God mode, AFK kicking, new player welcome message, whois, heal

ess/player.lua

@@ -0,0 +1,206 @@
+
+local player_cache = {}
+
+-- AFK
+
+local afk_check = minetest.settings:get_bool("ess_afk_check", true)
+local afk_max_time = tonumber(minetest.settings:get("ess_afk_time")) or 300
+local afk_warn_time = tonumber(minetest.settings:get("ess_afk_warn_time")) or 20
+local afk_check_interval = tonumber(minetest.settings:get("ess_afk_check_interval")) or 1
+local afk_warn_msg = minetest.settings:get("ess_afk_warn_msg")
+
+if not afk_warn_msg then
+	afk_warn_msg = "Warning, you have %d seconds to move or be kicked"
+end
+
+-- Disable AFK check in singleplayer, doesn't really make sense to have it
+if minetest.is_singleplayer() then
+	ess_afk_check = false
+end
+
+-- Player
+
+local save_death = minetest.settings:get_bool("ess_save_death", false)
+local newplayer = minetest.settings:get("ess_new_player")
+if not newplayer then
+	newplayer = "%s has joined the server for the first time! Welcome!"
+end
+
+-- Debug
+
+local globalstepskip = minetest.settings:get_bool("ess_skip_globalstep", false)
+
+-- Commands
+
+local function cmd_god(name, params, splitparams)
+	local target = name
+	if splitparams[1] then
+		target = splitparams[1]
+	end
+
+	if not player_cache[target] then
+		return false, "No such player."
+	end
+
+	local status = not player_cache[target].god
+	player_cache[target].god = status
+
+	local msg = "God mode enabled."
+	if not status then
+		msg = "God mode disabled."
+	end
+
+	if target ~= name then
+		minetest.chat_send_player(target, msg)
+	end
+
+	ess.set_player_meta(target, "god", status)
+
+	return true, msg
+end
+
+local commands = {
+	["whois"] = {
+		description = "Get network information of player",
+		params = "[<playername>]",
+		privs = true,
+		func = function(name, param)
+			if param == "" then
+				param = name 
+			end
+
+			if not player_cache[param] then
+				return false, string.format("Player %s was not found!", param)
+			end
+
+			local player_info = minetest.get_player_information(param)
+
+			minetest.chat_send_player(name, string.format("[%s] IP address: %s", param, player_info["address"]))
+			minetest.chat_send_player(name, string.format("[%s] average round trip time: %d ms", param, player_info["avg_rtt"] * 1000))
+			minetest.chat_send_player(name, string.format("[%s] connected for: %d seconds", param, player_info["connection_uptime"]))
+
+			return true
+		end
+	},
+	["heal"] = {
+		description = "Heal player",
+		params = "[<playername>]",
+		privs = {
+			["ess.player.heal"] = true,
+			["ess.player.heal.other"] = true,
+		},
+		func = function(name, param)
+			if param == "" then
+				param = name 
+			elseif param ~= "" and param ~= name and not ess.priv_match(name, "ess.player.heal.other") then
+				return ess.reject_permission()
+			end
+
+			local p = minetest.get_player_by_name(param)
+			if not p then
+				return false, string.format("Player %s was not found!", param)
+			end
+
+			p:set_hp(20)
+
+			return true, string.format("Successfully healed %s.", param)
+		end
+	}
+}
+
+-- AFK kick immunity privilege
+minetest.register_privilege("ess.player.afk", {
+	description = "AFK kick immunity",
+	give_to_singleplayer = false,
+	give_to_admin = true,
+})
+
+if not globalstepskip then
+	commands["god"] = {
+		description = "Toggle invincibility mode.",
+		aliases = {"godmode", "invincible"},
+		privs = true,
+		params = "[<playername>]",
+		func = cmd_god
+	}
+
+	local check_timer = 0
+	minetest.register_globalstep(function(dtime)
+		-- Loop through all connected players
+		for _,player in ipairs(minetest.get_connected_players()) do
+			local player_name = player:get_player_name()
+
+			-- Only continue if the player has an entry in the player cache
+			if player_cache[player_name] then
+				-- Check for afk players
+				if afk_check and not ess.priv_match(player_name, "ess.player.afk") then
+					check_timer = check_timer + dtime
+					if check_timer > afk_check_interval then
+						check_timer = 0
+
+						-- Kick player if he/she has been inactive for longer than afk_max_time seconds
+						if player_cache[player_name].active + afk_max_time <
+								minetest.get_gametime() then
+							minetest.kick_player(player_name, "Kicked for inactivity")
+						end
+
+						-- Warn player if he/she has less than afk_warn_time seconds to move or be kicked
+						if afk_warn_time > 0 and player_cache[player_name].active + afk_max_time - afk_warn_time < minetest.get_gametime() then
+							local seconds = tostring(player_cache[player_name].active + afk_max_time - minetest.get_gametime())
+							minetest.chat_send_player(player_name, string.format(afk_warn_msg, seconds))
+						end
+					end
+
+					-- Check if this player is doing an action
+					for _,keyPressed in pairs(player:get_player_control()) do
+						if keyPressed then
+							player_cache[player_name].active = minetest.get_gametime()
+						end
+					end
+				end
+
+				-- Check if player has godmode turned on
+				if player_cache[player_name].god == true then
+					player:set_hp(20)
+					player:set_breath(11)
+				end
+			end
+		end
+	end)
+end
+
+ess.autoregister(commands, "player")
+
+-- New player message
+if newplayer ~= "" then
+	minetest.register_on_newplayer(function (player)
+		local player_name = player:get_player_name()
+		minetest.chat_send_all(string.format(newplayer, player_name))
+	end)
+end
+
+-- Join
+minetest.register_on_joinplayer(function (player)
+	local player_name = player:get_player_name()
+	player_cache[player_name] = {
+		active = minetest.get_gametime(),
+		god = ess.get_player_meta(player_name, "god") == true,
+	}
+end)
+
+-- Leave
+minetest.register_on_leaveplayer(function(player)
+	local player_name = player:get_player_name()
+	player_cache[player_name] = nil
+end)
+
+-- Save death point for use with /back
+if save_death then
+	minetest.register_on_dieplayer(function(player)
+		local player_name = player:get_player_name()
+		if player_cache[player_name] and player_cache[player_name].god then
+			return
+		end
+		ess.save_player_pos(player)
+	end)
+end

