Index: wp-includes/widgets.php
===================================================================
--- wp-includes/widgets.php	(revision 5767)
+++ wp-includes/widgets.php	(working copy)
@@ -945,14 +945,14 @@
 		$url = substr($url, 1);
 	if ( empty($url) )
 		return;
-	$rss = fetch_rss($url);
-	$link = clean_url(strip_tags($rss->channel['link']));
+	$rss = new SimplePie( $url, ABSPATH . '/wp-content/rsscache' );
+	$link = clean_url( strip_tags( $rss->get_link() ) );
 	while ( strstr($link, 'http') != $link )
 		$link = substr($link, 1);
-	$desc = attribute_escape(strip_tags(html_entity_decode($rss->channel['description'], ENT_QUOTES)));
+	$desc = attribute_escape(strip_tags(html_entity_decode($rss->get_description(), ENT_QUOTES)));
 	$title = $options[$number]['title'];
 	if ( empty($title) )
-		$title = htmlentities(strip_tags($rss->channel['title']));
+		$title = htmlentities( strip_tags( $rss->get_title() ) );
 	if ( empty($title) )
 		$title = $desc;
 	if ( empty($title) )
@@ -968,21 +968,21 @@
 			<?php $title ? print($before_title . $title . $after_title) : null; ?>
 			<ul>
 <?php
-	if ( is_array( $rss->items ) ) {
-		$rss->items = array_slice($rss->items, 0, $num_items);
-		foreach ($rss->items as $item ) {
-			while ( strstr($item['link'], 'http') != $item['link'] )
-				$item['link'] = substr($item['link'], 1);
-			$link = clean_url(strip_tags($item['link']));
-			$title = attribute_escape(strip_tags($item['title']));
+	if ( is_array( $items = $rss->get_items() ) ) {
+		$items = $rss->get_items(0, $num_items);
+		foreach ($items as $item ) {
+			while ( strstr($item->get_link(), 'http') != $item->get_link() )
+				$item->link = substr($item->get_link(), 1);
+			$link = clean_url( strip_tags( $item->link ) );
+			$title = attribute_escape( strip_tags( $item->get_title() ) );
 			if ( empty($title) )
 				$title = __('Untitled');
 			$desc = '';
 			if ( $show_summary ) {
-				$summary = '<div class="rssSummary">' . $item['description'] . '</div>';
+				$summary = '<div class="rssSummary">' . $item->get_description() . '</div>';
 			} else {
-				if ( isset( $item['description'] ) && is_string( $item['description'] ) )
-					$desc = str_replace(array("\n", "\r"), ' ', attribute_escape(strip_tags(html_entity_decode($item['description'], ENT_QUOTES))));
+				if ( isset( $item->description ) && is_string( $item->get_description() ) )
+					$desc = str_replace(array("\n", "\r"), ' ', attribute_escape(strip_tags(html_entity_decode($item->get_content(), ENT_QUOTES))));
 				$summary = '';
 			}
 			echo "<li><a class='rsswidget' href='$link' title='$desc'>$title</a>$summary</li>";
@@ -1004,7 +1004,7 @@
 		$newoptions[$number]['title'] = trim(strip_tags(stripslashes($_POST["rss-title-$number"])));
 		if ( $url !== $options[$number]['url'] ) {
 			require_once(ABSPATH . WPINC . '/rss.php');
-			$rss = fetch_rss($url);
+			$rss = new SimplePie( $url, ABSPATH . '/wp-content/rsscache' );
 			if ( is_object($rss) ) {
 				$newoptions[$number]['url'] = $url;
 				$newoptions[$number]['error'] = false;
Index: wp-includes/rss.php
===================================================================
--- wp-includes/rss.php	(revision 5767)
+++ wp-includes/rss.php	(working copy)
@@ -1,836 +1,10558 @@
 <?php
-/*
- * Project:     MagpieRSS: a simple RSS integration tool
- * File:        A compiled file for RSS syndication
- * Author:      Kellan Elliott-McCrea <kellan@protest.net>
- * Version:		0.51
- * License:		GPL
+/**
+ * SimplePie
+ *
+ * A PHP-Based RSS and Atom Feed Framework.
+ * Takes the hard work out of managing a complete RSS/Atom solution.
+ *
+ * Copyright (c) 2004-2007, Ryan Parman and Geoffrey Sneddon
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without modification, are 
+ * permitted provided that the following conditions are met:
+ * 
+ * 	* Redistributions of source code must retain the above copyright notice, this list of 
+ * 	  conditions and the following disclaimer.
+ * 
+ * 	* Redistributions in binary form must reproduce the above copyright notice, this list 
+ * 	  of conditions and the following disclaimer in the documentation and/or other materials 
+ * 	  provided with the distribution.
+ * 
+ * 	* Neither the name of the SimplePie Team nor the names of its contributors may be used 
+ * 	  to endorse or promote products derived from this software without specific prior 
+ * 	  written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS 
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS 
+ * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @package SimplePie
+ * @version "Razzleberry"
+ * @copyright 2004-2007 Ryan Parman, Geoffrey Sneddon
+ * @author Ryan Parman
+ * @author Geoffrey Sneddon
+ * @link http://simplepie.org/ SimplePie
+ * @link http://simplepie.org/support/ Please submit all bug reports and feature requests to the SimplePie forums
+ * @license http://www.opensource.org/licenses/bsd-license.php BSD License
+ * @todo phpDoc comments
+ * @todo Add support for itunes namespaces
+ * @todo Check all regular expressions
  */
 
