index : minetest.git	gpcf lifo-fixes release
	modified minetest for gpcfs purposes	gpcf

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path: root/textures/base/pack/dirt_bg.png

blob: 7cb9c89a637584b4e53c82a7c6eb1ec7109befae (plain)

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generated by cgit v1.2.3 (git 2.39.1) at 2025-02-22 22:22:19 +0000

-- Minetest: builtin/chatcommands.lua

--
-- Chat command handler
--

core.chatcommands = {}
function core.register_chatcommand(cmd, def)
	def = def or {}
	def.params = def.params or ""
	def.description = def.description or ""
	def.privs = def.privs or {}
	core.chatcommands[cmd] = def
end

if core.setting_getbool("mod_profiling") then
	local tracefct = profiling_print_log
	profiling_print_log = nil
	core.register_chatcommand("save_mod_profile",
			{
				params      = "",
				description = "save mod profiling data to logfile " ..
						"(depends on default loglevel)",
				func        = tracefct,
				privs       = { server=true }
			})
end

core.register_on_chat_message(function(name, message)
	local cmd, param = string.match(message, "^/([^ ]+) *(.*)")
	if not param then
		param = ""
	end
	local cmd_def = core.chatcommands[cmd]
	if not cmd_def then
		return false
	end
	local has_privs, missing_privs = core.check_player_privs(name, cmd_def.privs)
	if has_privs then
		local success, message = cmd_def.func(name, param)
		if message then
			core.chat_send_player(name, message)
		end
	else
		core.chat_send_player(name, "You don't have permission"
				.. " to run this command (missing privileges: "
				.. table.concat(missing_privs, ", ") .. ")")
	end
	return true  -- Handled chat message
end)

--
-- Chat commands
--
core.register_chatcommand("me", {
	params = "<action>",
	description = "chat action (eg. /me orders a pizza)",
	privs = {shout=true},
	func = function(name, param)
		core.chat_send_all("* " .. name .. " " .. param)
	end,
})

core.register_chatcommand("help", {
	privs = {},
	params = "[all/privs/<cmd>]",
	description = "Get help for commands or list privileges",
	func = function(name, param)
		local function format_help_line(cmd, def)
			local msg = "/"..cmd
			if def.params and def.params ~= "" then
				msg = msg .. " " .. def.params
			end
			if def.description and def.description ~= "" then
				msg = msg .. ": " .. def.description
			end
			return msg
		end
		if param == "" then
			local msg = ""
			local cmds = {}
			for cmd, def in pairs(core.chatcommands) do
				if core.check_player_privs(name, def.privs) then
					table.insert(cmds, cmd)
				end
			end
			table.sort(cmds)
			return true, "Available commands: " .. table.concat(cmds, " ") .. "\n"
					.. "Use '/help <cmd>' to get more information,"
					.. " or '/help all' to list everything."
		elseif param == "all" then
			local cmds = {}
			for cmd, def in pairs(core.chatcommands) do
				if core.check_player_privs(name, def.privs) then
					table.insert(cmds, format_help_line(cmd, def))
				end
			end
			table.sort(cmds)
			return true, "Available commands:\n"..table.concat(cmds, "\n")
		elseif param == "privs" then
			local privs = {}
			for priv, def in pairs(core.registered_privileges) do
				table.insert(privs, priv .. ": " .. def.description)
			end
			table.sort(privs)
			return true, "Available privileges:\n"..table.concat(privs, "\n")
		else
			local cmd = param
			local def = core.chatcommands[cmd]
			if not def then
				return false, "Command not available: "..cmd
			else
				return true, format_help_line(cmd, def)
			end
		end
	end,
})

