mirror of
https://github.com/moparisthebest/minetest
synced 2024-12-21 23:28:48 -05:00
efa54f9c46
Introduces two functions to unregister and override chatcommands.
minetest.unregister_chatcommand("<name>") and
minetest.override_chatcommand("<name>", {<redifinition>})
961 lines
28 KiB
Lua
961 lines
28 KiB
Lua
-- Minetest: builtin/chatcommands.lua
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--
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-- Chat command handler
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--
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core.registered_chatcommands = {}
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core.chatcommands = core.registered_chatcommands -- BACKWARDS COMPATIBILITY
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function core.register_chatcommand(cmd, def)
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def = def or {}
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def.params = def.params or ""
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def.description = def.description or ""
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def.privs = def.privs or {}
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def.mod_origin = core.get_current_modname() or "??"
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core.registered_chatcommands[cmd] = def
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end
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function core.unregister_chatcommand(name)
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if core.registered_chatcommands[name] then
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core.registered_chatcommands[name] = nil
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else
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core.log("warning", "Not unregistering chatcommand " ..name..
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" because it doesn't exist.")
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end
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end
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function core.override_chatcommand(name, redefinition)
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local chatcommand = core.registered_chatcommands[name]
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assert(chatcommand, "Attempt to override non-existent chatcommand "..name)
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for k, v in pairs(redefinition) do
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rawset(chatcommand, k, v)
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end
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core.registered_chatcommands[name] = chatcommand
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end
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core.register_on_chat_message(function(name, message)
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local cmd, param = string.match(message, "^/([^ ]+) *(.*)")
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if not param then
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param = ""
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end
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local cmd_def = core.registered_chatcommands[cmd]
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if not cmd_def then
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return false
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end
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local has_privs, missing_privs = core.check_player_privs(name, cmd_def.privs)
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if has_privs then
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core.set_last_run_mod(cmd_def.mod_origin)
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local success, message = cmd_def.func(name, param)
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if message then
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core.chat_send_player(name, message)
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end
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else
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core.chat_send_player(name, "You don't have permission"
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.. " to run this command (missing privileges: "
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.. table.concat(missing_privs, ", ") .. ")")
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end
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return true -- Handled chat message
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end)
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if core.setting_getbool("profiler.load") then
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-- Run after register_chatcommand and its register_on_chat_message
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-- Before any chattcommands that should be profiled
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profiler.init_chatcommand()
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end
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-- Parses a "range" string in the format of "here (number)" or
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-- "(x1, y1, z1) (x2, y2, z2)", returning two position vectors
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local function parse_range_str(player_name, str)
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local p1, p2
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local args = str:split(" ")
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if args[1] == "here" then
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p1, p2 = core.get_player_radius_area(player_name, tonumber(args[2]))
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if p1 == nil then
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return false, "Unable to get player " .. player_name .. " position"
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end
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else
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p1, p2 = core.string_to_area(str)
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if p1 == nil then
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return false, "Incorrect area format. Expected: (x1,y1,z1) (x2,y2,z2)"
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end
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end
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return p1, p2
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end
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--
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-- Chat commands
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--
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core.register_chatcommand("me", {
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params = "<action>",
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description = "Display chat action (e.g., '/me orders a pizza' displays"
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.. " '<player name> orders a pizza')",
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privs = {shout=true},
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func = function(name, param)
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core.chat_send_all("* " .. name .. " " .. param)
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end,
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})
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core.register_chatcommand("admin", {
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description = "Show the name of the server owner",
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func = function(name)
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local admin = minetest.setting_get("name")
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if admin then
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return true, "The administrator of this server is "..admin.."."
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else
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return false, "There's no administrator named in the config file."
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end
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end,
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})
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core.register_chatcommand("help", {
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privs = {},
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params = "[all/privs/<cmd>]",
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description = "Get help for commands or list privileges",
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func = function(name, param)
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local function format_help_line(cmd, def)
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local msg = core.colorize("#00ffff", "/"..cmd)
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if def.params and def.params ~= "" then
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msg = msg .. " " .. def.params
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end
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if def.description and def.description ~= "" then
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msg = msg .. ": " .. def.description
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end
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return msg
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end
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if param == "" then
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local msg = ""
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local cmds = {}
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for cmd, def in pairs(core.registered_chatcommands) do
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if core.check_player_privs(name, def.privs) then
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cmds[#cmds + 1] = cmd
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end
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end
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table.sort(cmds)
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return true, "Available commands: " .. table.concat(cmds, " ") .. "\n"
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.. "Use '/help <cmd>' to get more information,"
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.. " or '/help all' to list everything."
