@Override
    public boolean onBlockActivated(World world, BlockPos pos, IBlockState state, EntityPlayer playerIn, EnumHand hand, ItemStack heldItem, EnumFacing side, float hitX, float hitY, float hitZ) {
        if(world.isRemote)
            return true;

        TESword te = (TESword)world.getTileEntity(pos);
        EnumSword modelState = te.getModel();

        modelState = modelState.next();

        IBlockState newState = state.withProperty(MODEL, modelState);
        world.setBlockState(pos, newState); // this creates a new TE for some reason
        te = (TESword)world.getTileEntity(pos);
        te.setModel(modelState);
        world.notifyBlockUpdate(pos, state, newState, 2);
        te.markDirty();
        return true;
    }