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<?php
/**
 * J!Dump
 * @version      $Id$
 * @package      jdump
 * @copyright    Copyright (C) 2006-2011 Mathias Verraes. All rights
reserved.
 * @license      GNU/GPL
 * @link         https://github.com/mathiasverraes/jdump
 */
defined( '_JEXEC' ) or die( 'Restricted access' );

class DumpModelTree extends JModelLegacy 
{
	var $_nodes = array();

	function __construct() 
	{
		$mainframe = JFactory::getApplication(); $option =
JRequest::getCmd('option');

		//get the userstate
		$this->_nodes = $mainframe->getUserState('dump.nodes');
		if (!is_array($this->_nodes)) 
		{
			$this->_nodes = array();
		}
		// and clear it
		$mainframe->setUserState('dump.nodes', array());

		parent::__construct();

	}

	function & getNodes() 
	{
		return $this->_nodes;
	}

	function countDumps() 
	{
		return count( $this->_nodes ) ;
	}
}