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elseif param == "all" then
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local cmds = {}
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for cmd, def in pairs(core.registered_chatcommands) do
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if core.check_player_privs(name, def.privs) then
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cmds[#cmds + 1] = format_help_line(cmd, def)
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end
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end
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table.sort(cmds)
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return true, "Available commands:\n"..table.concat(cmds, "\n")
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elseif param == "privs" then
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local privs = {}
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for priv, def in pairs(core.registered_privileges) do
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privs[#privs + 1] = priv .. ": " .. def.description
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end
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table.sort(privs)
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return true, "Available privileges:\n"..table.concat(privs, "\n")
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else
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local cmd = param
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local def = core.registered_chatcommands[cmd]
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if not def then
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return false, "Command not available: "..cmd
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else
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return true, format_help_line(cmd, def)
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end
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end
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end,
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})
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core.register_chatcommand("privs", {
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params = "<name>",
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description = "Print privileges of player",
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func = function(caller, param)
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param = param:trim()
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local name = (param ~= "" and param or caller)
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return true, "Privileges of " .. name .. ": "
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.. core.privs_to_string(
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core.get_player_privs(name), ' ')
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end,
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})
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local function handle_grant_command(caller, grantname, grantprivstr)
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local caller_privs = minetest.get_player_privs(caller)
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if not (caller_privs.privs or caller_privs.basic_privs) then
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return false, "Your privileges are insufficient."
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end
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if not core.get_auth_handler().get_auth(grantname) then
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return false, "Player " .. grantname .. " does not exist."
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end
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local grantprivs = core.string_to_privs(grantprivstr)
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if grantprivstr == "all" then
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grantprivs = core.registered_privileges
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end
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local privs = core.get_player_privs(grantname)
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local privs_unknown = ""
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local basic_privs =
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core.string_to_privs(core.setting_get("basic_privs") or "interact,shout")
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for priv, _ in pairs(grantprivs) do
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if not basic_privs[priv] and not caller_privs.privs then
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return false, "Your privileges are insufficient."
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end
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if not core.registered_privileges[priv] then
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privs_unknown = privs_unknown .. "Unknown privilege: " .. priv .. "\n"
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end
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privs[priv] = true
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end
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if privs_unknown ~= "" then
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return false, privs_unknown
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end
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core.set_player_privs(grantname, privs)
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core.log("action", caller..' granted ('..core.privs_to_string(grantprivs, ', ')..') privileges to '..grantname)
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if grantname ~= caller then
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core.chat_send_player(grantname, caller
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.. " granted you privileges: "
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.. core.privs_to_string(grantprivs, ' '))
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end
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return true, "Privileges of " .. grantname .. ": "
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.. core.privs_to_string(
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core.get_player_privs(grantname), ' ')
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end
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core.register_chatcommand("grant", {
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params = "<name> <privilege>|all",
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description = "Give privilege to player",
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func = function(name, param)
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local grantname, grantprivstr = string.match(param, "([^ ]+) (.+)")
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if not grantname or not grantprivstr then
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return false, "Invalid parameters (see /help grant)"
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end
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return handle_grant_command(name, grantname, grantprivstr)
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end,
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})
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core.register_chatcommand("grantme", {
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params = "<privilege>|all",
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description = "Grant privileges to yourself",
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func = function(name, param)
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if param == "" then
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return false, "Invalid parameters (see /help grantme)"
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end
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return handle_grant_command(name, name, param)
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end,
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})
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core.register_chatcommand("revoke", {
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params = "<name> <privilege>|all",
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description = "Remove privilege from player",
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privs = {},
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func = function(name, param)
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if not core.check_player_privs(name, {privs=true}) and
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not core.check_player_privs(name, {basic_privs=true}) then
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return false, "Your privileges are insufficient."
