Port Bay's inactivity subsystem

code/controllers/subsystems/inactivity.dm

@@ -1,16 +1,25 @@
 SUBSYSTEM_DEF(inactivity)
-	name = "AFK Kick"
-	wait = 600
-	flags = SS_BACKGROUND | SS_NO_TICK_CHECK
+	name = "Inactivity"
+	wait = 1 MINUTE
+	flags = SS_NO_INIT | SS_BACKGROUND
+	var/tmp/list/client_list
+	var/number_kicked = 0
+
+/datum/controller/subsystem/inactivity/fire(resumed = FALSE)
+	if (!config.kick_inactive)
+		can_fire = FALSE
+		return
+	if (!resumed)
+		client_list = GLOB.clients.Copy()
+
+	while(client_list.len)
+		var/client/C = client_list[client_list.len]
+		client_list.len--
+		if(!C.holder && C.is_afk(config.kick_inactive MINUTES) && !isobserver(C.mob))
 			
-/datum/controller/subsystem/inactivity/fire()
-	if(config.kick_inactive)
-		for(var/i in GLOB.clients)
-			var/client/C = i
-			if(C.is_afk(config.kick_inactive MINUTES) && !C.holder) // VOREStation Edit - Allow admins to idle
 			to_chat(C, "<span class='warning'>You have been inactive for more than [config.kick_inactive] minute\s and have been disconnected.</span>")
-				var/information
 
+			var/information
 			if(C.mob)
 				if(ishuman(C.mob))
 					var/job
@@ -40,3 +49,10 @@ SUBSYSTEM_DEF(inactivity)
 			log_and_message_admins("being kicked for AFK[information][adminlinks]", C.mob)
 
 			qdel(C)
+			number_kicked++
+
+		if (MC_TICK_CHECK)
+			return
+
+/datum/controller/subsystem/inactivity/stat_entry()
+	..("Kicked: [number_kicked]")