Pretty much all of security minus the gui.

and all the stuff I did that i forgot to comment.

me/helpers/AENetworkProxy.java

@@ -2,6 +2,7 @@ package appeng.me.helpers;
 
 import java.util.EnumSet;
 
+import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraftforge.common.ForgeDirection;
@@ -20,6 +21,7 @@ import appeng.api.networking.ticking.ITickManager;
 import appeng.api.util.AEColor;
 import appeng.api.util.DimensionalCoord;
 import appeng.api.util.IOrientable;
+import appeng.core.WorldSettings;
 import appeng.helpers.TickHandler;
 import appeng.me.GridAccessException;
 import appeng.me.cache.P2PCache;
@@ -47,6 +49,8 @@ public class AENetworkProxy implements IGridBlock
 	final private String nbtName; // name
 	NBTTagCompound data = null; // input
 
+	private EntityPlayer owner;
+
 	@Override
 	public ItemStack getMachineRepresentation()
 	{
@@ -75,6 +79,11 @@ public class AENetworkProxy implements IGridBlock
 			node.loadFromNBT( nbtName, data );
 			data = null;
 		}
+		else if ( node != null && owner != null )
+		{
+			node.setPlayerID( WorldSettings.getInstance().getPlayerID( owner.username ) );
+			owner = null;
+		}
 	}
 
 	@Override
@@ -312,4 +321,9 @@ public class AENetworkProxy implements IGridBlock
 		gp.gridChanged();
 	}
 
+	public void setOwner(EntityPlayer player)
+	{
+		owner = player;
+	}
+
 }