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end
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local revoke_name, revoke_priv_str = string.match(param, "([^ ]+) (.+)")
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if not revoke_name or not revoke_priv_str then
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return false, "Invalid parameters (see /help revoke)"
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elseif not core.get_auth_handler().get_auth(revoke_name) then
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return false, "Player " .. revoke_name .. " does not exist."
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end
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local revoke_privs = core.string_to_privs(revoke_priv_str)
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local privs = core.get_player_privs(revoke_name)
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local basic_privs =
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core.string_to_privs(core.setting_get("basic_privs") or "interact,shout")
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for priv, _ in pairs(revoke_privs) do
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if not basic_privs[priv] and
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not core.check_player_privs(name, {privs=true}) then
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return false, "Your privileges are insufficient."
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end
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end
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if revoke_priv_str == "all" then
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privs = {}
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else
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for priv, _ in pairs(revoke_privs) do
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privs[priv] = nil
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end
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end
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core.set_player_privs(revoke_name, privs)
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core.log("action", name..' revoked ('
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..core.privs_to_string(revoke_privs, ', ')
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..') privileges from '..revoke_name)
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if revoke_name ~= name then
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core.chat_send_player(revoke_name, name
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.. " revoked privileges from you: "
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.. core.privs_to_string(revoke_privs, ' '))
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end
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return true, "Privileges of " .. revoke_name .. ": "
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.. core.privs_to_string(
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core.get_player_privs(revoke_name), ' ')
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end,
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})
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core.register_chatcommand("setpassword", {
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params = "<name> <password>",
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description = "Set player's password",
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privs = {password=true},
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func = function(name, param)
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local toname, raw_password = string.match(param, "^([^ ]+) +(.+)$")
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if not toname then
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toname = param:match("^([^ ]+) *$")
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raw_password = nil
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end
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if not toname then
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return false, "Name field required"
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end
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local act_str_past = "?"
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local act_str_pres = "?"
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if not raw_password then
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core.set_player_password(toname, "")
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act_str_past = "cleared"
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act_str_pres = "clears"
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else
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core.set_player_password(toname,
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core.get_password_hash(toname,
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raw_password))
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act_str_past = "set"
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act_str_pres = "sets"
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end
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if toname ~= name then
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core.chat_send_player(toname, "Your password was "
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.. act_str_past .. " by " .. name)
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end
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core.log("action", name .. " " .. act_str_pres
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.. " password of " .. toname .. ".")
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return true, "Password of player \"" .. toname .. "\" " .. act_str_past
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end,
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})
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core.register_chatcommand("clearpassword", {
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params = "<name>",
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description = "Set empty password",
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privs = {password=true},
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func = function(name, param)
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local toname = param
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if toname == "" then
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return false, "Name field required"
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end
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core.set_player_password(toname, '')
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core.log("action", name .. " clears password of " .. toname .. ".")
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return true, "Password of player \"" .. toname .. "\" cleared"
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end,
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})
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core.register_chatcommand("auth_reload", {
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params = "",
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description = "Reload authentication data",
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privs = {server=true},
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func = function(name, param)
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local done = core.auth_reload()
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return done, (done and "Done." or "Failed.")
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end,
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})
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core.register_chatcommand("teleport", {
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params = "<X>,<Y>,<Z> | <to_name> | <name> <X>,<Y>,<Z> | <name> <to_name>",
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description = "Teleport to player or position",
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privs = {teleport=true},
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func = function(name, param)
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-- Returns (pos, true) if found, otherwise (pos, false)
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local function find_free_position_near(pos)
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local tries = {
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{x=1,y=0,z=0},
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{x=-1,y=0,z=0},
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{x=0,y=0,z=1},
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{x=0,y=0,z=-1},
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}
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for _, d in ipairs(tries) do
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local p = {x = pos.x+d.x, y = pos.y+d.y, z = pos.z+d.z}
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local n = core.get_node_or_nil(p)
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if n and n.name then
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local def = core.registered_nodes[n.name]
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if def and not def.walkable then
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return p, true
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end
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end
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end
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return pos, false
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end
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local teleportee = nil
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local p = {}
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p.x, p.y, p.z = string.match(param, "^([%d.-]+)[, ] *([%d.-]+)[, ] *([%d.-]+)$")
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p.x = tonumber(p.x)
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p.y = tonumber(p.y)
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p.z = tonumber(p.z)
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if p.x and p.y and p.z then
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local lm = tonumber(minetest.setting_get("map_generation_limit") or 31000)
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if p.x < -lm or p.x > lm or p.y < -lm or p.y > lm or p.z < -lm or p.z > lm then
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return false, "Cannot teleport out of map bounds!"
