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/home/develito/www/libraries-new/eshiol/j2xml/exporter.php

<?php
/**
 * @version		16.1.275 libraries/eshiol/j2xml/exporter.php
 * 
 * @package		J2XML
 * @subpackage	lib_j2xml
 * @since		1.5.2.14
 *
 * @author		Helios Ciancio <info@eshiol.it>
 * @link		http://www.eshiol.it
 * @copyright	Copyright (C) 2010-2015 Helios Ciancio. All Rights Reserved
 * @license		http://www.gnu.org/licenses/gpl-3.0.html GNU/GPL v3
 * J2XML is free software. This version may have been modified pursuant
 * to the GNU General Public License, and as distributed it includes or
 * is derivative of works licensed under the GNU General Public License or
 * other free or open source software licenses.
 */
 
// no direct access
defined('_JEXEC') or die('Restricted access.');

//Import filesystem libraries.
jimport('joomla.filesystem.file');
jimport('joomla.log.log');
jimport('eshiol.j2xml.table');
jimport('eshiol.j2xml.version');

use Joomla\Registry\Registry;

class J2XMLExporter
{
	private $_image_match_string = '/<img.*?src="([^"]*)".*?[^>]*>/s';
	// images/stories is path of the images of the sections and categories hard coded in the file \libraries\joomla\html\html\list.php at the line 52
	private $_image_path = "images";
	private $_admin = 'admin';

private $_option = '';
	
	/**
	 * CONSTRUCTOR
	 * @param object $subject The object to observe
	 * @param object $params  The object that holds the plugin parameters
	 * @since 1.5
	 */
	function __construct()
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
				
		$execute = (class_exists('JPlatform') && version_compare(JPlatform::RELEASE, '12', 'ge')) ? 'execute' : 'query';
		$db = JFactory::getDBO();
		$db->setQuery("
					CREATE TABLE IF NOT EXISTS `#__j2xml_usergroups` (
						`id` int(10) unsigned NOT NULL,
						`parent_id` int(10) unsigned NOT NULL DEFAULT '0',
						`title` varchar(100) NOT NULL DEFAULT ''
					) ENGINE=InnoDB  DEFAULT CHARSET=utf8;
					")->$execute();
		$db->setQuery("
					TRUNCATE TABLE
						`#__j2xml_usergroups`;
					")->$execute();
		$db->setQuery("
					INSERT INTO
						`#__j2xml_usergroups`
					SELECT
						`id`,`parent_id`,CONCAT('[\"',REPLACE(`title`,'\"','\\\"'),'\"]')
					FROM
						`#__usergroups`;
					")->$execute();
		do {
			$db->setQuery("
					UPDATE
						`#__j2xml_usergroups` j
					INNER JOIN
						`#__usergroups` g
					ON
						j.parent_id = g.id
					SET
						j.parent_id = g.parent_id,
						j.title = CONCAT('[\"',REPLACE(`g`.`title`,'\"','\\\"'), '\",', SUBSTR(`j`.`title`,2));
					")->$execute();
			$n = $db->setQuery("
					SELECT
						COUNT(*)
					FROM
						`#__j2xml_usergroups`
					WHERE
						`parent_id` > 0;
					")->loadResult();
		} while ($n > 0);
		
		$this->option = (PHP_SAPI != 'cli') ? JRequest::getCmd('option') : 'cli_'.strtolower(get_class(JApplicationCli::getInstance()));
	}
	
	/*
	 * Export user
	 * @return 		
	 * @since		15.8.253
	 */
	private function _user($id, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('id: '.$id,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));
	
		if ($xml->xpath("//j2xml/user/id[text() = '".$id."']"))
			return;
		
		jimport('eshiol.j2xml.table.user');
		$item = JTable::getInstance('user','eshTable');
		if (!$item->load($id))
			return;

$doc = dom_import_simplexml($xml)->ownerDocument;
		$fragment = $doc->createDocumentFragment();
		$fragment->appendXML($item->toXML());
		$doc->documentElement->appendChild($fragment);
		
		if ($options['contacts'])
		{
			$db = JFactory::getDbo();
			$query = $db->getQuery(true)
				->select('id')
				->from('#__contact_details')
				->where('user_id = '.$id);
			$db->setQuery($query);
		
