<?php
/**
 * datasource for Wombat framework
 * 
 *
 *
 * @author gERD Schaufelberger <gerd@exit0.net>
 * @copyright 2004 by http://wombat.exit0.net
 * @package wombatSite
 * @subpackage formDatasource
 */
 
/**
 * Generate custom ranges to be used in forms
 * 
 * More preciecely this class is just an interface for the php-function
 * range (@see range())
 * 
 * 
 * @version 0.1
 * @package wombatSite
 * @subpackage formDatasource
 * @see range()
 */
class wbFormDatasource_Range extends wbFormDatasource
{
   /**
	* default values of used attributes
    * @access private
	* @var array $_atts
	*/
	var $_atts = array(
						'low'	=>	0,
						'high'	=>	9,
						'step'	=>	1,
						'format'	=>	'%d'
						);

   /**
	* implement this method
	*
	* @access private
	* @param integer $id	
	* @return boolean $result true on success
	* @see
	*/
    function getValues()
    {
		$range	=	range( $this->_atts['low'], $this->_atts['high'] );
		
		$values	=	array();
		for( $i = 0; $i < count( $range ); ++$i )
		{
			if( $i % $this->_atts['step'] )
			{
				continue;
			}
			
			array_push( $values, array( 'value' => $range[$i], 'label' => sprintf( $this->_atts['format'], $range[$i] ) ) );
		}
	
		return $values;
    }
}
?>