<?php

/**
 * Item definition here ...
 * @descr 	...
 * @usage 	...
 */
class Item
{
	/**
	 * @var		integer		Item ID
	 * @access	public
	 */
	var $id;
	/**
	 * @var		string		Item name
	 * @access	public
	 */
	var $name;
	/**
	 * @var		string		Item description
	 * @access	public
	 */
	var $descr;
	
	/**
	 * @var 	DB_Sql(O)	DB connection object		
	 * @access	private
	 */
	var $db;
	/**
	 * @var		boolean		debug flag
	 * @access	private
	 */
	var $debug;
	
	/**
	 * Object constructor, initial DB connections and debug flag.
	 */
	function Item()
	{
		$this->db = new DB_Sql();
		// $this->debug = true;
	}
	
	/**
 	 * Add one new item.
 	 * @param	string	$n	Item name
 	 * @param	string	$d	Item description
 	 * @return	integer		1:		OK;
 	 *						<=0:	ERROR(to be finished).
 	 * @access	public
 	 */
	function add($n, $d)
	{		
	} 
	
	/**
	 * Get the item information by its ID.
	 * @param	integer	$i	Item ID
	 * @return	integer		1:		OK;
	 *						<=0:	ERROR(to be finished).
 	 * @access	public
 	 */
	function get($i)
	{
	}
	
	/**
	 * Remove the item by its ID.
	 * @param	integer	$i	Item ID
	 * @return	integer		1:		OK;
	 *						<=0:	ERROR(to be finished).
 	 * @access	public
 	 */
 	function del($i)
 	{ 		
 	}
 	
 	/**
 	 * Update the item.
 	 * @param	integer	$i	Item ID
 	 * @param	string	$n	Item name
 	 * @param	string	$d	Item description
 	 * @return	integer		1:		OK;
 	 *						<=0:	ERROR(to be finished).
 	 * @access	public
 	 */					
 	function set($i, $n, $d)
 	{		
 	}
}

?>