			$ids_contact = $db->loadColumn();
			foreach ($ids_contact as $id_contact)
				self::_contact($id_contact, $xml, $options);
		}

$db = JFactory::getDbo();
		$query = $db->getQuery(true)
			->select('id')
			->from('#__user_notes')
			->where('user_id = '.$id);
		$db->setQuery($query);
	
		$ids_usernote = $db->loadColumn();
		foreach ($ids_usernote as $id_usernote)
			self::_usernote($id_usernote, $xml, $options);
	}
	
	
	/**
	 * Export user
	 *
	 * @param	string	$_image  Image name
	 * @param	SimpleXMLElement	$xml	xml
	 * @param	array	$options	options
	 * @throws	
	 * @return	void
	 * @since		15.8.253
	 */	
	private function _image($_image, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('image: '.$_image,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));
		
		if($xml->xpath("//j2xml/img[@src = '".htmlentities($_image, ENT_QUOTES, "UTF-8")."']"))
			return;

//$file_path = JPATH_SITE.DIRECTORY_SEPARATOR.str_replace("/", DIRECTORY_SEPARATOR, urldecode($_image));
		$file_path = JPATH_SITE.DIRECTORY_SEPARATOR.urldecode($_image);
		if (JFile::exists($file_path))
		{
			$img = $xml->addChild('img', base64_encode(file_get_contents($file_path)));
			$img->addAttribute('src', htmlentities($_image, ENT_QUOTES, "UTF-8"));
			JLog::add(new JLogEntry('image added: '.$_image,JLOG::DEBUG,'lib_j2xml'));
		}
	}

/**
	 * Export user
	 *
	 * @param	string	$_image  Image name
	 * @param	SimpleXMLElement	$xml	xml
	 * @param	array	$options	options
	 * @throws	
	 * @return	void
	 * @since		15.8.253
	 */	
	private function _content($id, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('id: '.$id,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));
		
		if ($xml->xpath("//j2xml/content/id[text() = '".$id."']"))
			return;
		
		jimport('eshiol.j2xml.table.content');
		$item = JTable::getInstance('content', 'eshTable');
		if (!$item->load($id))
			return;
		
		$params = new JRegistry($options);
		$dispatcher = JDispatcher::getInstance();
		JPluginHelper::importPlugin('j2xml');
		$results = $dispatcher->trigger('onBeforeContentExport', array('lib_j2xml.article', &$item, $params));
		
		$doc = dom_import_simplexml($xml)->ownerDocument;
		$fragment = $doc->createDocumentFragment();
		$fragment->appendXML($item->toXML());
		$doc->documentElement->appendChild($fragment);

if ($options['users'])
		{
			if ($item->created_by)
				self::_user($item->created_by, $xml, $options);
			if ($item->modified_by)
				self::_user($item->modified_by, $xml, $options);
		}

if ($options['images'])
		{
			$img = null;
			$text = $item->introtext.$item->fulltext;
			$_image = preg_match_all($this->_image_match_string,$text,$matches,PREG_PATTERN_ORDER);
			if (count($matches[1]) > 0)
			{
				for ($i = 0; $i < count($matches[1]); $i++)
				{
					if ($_image = $matches[1][$i])
						self::_image($_image, $xml, $options);
				}
			}

if ($imgs = json_decode($item->images))
			{
				if (isset($imgs->image_fulltext))
					self::_image($imgs->image_fulltext, $xml, $options);

if (isset($imgs->image_intro))
					self::_image($imgs->image_intro, $xml, $options);
			}
		}

if ($options['categories'] && ($item->catid > 0))
			self::_category($item->catid, $xml, $options);

if (class_exists('JHelperTags'))
		{
			$htags = new JHelperTags;
			$itemtags = $htags->getItemTags('com_content.article', $id);
			foreach ($itemtags as $itemtag)
				self::_tag($itemtag->tag_id, $xml, $options);
		}

return $xml;
	}
	
	/*
	 * Export tag
	 * @return 		xml string
	 * @since		14.8.240
	 */
	private function _tag($id, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('id: '.$id,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));

jimport('eshiol.j2xml.table.tag');
		$item = JTable::getInstance('tag', 'eshTable');
		if (!$item->load($id))
			return;
				
		if ($xml->xpath("//j2xml/tag/id[text() = '".$id."']"))
			return;
		if ($item->parent_id > 1)
			self::_tag($item->parent_id, $xml, $options);
		