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end
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teleportee = core.get_player_by_name(name)
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if teleportee then
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teleportee:setpos(p)
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return true, "Teleporting to "..core.pos_to_string(p)
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end
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end
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local teleportee = nil
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local p = nil
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local target_name = nil
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target_name = param:match("^([^ ]+)$")
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teleportee = core.get_player_by_name(name)
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if target_name then
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local target = core.get_player_by_name(target_name)
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if target then
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p = target:getpos()
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end
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end
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if teleportee and p then
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p = find_free_position_near(p)
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teleportee:setpos(p)
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return true, "Teleporting to " .. target_name
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.. " at "..core.pos_to_string(p)
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end
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if not core.check_player_privs(name, {bring=true}) then
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return false, "You don't have permission to teleport other players (missing bring privilege)"
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end
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local teleportee = nil
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local p = {}
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local teleportee_name = nil
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teleportee_name, p.x, p.y, p.z = param:match(
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"^([^ ]+) +([%d.-]+)[, ] *([%d.-]+)[, ] *([%d.-]+)$")
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p.x, p.y, p.z = tonumber(p.x), tonumber(p.y), tonumber(p.z)
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if teleportee_name then
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teleportee = core.get_player_by_name(teleportee_name)
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end
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if teleportee and p.x and p.y and p.z then
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teleportee:setpos(p)
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return true, "Teleporting " .. teleportee_name
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.. " to " .. core.pos_to_string(p)
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end
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local teleportee = nil
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local p = nil
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local teleportee_name = nil
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local target_name = nil
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teleportee_name, target_name = string.match(param, "^([^ ]+) +([^ ]+)$")
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if teleportee_name then
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teleportee = core.get_player_by_name(teleportee_name)
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end
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if target_name then
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local target = core.get_player_by_name(target_name)
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if target then
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p = target:getpos()
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end
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end
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if teleportee and p then
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p = find_free_position_near(p)
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teleportee:setpos(p)
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return true, "Teleporting " .. teleportee_name
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.. " to " .. target_name
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.. " at " .. core.pos_to_string(p)
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end
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return false, 'Invalid parameters ("' .. param
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.. '") or player not found (see /help teleport)'
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end,
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})
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core.register_chatcommand("set", {
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params = "[-n] <name> <value> | <name>",
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description = "Set or read server configuration setting",
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privs = {server=true},
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func = function(name, param)
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local arg, setname, setvalue = string.match(param, "(-[n]) ([^ ]+) (.+)")
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if arg and arg == "-n" and setname and setvalue then
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core.setting_set(setname, setvalue)
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return true, setname .. " = " .. setvalue
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end
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local setname, setvalue = string.match(param, "([^ ]+) (.+)")
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if setname and setvalue then
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if not core.setting_get(setname) then
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return false, "Failed. Use '/set -n <name> <value>' to create a new setting."
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end
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core.setting_set(setname, setvalue)
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return true, setname .. " = " .. setvalue
|
|
end
|
|
local setname = string.match(param, "([^ ]+)")
|
|
if setname then
|
|
local setvalue = core.setting_get(setname)
|
|
if not setvalue then
|
|
setvalue = "<not set>"
|
|
end
|
|
return true, setname .. " = " .. setvalue
|
|
end
|
|
return false, "Invalid parameters (see /help set)."
