Merge pull request tgstation#27582 from Cyberboss/NukeDiskFix

[s] Fixes hiding the nuke disk on the arrivals shuttle

code/modules/shuttle/arrivals.dm

@@ -94,7 +94,7 @@
 			SendToStation()
 		return
 
-	var/found_awake = PersonCheck()
+	var/found_awake = PersonCheck() || NukeDiskCheck()
 	if(mode == SHUTTLE_CALL)
 		if(found_awake)
 			SendToStation()
@@ -123,6 +123,12 @@
 			return TRUE
 	return FALSE
 
+/obj/docking_port/mobile/arrivals/proc/NukeDiskCheck()
+	for (var/obj/item/weapon/disk/nuclear/N in GLOB.poi_list)
+		if (get_area(N) in areas)
+			return TRUE
+	return FALSE
+
 /obj/docking_port/mobile/arrivals/proc/SendToStation()
 	var/dockTime = config.arrivals_shuttle_dock_window
 	if(mode == SHUTTLE_CALL && timeLeft(1) > dockTime)
@@ -135,11 +141,17 @@
 	var/docked = S1 == assigned_transit
 	sound_played = FALSE
 	if(docked)	//about to launch
-		if(!force_depart && PersonCheck())
-			mode = SHUTTLE_IDLE
-			if(console)
-				console.say("Launch cancelled, lifeform dectected on board.")
-			return
+		if(!force_depart)
+			var/cancel_reason
+			if(PersonCheck())
+				cancel_reason = "lifeform dectected on board"
+			else if(NukeDiskCheck())
+				cancel_reason = "critical station device detected on board"
+			if(cancel_reason)
+				mode = SHUTTLE_IDLE
+				if(console)
+					console.say("Launch cancelled, [cancel_reason].")
+				return
 		force_depart = FALSE
 	. = ..()
 	if(!. && !docked && !damaged)