Removes most hard-coded z level checks

code/game/objects/effects/landmarks.dm

@@ -13,7 +13,7 @@
 
 	switch(name)			//some of these are probably obsolete
 		if("shuttle")
-			shuttle_z = z
+			log_debug("Obsolete landmark '[name]' at ([x],[y],[z])")
 			qdel(src)
 
 		if("airtunnel_stop")

code/game/objects/items/devices/camera_bug.dm

@@ -61,7 +61,6 @@
 		return null
 
 	var/turf/T = get_turf(user.loc)
-	// TODO: Tie into space manager
 	if(T.z != current.z || !current.can_use())
 		to_chat(user, "<span class='danger'>[src] has lost the signal.</span>")
 		current = null
@@ -226,7 +225,6 @@
 				to_chat(usr, "<span class='danger'>Something's wrong with that camera.  You can't get a feed.</span>")
 				return
 			var/turf/T = get_turf(loc)
-			// TODO: Tie into space manager
 			if(!T || C.z != T.z)
 				to_chat(usr, "<span class='danger'>You can't get a signal.</span>")
 				return

code/game/objects/items/devices/radio/intercom.dm

@@ -124,7 +124,7 @@
 		return -1
 	if(!(0 in level))
 		var/turf/position = get_turf(src)
-		// TODO: Tie into space manager
+		// TODO: Integrate radio with the space manager
 		if(isnull(position) || !(position.z in level))
 			return -1
 	if(!src.listening)

code/game/objects/items/weapons/bee_briefcase.dm

@@ -64,8 +64,7 @@
 			//Play sound through the station intercomms, so everyone knows the doom you have wrought.
 			for(var/O in global_intercoms)
 				var/obj/item/device/radio/intercom/I = O
-				// TODO: Tie into space manager
-				if(I.z != ZLEVEL_STATION)	//Only broadcast to the station intercoms
+				if(!is_station_level(I.z))	//Only broadcast to the station intercoms
 					continue
 				if(!I.on)					//Only broadcast to active intercoms (powered, switched on)
 					continue

code/game/objects/items/weapons/teleportation.dm

@@ -48,8 +48,7 @@ Frequency:
 		return 1
 
 	var/turf/current_location = get_turf(usr)//What turf is the user on?
-	// TODO: Tie into space manager
-	if(!current_location ||( current_location.z in config.admin_levels))//If turf was not found or they're on z level 2.
+	if(!current_location || is_admin_level(current_location.z))//If turf was not found or they're in the admin zone
 		to_chat(usr, "<span class='warning'>\The [src] is malfunctioning.</span>")
 		return 1
 
@@ -62,7 +61,6 @@ Frequency:
 
 			for(var/obj/item/device/radio/beacon/W in beacons)
 				if(W.frequency == frequency && !W.syndicate)
-					// TODO: Tie into space manager
 					if(W && W.z == z)
 						var/turf/TB = get_turf(W)
 						temp += "[W.code]: [TB.x], [TB.y], [TB.z]<BR>"
@@ -109,8 +107,7 @@ Frequency:
 
 /obj/item/weapon/hand_tele/attack_self(mob/user as mob)
 	var/turf/current_location = get_turf(user)//What turf is the user on?
-	// TODO: Tie into space manager
-	if(!current_location||(current_location.z in config.admin_levels)||current_location.z>=ZLEVEL_EMPTY)//If turf was not found or they're on z level 2 or >7 which does not currently exist.
+	if(!current_location||!is_teleport_allowed(current_location.z))//If turf was not found or they're somewhere teleproof
 		to_chat(user, "<span class='notice'>\The [src] is malfunctioning.</span>")
 		return
 	var/list/L = list(  )

code/game/objects/structures/crates_lockers/closets.dm

@@ -192,8 +192,7 @@
 			return
 		var/obj/item/weapon/rcs/E = W
 		if(E.rcell && (E.rcell.charge >= E.chargecost))
-			// TODO: Tie into space manager
-			if(!(src.z in config.contact_levels))
+			if(!is_station_contact(src.z))
 				to_chat(user, "<span class='warning'>The rapid-crate-sender can't locate any telepads!</span>")
 				return
 			if(E.mode == 0)

code/game/objects/structures/crates_lockers/crates.dm

@@ -84,8 +84,7 @@
 	if(istype(W, /obj/item/weapon/rcs) && !src.opened)
 		var/obj/item/weapon/rcs/E = W
 		if(E.rcell && (E.rcell.charge >= E.chargecost))
-			// TODO: Tie into space manager
-			if(!(src.z in config.player_levels))
+			if(!is_level_reachable(src.z)) // This is inconsistent with the closet sending code
 				to_chat(user, "<span class='warning'>The rapid-crate-sender can't locate any telepads!</span>")
 				return
 			if(E.mode == 0)