Mappers, this one's for you. New debug verb added for Coders and Hosts, when pressed, it goes through every obj/machinery/atmospherics in the map, and lists all of the ones that have the nodealert var set to 1, which should only be the case if not all the nodes are connected to something.

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@970 316c924e-a436-60f5-8080-3fe189b3f50e

code/ATMOSPHERICS/components/valve.dm

@@ -106,7 +106,7 @@ obj/machinery/atmospherics/valve
 		build_network()
 
 		return 1
-	
+
 	proc/normalize_dir()
 		if(dir==3)
 			dir = 1
@@ -131,6 +131,17 @@ obj/machinery/atmospherics/valve
 		..()
 		if(open && (!node1 || !node2))
 			close()
+		if(!node1)
+			if(!nodealert)
+				//world << "Missing node from [src] at [src.x],[src.y],[src.z]"
+				nodealert = 1
+		else if (!node2)
+			if(!nodealert)
+				//world << "Missing node from [src] at [src.x],[src.y],[src.z]"
+				nodealert = 1
+		else if (nodealert)
+			nodealert = 0
+
 
 		return
 
@@ -139,14 +150,14 @@ obj/machinery/atmospherics/valve
 
 		var/node1_dir
 		var/node2_dir
-		
+
 		for(var/direction in cardinal)
 			if(direction&initialize_directions)
 				if (!node1_dir)
 					node1_dir = direction
 				else if (!node2_dir)
 					node2_dir = direction
-		
+
 		for(var/obj/machinery/atmospherics/target in get_step(src,node1_dir))
 			if(target.initialize_directions & get_dir(target,src))
 				node1 = target