<?php

/**

 * Joom!Fish - Multi Lingual extention and translation manager for Joomla!

 * Copyright (C) 2003-2009 Think Network GmbH, Munich

 *

 * All rights reserved.  The Joom!Fish project is a set of extentions for

 * the content management system Joomla!. It enables Joomla!

 * to manage multi lingual sites especially in all dynamic information

 * which are stored in the database.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * The "GNU General Public License" (GPL) is available at

 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html

 * -----------------------------------------------------------------------------

 * $Id: translationPolloptions_emptyFilter.php 1251 2009-01-06 18:33:02Z apostolov $

 * @package joomfish

 * @subpackage TranslationFilters

 *

*/



// Don't allow direct linking

defined( 'JPATH_BASE' ) or die( 'Direct Access to this location is not allowed.' );



class translationPolloptions_emptyFilter extends translationFilter

{

	function translationPolloptions_emptyFilter ($contentElement){

		$this->filterNullValue=-1;

		$this->filterType="polloptions_empty";

		$this->filterField = $contentElement->getFilter("polloptions_empty");

		parent::translationFilter($contentElement);

	}

	

	function _createFilter(){

		$db = JFactory::getDBO();

		if (!$this->filterField ) return "";

		// always hide empty poll options

		$filter = 'c.'.$this->filterField.' !=""';

		return $filter;

	}

	



	/**

 * Creates vm_category filter 

 *

 * @param unknown_type $filtertype

 * @param unknown_type $contentElement

 * @return unknown

 */

	function _createfilterHTML(){

		return "";

	}



}

?>

