Removed a bunch of tag variables from the map. I hate whoever added those.

Final parts to ZAS.  Works 100% (Or very near such) now.

code/ZAS/Connection.dm

@@ -11,6 +11,8 @@ connection
 		zone
 			zone_A
 			zone_B
+		ref_A
+		ref_B
 		indirect = 0 //If the connection is purely indirect, the zones should not join.
 		last_updated //The tick at which this was last updated.
 		no_zone_count = 0
@@ -21,27 +23,29 @@ connection
 			if(!A.zone.connections) A.zone.connections = list()
 			A.zone.connections += src
 			zone_A = A.zone
+			ref_A = "\ref[A]"
 
 			if(!B.zone.connections) B.zone.connections = list()
 			B.zone.connections += src
 			zone_B = B.zone
+			ref_B = "\ref[B]"
 
 			if(!air_master.tiles_with_connections)
 				air_master.tiles_with_connections = list()
 
-			if(air_master.tiles_with_connections[A])
-				var/list/A_connections = air_master.tiles_with_connections[A]
+			if(air_master.tiles_with_connections[ref_A])
+				var/list/A_connections = air_master.tiles_with_connections[ref_A]
 				A_connections |= src
 			else
 				var/list/A_connections = list(src)
-				air_master.tiles_with_connections[A] = A_connections
+				air_master.tiles_with_connections[ref_A] = A_connections
 
-			if(air_master.tiles_with_connections[B])
-				var/list/B_connections = air_master.tiles_with_connections[B]
+			if(air_master.tiles_with_connections[ref_B])
+				var/list/B_connections = air_master.tiles_with_connections[ref_B]
 				B_connections |= src
 			else
 				var/list/B_connections = list(src)
-				air_master.tiles_with_connections[B] = B_connections
+				air_master.tiles_with_connections[ref_B] = B_connections
 
 			if(!A.zone.connected_zones)
 				A.zone.connected_zones = list()
@@ -68,23 +72,23 @@ connection
 				A.zone.connections.Remove(src)
 				if(!A.zone.connections.len)
 					del A.zone.connections
-			if(A in air_master.tiles_with_connections)
-				var/list/A_connections = air_master.tiles_with_connections[A]
+		if(ref_A in air_master.tiles_with_connections)
+			var/list/A_connections = air_master.tiles_with_connections[ref_A]
 			A_connections -= src
 			if(A_connections && !A_connections.len)
 				del A_connections
-					air_master.tiles_with_connections.Remove(A)
+				air_master.tiles_with_connections.Remove(ref_A)
 		if(B)
 			if(B.zone && B.zone.connections)
 				B.zone.connections.Remove(src)
 				if(!B.zone.connections.len)
 					del B.zone.connections
-			if(B in air_master.tiles_with_connections)
-				var/list/B_connections = air_master.tiles_with_connections[B]
+		if(ref_B in air_master.tiles_with_connections)
+			var/list/B_connections = air_master.tiles_with_connections[ref_B]
 			B_connections -= src
 			if(B_connections && !B_connections.len)
 				del B_connections
-					air_master.tiles_with_connections.Remove(B)
+				air_master.tiles_with_connections.Remove(ref_B)
 		if(zone_A)
 			if(zone_A && zone_A.connections)
 				zone_A.connections.Remove(src)
@@ -173,6 +177,8 @@ connection
 		if(A.zone == B.zone)
 			//world.log << "Connection removed: Zones now merged."
 			del src
+		if(ref_A != "\ref[A]" || ref_B != "\ref[B]")
+			del src
 		if((A.zone && A.zone != zone_A) || (B.zone && B.zone != zone_B))
 			Sanitize()
 		if(!A.zone || !B.zone)
@@ -190,11 +196,8 @@ connection
 				del src
 
 			if(A.zone == zone_B && B.zone == zone_A)
-				var/turf/Temp = B
-				B = A
-				A = Temp
-				zone_B = B.zone
-				zone_A = A.zone
+				del src
+
 				return
 