|
|
end,
|
|
})
|
|
|
|
local function emergeblocks_callback(pos, action, num_calls_remaining, ctx)
|
|
if ctx.total_blocks == 0 then
|
|
ctx.total_blocks = num_calls_remaining + 1
|
|
ctx.current_blocks = 0
|
|
end
|
|
ctx.current_blocks = ctx.current_blocks + 1
|
|
|
|
if ctx.current_blocks == ctx.total_blocks then
|
|
core.chat_send_player(ctx.requestor_name,
|
|
string.format("Finished emerging %d blocks in %.2fms.",
|
|
ctx.total_blocks, (os.clock() - ctx.start_time) * 1000))
|
|
end
|
|
end
|
|
|
|
local function emergeblocks_progress_update(ctx)
|
|
if ctx.current_blocks ~= ctx.total_blocks then
|
|
core.chat_send_player(ctx.requestor_name,
|
|
string.format("emergeblocks update: %d/%d blocks emerged (%.1f%%)",
|
|
ctx.current_blocks, ctx.total_blocks,
|
|
(ctx.current_blocks / ctx.total_blocks) * 100))
|
|
|
|
core.after(2, emergeblocks_progress_update, ctx)
|
|
end
|
|
end
|
|
|
|
core.register_chatcommand("emergeblocks", {
|
|
params = "(here [radius]) | (<pos1> <pos2>)",
|
|
description = "Load (or, if nonexistent, generate) map blocks "
|
|
.. "contained in area pos1 to pos2",
|
|
privs = {server=true},
|
|
func = function(name, param)
|
|
local p1, p2 = parse_range_str(name, param)
|
|
if p1 == false then
|
|
return false, p2
|
|
end
|
|
|
|
local context = {
|
|
current_blocks = 0,
|
|
total_blocks = 0,
|
|
start_time = os.clock(),
|
|
requestor_name = name
|
|
}
|
|
|
|
core.emerge_area(p1, p2, emergeblocks_callback, context)
|
|
core.after(2, emergeblocks_progress_update, context)
|
|
|
|
return true, "Started emerge of area ranging from " ..
|
|
core.pos_to_string(p1, 1) .. " to " .. core.pos_to_string(p2, 1)
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("deleteblocks", {
|
|
params = "(here [radius]) | (<pos1> <pos2>)",
|
|
description = "Delete map blocks contained in area pos1 to pos2",
|
|
privs = {server=true},
|
|
func = function(name, param)
|
|
local p1, p2 = parse_range_str(name, param)
|
|
if p1 == false then
|
|
return false, p2
|
|
end
|
|
|
|
if core.delete_area(p1, p2) then
|
|
return true, "Successfully cleared area ranging from " ..
|
|
core.pos_to_string(p1, 1) .. " to " .. core.pos_to_string(p2, 1)
|
|
else
|
|
return false, "Failed to clear one or more blocks in area"
|
|
end
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("mods", {
|
|
params = "",
|
|
description = "List mods installed on the server",
|
|
privs = {},
|
|
func = function(name, param)
|
|
return true, table.concat(core.get_modnames(), ", ")
|
|
end,
|
|
})
|
|
|
|
local function handle_give_command(cmd, giver, receiver, stackstring)
|
|
core.log("action", giver .. " invoked " .. cmd
|
|
.. ', stackstring="' .. stackstring .. '"')
|
|
local itemstack = ItemStack(stackstring)
|
|
if itemstack:is_empty() then
|
|
return false, "Cannot give an empty item"
|
|
elseif not itemstack:is_known() then
|
|
return false, "Cannot give an unknown item"
|
|
end
|
|
local receiverref = core.get_player_by_name(receiver)
|
|
if receiverref == nil then
|
|
return false, receiver .. " is not a known player"
|
|
end
|
|
local leftover = receiverref:get_inventory():add_item("main", itemstack)
|
|
local partiality
|
|
if leftover:is_empty() then
|
|
partiality = ""
|
|
elseif leftover:get_count() == itemstack:get_count() then
|
|
partiality = "could not be "
|
|
else
|
|
partiality = "partially "
|
|
end
|
|
-- The actual item stack string may be different from what the "giver"
|
|
-- entered (e.g. big numbers are always interpreted as 2^16-1).
|
|
stackstring = itemstack:to_string()
|
|
if giver == receiver then
|
|
return true, ("%q %sadded to inventory.")
|
|
:format(stackstring, partiality)
|
|
else
|
|
core.chat_send_player(receiver, ("%q %sadded to inventory.")
|
|
:format(stackstring, partiality))
|
|
return true, ("%q %sadded to %s's inventory.")