-define('RSS', 'RSS');
-define('ATOM', 'Atom');
-define('MAGPIE_USER_AGENT', 'WordPress/' . $wp_version);
+/**
+ * SimplePie Name
+ */
+define('SIMPLEPIE_NAME', 'SimplePie');
 
-class MagpieRSS {
-	var $parser;
-	var $current_item	= array();	// item currently being parsed
-	var $items			= array();	// collection of parsed items
-	var $channel		= array();	// hash of channel fields
-	var $textinput		= array();
-	var $image			= array();
-	var $feed_type;
-	var $feed_version;
+/**
+ * SimplePie Version
+ */
+define('SIMPLEPIE_VERSION', 'Razzleberry++');
 
-	// parser variables
-	var $stack				= array(); // parser stack
-	var $inchannel			= false;
-	var $initem 			= false;
-	var $incontent			= false; // if in Atom <content mode="xml"> field
-	var $intextinput		= false;
-	var $inimage 			= false;
-	var $current_field		= '';
-	var $current_namespace	= false;
+/**
+ * SimplePie Build
+ * @todo Hardcode for release (there's no need to have to call SimplePie_Misc::parse_date() only every load of simplepie.inc)
+ */
+define('SIMPLEPIE_BUILD', gmdate('YmdHis', SimplePie_Misc::parse_date('$Date$')));
 
-	//var $ERROR = "";
+/**
+ * SimplePie Website URL
+ */
+define('SIMPLEPIE_URL', 'http://simplepie.org/');
 
-	var $_CONTENT_CONSTRUCTS = array('content', 'summary', 'info', 'title', 'tagline', 'copyright');
+/**
+ * SimplePie Useragent
+ * @see SimplePie::set_useragent()
+ */
+define('SIMPLEPIE_USERAGENT', SIMPLEPIE_NAME . '/' . SIMPLEPIE_VERSION . ' (Feed Parser; ' . SIMPLEPIE_URL . '; Allow like Gecko) Build/' . SIMPLEPIE_BUILD);
 
-	function MagpieRSS ($source) {
+/**
+ * SimplePie Linkback
+ */
+define('SIMPLEPIE_LINKBACK', '<a href="' . SIMPLEPIE_URL . '" title="' . SIMPLEPIE_NAME . ' ' . SIMPLEPIE_VERSION . '">' . SIMPLEPIE_NAME . '</a>');
 