 			if(zone_A)
@@ -252,6 +255,7 @@ connection
 
 			zone_A = A.zone
 
+
 		else if(A.zone && A.zone != zone_A)
 			if(zone_A)
 

code/ZAS/Creation.dm

@@ -8,6 +8,8 @@ zone
 
 		//Change all the zone vars of the turfs, check for space to be added to space_tiles.
 		for(var/turf/T in contents)
+			if(T.zone)
+				T.zone.RemoveTurf(T)
 			T.zone = src
 			if(istype(T,/turf/space))
 				AddSpace(T)
@@ -30,8 +32,14 @@ zone
 
 	Del()
 		//Ensuring the zone list doesn't get clogged with null values.
+		for(var/turf/simulated/T in contents)
+			if(T.zone && T.zone == src)
+				T.zone = null
+		for(var/zone/Z in connected_zones)
+			if(src in Z.connected_zones)
+				Z.connected_zones.Remove(src)
 		for(var/connection/C in connections)
-			del(C)
+			C.Cleanup()
 		zones -= src
 		. = ..()
 

code/ZAS/FEA_turf_tile.dm

@@ -184,9 +184,10 @@ turf
 				if(!zone) //No zone found, new zone!
 					new/zone(src)
 
-			if(!CanPass(null, src, 0, 0)) //Can't pass, and was updated.  Delete zone connections involving this turf.
-				if(air_master.tiles_with_connections[src])
-					for(var/connection/C in air_master.tiles_with_connections[src])
+			if(!CanPass(null, src, 0, 0) && !CanPass(null, src, 1.5, 1)) //Can't pass, and was updated.  Delete zone connections involving this turf.
+				if(air_master.tiles_with_connections["\ref[src]"])
+					var/list/connections = air_master.tiles_with_connections["\ref[src]"]
+					for(var/connection/C in connections)
 						del C
 
 			update_zone_properties() //Update self zone and adjacent zones.
@@ -211,9 +212,11 @@ turf
 								var/turf/simulated/NT = get_step(src, direction2)
 								if(NT && NT.zone && NT.zone == T.zone)
 									T.zone.rebuild = 1
+					else if((!T.CanPass(null, src, 1.5, 1) && T.CanPass(null, src, 0, 0)) || (!CanPass(null, T, 1.5, 1) && CanPass(null, T, 0, 0)))
+						if(T.zone != zone)
+							ZConnect(src,T)
 				else if(zone && !zone.rebuild)
 					for(var/direction2 in cardinal - reverse_direction(direction)) //Check all other directions for air that might be connected.
 						var/turf/simulated/NT = get_step(T, direction2)
 						if(NT && NT.zone && NT.zone == zone)
 							zone.rebuild = 1
-				T.check_connections()

code/ZAS/Functions.dm

@@ -3,6 +3,8 @@
 		//Adds the turf to contents, increases the size of the zone, and sets the zone var.
 		if(T in contents)
 			return
+		if(T.zone)
+			T.zone.RemoveTurf(T)
 		contents += T
 		air.group_multiplier++
 		T.zone = src
@@ -119,7 +121,9 @@ proc/ZConnect(turf/A,turf/B)
 		return ZMerge(A.zone, B.zone)
 
 	//Ensure the connection isn't already made.
-	for(var/connection/C in air_master.tiles_with_connections[A])
+	if(air_master.tiles_with_connections["\ref[A]"])
+		var/list/connections = air_master.tiles_with_connections["\ref[A]"]
+		for(var/connection/C in connections)
 			C.Cleanup()
 			if(C.B == B || C.A == B)
 				return

code/ZAS/Processing.dm

@@ -2,12 +2,12 @@
 var/explosion_halt = 0
 var/zone_share_percent = 3.5
 zone/proc/process()
-	//Does rebuilding stuff. Not sure if used.
-	if(rebuild)
 	//Deletes zone if empty.
 	if(!contents.len)
 		del src
 		return 0
+	//Does rebuilding stuff. Not sure if used.
+	if(rebuild)
 
