- Turrets should now disable properly

- Mobs can climb out from mechs (think chestbuster chestbusting or similar).
- Cleaned up alien weed code.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@1495 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/objects/alien/weeds.dm

@@ -1,10 +1,16 @@
 /obj/alien/weeds/New()
+	..()
 	if(istype(src.loc, /turf/space))
 		del(src)
 		return
+	src.icon_state = pick("weeds", "weeds1", "weeds2")
+	spawn(rand(150,300))
+		if(src)
+			src.Life()
+	return
 
 /obj/alien/weeds/proc/Life()
-	var/turf/U = src.loc
+	var/turf/U = get_turf(src)
 /*
 	if (locate(/obj/movable, U))
 		U = locate(/obj/movable, U)
@@ -22,35 +28,22 @@ Alien plants should do something if theres a lot of poison
 		del(src)
 		return
 
-	for(var/dirn in cardinal)
-		var/turf/T = get_step(src, dirn)
+	direction_loop:
+		for(var/dirn in cardinal)
+			var/turf/T = get_step(src, dirn)
 
-		if (istype(T.loc, /area/arrival))
-			continue
+			if (!istype(T) || T.density || locate(/obj/alien/weeds) in T || istype(T.loc, /area/arrival) || istype(T, /turf/space))
+				continue
 
-//		if (locate(/obj/movable, T)) // don't propogate into movables
-//			continue
+	//		if (locate(/obj/movable, T)) // don't propogate into movables
+	//			continue
 
-		var/cont = 0
-		for(var/obj/O in T)
-			if(O.density)
-				cont = 1
-				break
+			for(var/obj/O in T)
+				if(O.density)
+					continue direction_loop
 
-		if(cont)
-			continue
+			new /obj/alien/weeds(T)
 
-		var/obj/alien/weeds/B = new /obj/alien/weeds(U)
-		B.icon_state = pick("weeds", "weeds1", "weeds2")
-
-		if(T.Enter(B,src) && !(locate(/obj/alien/weeds) in T))
-			B.loc = T
-			spawn(200)
-				if(B)
-					B.Life()
-			// open cell, so expand
-		else
-			del(B)
 
 /obj/alien/weeds/ex_act(severity)
 	switch(severity)