-		# if PHP xml isn't compiled in, die
-		#
-		if ( !function_exists('xml_parser_create') )
-			trigger_error( "Failed to load PHP's XML Extension. http://www.php.net/manual/en/ref.xml.php" );
+/**
+ * No Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_NONE', 0);
 
-		$parser = @xml_parser_create();
+/**
+ * Feed Link Element Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_AUTODISCOVERY', 1);
 
-		if ( !is_resource($parser) )
-			trigger_error( "Failed to create an instance of PHP's XML parser. http://www.php.net/manual/en/ref.xml.php");
+/**
+ * Local Feed Extension Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_LOCAL_EXTENSION', 2);
 
+/**
+ * Local Feed Body Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_LOCAL_BODY', 4);
 
-		$this->parser = $parser;
+/**
+ * Remote Feed Extension Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_REMOTE_EXTENSION', 8);
 
-		# pass in parser, and a reference to this object
-		# setup handlers
-		#
-		xml_set_object( $this->parser, $this );
-		xml_set_element_handler($this->parser,
-				'feed_start_element', 'feed_end_element' );
+/**
+ * Remote Feed Body Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_REMOTE_BODY', 16);
 
-		xml_set_character_data_handler( $this->parser, 'feed_cdata' );
+/**
+ * All Feed Autodiscovery
+ * @see SimplePie::set_autodiscovery_level()
+ */
+define('SIMPLEPIE_LOCATOR_ALL', 31);
 
-		$status = xml_parse( $this->parser, $source );
+/**
+ * No known feed type
+ */
+define('SIMPLEPIE_TYPE_NONE', 0);
 
-		if (! $status ) {
-			$errorcode = xml_get_error_code( $this->parser );
-			if ( $errorcode != XML_ERROR_NONE ) {
-				$xml_error = xml_error_string( $errorcode );
-				$error_line = xml_get_current_line_number($this->parser);
-				$error_col = xml_get_current_column_number($this->parser);
-				$errormsg = "$xml_error at line $error_line, column $error_col";
+/**
+ * RSS 0.90
+ */
+define('SIMPLEPIE_TYPE_RSS_090', 1);
 