 		//Choose a random turf and regenerate the zone from it.
 		var
@@ -21,7 +21,7 @@ zone/proc/process()
 		contents.Remove(null) //I can't believe this is needed.
 		do
 			sample = pick(contents)  //Nor this.
-		while(!istype(sample))
+		while(!istype(sample) || !sample.CanPass(null, sample, 1.5, 1))
 		new_contents = FloodFill(sample)
 
 		for(var/turf/space/S in new_contents)
@@ -33,23 +33,25 @@ zone/proc/process()
 		for(var/turf/T in contents)
 			if(!(T in new_contents))
 				problem = 1
-				break
+				T.zone = null
 
 		if(problem)
 			//Build some new zones for stuff that wasn't included.
-			var/list/rebuild_turfs = list()
-			for(var/turf/T in contents - new_contents)
-				contents -= T
-				rebuild_turfs += T
-				T.zone = null
+			var/list/turf/simulated/rebuild_turfs = contents - new_contents
+			var/list/turf/simulated/reconsider_turfs = list()
+			contents = new_contents
 			for(var/turf/T in rebuild_turfs)
+				if(istype(T,/turf/space))
+					air_master.tiles_to_update |= T
+				else if(!T.zone && T.CanPass(null, T, 1.5, 1))
+					var/zone/Z = new /zone(T)
+					Z.air.copy_from(air)
+				else
+					reconsider_turfs |= T
+			for(var/turf/T in reconsider_turfs)
 				if(!T.zone)
 					var/zone/Z = new /zone(T)
 					Z.air.copy_from(air)
-				if(istype(T,/turf/space))
-					if(!T.zone.space_tiles)
-						T.zone.space_tiles = list()
-					T.zone.space_tiles |= T
 		rebuild = 0
 
 	//Sometimes explosions will cause the air to be deleted for some reason.

code/game/machinery/alarm.dm

@@ -1013,10 +1013,10 @@ table tr:first-child th:first-child { border: none;}
 	if (alarm_area.atmosalert(new_area_danger_level)) //if area was in normal state or if area was in alert state
 		post_alert(new_area_danger_level)
 
-	if(danger_level > 1)
-		air_doors_close(0)
-	else
-		air_doors_open(0)
+//	if(danger_level > 1)
+	//	air_doors_close(0)
+//	else
+	//	air_doors_open(0)
 
 	update_icon()
 

code/game/machinery/doors/airlock.dm

@@ -343,8 +343,6 @@ Airlock index -> wire color are { 9, 4, 6, 7, 5, 8, 1, 2, 3 }.
 				icon_state = "door_locked"
 			else
 				icon_state = "door_closed"
-		else
-			icon_state = "door_open"
 			if(p_open || welded || air_locked)
 				overlays = list()
 				if(p_open)
@@ -353,6 +351,8 @@ Airlock index -> wire color are { 9, 4, 6, 7, 5, 8, 1, 2, 3 }.
 					overlays += image(icon, "welded")
 				if(air_locked)
 					overlays += image('Door1.dmi', "air")
+		else
+			icon_state = "door_open"
 		return
 
 

code/modules/admin/verbs/debug.dm

@@ -98,7 +98,21 @@ But you can call procs that are of type /mob/living/carbon/human/proc/ for that
 					lst[i] = input("Enter type:","Type") in typesof(/obj,/mob,/area,/turf)
 
 				if("reference")
-					lst[i] = input("Select reference:","Reference",src) as mob|obj|turf|area in world
+					switch(alert("Would you like to enter a specific object, or search for it from the world?","Choose!","Specifc UID (Hexadecimal number)", "Search"))
+						if("Specifc UID (Hexadecimal number)")
+							var/UID = input("Type in UID, without the leading 0x","Type in UID") as text|null
+							if(!UID) return
+							var/temp_variable = locate("\[0x[UID]\]")
+							if(!temp_variable)
+								usr << "ERROR.  Could not locate referenced object."
+								return
+							switch(alert("You have chosen [temp_variable], in [get_area(temp_variable)].  Are you sure?","You sure?","Yes","NONOCANCEL!"))
+								if("Yes")
+									lst[i] = temp_variable
+								if("NONOCANCEL!")
+									return
+						if("Search")
+							lst[i] = input("Select reference:","Reference") as null|mob|obj|turf|area in world
 