		$doc = dom_import_simplexml($xml)->ownerDocument;
		$fragment = $doc->createDocumentFragment();
		$fragment->appendXML($item->toXML());
		$doc->documentElement->appendChild($fragment);
				
		if ($options['images'])
		{
			$text = html_entity_decode($item->description);
			$_image = preg_match_all($this->_image_match_string,$text,$matches,PREG_PATTERN_ORDER);
			if (count($matches[1]) > 0)
			{
				for ($i = 0; $i < count($matches[1]); $i++)
				{
					if ($_image = $matches[1][$i])
						self::_image($_image.'1', $xml, $options);
				}
			}
			if ($imgs = json_decode($item->images))
			{
				if (isset($imgs->image_fulltext))
					self::_image($imgs->image_fulltext, $xml, $options);
			
				if (isset($imgs->image_intro))
					self::_image($imgs->image_intro, $xml, $options);
			}
		}
		
		if ($options['users'] && $item->created_user_id)
			self::_user($item->created_user_id, $xml, $options);
		
		if ($options['users'] && $item->modified_user_id)
			self::_user($item->modified_user_id, $xml, $options);
		
		return $xml;
	}

/*
	 * Export category
	 * @return 		xml string
	 * @since		1.6.1.60
	 */
	private function _category($id, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('id: '.$id,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));

if ($xml->xpath("//j2xml/category/id[text() = '".$id."']"))
			return;
		
		jimport('eshiol.j2xml.table.category');
		$item = JTable::getInstance('category', 'eshTable');
		if (!$item->load($id))
			return;
		
		$doc = dom_import_simplexml($xml)->ownerDocument;
		$fragment = $doc->createDocumentFragment();

$allowed_extensions = array('com_content','com_buttons');
		if (in_array($item->extension, $allowed_extensions))
		{
			if (isset($options['content']) && $options['content'])
			{
				$table = '#__'.substr($item->extension, 4);
				$extension = '_'.substr($item->extension, 4);
				$db = JFactory::getDbo();
				$query = $db->getQuery(true)
					->select('id')
					->from($table)
					->where('catid = '.$id);
				$db->setQuery($query);
				$ids_content = $db->loadColumn();
				$options['categories'] = 0;
				foreach ($ids_content as $id_content)
					self::$extension($id_content, $xml, $options);
			}
		}
		$options['content'] = 0;
	
		if ($item->parent_id > 1)
			self::_category($item->parent_id, $xml, $options);

$fragment->appendXML($item->toXML());
		$doc->documentElement->appendChild($fragment);
		
		if ($options['users'] && $item->created_user_id)
			self::_user($item->created_user_id, $xml, $options);
		
		if ($options['users'] && $item->modified_user_id)
			self::_user($item->modified_user_id, $xml, $options);
		
		if ($item->access > 6)
			self::_viewlevel($item->access, $xml, $options);
		
		if ($options['images'])
		{
			$img = null;
			$text = html_entity_decode($item->description);
			$_image = preg_match_all($this->_image_match_string,$text,$matches,PREG_PATTERN_ORDER);
			if (count($matches[1]) > 0)
			{
				for ($i = 0; $i < count($matches[1]); $i++)
				{
					if ($_image = $matches[1][$i])
						self::_image($_image, $xml, $options);
				}
			}
	
			if ($imgs = json_decode($item->params))
			{
				if (isset($imgs->image))
					self::_image($imgs->image, $xml, $options);				
			}
		}
		
		if (class_exists('JHelperTags'))
		{
			$htags = new JHelperTags;
			$itemtags = $htags->getItemTags($item->extension.'.category', $id);
			foreach ($itemtags as $itemtag)
				self::_tag($itemtag->tag_id, $xml, $options);
		}
	}
	
	function export($xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		
		if ($options['debug'] > 0)
		{
			$app = JFactory::getApplication();
			$data = ob_get_contents();
			if ($data)
			{	
				$app->enqueueMessage(JText::_('LIB_J2XML_MSG_ERROR_EXPORT'), 'error');
					$app->enqueueMessage($data, 'error');
				return false;
			}
		}
		ob_clean();
			