-				$this->error( $errormsg );
+/**
+ * RSS 0.91 (Netscape)
+ */
+define('SIMPLEPIE_TYPE_RSS_091_NETSCAPE', 2);
+
+/**
+ * RSS 0.91 (Userland)
+ */
+define('SIMPLEPIE_TYPE_RSS_091_USERLAND', 4);
+
+/**
+ * RSS 0.91 (both Netscape and Userland)
+ */
+define('SIMPLEPIE_TYPE_RSS_091', 6);
+
+/**
+ * RSS 0.92
+ */
+define('SIMPLEPIE_TYPE_RSS_092', 8);
+
+/**
+ * RSS 0.93
+ */
+define('SIMPLEPIE_TYPE_RSS_093', 16);
+
+/**
+ * RSS 0.94
+ */
+define('SIMPLEPIE_TYPE_RSS_094', 32);
+
+/**
+ * RSS 1.0
+ */
+define('SIMPLEPIE_TYPE_RSS_10', 64);
+
+/**
+ * RSS 2.0
+ */
+define('SIMPLEPIE_TYPE_RSS_20', 128);
+
+/**
+ * RDF-based RSS
+ */
+define('SIMPLEPIE_TYPE_RSS_RDF', 65);
+
+/**
+ * Non-RDF-based RSS (truly intended as syndication format)
+ */
+define('SIMPLEPIE_TYPE_RSS_SYNDICATION', 190);
+
+/**
+ * All RSS
+ */
+define('SIMPLEPIE_TYPE_RSS_ALL', 255);
+
+/**
+ * Atom 0.3
+ */
+define('SIMPLEPIE_TYPE_ATOM_03', 256);
+
+/**
+ * Atom 1.0
+ */
+define('SIMPLEPIE_TYPE_ATOM_10', 512);
+
+/**
+ * All Atom
+ */
+define('SIMPLEPIE_TYPE_ATOM_ALL', 768);
+
+/**
+ * All feed types
+ */
+define('SIMPLEPIE_TYPE_ALL', 1023);
+
+/**
+ * No construct
+ */
+define('SIMPLEPIE_CONSTRUCT_NONE', 0);
+
+/**
+ * Text construct
+ */
+define('SIMPLEPIE_CONSTRUCT_TEXT', 1);
+
+/**
+ * HTML construct
+ */
+define('SIMPLEPIE_CONSTRUCT_HTML', 2);
+
+/**
+ * XHTML construct
+ */
+define('SIMPLEPIE_CONSTRUCT_XHTML', 4);
+
+/**
+ * base64-encoded construct
+ */
+define('SIMPLEPIE_CONSTRUCT_BASE64', 8);
+
+/**
+ * IRI construct
+ */
+define('SIMPLEPIE_CONSTRUCT_IRI', 16);
+
+/**
+ * All constructs
+ */
+define('SIMPLEPIE_CONSTRUCT_ALL', 31);
+
+/**
+ * PCRE for HTML attributes
+ */
+define('SIMPLEPIE_PCRE_HTML_ATTRIBUTE', '((?:\s+(?:(?:[^\s:]+:)?[^\s:]+)(?:\s*=\s*(?:"(?:[^"]*)"|\'(?:[^\']*)\'|(?:[a-z0-9\-._:]*)))?)*)\s*');
+
+/**
+ * PCRE for XML attributes
+ */
+define('SIMPLEPIE_PCRE_XML_ATTRIBUTE', '((?:\s+(?:(?:[^\s:]+:)?[^\s:]+)\s*=\s*(?:"(?:[^"]*)"|\'(?:[^\']*)\'))*)\s*');
+
+/**
+ * XML Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_XML', 'http://www.w3.org/XML/1998/namespace');
+
+/**
+ * Atom 1.0 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_ATOM_10', 'http://www.w3.org/2005/Atom');
+
+/**
+ * Atom 0.3 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_ATOM_03', 'http://purl.org/atom/ns#');
+
+/**
+ * RDF Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RDF', 'http://www.w3.org/1999/02/22-rdf-syntax-ns#');
+
+/**
+ * RSS 0.90 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_090', 'http://my.netscape.com/rdf/simple/0.9/');
+
+/**
+ * RSS 1.0 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_10', 'http://purl.org/rss/1.0/');
+
+/**
+ * RSS 1.0 Content Module Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_RSS_10_MODULES_CONTENT', 'http://purl.org/rss/1.0/modules/content/');
+
+/**
+ * DC 1.0 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_DC_10', 'http://purl.org/dc/elements/1.0/');
+
+/**
+ * DC 1.1 Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_DC_11', 'http://purl.org/dc/elements/1.1/');
+
+/**
+ * W3C Basic Geo (WGS84 lat/long) Vocabulary Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO', 'http://www.w3.org/2003/01/geo/wgs84_pos#');
+
+/**
+ * GeoRSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_GEORSS', 'http://www.georss.org/georss');
+
+/**
+ * Media RSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_MEDIARSS', 'http://search.yahoo.com/mrss/');
+
+/**
+ * iTunes RSS Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_ITUNES', 'http://www.itunes.com/dtds/podcast-1.0.dtd');
+
+/**
