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Diffstat (limited to 'builtin')
-rw-r--r--builtin/game/auth.lua86
1 files changed, 45 insertions, 41 deletions
diff --git a/builtin/game/auth.lua b/builtin/game/auth.lua
index 3a478111c..80b15e818 100644
--- a/builtin/game/auth.lua
+++ b/builtin/game/auth.lua
@@ -1,17 +1,17 @@
-- Minetest: builtin/auth.lua
--
--- Authentication handler
+-- Builtin authentication handler
--
-core.auth_file_path = core.get_worldpath().."/auth.txt"
-core.auth_table = {}
+local auth_file_path = core.get_worldpath().."/auth.txt"
+local auth_table = {}
local function read_auth_file()
local newtable = {}
- local file, errmsg = io.open(core.auth_file_path, 'rb')
+ local file, errmsg = io.open(auth_file_path, 'rb')
if not file then
- core.log("info", core.auth_file_path.." could not be opened for reading ("..errmsg.."); assuming new world")
+ core.log("info", auth_file_path.." could not be opened for reading ("..errmsg.."); assuming new world")
return
end
for line in file:lines() do
@@ -27,14 +27,14 @@ local function read_auth_file()
end
end
io.close(file)
- core.auth_table = newtable
+ auth_table = newtable
core.notify_authentication_modified()
end
local function save_auth_file()
local newtable = {}
-- Check table for validness before attempting to save
- for name, stuff in pairs(core.auth_table) do
+ for name, stuff in pairs(auth_table) do
assert(type(name) == "string")
assert(name ~= "")
assert(type(stuff) == "table")
@@ -43,13 +43,13 @@ local function save_auth_file()
assert(stuff.last_login == nil or type(stuff.last_login) == "number")
end
local content = ""
- for name, stuff in pairs(core.auth_table) do
+ for name, stuff in pairs(auth_table) do
local priv_string = core.privs_to_string(stuff.privileges)
local parts = {name, stuff.password, priv_string, stuff.last_login or ""}
content = content .. table.concat(parts, ":") .. "\n"
end
- if not core.safe_file_write(core.auth_file_path, content) then
- error(core.auth_file_path.." could not be written to")
+ if not core.safe_file_write(auth_file_path, content) then
+ error(auth_file_path.." could not be written to")
end
end
@@ -63,13 +63,13 @@ core.builtin_auth_handler = {
-- usually empty too)
local new_password_hash = ""
-- If not in authentication table, return nil
- if not core.auth_table[name] then
+ if not auth_table[name] then
return nil
end
-- Figure out what privileges the player should have.
-- Take a copy of the privilege table
local privileges = {}
- for priv, _ in pairs(core.auth_table[name].privileges) do
+ for priv, _ in pairs(auth_table[name].privileges) do
privileges[priv] = true
end
-- If singleplayer, give all privileges except those marked as give_to_singleplayer = false
@@ -89,17 +89,17 @@ core.builtin_auth_handler = {
end
-- All done
return {
- password = core.auth_table[name].password,
+ password = auth_table[name].password,
privileges = privileges,
-- Is set to nil if unknown
- last_login = core.auth_table[name].last_login,
+ last_login = auth_table[name].last_login,
}
end,
create_auth = function(name, password)
assert(type(name) == "string")
assert(type(password) == "string")
core.log('info', "Built-in authentication handler adding player '"..name.."'")
- core.auth_table[name] = {
+ auth_table[name] = {
password = password,
privileges = core.string_to_privs(core.settings:get("default_privs")),
last_login = os.time(),
@@ -109,11 +109,11 @@ core.builtin_auth_handler = {
set_password = function(name, password)
assert(type(name) == "string")
assert(type(password) == "string")
- if not core.auth_table[name] then
+ if not auth_table[name] then
core.builtin_auth_handler.create_auth(name, password)
else
core.log('info', "Built-in authentication handler setting password of player '"..name.."'")
- core.auth_table[name].password = password
+ auth_table[name].password = password
save_auth_file()
end
return true
@@ -121,7 +121,7 @@ core.builtin_auth_handler = {
set_privileges = function(name, privileges)
assert(type(name) == "string")
assert(type(privileges) == "table")
- if not core.auth_table[name] then
+ if not auth_table[name] then
core.builtin_auth_handler.create_auth(name,
core.get_password_hash(name,
core.settings:get("default_password")))
@@ -129,19 +129,19 @@ core.builtin_auth_handler = {
-- Run grant callbacks
for priv, _ in pairs(privileges) do
- if not core.auth_table[name].privileges[priv] then
+ if not auth_table[name].privileges[priv] then
core.run_priv_callbacks(name, priv, nil, "grant")
end
end
-- Run revoke callbacks
- for priv, _ in pairs(core.auth_table[name].privileges) do
+ for priv, _ in pairs(auth_table[name].privileges) do
if not privileges[priv] then
core.run_priv_callbacks(name, priv, nil, "revoke")
end
end
- core.auth_table[name].privileges = privileges
+ auth_table[name].privileges = privileges
core.notify_authentication_modified(name)
save_auth_file()
end,
@@ -151,11 +151,34 @@ core.builtin_auth_handler = {
end,
record_login = function(name)
assert(type(name) == "string")
- assert(core.auth_table[name]).last_login = os.time()
+ assert(auth_table[name]).last_login = os.time()
save_auth_file()
end,
}
+core.register_on_prejoinplayer(function(name, ip)
+ if core.registered_auth_handler ~= nil then
+ return -- Don't do anything if custom auth handler registered
+ end
+ if auth_table[name] ~= nil then
+ return
+ end
+
+ local name_lower = name:lower()
+ for k in pairs(auth_table) do
+ if k:lower() == name_lower then
+ return string.format("\nCannot create new player called '%s'. "..
+ "Another account called '%s' is already registered. "..
+ "Please check the spelling if it's your account "..
+ "or use a different nickname.", name, k)
+ end
+ end
+end)
+
+--
+-- Authentication API
+--
+
function core.register_authentication_handler(handler)
if core.registered_auth_handler then
error("Add-on authentication handler already registered by "..core.registered_auth_handler_modname)
@@ -183,26 +206,7 @@ core.set_player_password = auth_pass("set_password")
core.set_player_privs = auth_pass("set_privileges")
core.auth_reload = auth_pass("reload")
-
local record_login = auth_pass("record_login")
-
core.register_on_joinplayer(function(player)
record_login(player:get_player_name())
end)
-
-core.register_on_prejoinplayer(function(name, ip)
- local auth = core.auth_table
- if auth[name] ~= nil then
- return
- end
-
- local name_lower = name:lower()
- for k in pairs(auth) do
- if k:lower() == name_lower then
- return string.format("\nCannot create new player called '%s'. "..
- "Another account called '%s' is already registered. "..
- "Please check the spelling if it's your account "..
- "or use a different nickname.", name, k)
- end
- end
-end)