		$version = explode(".", J2XMLVersion::$DOCVERSION);
		$xmlVersionNumber = $version[0].$version[1].substr('0'.$version[2], strlen($version[2])-1);

$dom = new DOMDocument('1.0');
		$dom->preserveWhiteSpace = false;
		$dom->formatOutput = true;
		$dom->loadXML($xml->asXML());
		$data = $dom->saveXML();
		
		// modify the MIME type
		$document = JFactory::getDocument();
		if ($options['gzip'])
		{
			$document->setMimeEncoding('application/gzip-compressed', true);
			JResponse::setHeader('Content-disposition', 'attachment; filename="j2xml'.$xmlVersionNumber.date('YmdHis').'.gz"', true);
			$data = gzencode($data, 9);
		}
		else 
		{
			$document->setMimeEncoding('application/xml', true);
			JResponse::setHeader('Content-disposition', 'attachment; filename="j2xml'.$xmlVersionNumber.date('YmdHis').'.xml"', true);
		}
		echo $data;
		return true;
	}

/*
	 * Export content articles, images, section and categories
	 * @return 		xml string
	 * @since		1.5.2.14
	 */
	function content($ids, &$xml, $options)
	{		
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('ids: '.print_r($ids, true),JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));
		
		if (!$xml)
		{
			$data = '<?xml version="1.0" encoding="UTF-8" ?>';
//			$data .= J2XMLVersion::$DOCTYPE;
			$data .= '<j2xml version="'.J2XMLVersion::$DOCVERSION.'"/>';
			$xml = new SimpleXMLElement($data);
		}

if (is_scalar($ids))
		{
			$id = $ids;
			$ids = array();
			$ids[] = $id;
		}
		
		foreach($ids as $id)
			self::_content($id, $xml, $options);
		
		$params = new JRegistry($options);
		JPluginHelper::importPlugin('j2xml');
		$dispatcher = JDispatcher::getInstance();
		// Trigger the onAfterExport event.
		$dispatcher->trigger('onAfterExport', array($this->option.'.'.__FUNCTION__, &$xml, $params));

return $xml;
	}
	
	/*
	 * Export categories
	 * @return 		xml string
	 * @since		1.5.3beta5.43
	 */
	function categories($ids, &$xml, $options)
	{		
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('ids: '.print_r($ids, true),JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));

if (!$xml)
		{
			$data = '<?xml version="1.0" encoding="UTF-8" ?>';
//			$data .= J2XMLVersion::$DOCTYPE;
			$data .= '<j2xml version="'.J2XMLVersion::$DOCVERSION.'"/>';
			$xml = new SimpleXMLElement($data);
		}
		
		if (is_scalar($ids))
		{
			$id = $ids;
			$ids = array();
			$ids[] = $id;
		}
		
		foreach($ids as $id)
			self::_user($id, $xml, $options);
		
		$params = new JRegistry($options);
		JPluginHelper::importPlugin('j2xml');
		$dispatcher = JDispatcher::getInstance();
		// Trigger the onAfterExport event.
		$dispatcher->trigger('onAfterExport', array($this->option.'.'.__FUNCTION__, &$xml, $params));
				
		return $xml;		
	}
	
	/*
	 * Export weblinks
	 * @return 		xml string
	 * @since		1.5.3beta3.38
	 */
	function weblinks($ids, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('ids: '.print_r($ids, true),JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));
	
		if (!$xml)
		{
			$data = '<?xml version="1.0" encoding="UTF-8" ?>';
//			$data .= J2XMLVersion::$DOCTYPE;
			$data .= '<j2xml version="'.J2XMLVersion::$DOCVERSION.'"/>';
			$xml = new SimpleXMLElement($data);
		}
	
		if (is_scalar($ids))
		{
			$id = $ids;
			$ids = array();
			$ids[] = $id;
		}
	
		foreach($ids as $id)
			self::_weblink($id, $xml, $options);
	