+ * XHTML Namespace
+ */
+define('SIMPLEPIE_NAMESPACE_XHTML', 'http://www.w3.org/1999/xhtml');
+
+/**
+ * IANA Link Relations Registry
+ */
+define('SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY', 'http://www.iana.org/assignments/relation/');
+
+if (version_compare(phpversion(), '5.0.0', '>='))
+{
+	/**
+	 * We're running on PHP5
+	 */
+	define('SIMPLEPIE_PHP5', true);
+}
+else
+{
+	/**
+	 * We're not running on PHP5
+	 */
+	define('SIMPLEPIE_PHP5', false);
+}
+
+/**
+ * SimplePie
+ *
+ * @package SimplePie
+ * @version "Razzleberry"
+ * @copyright 2004-2007 Ryan Parman, Geoffrey Sneddon
+ * @author Ryan Parman
+ * @author Geoffrey Sneddon
+ * @todo Option for type of fetching (cache, not modified header, fetch, etc.)
+ */
+class SimplePie
+{
+	/**
+	 * @var array Raw data
+	 * @access private
+	 */
+	var $data = array();
+
+	/**
+	 * @var mixed Error string
+	 * @access private
+	 */
+	var $error;
+
+	/**
+	 * @var object Instance of SimplePie_Sanitize (or other class)
+	 * @see SimplePie::set_sanitize_class()
+	 * @access private
+	 */
+	var $sanitize;
+
+	/**
+	 * @var string SimplePie Useragent
+	 * @see SimplePie::set_useragent()
+	 * @access private
+	 */
+	var $useragent = SIMPLEPIE_USERAGENT;
+
+	/**
+	 * @var string Feed URL
+	 * @see SimplePie::set_feed_url()
+	 * @access private
+	 */
+	var $feed_url;
+
+	/**
+	 * @var object Instance of SimplePie_File to use as a feed
+	 * @see SimplePie::set_file()
+	 * @access private
+	 */
+	var $file;
+
+	/**
+	 * @var string Raw feed data
+	 * @see SimplePie::set_raw_data()
+	 * @access private
+	 */
+	var $raw_data;
+
+	/**
+	 * @var int Timeout for fetching remote files
+	 * @see SimplePie::set_timeout()
+	 * @access private
+	 */
+	var $timeout = 10;
+
+	/**
+	 * @var bool Forces fsockopen() to be used for remote files instead
+	 * of cURL, even if a new enough version is installed
+	 * @see SimplePie::force_fsockopen()
+	 * @access private
+	 */
+	var $force_fsockopen = false;
+
+	/**
+	 * @var bool Enable/Disable XML dump
+	 * @see SimplePie::enable_xml_dump()
+	 * @access private
+	 */
+	var $xml_dump = false;
+
+	/**
+	 * @var bool Enable/Disable Caching
+	 * @see SimplePie::enable_cache()
+	 * @access private
+	 */
+	var $cache = true;
+
+	/**
+	 * @var int Cache duration (in seconds)
+	 * @see SimplePie::set_cache_duration()
+	 * @access private
+	 */
+	var $cache_duration = 3600;
+
+	/**
+	 * @var int Auto-discovery cache duration (in seconds)
+	 * @see SimplePie::set_autodiscovery_cache_duration()
+	 * @access private
+	 */
+	var $autodiscovery_cache_duration = 604800; // 7 Days.
+
+	/**
+	 * @var string Cache location (relative to executing script)
+	 * @see SimplePie::set_cache_location()
+	 * @access private
+	 */
+	var $cache_location = './cache';
+
+	/**
+	 * @var string Function that creates the cache filename
+	 * @see SimplePie::set_cache_name_function()
+	 * @access private
+	 */
+	var $cache_name_function = 'sha1';
+
+	/**
+	 * @var bool Reorder feed by date descending
+	 * @see SimplePie::enable_order_by_date()
+	 * @access private
+	 */
+	var $order_by_date = true;
+
+	/**
+	 * @var mixed Force input encoding to be set to the follow value
+	 * (false, or anything type-cast to false, disables this feature)
+	 * @see SimplePie::set_input_encoding()
+	 * @access private
+	 */
+	var $input_encoding = false;
+
+	/**
+	 * @var int Feed Autodiscovery Level
+	 * @see SimplePie::set_autodiscovery_level()
+	 * @access private
+	 */
+	var $autodiscovery = SIMPLEPIE_LOCATOR_ALL;
+
+	/**
+	 * @var string Class used for caching feeds
