mirror of
https://github.com/SmallJoker/names_per_ip.git
synced 2024-11-14 22:30:37 +01:00
102 lines
2.9 KiB
Lua
102 lines
2.9 KiB
Lua
-- 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.whitelist = {}
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ipnames.changes = false
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ipnames.save_time = 0
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ipnames.file = minetest.get_worldpath().."/ipnames.data"
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ipnames.whitelist_file = minetest.get_worldpath().."/ipnames_whitelist.data"
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-- Limit 2 = maximal 2 accounts, the 3rd under the same IP gets blocked
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ipnames.name_per_ip_limit = 2
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-- Interval where the IP list gets saved/updated
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ipnames.save_interval = 240
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dofile(minetest.get_modpath("names_per_ip").."/functions.lua")
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minetest.register_chatcommand("ipnames", {
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description = "Get the features of names_per_ip",
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privs = {ban=true},
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func = function(name, param)
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if param == "" then
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minetest.chat_send_player(name, "Available commands: ")
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minetest.chat_send_player(name, "Get all accounts of <name>: /ipnames whois <name>")
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minetest.chat_send_player(name, "List all exceptions: /ipnames list")
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minetest.chat_send_player(name, "Remove/add an exception: /ipnames (un)ignore <name>")
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return
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end
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if param == "list" then
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ipnames.command_list(name)
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return
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end
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local args = param:split(" ")
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if #args < 2 then
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minetest.chat_send_player(name, "Error: Please check again '/ipnames' for correct usage.")
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return
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end
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if args[1] == "whois" then
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ipnames.command_whois(name, args[2])
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elseif args[1] == "ignore" then
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ipnames.command_ignore(name, args[2])
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elseif args[1] == "unignore" then
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ipnames.command_unignore(name, args[2])
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else
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minetest.chat_send_player(name, "Error: No known argument for #1 '"..args[1].."'")
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end
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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 ipnames.data[name] then
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return
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end
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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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if ipnames.whitelist[k] then
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count = 0
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break
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end
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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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-- Return error message if too many accounts have been created
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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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return ("\nYou exceeded the limit of accounts.\nYou already own the following accounts:\n"..names)
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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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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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minetest.after(3, function() ipnames.load_whitelist() end) |