Take into account machine ioConfig when transferring power

api.lua

@@ -64,7 +64,7 @@ industrialtest.api.powerFlow=function(pos)
 	end
 	local neighboursContainingPower=0
 	for key,value in ipairs(neighbours) do
-		if industrialtest.api.hasPowerStorage(value) then
+		if industrialtest.api.hasPowerStorage(value) and value:get_string("industrialtest.ioConfig")[key%2==0 and key+1 or key-1]=="i" then
 			neighboursContainingPower=neighboursContainingPower+1
 		else
 			neighbourPositions[key]=nil

machines.lua

@@ -18,7 +18,6 @@ local S=minetest.get_translator("industrialtest")
 
 -- Generators
 local function generatorFormspec(fuelPercent,charged)
-	minetest.chat_send_all(charged)
 	local formspec={
 		industrialtest.formspecVersion(),
 		"size[10.8,12]",
@@ -89,6 +88,7 @@ local definition={
 		meta:set_int("fuelTime",fuelTime)
 		industrialtest.api.addPower(meta,100)
 		meta:set_string("formspec",generatorFormspec(fuelTime/meta:get_int("maxFuelTime")*100,meta:get_int("industrialtest.powerAmount")/meta:get_int("industrialtest.powerCapacity")))
+		industrialtest.api.powerFlow(pos)
 		if fuelTime>0 or fuelList[1]:get_count()>0 then
 			return true
 		end