<?php
/* SVN FILE: $Id: ajax.php 5421 2007-07-09 04:58:57Z phpnut $ */
/**
 * Helper for AJAX operations.
 *
 * Helps doing AJAX using the Prototype library.
 *
 * PHP versions 4 and 5
 *
 * CakePHP(tm) :  Rapid Development Framework <http://www.cakephp.org/>
 * Copyright 2005-2007, Cake Software Foundation, Inc.
 *								1785 E. Sahara Avenue, Suite 490-204
 *								Las Vegas, Nevada 89104
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @filesource
 * @copyright		Copyright 2005-2007, Cake Software Foundation, Inc.
 * @link				http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
 * @package			cake
 * @subpackage		cake.cake.libs.view.helpers
 * @since			CakePHP(tm) v 0.10.0.1076
 * @version			$Revision: 5421 $
 * @modifiedby		$LastChangedBy: phpnut $
 * @lastmodified	$Date: 2007-07-08 23:58:57 -0500 (Sun, 08 Jul 2007) $
 * @license			http://www.opensource.org/licenses/mit-license.php The MIT License
 */
/**
 * XmlHelper library.
 *
 * Helps doing XML
 *
 * @package		cake
 * @subpackage	cake.cake.libs.view.helpers
 */
class XmlHelper extends Helper
{
	var $helpers = array('Html', 'Javascript');
	var $current_depth = 1;
	var $max_depth = 20;
	
	function renderArray($key,$value, $no_follow=array(),$max_depth = null)
	{
		$max_depth = ($max_depth === null) ? $this->max_depth : $max_depth;
		$tab = '';
		$txt = "$tab<$key>";
		$this->current_depth++;
		//Check for double arrays
		if(is_array($value) && isset($value[0]) && is_array($value[0]) && !in_array($key,$no_follow))
		{
			foreach($value as $inner_value)
			{
				$new_key = Inflector::singularize($key);
				$txt .= $this->renderArray($new_key,$inner_value,$no_follow,$max_depth);
			}
		}
		//Check for single arrays
		elseif(is_array($value) && !in_array($key,$no_follow) && $this->current_depth <= $max_depth)
		{
			foreach($value as $k=>$v)
			{
				$txt .= $tab.$this->renderArray($k,$v,$no_follow,$max_depth);
			}
		}
		else
		{
			//Disregard errors because arrays might land here
			$txt .= @htmlspecialchars($value);
		}
		$this->current_depth--;
		$txt.= "</$key>\n";
		return $txt;
	}
	
	function parseXML($xml)
	{
		$x = new DOMDocument();
		$x->load($xml);
	}
}

?>