		$params = new JRegistry($options);
		JPluginHelper::importPlugin('j2xml');
		$dispatcher = JDispatcher::getInstance();
		// Trigger the onAfterExport event.
		$dispatcher->trigger('onAfterExport', array($this->option.'.'.__FUNCTION__, &$xml, $params));
	
		return $xml;
	}

/**
	 * Export weblink
	 *
	 * @param	string	$_image  Image name
	 * @param	SimpleXMLElement	$xml	xml
	 * @param	array	$options	options
	 * @throws
	 * @return	void
	 * @since	15.8.257
	 */
	private function _weblink($id, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('id: '.$id,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));
	
		jimport('eshiol.j2xml.table.weblink');
		$item = JTable::getInstance('weblink', 'eshTable');
		if (!$item->load($id))
			return;

if ($xml->xpath("//j2xml/weblink/id[text() = '".$id."']"))
			return;
		
		$doc = dom_import_simplexml($xml)->ownerDocument;
		$fragment = $doc->createDocumentFragment();
		$fragment->appendXML($item->toXML());
		$doc->documentElement->appendChild($fragment);
	
		if ($options['users'])
		{
			if ($item->created_by)
				self::_user($item->created_by, $xml, $options);
			if ($item->modified_by)
				self::_user($item->modified_by, $xml, $options);
		}
	
		if ($options['images'])
		{
			$img = null;
			$text = $item->description;
			$_image = preg_match_all($this->_image_match_string,$text,$matches,PREG_PATTERN_ORDER);
			if (count($matches[1]) > 0)
			{
				for ($i = 0; $i < count($matches[1]); $i++)
				{
					if ($_image = $matches[1][$i])
						self::_image($_image, $xml, $options);
				}
			}
	
			if ($imgs = json_decode($item->images))
			{
				if (isset($imgs->image_first))
					self::_image($imgs->image_first, $xml, $options);
				if (isset($imgs->image_second))
					self::_image($imgs->image_second, $xml, $options);
			}
		}
	
		if ($options['categories'] && ($item->catid > 0))
			self::_category($item->catid, $xml, $options);
	
		if (class_exists('JHelperTags'))
		{
			$htags = new JHelperTags;
			$itemtags = $htags->getItemTags('com_weblinks.weblink', $id);
			foreach ($itemtags as $itemtag)
				self::_tag($itemtag->tag_id, $xml, $options);
		}

return $xml;
	}

/*
	 * Export contact
	 * @return
	 * @since		15.9.261
	 */
	private function _contact($id, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('id: '.$id,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));
	
		jimport('eshiol.j2xml.table.contact');
		$item = JTable::getInstance('contact','eshTable');
		if (!$item->load($id))
			return;

if ($xml->xpath("//j2xml/contact/id[text() = '".$item->id."']"))
			return;
	
		$doc = dom_import_simplexml($xml)->ownerDocument;
		$fragment = $doc->createDocumentFragment();
		$fragment->appendXML($item->toXML());
		$doc->documentElement->appendChild($fragment);

if ($options['users'])
		{
			if ($item->created_by)
				self::_user($item->created_by, $xml, $options);
			if ($item->modified_by)
				self::_user($item->modified_by, $xml, $options);
		}
		if ($options['images'])
		{
			if (isset($item->image))
				self::_image($item->image, $xml, $options);
		}
		
		if ($options['categories'] && ($item->catid > 0))
			self::_category($item->catid, $xml, $options);
		
		if (class_exists('JHelperTags'))
		{
			$htags = new JHelperTags;
			$itemtags = $htags->getItemTags('com_contact.contact', $id);
			foreach ($itemtags as $itemtag)
				self::_tag($itemtag->tag_id, $xml, $options);
		}
	}