|
|
:format(stackstring, partiality, receiver)
|
|
end
|
|
end
|
|
|
|
core.register_chatcommand("give", {
|
|
params = "<name> <ItemString>",
|
|
description = "Give item to player",
|
|
privs = {give=true},
|
|
func = function(name, param)
|
|
local toname, itemstring = string.match(param, "^([^ ]+) +(.+)$")
|
|
if not toname or not itemstring then
|
|
return false, "Name and ItemString required"
|
|
end
|
|
return handle_give_command("/give", name, toname, itemstring)
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("giveme", {
|
|
params = "<ItemString>",
|
|
description = "Give item to yourself",
|
|
privs = {give=true},
|
|
func = function(name, param)
|
|
local itemstring = string.match(param, "(.+)$")
|
|
if not itemstring then
|
|
return false, "ItemString required"
|
|
end
|
|
return handle_give_command("/giveme", name, name, itemstring)
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("spawnentity", {
|
|
params = "<EntityName> [<X>,<Y>,<Z>]",
|
|
description = "Spawn entity at given (or your) position",
|
|
privs = {give=true, interact=true},
|
|
func = function(name, param)
|
|
local entityname, p = string.match(param, "^([^ ]+) *(.*)$")
|
|
if not entityname then
|
|
return false, "EntityName required"
|
|
end
|
|
core.log("action", ("%s invokes /spawnentity, entityname=%q")
|
|
:format(name, entityname))
|
|
local player = core.get_player_by_name(name)
|
|
if player == nil then
|
|
core.log("error", "Unable to spawn entity, player is nil")
|
|
return false, "Unable to spawn entity, player is nil"
|
|
end
|
|
if p == "" then
|
|
p = player:getpos()
|
|
else
|
|
p = core.string_to_pos(p)
|
|
if p == nil then
|
|
return false, "Invalid parameters ('" .. param .. "')"
|
|
end
|
|
end
|
|
p.y = p.y + 1
|
|
core.add_entity(p, entityname)
|
|
return true, ("%q spawned."):format(entityname)
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("pulverize", {
|
|
params = "",
|
|
description = "Destroy item in hand",
|
|
func = function(name, param)
|
|
local player = core.get_player_by_name(name)
|
|
if not player then
|
|
core.log("error", "Unable to pulverize, no player.")
|
|
return false, "Unable to pulverize, no player."
|
|
end
|
|
if player:get_wielded_item():is_empty() then
|
|
return false, "Unable to pulverize, no item in hand."
|
|
end
|
|
player:set_wielded_item(nil)
|
|
return true, "An item was pulverized."
|
|
end,
|
|
})
|
|
|
|
-- Key = player name
|
|
core.rollback_punch_callbacks = {}
|
|
|
|
core.register_on_punchnode(function(pos, node, puncher)
|
|
local name = puncher:get_player_name()
|
|
if core.rollback_punch_callbacks[name] then
|
|
core.rollback_punch_callbacks[name](pos, node, puncher)
|
|
core.rollback_punch_callbacks[name] = nil
|
|
end
|
|
end)
|
|
|
|
core.register_chatcommand("rollback_check", {
|
|
params = "[<range>] [<seconds>] [limit]",
|
|
description = "Check who last touched a node or a node near it"
|
|
.. " within the time specified by <seconds>. Default: range = 0,"
|
|
.. " seconds = 86400 = 24h, limit = 5",
|
|
privs = {rollback=true},
|
|
func = function(name, param)
|
|
if not core.setting_getbool("enable_rollback_recording") then
|
|
return false, "Rollback functions are disabled."
|
|
end
|
|
local range, seconds, limit =
|
|
param:match("(%d+) *(%d*) *(%d*)")
|
|
range = tonumber(range) or 0
|
|
seconds = tonumber(seconds) or 86400
|
|
limit = tonumber(limit) or 5
|
|
if limit > 100 then
|
|
return false, "That limit is too high!"
|
|
end
|
|
|
|
core.rollback_punch_callbacks[name] = function(pos, node, puncher)
|
|
local name = puncher:get_player_name()
|
|
core.chat_send_player(name, "Checking " .. core.pos_to_string(pos) .. "...")
