forked from mff/name_restrictions
Add non-pattern banned name list; ability to reload it & patterns
This commit is contained in:
Dorian Wouters
parent
75b96c7cf9
commit
7aec733ad6
133
init.lua
133
init.lua
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@ -17,50 +17,126 @@ temp = nil
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exemptions[minetest.setting_get("name")] = true
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exemptions["singleplayer"] = true
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local disallowed_names
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local function load_forbidden_names()
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disallowed_names = {}
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local path = minetest.setting_get("name_restrictions.forbidden_names_list_path") or
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minetest.get_worldpath("name_restrictions") .. "/forbidden_names.txt"
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local file = io.open(path, 'r')
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if file then
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local count = 0
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for line in file:lines() do
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local low_line = line:lower()
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disallowed_names[low_line] = true
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count = count + 1
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end
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file:close()
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return true, count .. " forbidden names loaded", 'verbose'
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else
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disallowed_names = {}
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return true, path .. " doesn't exist, no forbidden names have been loaded", 'warning'
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end
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end
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do
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local ret, msg, lvl = load_forbidden_names()
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if msg and lvl then
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minetest.log(lvl, msg)
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end
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end
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---------------------
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-- Simple matching --
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---------------------
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local msg_guest = "Guest accounts are disallowed on this server. "..
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"Please choose a proper name and try again."
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local msg_misleading = "Your player name is misleading. "..
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"Please choose a more appropriate name."
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local disallowed = {
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["^guest[0-9]+"] = msg_guest,
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["^squeakecrafter[0-9]+"] = msg_guest,
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["adm[1il]n"] = msg_misleading,
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["[0o]wn[e3]r"] = msg_misleading,
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["^[0-9]+$"] = "All-numeric usernames are disallowed on this server.",
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}
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local disallowed
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local function load_disallowed()
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local path = minetest.setting_get("name_restrictions.forbidden_name_patterns_list_path") or
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minetest.get_worldpath("name_restrictions") .. "/forbidden_names_patterns.txt"
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local file = io.open(path, 'r')
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if file then
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local content = file:read('*all')
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local imported = minetest.deserialize(content)
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local ret, msg, lvl = true, nil, nil
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if imported == nil then
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disallowed = disallowed or {}
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ret, msg, lvl = false, "Failed to parse " .. path .. "; patterns not imported", 'error'
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elseif type(imported) ~= 'table' then
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disallowed = disallowed or {}
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ret, msg, lvl = false, "Parsing " .. path .. " returned a " .. type(imported) ..
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" where a table was expected; patterns not imported", 'error'
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else
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disallowed = imported
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local count = 0
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for _ in pairs(disallowed) do
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count = count + 1
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end
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msg, lvl = count .. " forbidden name patterns loaded", 'verbose'
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end
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file:close()
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return ret, msg, lvl
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else
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disallowed = {}
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return true, path .. " doesn't exist, no forbidden name patterns have been loaded", 'warning'
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end
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end
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do
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local ret, msg, lvl = load_disallowed()
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if msg and lvl then
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minetest.log(lvl, msg)
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end
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end
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minetest.register_on_prejoinplayer(function(name, ip)
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if exemptions[name] then return end
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-- Check for disallowed names
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local lname = name:lower()
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for re, reason in pairs(disallowed) do
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if lname:find(re) then
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return reason
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end
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end
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if disallowed_names[lname] then
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return "Sorry. This name is forbidden."
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end
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end)
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--------------------------------------
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-- Simple matching config reloading --
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--------------------------------------
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minetest.register_chatcommand("forbidden_names_reload", {
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params = "",
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description = "Reloads forbidden_names match lists",
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privs = {ban= true},
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func = function(name)
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local ret1, msg, lvl = load_forbidden_names()
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if msg and lvl then
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minetest.log(lvl, msg)
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minetest.chat_send_player(name, msg)
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end
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local ret2
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ret2, msg, lvl = load_disallowed()
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if msg and lvl then
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minetest.log(lvl, msg)
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minetest.chat_send_player(name, msg)
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end
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return ret1 and ret2
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end
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})
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------------------------
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-- Case-insensitivity --
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------------------------
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minetest.register_on_prejoinplayer(function(name, ip)
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if exemptions[name] then return end
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-- Check for used names
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local lname = name:lower()
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for iname, data in pairs(minetest.auth_table) do
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if iname:lower() == lname and iname ~= name then
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return "Sorry, someone else is already using this"
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.." name. Please pick another name."
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.." Annother possibility is that you used the"
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.." Another possibility is that you used the"
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.." wrong case for your name."
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end
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end
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@ -68,9 +144,9 @@ end)
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-- Compatability, for old servers with conflicting players
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minetest.register_chatcommand("choosecase", {
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description = "Choose the casing that a player name should have.",
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description = "Choose the casing that a player name should have",
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params = "<name>",
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privs = {server=true},
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privs = {server = true},
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func = function(name, params)
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local lname = params:lower()
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local worldpath = minetest.get_worldpath()
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@ -78,7 +154,7 @@ minetest.register_chatcommand("choosecase", {
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if iname:lower() == lname and iname ~= params then
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minetest.auth_table[iname] = nil
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assert(not iname:find("[/\\]"))
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os.remove(worldpath.."/players/"..iname)
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os.remove(worldpath .. "/players/" .. iname)
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end
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end
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return true, "Done."
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@ -92,7 +168,7 @@ minetest.register_chatcommand("choosecase", {
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-- Prevents names that are too similar to another player's name.
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local similar_chars = {
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-- Only A-Z, a-z, 1-9, dash, and underscore are allowed in player names
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-- Only A-Z, a-z, 1-9, dash, and underscore are allowed in playernames
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"A4",
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"B8",
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"COco0",
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@ -148,13 +224,22 @@ end)
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-- Name length --
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-----------------
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local min_name_len = tonumber(minetest.setting_get("name_restrictions.minimum_name_length")) or 3
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local min_name_len = tonumber(minetest.setting_get("name_restrictions.minimum_name_length")) or 2
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local max_name_len = tonumber(minetest.setting_get("name_restrictions.maximum_name_length")) or 17
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minetest.register_on_prejoinplayer(function(name, ip)
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if exemptions[name] then return end
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if #name < min_name_len then
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return "Your player name is too short, please try a longer name."
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return "Your player name is too short"
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.. " (" .. #name .. " characters, must be " .. min_name_len .. " characters at least)."
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.. " Please try a longer name."
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end
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if #name > max_name_len then
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return "Your player name is too long"
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.. " (" .. #name .. " characters, must be " .. max_name_len .. " characters at most)."
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.. " Please try a shorter name."
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end
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end)
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