick] .. " (token regenerated)")
irc_users[nick] = nil
irc:say(nick, "Token regenerated. You are now logged off.")
end
end
return true
end
})
minetest.register_chatcommand("del_token", {
description = "Delete your entry in the token register",
privs = {shout = true},
func = function(name)
if not minetest.get_player_by_name(name) then
return false, "You need to be logged in to the server to generate tokens"
end
if not irc_tokens[name] then
return true, "You had no entry in the tokens' register"
else
irc_tokens[name] = nil
save_tokens()
-- Disconnect any user using this login
for nick, loggedInAs in pairs(irc_users) do
if loggedInAs == name then
minetest.log("action", nick.."@IRC has been logged out from "
..irc_users[nick] .. " (token regenerated)")
irc_users[nick] = nil
irc:say(nick, "Token regenerated. You are now logged off.")
end
end
return true, "Access for you using a token has been removed. Use /gen_token to create" ..
" a new token at any time"
end
end
})
irc:register_hook("NickChange", function(user, newNick)
for nick, player in pairs(irc_users) do
if nick == user.nick then
irc_users[newNick] = irc_users[user.nick]
irc_users[user.nick] = nil
end
end
end)
irc:register_hook("OnPart", function(user, channel, reason)
irc_users[user.nick] = nil
end)
irc:register_hook("OnKick", function(user, channel, target, reason)
irc_users[target] = nil
end)
irc:register_hook("OnQuit", function(user, reason)
irc_users[user.nick] = nil
end)
-- Since `minetest.get_password_hash` is broken by the new SRP auth mechanism
-- We will still allow to use login, but with tokens, and fall back to old hashs
-- If 1° we can use them and 2° a token is generated
function checkToken(playerName, token, usernick)
if irc_tokens[playerName] and
irc_tokens[playerName] == token then
minetest.log("action", "User " .. usernick
.." from IRC logs in as " .. playerName .. " using their token")
irc_users[usernick] = playerName
return true, "You are now logged in as " .. playerName
else
minetest.log("action", usernick.."@IRC attempted to log in as "
..playerName.." unsuccessfully using a token")
if irc_tokens[playerName] then
return false, "Invalid token for player " .. playerName .. "."
else
return false, "No token generated by that player."
end
end
end
irc:register_bot_command("login", {
params = "<username> <password or token>",
description = "Login as a user to run commands",
func = function(user, args)
if args == "" then
return false, "You need a username and password/token."
end
local playerName, password = args:match("^(%S+)%s(%S+)$")
if not playerName then
return false, "Player name and password/token required."
end
local inChannel = false
local users = irc.conn.channels[irc.config.channel].users
for cnick, cuser in pairs(users) do
if user.nick == cnick then
inChannel = true
break
end
end
if not inChannel then
return false, "You need to be in the server's channel to login."
end
return checkToken(playerName, password, user.nick)
end
})
irc:register_bot_command("logout", {
description = "Logout",
func = function (user, args)
if irc_users[user.nick] then
minetest.log("action", user.nick.."@IRC logs out from "
..irc_users[user.nick])
irc_users[user.nick] = nil
return true, "You are now logged off."
else
return false, "You are not logged in."
end
end,
})
irc:register_bot_command("cmd", {
params = "<command>",
description = "Run a command on the server",
func = function (user, args)
if args == "" then
return false, "You need a command."
end
if not irc_users[user.nick] then
return false, "You are not logged in."
end
local found, _, commandname, params = args:find("^([^%s]+)%s(.+)$")
if not found then
commandname = args
end
local command = minetest.chatcommands[commandname]
if not command then
return false, "Not a valid command."
end
if not minetest.check_player_privs(irc_users[user.nick], command.privs) then
return false, "Your privileges are insufficient."
end
minetest.log("action", user.nick.."@IRC runs "
..args.." as "..irc_users[user.nick])
return command.func(irc_users[user.nick], (params or ""))
end
})
irc:register_bot_command("say", {
params = "message",
description = "Say something",
func = function (user, args)
if args == "" then
return false, "You need a message."
end
if not irc_users[user.nick] then
return false, "You are not logged in."
end
if not minetest.check_player_privs(irc_users[user.nick], {shout=true}) then
minetest.log("action", ("%s@IRC tried to say %q as %s"
.." without the shout privilege.")
:format(user.nick, args, irc_users[user.nick]))
return false, "You can not shout."
end
minetest.log("action", ("%s@IRC says %q as %s.")
:format(user.nick, args, irc_users[user.nick]))
minetest.chat_send_all("<"..irc_users[user.nick].."@IRC> "..args)
return true, "Message sent successfuly."
end
})
irc:register_bot_command("timeofday", {
description = "Tell the in-game time of day",
func = function(user, args)
local timeofday = minetest.get_timeofday()
local hours, minutes = math.modf(timeofday * 24)
minutes = math.floor(minutes * 60)
return true, "It's " .. hours .. " h " .. minutes .. " min."
end
})