|
|
local actions = core.rollback_get_node_actions(pos, range, seconds, limit)
|
|
if not actions then
|
|
core.chat_send_player(name, "Rollback functions are disabled")
|
|
return
|
|
end
|
|
local num_actions = #actions
|
|
if num_actions == 0 then
|
|
core.chat_send_player(name, "Nobody has touched"
|
|
.. " the specified location in "
|
|
.. seconds .. " seconds")
|
|
return
|
|
end
|
|
local time = os.time()
|
|
for i = num_actions, 1, -1 do
|
|
local action = actions[i]
|
|
core.chat_send_player(name,
|
|
("%s %s %s -> %s %d seconds ago.")
|
|
:format(
|
|
core.pos_to_string(action.pos),
|
|
action.actor,
|
|
action.oldnode.name,
|
|
action.newnode.name,
|
|
time - action.time))
|
|
end
|
|
end
|
|
|
|
return true, "Punch a node (range=" .. range .. ", seconds="
|
|
.. seconds .. "s, limit=" .. limit .. ")"
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("rollback", {
|
|
params = "<player name> [<seconds>] | :<actor> [<seconds>]",
|
|
description = "Revert actions of a player. Default for <seconds> is 60",
|
|
privs = {rollback=true},
|
|
func = function(name, param)
|
|
if not core.setting_getbool("enable_rollback_recording") then
|
|
return false, "Rollback functions are disabled."
|
|
end
|
|
local target_name, seconds = string.match(param, ":([^ ]+) *(%d*)")
|
|
if not target_name then
|
|
local player_name = nil
|
|
player_name, seconds = string.match(param, "([^ ]+) *(%d*)")
|
|
if not player_name then
|
|
return false, "Invalid parameters. See /help rollback"
|
|
.. " and /help rollback_check."
|
|
end
|
|
target_name = "player:"..player_name
|
|
end
|
|
seconds = tonumber(seconds) or 60
|
|
core.chat_send_player(name, "Reverting actions of "
|
|
.. target_name .. " since "
|
|
.. seconds .. " seconds.")
|
|
local success, log = core.rollback_revert_actions_by(
|
|
target_name, seconds)
|
|
local response = ""
|
|
if #log > 100 then
|
|
response = "(log is too long to show)\n"
|
|
else
|
|
for _, line in pairs(log) do
|
|
response = response .. line .. "\n"
|
|
end
|
|
end
|
|
response = response .. "Reverting actions "
|
|
.. (success and "succeeded." or "FAILED.")
|
|
return success, response
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("status", {
|
|
description = "Print server status",
|
|
func = function(name, param)
|
|
return true, core.get_server_status()
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("time", {
|
|
params = "<0..23>:<0..59> | <0..24000>",
|
|
description = "Set time of day",
|
|
privs = {},
|
|
func = function(name, param)
|
|
if param == "" then
|
|
local current_time = math.floor(core.get_timeofday() * 1440)
|
|
local minutes = current_time % 60
|
|
local hour = (current_time - minutes) / 60
|
|
return true, ("Current time is %d:%02d"):format(hour, minutes)
|
|
end
|
|
local player_privs = core.get_player_privs(name)
|
|
if not player_privs.settime then
|
|
return false, "You don't have permission to run this command " ..
|
|
"(missing privilege: settime)."
|
|
end
|
|
local hour, minute = param:match("^(%d+):(%d+)$")
|
|
if not hour then
|
|
local new_time = tonumber(param)
|
|
if not new_time then
|
|
return false, "Invalid time."
|
|
end
|
|
-- Backward compatibility.
|
|
core.set_timeofday((new_time % 24000) / 24000)
|
|
core.log("action", name .. " sets time to " .. new_time)
|
|
return true, "Time of day changed."
|
|
end
|
|
hour = tonumber(hour)
|
|
minute = tonumber(minute)
|
|
if hour < 0 or hour > 23 then
|
|
return false, "Invalid hour (must be between 0 and 23 inclusive)."
|
|
elseif minute < 0 or minute > 59 then
|
|
return false, "Invalid minute (must be between 0 and 59 inclusive)."
|
|
end
|
|
core.set_timeofday((hour * 60 + minute) / 1440)
|
|
core.log("action", ("%s sets time to %d:%02d"):format(name, hour, minute))
|
|
return true, "Time of day changed."