+	 * @see SimplePie::set_cache_class()
+	 * @access private
+	 */
+	var $cache_class = 'SimplePie_Cache';
+
+	/**
+	 * @var string Class used for locating feeds
+	 * @see SimplePie::set_locator_class()
+	 * @access private
+	 */
+	var $locator_class = 'SimplePie_Locator';
+
+	/**
+	 * @var string Class used for parsing feeds
+	 * @see SimplePie::set_parser_class()
+	 * @access private
+	 */
+	var $parser_class = 'SimplePie_Parser';
+
+	/**
+	 * @var string Class used for fetching feeds
+	 * @see SimplePie::set_file_class()
+	 * @access private
+	 */
+	var $file_class = 'SimplePie_File';
+
+	/**
+	 * @var string Class used for items
+	 * @see SimplePie::set_item_class()
+	 * @access private
+	 */
+	var $item_class = 'SimplePie_Item';
+
+	/**
+	 * @var string Class used for authors
+	 * @see SimplePie::set_author_class()
+	 * @access private
+	 */
+	var $author_class = 'SimplePie_Author';
+
+	/**
+	 * @var string Class used for categories
+	 * @see SimplePie::set_category_class()
+	 * @access private
+	 */
+	var $category_class = 'SimplePie_Category';
+
+	/**
+	 * @var string Class used for enclosures
+	 * @see SimplePie::set_enclosures_class()
+	 * @access private
+	 */
+	var $enclosure_class = 'SimplePie_Enclosure';
+
+	/**
+	 * @var string Class used for Media RSS <media:text> captions
+	 * @see SimplePie::set_caption_class()
+	 * @access private
+	 */
+	var $caption_class = 'SimplePie_Caption';
+
+	/**
+	 * @var string Class used for Media RSS <media:copyright>
+	 * @see SimplePie::set_copyright_class()
+	 * @access private
+	 */
+	var $copyright_class = 'SimplePie_Copyright';
+
+	/**
+	 * @var string Class used for Media RSS <media:credit>
+	 * @see SimplePie::set_credit_class()
+	 * @access private
+	 */
+	var $credit_class = 'SimplePie_Credit';
+
+	/**
+	 * @var string Class used for Media RSS <media:rating>
+	 * @see SimplePie::set_rating_class()
+	 * @access private
+	 */
+	var $rating_class = 'SimplePie_Rating';
+
+	/**
+	 * @var string Class used for Media RSS <media:restriction>
+	 * @see SimplePie::set_restriction_class()
+	 * @access private
+	 */
+	var $restriction_class = 'SimplePie_Restriction';
+
+	/**
+	 * @var mixed Set javascript query string parameter (false, or
+	 * anything type-cast to false, disables this feature)
+	 * @see SimplePie::set_javascript()
+	 * @access private
+	 */
+	var $javascript = 'js';
+
+	/**
+	 * @var int Maximum number of feeds to check with autodiscovery
+	 * @see SimplePie::set_max_checked_feeds()
+	 * @access private
+	 */
+	var $max_checked_feeds = 10;
+
+	/**
+	 * @var string Web-accessible path to the handler_favicon.php file.
+	 * @see SimplePie::set_favicon_handler()
+	 * @access private
+	 */
+	var $favicon_handler = '';
+
+	/**
+	 * @var string Web-accessible path to the handler_image.php file.
+	 * @see SimplePie::set_image_handler()
+	 * @access private
+	 */
+	var $image_handler = '';
+
+	/**
+	 * @var array Stores the URLs when multiple feeds are being initialized.
+	 * @see SimplePie::set_feed_url()
+	 * @access private
+	 */
+	var $multifeed_url = array();
+
+	/**
+	 * @var array Stores SimplePie objects when multiple feeds initialized.
+	 * @access private
+	 */
+	var $multifeed_objects = array();
+
+	/**
+	 * @var array Stores the get_object_vars() array for use with multifeeds.
+	 * @see SimplePie::set_feed_url()
+	 * @access private
+	 */
+	var $config_settings = null;
+
+	/**
+	 * @var array Stores the default attributes to be stripped by strip_attributes().
+	 * @see SimplePie::strip_attributes()
+	 * @access private
+	 */
+	var $strip_attributes = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc');
