[MIRROR] Icebox QoL minus features (#3459)

* Icebox QoL minus features (#56472)

* Icebox QoL minus features

Co-authored-by: Whoneedspacee <yougotreallyowned@gmail.com>

code/game/objects/structures/icemoon/cave_entrance.dm

@@ -80,6 +80,10 @@ GLOBAL_LIST_INIT(ore_probability, list(
 	light_range = 1
 	light_color = COLOR_SOFT_RED
 
+/obj/structure/spawner/ice_moon/demonic_portal/Initialize()
+	. = ..()
+	AddComponent(/datum/component/gps, "Netheric Signal")
+
 /obj/structure/spawner/ice_moon/demonic_portal/clear_rock()
 	for(var/turf/F in RANGE_TURFS(3, src))
 		if(abs(src.x - F.x) + abs(src.y - F.y) > 5)

code/game/objects/structures/ladders.dm

@@ -5,10 +5,12 @@
 	icon = 'icons/obj/structures.dmi'
 	icon_state = "ladder11"
 	anchored = TRUE
+	obj_flags = CAN_BE_HIT | BLOCK_Z_OUT_DOWN
 	var/obj/structure/ladder/down   //the ladder below this one
 	var/obj/structure/ladder/up     //the ladder above this one
 	var/crafted = FALSE
-	obj_flags = CAN_BE_HIT | BLOCK_Z_OUT_DOWN
+	/// Optional travel time for ladder in deciseconds
+	var/travel_time = 0
 
 /obj/structure/ladder/Initialize(mapload, obj/structure/ladder/up, obj/structure/ladder/down)
 	..()
@@ -70,8 +72,11 @@
 
 /obj/structure/ladder/proc/travel(going_up, mob/user, is_ghost, obj/structure/ladder/ladder)
 	if(!is_ghost)
-		show_fluff_message(going_up, user)
 		ladder.add_fingerprint(user)
+		if(!do_after(user, travel_time, target = src))
+			return
+		show_fluff_message(going_up, user)
+
 
 	var/turf/T = get_turf(ladder)
 	var/atom/movable/AM