protected function _checkCategory( $prodid )
	{
		$catalogListManager = MShop_Factory::createManager( $this->_getContext(), 'catalog/list' );

		$search = $catalogListManager->createSearch( true );
		$expr = array(
			$search->compare( '==', 'catalog.list.refid', $prodid ),
			$search->getConditions()
		);
		$search->setConditions( $search->combine( '&&', $expr ) );
		$search->setSlice( 0, 1 );

		$result = $catalogListManager->searchItems( $search );

		if( reset( $result ) === false )
		{
			$msg = sprintf( 'Adding product with ID "%1$s" is not allowed', $prodid );
			throw new Controller_Frontend_Basket_Exception( $msg );
		}
	}