Ports bluespace navigation gigabeaconon

port of https://github.com/tgstation/tgstation/pull/44807

code/modules/shuttle/navigation_computer.dm

@@ -11,6 +11,7 @@
 	var/list/jumpto_ports = list() //hashset of ports to jump to and ignore for collision purposes
 	var/obj/docking_port/stationary/my_port //the custom docking port placed by this console
 	var/obj/docking_port/mobile/shuttle_port //the mobile docking port of the connected shuttle
+	var/list/locked_traits = list(ZTRAIT_RESERVED, ZTRAIT_CENTCOM, ZTRAIT_AWAY, ZTRAIT_REEBE) //traits forbided for custom docking
 	var/view_range = 0
 	var/x_offset = 0
 	var/y_offset = 0
@@ -186,7 +187,7 @@
 	var/turf/eyeturf = get_turf(the_eye)
 	if(!eyeturf)
 		return SHUTTLE_DOCKER_BLOCKED
-	if(z_lock.len && !(eyeturf.z in z_lock))
+	if(!eyeturf.z || SSmapping.level_has_any_trait(eyeturf.z, locked_traits))
 		return SHUTTLE_DOCKER_BLOCKED
 
 	. = SHUTTLE_DOCKER_LANDING_CLEAR
@@ -224,9 +225,9 @@
 		if(hidden_turf_info)
 			. = SHUTTLE_DOCKER_BLOCKED_BY_HIDDEN_PORT
 
-	if(space_turfs_only)
+	if(length(whitelist_turfs))
 		var/turf_type = hidden_turf_info ? hidden_turf_info[2] : T.type
-		if(!ispath(turf_type, /turf/open/space))
+		if(!is_type_in_typecache(turf_type, whitelist_turfs))
 			return SHUTTLE_DOCKER_BLOCKED
 
 	if(length(whitelist_turfs))
@@ -324,12 +325,25 @@
 	var/list/L = list()
 	for(var/V in SSshuttle.stationary)
 		if(!V)
+			stack_trace("SSshuttle.stationary have null entry!")
 			continue
 		var/obj/docking_port/stationary/S = V
 		if(console.z_lock.len && !(S.z in console.z_lock))
 			continue
 		if(console.jumpto_ports[S.id])
-			L[S.name] = S
+			L["([L.len])[S.name]"] = S
+
+	for(var/V in SSshuttle.beacons)
+		if(!V)
+			stack_trace("SSshuttle.beacons have null entry!")
+			continue
+		var/obj/machinery/spaceship_navigation_beacon/nav_beacon = V
+		if(!nav_beacon.z || SSmapping.level_has_any_trait(nav_beacon.z, console.locked_traits))
+			break
+		if(!nav_beacon.locked)
+			L["([L.len]) [nav_beacon.name] located: [nav_beacon.x] [nav_beacon.y] [nav_beacon.z]"] = nav_beacon
+		else
+			L["([L.len]) [nav_beacon.name] locked"] = null
 
 	playsound(console, 'sound/machines/terminal_prompt.ogg', 25, 0)
 	var/selected = input("Choose location to jump to", "Locations", null) as null|anything in L