Firedoors now more like window doors. They are see-through and only block movement in one direction.

They probably need a new icon. The new one is kinda ugly and, since its red, may blend in with the fire alarm effect too much.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@5509 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/machinery/doors/firedoor.dm

@@ -84,20 +84,27 @@
 
 
 
-//border_only fire doors are special when it comes to air groups
 /obj/machinery/door/firedoor/border_only
+	icon = 'icons/obj/doors/edge_Doorfire.dmi'
+	glass = 1 //There is a glass window so you can see through the door
+			  //This is needed due to BYOND limitations in controlling visibility
 
 	CanPass(atom/movable/mover, turf/target, height=0, air_group=0)
-		if(air_group)
-			var/direction = get_dir(src,target)
-			return (dir != direction)
-		else if(density)
-			if(!height)
-				var/direction = get_dir(src,target)
-				return (dir != direction)
-			else
-				return 0
-		return 1
+		if(istype(mover) && mover.checkpass(PASSGLASS))
+			return 1
+		if(get_dir(loc, target) == dir) //Make sure looking at appropriate border
+			if(air_group) return 0
+			return !density
+		else
+			return 1
+
+	CheckExit(atom/movable/mover as mob|obj, turf/target as turf)
+		if(istype(mover) && mover.checkpass(PASSGLASS))
+			return 1
+		if(get_dir(loc, target) == dir)
+			return !density
+		else
+			return 1
 
 
 	update_nearby_tiles(need_rebuild)