core.register_chatcommand("privs", {
	params = "<name>",
	description = "print out privileges of player",
	func = function(name, param)
		param = (param ~= "" and param or name)
		return true, "Privileges of " .. param .. ": "
			.. core.privs_to_string(
				core.get_player_privs(param), ' ')
	end,
})
core.register_chatcommand("grant", {
	params = "<name> <privilege>|all",
	description = "Give privilege to player",
	func = function(name, param)
		if not core.check_player_privs(name, {privs=true}) and
				not core.check_player_privs(name, {basic_privs=true}) then
			return false, "Your privileges are insufficient."
		end
		local grantname, grantprivstr = string.match(param, "([^ ]+) (.+)")
		if not grantname or not grantprivstr then
			return false, "Invalid parameters (see /help grant)"
		elseif not core.auth_table[grantname] then
			return false, "Player " .. grantname .. " does not exist."
		end
		local grantprivs = core.string_to_privs(grantprivstr)
		if grantprivstr == "all" then
			grantprivs = core.registered_privileges
		end
		local privs = core.get_player_privs(grantname)
		local privs_unknown = ""
		for priv, _ in pairs(grantprivs) do
			if priv ~= "interact" and priv ~= "shout" and
					not core.check_player_privs(name, {privs=true}) then
				return false, "Your privileges are insufficient."
			end
			if not core.registered_privileges[priv] then
				privs_unknown = privs_unknown .. "Unknown privilege: " .. priv .. "\n"
			end
			privs[priv] = true
		end
		if privs_unknown ~= "" then
			return false, privs_unknown
		end
		core.set_player_privs(grantname, privs)
		core.log("action", name..' granted ('..core.privs_to_string(grantprivs, ', ')..') privileges to '..grantname)
		if grantname ~= name then
			core.chat_send_player(grantname, name
					.. " granted you privileges: "
					.. core.privs_to_string(grantprivs, ' '))
		end
		return true, "Privileges of " .. grantname .. ": "
			.. core.privs_to_string(
				core.get_player_privs(grantname), ' ')
	end,
})
core.register_chatcommand("revoke", {
	params = "<name> <privilege>|all",
	description = "Remove privilege from player",
	privs = {},
	func = function(name, param)
		if not core.check_player_privs(name, {privs=true}) and
				not core.check_player_privs(name, {basic_privs=true}) then
			return false, "Your privileges are insufficient."
		end
		local revoke_name, revoke_priv_str = string.match(param, "([^ ]+) (.+)")
		if not revoke_name or not revoke_priv_str then
			return false, "Invalid parameters (see /help revoke)"
		elseif not core.auth_table[revoke_name] then
			return false, "Player " .. revoke_name .. " does not exist."
		end
		local revoke_privs = core.string_to_privs(revoke_priv_str)
		local privs = core.get_player_privs(revoke_name)
		for priv, _ in pairs(revoke_privs) do
			if priv ~= "interact" and priv ~= "shout" and priv ~= "interact_extra" and
					not core.check_player_privs(name, {privs=true}) then
				return false, "Your privileges are insufficient."
			end
		end
		if revoke_priv_str == "all" then
			privs = {}
		else
			for priv, _ in pairs(revoke_privs) do
				privs[priv] = nil
			end
		end
		core.set_player_privs(revoke_name, privs)
		core.log("action", name..' revoked ('
				..core.privs_to_string(revoke_privs, ', ')
				..') privileges from '..revoke_name)
		if revoke_name ~= name then
			core.chat_send_player(revoke_name, name
					.. " revoked privileges from you: "
					.. core.privs_to_string(revoke_privs, ' '))
		end
		return true, "Privileges of " .. revoke_name .. ": "
			.. core.privs_to_string(
				core.get_player_privs(revoke_name), ' ')
	end,
})

core.register_chatcommand("setpassword", {
	params = "<name> <password>",
	description = "set given password",
	privs = {password=true},
	func = function(name, param)
		local toname, raw_password = string.match(param, "^([^ ]+) +(.+)$")
		if not toname then
			toname = param:match("^([^ ]+) *$")
			raw_password = nil
		end
		if not toname then
			return false, "Name field required"
		end
		local actstr = "?"
		if not raw_password then
			core.set_player_password(toname, "")
			actstr = "cleared"
		else
			core.set_player_password(toname,
					core.get_password_hash(toname,
							raw_password))
			actstr = "set"
		end
		if toname ~= name then
			core.chat_send_player(toname, "Your password was "
					.. actstr .. " by " .. name)
		end
		return true, "Password of player \"" .. toname .. "\" " .. actstr
	end,
})

core.register_chatcommand("clearpassword", {
	params = "<name>",
	description = "set empty password",
	privs = {password=true},
	func = function(name, param)
		local toname = param
		if toname == "" then
			return false, "Name field required"
		end
		core.set_player_password(toname, '')
		return true, "Password of player \"" .. toname .. "\" cleared"
	end,
})

core.register_chatcommand("auth_reload", {
	params = "",
	description = "reload authentication data",
	privs = {server=true},
	func = function(name, param)
		local done = core.auth_reload()
		return done, (done and "Done." or "Failed.")
	end,
})

core.register_chatcommand("teleport", {
	params = "<X>,<Y>,<Z> | <to_name> | <name> <X>,<Y>,<Z> | <name> <to_name>",
	description = "teleport to given position",
	privs = {teleport=true},
	func = function(name, param)
		-- Returns (pos, true) if found, otherwise (pos, false)
		local function find_free_position_near(pos)
			local tries = {
				{x=1,y=0,z=0},
				{x=-1,y=0,z=0},
				{x=0,y=0,z=1},
				{x=0,y=0,z=-1},
			}
			for _, d in ipairs(tries) do
				local p = {x = pos.x+d.x, y = pos.y+d.y, z = pos.z+d.z}
				local n = core.get_node_or_nil(p)
				if n and n.name then
					local def = core.registered_nodes[n.name]
					if def and not def.walkable then
						return p, true
					end
				end
			end
			return pos, false
		end

		local teleportee = nil
		local p = {}
		p.x, p.y, p.z = string.match(param, "^([%d.-]+)[, ] *([%d.-]+)[, ] *([%d.-]+)$")
		p.x = tonumber(p.x)
		p.y = tonumber(p.y)
		p.z = tonumber(p.z)
		teleportee = core.get_player_by_name(name)
		if teleportee and p.x and p.y and p.z then
			teleportee:setpos(p)
			return true, "Teleporting to "..core.pos_to_string(p)
		end
		
		local teleportee = nil
		local p = nil
		local target_name = nil
		target_name = param:match("^([^ ]+)$")
		teleportee = core.get_player_by_name(name)
		if target_name then