/*
	 * Export category
	 * @return 		xml string
	 * @since		1.6.1.60
	 */
	private function _viewlevel($id, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('id: '.$id,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));

if ($xml->xpath("//j2xml/viewlevel/id[text() = '".$id."']"))
			return;

jimport('eshiol.j2xml.table.viewlevel');
		$item = JTable::getInstance('viewlevel', 'eshTable');
		if (!$item->load($id))
			return;
		
		$doc = dom_import_simplexml($xml)->ownerDocument;
		$fragment = $doc->createDocumentFragment();
	
		$fragment->appendXML($item->toXML());
		$doc->documentElement->appendChild($fragment);		
	}

/**
	 * Export button
	 *
	 * @param	int					$id		the id
	 * @param	SimpleXMLElement	$xml	xml
	 * @param	array				$options	options
	 * @throws
	 * @return	void
	 * @since	16.1.275
	 */
	private function _buttons($id, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('id: '.$id,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));
	
		jimport('eshiol.j2xml.table.button');
		$item = JTable::getInstance('button', 'eshTable');
		if (!$item->load($id))
			return;

if ($xml->xpath("//j2xml/button/id[text() = '".$id."']"))
			return;
		
		$doc = dom_import_simplexml($xml)->ownerDocument;
		$fragment = $doc->createDocumentFragment();
		$fragment->appendXML($item->toXML());
		$doc->documentElement->appendChild($fragment);
	
		if ($options['users'])
		{
			if ($item->created_by)
				self::_user($item->created_by, $xml, $options);
			if ($item->modified_by)
				self::_user($item->modified_by, $xml, $options);
		}
	
		if ($options['images'])
		{
			$img = null;
			$text = $item->description;
			$_image = preg_match_all($this->_image_match_string,$text,$matches,PREG_PATTERN_ORDER);
			if (count($matches[1]) > 0)
			{
				for ($i = 0; $i < count($matches[1]); $i++)
				{
					if ($_image = $matches[1][$i])
						self::_image($_image, $xml, $options);
				}
			}
	
			if ($imgs = json_decode($item->images))
			{
				if (isset($imgs->image))
					self::_image($imgs->image, $xml, $options);
			}
		}
	
		if ($options['categories'] && ($item->catid > 0))
			self::_category($item->catid, $xml, $options);
	
		if (class_exists('JHelperTags'))
		{
			$htags = new JHelperTags;
			$itemtags = $htags->getItemTags('com_buttons.button', $id);
			foreach ($itemtags as $itemtag)
				self::_tag($itemtag->tag_id, $xml, $options);
		}

return $xml;
	}

/*
	 * Export user note
	 * @return
	 * @since		16.1.276
	 */
	private function _usernote($id, &$xml, $options)
	{
		JLog::add(new JLogEntry(__METHOD__,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('id: '.$id,JLOG::DEBUG,'lib_j2xml'));
		JLog::add(new JLogEntry('options: '.print_r($options, true),JLOG::DEBUG,'lib_j2xml'));
	
		jimport('eshiol.j2xml.table.usernote');
		$item = JTable::getInstance('usernote','eshTable');
		if (!$item->load($id))
			return;

if ($xml->xpath("//j2xml/usernote/id[text() = '".$item->id."']"))
			return;
	
		$doc = dom_import_simplexml($xml)->ownerDocument;
		$fragment = $doc->createDocumentFragment();
		$fragment->appendXML($item->toXML());
		$doc->documentElement->appendChild($fragment);

if ($options['users'])
		{
			if ($item->created_by)
				self::_user($item->created_user_id, $xml, $options);
			if ($item->modified_by)
				self::_user($item->modified_user_id, $xml, $options);
		}

if ($options['images'])
		{
			$img = null;
			$text = html_entity_decode($item->body);
			$_image = preg_match_all($this->_image_match_string,$text,$matches,PREG_PATTERN_ORDER);
			if (count($matches[1]) > 0)
			{
				for ($i = 0; $i < count($matches[1]); $i++)
				{
					if ($_image = $matches[1][$i])
						self::_image($_image, $xml, $options);
				}
			}
		}
		
		if ($options['categories'] && ($item->catid > 0))
			self::_category($item->catid, $xml, $options);
	}
}