ess/settingtypes.txt

@@ -1,6 +1,35 @@
+[Teleport]
+
+# /tpa request timeout in seconds
+ess_tpa_timeout (tpask request timeout in seconds) int 120
+
+# Seconds to wait before teleporting
+ess_teleport_delay (Teleportation delays) int 0
+
+[Players]
 
 # Save death position so that the player can return to it via /back
 ess_save_death (Save death position) bool false
 
-# /tpa request timeout in seconds
+# AFK kicking
-ess_tpa_timeout (tpask request timeout in seconds) int 120
+ess_afk_check (Check for AFK players) bool true
+
+# AFK kick timer interval
+ess_afk_check_interval (AFK kick timer interval) int 1
+
+# Maximum AFK time before kicking
+ess_afk_time (Max AFK time in seconds) int 300
+
+# Warn AFKing players
+ess_afk_warn_time (AFK warning time before kicking in seconds) int 20
+
+# AFK warn message
+ess_afk_warn_msg (AFK warning) string "Warning, you have %d seconds to move or be kicked"
+
+# Broadcast new players
+ess_new_player (Broadcast new players) string "%s has joined the server for the first time! Welcome!"
+
+[Debug]
+
+# For debug purposes. If you're having unexplainable lag, try setting this to true. Breaks AFK timers and god mode.
+ess_skip_globalstep (Skip GlobalStep) bool false

ess/teleport.lua

@@ -1,5 +1,4 @@
 
-local ess_save_death = minetest.settings:get_bool("ess_save_death", false)
 local ess_tpa_timeout = tonumber(minetest.settings:get("ess_tpa_timeout")) or 120
 
 local tpask = {
@@ -195,10 +194,3 @@ local commands = {
 }
 
 ess.autoregister(commands, "teleport")
-
--- Save death point for use with /back
-if ess_save_death then
-	minetest.register_on_dieplayer(function(player)
-		ess.save_player_pos(player)
-	end)
-end