Attach new machines and cables to touched networks

cables.lua

@@ -15,6 +15,20 @@
 -- along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 local S=minetest.get_translator("industrialtest")
+local cable={}
+
+cable.onConstruct=function(pos)
+	local connections=industrialtest.api.getConnections(pos)
+	for _,conn in ipairs(connections) do
+		local meta=minetest.get_meta(conn)
+		local networks=industrialtest.api.isAttachedToNetwork(meta)
+		if networks then
+			for _,network in ipairs(networks) do
+				industrialtest.api.createNetworkMapForNode(network)
+			end
+		end
+	end
+end
 
 local function registerCable(name,displayName,size,flow,registerInsulated)
 	local definition={
@@ -88,7 +102,8 @@ local function registerCable(name,displayName,size,flow,registerInsulated)
 			"group:_industrialtest_hasPowerInput",
 			"group:_industrialtest_hasPowerOutput",
 			"group:_industrialtest_cable"
-		}
+		},
+		on_construct=cable.onConstruct
 	}
 	if industrialtest.mtgAvailable then
 		definition.groups={

machines/common.lua

@@ -65,7 +65,8 @@ machine.onConstruct=function(pos,config)
 	industrialtest.api.addPowerStorage(meta,config.capacity,config.flow,config.ioConfig)
 	meta:set_string("formspec",machine.getFormspec(pos,config))
 
-	if config.groups and config.groups._industrialtest_hasPowerInput then
+	if config.groups then
+		if config.groups._industrialtest_hasPowerInput then
 			local connections=industrialtest.api.getConnections(pos)
 			for _,conn in ipairs(connections) do
 				local connectionMeta=minetest.get_meta(conn)
@@ -85,6 +86,10 @@ machine.onConstruct=function(pos,config)
 				end
 			end
 		end
+		if config.groups._industrialtest_hasPowerOutput then
+			meta:set_string("industrialtest.network",minetest.serialize(industrialtest.api.createNetworkMap(pos)))
+		end
+	end
 
 	if config.onConstruct then
 		config.onConstruct(pos,meta,inv)

machines/generator.lua

@@ -55,7 +55,6 @@ generator.onConstruct=function(pos,meta,inv)
 	inv:set_size("fuel",1)
 	meta:set_int("fuelTime",0)
 	meta:set_int("maxFuelTime",1)
-	meta:set_string("industrialtest.network",minetest.serialize(industrialtest.api.createNetworkMap(pos)))
 end
 
 generator.onTimer=function(pos,elapsed,meta,inv)