mirror of
https://github.com/sys4-fr/server-nalc.git
synced 2024-11-14 14:30:34 +01:00
120 lines
2.9 KiB
Lua
Executable File
120 lines
2.9 KiB
Lua
Executable File
minetest.register_privilege("whois", {
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description = "Allows player to see other player IPs"})
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-- Created by Krock to stop mass-account-creators
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-- License: WTFPL
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ipnames = {}
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ipnames.data = {}
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ipnames.tmp_data = {}
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ipnames.changes = false
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ipnames.save_interval = 120
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ipnames.save_time = 0
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ipnames.file = minetest.get_worldpath().."/ipnames.txt"
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ipnames.name_per_ip_limit = tonumber(minetest.setting_get("max_names_per_ip")) or 5
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-- Get accounts self:
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minetest.register_chatcommand("whois", {
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description = "Gets all players who have the same IP as the specified player",
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privs = {whois = true},
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func = function(name, param)
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if not ipnames.data[param] then
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minetest.chat_send_player(name, "The player \"" .. param .. "\" did not join yet.")
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return
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end
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local ip = ipnames.data[param]
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local names = "";
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for k, v in pairs(ipnames.data) do
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if v == ip then
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if names ~= "" then
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names = names .. ", " .. k
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else
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names = names .. " " .. k
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end
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end
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end
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minetest.chat_send_player(name, "Players for IP address " .. ip .. ": " .. names)
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end,
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})
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-- Get IP if player tries to join, ban if there are too much names per IP:
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minetest.register_on_prejoinplayer(function(name, ip)
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-- Only stop new accounts:
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ipnames.tmp_data[name] = ip
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if not ipnames.data[name] then
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local count = 1
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local names = ""
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for k, v in pairs(ipnames.data) do
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if v == ip then
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count = count + 1
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names = names .. k .. ", "
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end
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end
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if count <= ipnames.name_per_ip_limit and count > 1 then
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minetest.log("action", name .. " now has " .. count .. " accounts. Other accounts: " .. names)
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end
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if count > ipnames.name_per_ip_limit then
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ipnames.tmp_data[name] = nil
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if tostring(ip) ~= "127.0.0.1" then
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return ("\nYou exceeded the limit of accounts (" .. ipnames.name_per_ip_limit ..
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").\nYou already have the following accounts:\n" .. names)
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end
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end
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end
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end)
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-- Save IP if player joined:
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minetest.register_on_joinplayer(function(player)
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local name = player:get_player_name()
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ipnames.data[name] = ipnames.tmp_data[name]
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ipnames.tmp_data[name] = nil
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ipnames.changes = true
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end)
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function ipnames.load_data()
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local file = io.open(ipnames.file, "r")
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if not file then
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return
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end
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for line in file:lines() do
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if line ~= "" then
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local data = line:split("|")
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if #data >= 2 then
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ipnames.data[data[1]] = data[2]
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end
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end
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end
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io.close(file)
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end
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function ipnames.save_data()
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if not ipnames.changes then
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return
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end
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ipnames.changes = false
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local file = io.open(ipnames.file, "w")
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for i, v in pairs(ipnames.data) do
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if v ~= nil then
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file:write(i .. "|" .. v .. "\n")
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end
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end
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io.close(file)
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end
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minetest.register_globalstep(function(t)
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ipnames.save_time = ipnames.save_time + t
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if ipnames.save_time < ipnames.save_interval then
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return
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end
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ipnames.save_time = 0
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ipnames.save_data()
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end)
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minetest.register_on_shutdown(function() ipnames.save_data() end)
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minetest.after(3, function() ipnames.load_data() end)
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