mirror of
https://github.com/sys4-fr/server-nalc.git
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111 lines
2.6 KiB
Lua
Executable File
111 lines
2.6 KiB
Lua
Executable File
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-- Extended Ban Mod for Minetest
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-- (C) 2013 Diego Martínez <kaeza>
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-- See `LICENSE.txt' for details.
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-- xban.lua: Core functions.
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local DEF_BAN_MESSAGE = (xban.conf.get("ban_message")
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or "(no reason given)")
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local DB_FILE = minetest.get_worldpath().."/players.iplist"
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local unpack = unpack or table.unpack
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local iplist = { }
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local function get_ip(name)
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if minetest.get_player_by_name(name) then
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return minetest.get_player_ip(name)
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end
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end
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function xban.find_entry(name_or_ip, create)
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for index, data in ipairs(iplist) do
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for k, v in pairs(data.names) do
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if v and (k == name_or_ip) then
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return data, index
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end
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end
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end
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if create then
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local data = { names={} }
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table.insert(iplist, data)
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return data
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end
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end
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local function load_db()
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local f = io.open(DB_FILE, "r")
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if not f then return end
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xban._.INFO("Loading IP database...")
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local db = minetest.deserialize(f:read("*a"))
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f:close()
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iplist = db
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xban._.INFO("IP database loaded.")
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end
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function xban.save_db()
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local f, e = io.open(DB_FILE, "w")
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if not f then
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xban._.WARN("Error saving IP database: %s.", (e or ""))
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return
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end
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xban._.INFO("Saving IP database...")
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f:write(minetest.serialize(iplist))
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f:close()
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xban._.INFO("IP database saved.")
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end
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function xban.ban_player(name, time, reason)
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local data = xban.find_entry(name, true)
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local ip = get_ip(name)
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data.names[name] = true
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if ip then data.names[ip] = true end
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reason = reason or DEF_BAN_REASON
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data.banned = reason
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if not data.record then data.record = { } end
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table.insert(data.record, { date=os.time(), time=time, reason=reason })
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data.privs = data.privs or minetest.get_player_privs(name)
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minetest.after(1, function()
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xban._.send(name,
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"-x- You have been banned from this server: %s.",
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(reason or DEF_BAN_MESSAGE)
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)
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if time then
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data.expires = os.time() + time
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xban._.send(name, "-x- Your ban will expire on %s.", os.date("%c", data.expires))
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end
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xban._.send(name, "-x- Disconnection will follow shortly...")
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end)
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if minetest.auth_table[name] then
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minetest.set_player_privs(name, { })
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end
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minetest.after(5, minetest.ban_player, name)
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xban._.ACTION("Banned names/IPs: %s", table.concat(data.names, ", "))
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xban._.INFO("Revoked all privileges.")
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xban.save_db()
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return true
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end
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function xban.unban_player(name)
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local data = xban.find_entry(name)
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if not data then return nil, "No such player." end
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if data.privs and next(data.privs) then
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minetest.set_player_privs(name, data.privs)
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end
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for _, nm in ipairs(data.names) do
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minetest.unban_player_or_ip(nm)
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end
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data.banned = nil
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xban.save_db()
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return true
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end
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load_db()
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xban.db = iplist
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