BC Facades work again.

fmp/CableBusPart.java

@@ -35,10 +35,10 @@ import appeng.api.util.AECableType;
 import appeng.api.util.AEColor;
 import appeng.api.util.DimensionalCoord;
 import appeng.core.AELog;
-import appeng.facade.IFacadeItem;
 import appeng.helpers.AEMultiTile;
 import appeng.parts.BusCollisionHelper;
 import appeng.parts.CableBusContainer;
+import appeng.parts.PartPlacement;
 import appeng.tile.networking.TileCableBus;
 import appeng.util.Platform;
 import codechicken.lib.data.MCDataInput;
@@ -285,19 +285,14 @@ public class CableBusPart extends JCuboidPart implements JNormalOcclusion, IReds
 	@Override
 	public boolean canAddPart(ItemStack is, ForgeDirection side)
 	{
-		if ( is.getItem() instanceof IFacadeItem )
+		IFacadePart fp = PartPlacement.isFacade( is, side );
+		if ( fp != null )
 		{
-			IFacadeItem bi = (IFacadeItem) is.getItem();
-
-			is = is.copy();
-			is.stackSize = 1;
-
-			IFacadePart bp = bi.createPartFromItemStack( is, side );
 			if ( !(side == null || side == ForgeDirection.UNKNOWN || tile() == null) )
 			{
 				List<AxisAlignedBB> boxes = new ArrayList();
 				IPartCollsionHelper bch = new BusCollisionHelper( boxes, side, null, true );
-				bp.getBoxes( bch );
+				fp.getBoxes( bch );
 				for (AxisAlignedBB bb : boxes)
 				{
 					disableFacadeOcclusion.set( true );