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("days", {
|
|
description = "Display day count",
|
|
func = function(name, param)
|
|
return true, "Current day is " .. core.get_day_count()
|
|
end
|
|
})
|
|
|
|
core.register_chatcommand("shutdown", {
|
|
description = "Shutdown server",
|
|
privs = {server=true},
|
|
func = function(name, param)
|
|
core.log("action", name .. " shuts down server")
|
|
core.request_shutdown()
|
|
core.chat_send_all("*** Server shutting down (operator request).")
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("ban", {
|
|
params = "<name>",
|
|
description = "Ban IP of player",
|
|
privs = {ban=true},
|
|
func = function(name, param)
|
|
if param == "" then
|
|
return true, "Ban list: " .. core.get_ban_list()
|
|
end
|
|
if not core.get_player_by_name(param) then
|
|
return false, "No such player."
|
|
end
|
|
if not core.ban_player(param) then
|
|
return false, "Failed to ban player."
|
|
end
|
|
local desc = core.get_ban_description(param)
|
|
core.log("action", name .. " bans " .. desc .. ".")
|
|
return true, "Banned " .. desc .. "."
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("unban", {
|
|
params = "<name/ip>",
|
|
description = "Remove IP ban",
|
|
privs = {ban=true},
|
|
func = function(name, param)
|
|
if not core.unban_player_or_ip(param) then
|
|
return false, "Failed to unban player/IP."
|
|
end
|
|
core.log("action", name .. " unbans " .. param)
|
|
return true, "Unbanned " .. param
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("kick", {
|
|
params = "<name> [reason]",
|
|
description = "Kick a player",
|
|
privs = {kick=true},
|
|
func = function(name, param)
|
|
local tokick, reason = param:match("([^ ]+) (.+)")
|
|
tokick = tokick or param
|
|
if not core.kick_player(tokick, reason) then
|
|
return false, "Failed to kick player " .. tokick
|
|
end
|
|
local log_reason = ""
|
|
if reason then
|
|
log_reason = " with reason \"" .. reason .. "\""
|
|
end
|
|
core.log("action", name .. " kicks " .. tokick .. log_reason)
|
|
return true, "Kicked " .. tokick
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("clearobjects", {
|
|
params = "[full|quick]",
|
|
description = "Clear all objects in world",
|
|
privs = {server=true},
|
|
func = function(name, param)
|
|
local options = {}
|
|
if param == "" or param == "full" then
|
|
options.mode = "full"
|
|
elseif param == "quick" then
|
|
options.mode = "quick"
|
|
else
|
|
return false, "Invalid usage, see /help clearobjects."
|
|
end
|
|
|
|
core.log("action", name .. " clears all objects ("
|
|
.. options.mode .. " mode).")
|
|
core.chat_send_all("Clearing all objects. This may take long."
|
|
.. " You may experience a timeout. (by "
|
|
.. name .. ")")
|
|
core.clear_objects(options)
|
|
core.log("action", "Object clearing done.")
|
|
core.chat_send_all("*** Cleared all objects.")
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("msg", {
|
|
params = "<name> <message>",
|
|
description = "Send a private message",
|
|
privs = {shout=true},
|
|
func = function(name, param)
|
|
local sendto, message = param:match("^(%S+)%s(.+)$")
|
|
if not sendto then
|
|
return false, "Invalid usage, see /help msg."
|
|
end
|
|
if not core.get_player_by_name(sendto) then
|
|
return false, "The player " .. sendto
|
|
.. " is not online."
|
|
end
|
|
core.log("action", "PM from " .. name .. " to " .. sendto
|
|
.. ": " .. message)
|
|
core.chat_send_player(sendto, "PM from " .. name .. ": "
|
|
.. message)
|
|
return true, "Message sent."
|
|
end,
|
|
})
|
|
|
|
core.register_chatcommand("last-login", {
|
|
params = "[name]",
|
|
description = "Get the last login time of a player",
|
|
func = function(name, param)
|
|
if param == "" then
|
|
param = name
|
|
end
|
|
local pauth = core.get_auth_handler().get_auth(param)
|
|
if pauth and pauth.last_login then
|
|
-- Time in UTC, ISO 8601 format
|
|
return true, "Last login time was " ..
|
|
os.date("!%Y-%m-%dT%H:%M:%SZ", pauth.last_login)
|
|
end
|
|
return false, "Last login time is unknown"
|
|
end,
|
|
})
|