 				if("mob reference")
 					lst[i] = input("Select reference:","Reference",usr) as mob in world
@@ -171,8 +185,6 @@ But you can call procs that are of type /mob/living/carbon/human/proc/ for that
 					if("Specifc UID (Hexadecimal number)")
 						var/UID = input("Type in UID, without the leading 0x","Type in UID") as text|null
 						if(!UID) return
-						if(length(UID) != 7)
-							usr << "ERROR.  UID must be 7 digits"
 						var/temp_variable = locate("\[0x[UID]\]")
 						if(!temp_variable)
 							usr << "ERROR.  Could not locate referenced object."
@@ -239,8 +251,6 @@ But you can call procs that are of type /mob/living/carbon/human/proc/ for that
 					if("Specifc UID (Hexadecimal number)")
 						var/UID = input("Type in UID, without the leading 0x","Type in UID") as text|null
 						if(!UID) return
-						if(length(UID) != 7)
-							usr << "ERROR.  UID must be 7 digits"
 						var/temp_variable = locate("\[0x[UID]\]")
 						if(!temp_variable)
 							usr << "ERROR.  Could not locate referenced object."

code/modules/admin/verbs/modifyvariables.dm

@@ -66,8 +66,6 @@ var/list/forbidden_varedit_object_types = list(
 				if("Specifc UID (Hexadecimal number)")
 					var/UID = input("Type in UID, without the leading 0x","Type in UID") as text|null
 					if(!UID) return
-					if(length(UID) != 7)
-						usr << "ERROR.  UID must be 7 digits"
 					var/temp_variable = locate("\[0x[UID]\]")
 					if(!temp_variable)
 						usr << "ERROR.  Could not locate referenced object."
@@ -131,8 +129,6 @@ var/list/forbidden_varedit_object_types = list(
 				if("Specifc UID (Hexadecimal number)")
 					var/UID = input("Type in UID, without the leading 0x","Type in UID") as text|null
 					if(!UID) return
-					if(length(UID) != 7)
-						usr << "ERROR.  UID must be 7 digits"
 					var/temp_variable = locate("\[0x[UID]\]")
 					if(!temp_variable)
 						usr << "ERROR.  Could not locate referenced object."
@@ -308,8 +304,6 @@ var/list/forbidden_varedit_object_types = list(
 				if("Specifc UID (Hexadecimal number)")
 					var/UID = input("Type in UID, without the leading 0x","Type in UID") as null|text
 					if(!UID) return
-					if(length(UID) != 7)
-						usr << "ERROR.  UID must be 7 digits"
 					var/temp_variable = locate("\[0x[UID]\]")
 					if(!temp_variable)
 						usr << "ERROR.  Could not locate referenced object."
@@ -554,8 +548,6 @@ var/list/forbidden_varedit_object_types = list(
 				if("Specifc UID (Hexadecimal number)")
 					var/UID = input("Type in UID, without the leading 0x","Type in UID") as text|null
 					if(!UID) return
-					if(length(UID) != 7)
-						usr << "ERROR.  UID must be 7 digits"
 					var/temp_variable = locate("\[0x[UID]\]")
 					if(!temp_variable)
 						usr << "ERROR.  Could not locate referenced object."

code/modules/power/power.dm

@@ -82,7 +82,6 @@
 
 	for(var/L = 1 to netcount)
 		var/datum/powernet/PN = new()
-		//PN.tag = "powernet #[L]"
 		powernets += PN
 		PN.number = L
 
@@ -287,7 +286,6 @@
 		// not looped, so make a new powernet
 
 		var/datum/powernet/PN = new()
-		//PN.tag = "powernet #[L]"
 		powernets += PN
 		PN.number = powernets.len