+
+	/**
+	 * @var array Stores the default tags to be stripped by strip_htmltags().
+	 * @see SimplePie::strip_htmltags()
+	 * @access private
+	 */
+	var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
+
+	/**
+	 * The SimplePie class contains feed level data and options
+	 *
+	 * There are two ways that you can create a new SimplePie object. The first
+	 * is by passing a feed URL as a parameter to the SimplePie constructor
+	 * (as well as optionally setting the cache location and cache expiry). This
+	 * will initialise the whole feed with all of the default settings, and you
+	 * can begin accessing methods and properties immediately.
+	 *
+	 * The second way is to create the SimplePie object with no parameters
+	 * at all. This will enable you to set configuration options. After setting
+	 * them, you must initialise the feed using $feed->init(). At that point the
+	 * object's methods and properties will be available to you. This format is
+	 * what is used throughout this documentation.
+	 *
+	 * @access public
+	 * @since 1.0 Preview Release
+	 * @param string $feed_url This is the URL you want to parse.
+	 * @param string $cache_location This is where you want the cache to be stored.
+	 * @param int $cache_duration This is the number of seconds that you want to store the cache file for.
+	 */
+	function SimplePie($feed_url = null, $cache_location = null, $cache_duration = null)
+	{
+		// Other objects, instances created here so we can set options on them
+		$this->sanitize =& new SimplePie_Sanitize;
+
+		// Set options if they're passed to the constructor
+		if ($cache_location !== null)
+		{
+			$this->set_cache_location($cache_location);
+		}
+
+		if ($cache_duration !== null)
+		{
+			$this->set_cache_duration($cache_duration);
+		}
+
+		// Only init the script if we're passed a feed URL
+		if ($feed_url !== null)
+		{
+			$this->set_feed_url($feed_url);
+			$this->init();
+		}
+	}
+
+	/**
+	 * This is the URL of the feed you want to parse.
+	 *
+	 * This allows you to enter the URL of the feed you want to parse, or the
+	 * website you want to try to use auto-discovery on. This takes priority
+	 * over any set raw data.
+	 *
+	 * You can set multiple feeds to mash together by passing an array instead 
+	 * of a string for the $url. Remember that with each additional feed comes 
+	 * additional processing and resources.
+	 *
+	 * @access public
+	 * @since 1.0 Preview Release
+	 * @param mixed $url This is the URL (or array of URLs) that you want to parse.
+	 * @see SimplePie::set_raw_data()
+	 */
+	function set_feed_url($url)
+	{
+		if (is_array($url))
+		{
+			$this->multifeed_url = array();
+			foreach ($url as $value)
+			{
+				$this->multifeed_url[] = SimplePie_Misc::fix_protocol($value, 1);
 			}
 		}
+		else
+		{
+			$this->feed_url = SimplePie_Misc::fix_protocol($url, 1);
+		}
+	}
 
-		xml_parser_free( $this->parser );
+	/**
+	 * Provides an instance of SimplePie_File to use as a feed
+	 *
+	 * @access public
+	 * @param object &$file Instance of SimplePie_File (or subclass)
+	 * @return bool True on success, false on failure
+	 */
+	function set_file(&$file)
+	{
+		if (is_a($file, 'SimplePie_File'))
+		{
+			$this->feed_url = $file->url;
+			$this->file =& $file;
+			return true;
+		}
+		return false;
+	}
 
-		$this->normalize();
+	/**
+	 * Allows you to use a string of RSS/Atom data instead of a remote feed.
+	 *
+	 * If you have a feed available as a string in PHP, you can tell SimplePie
+	 * to parse that data string instead of a remote feed. Any set feed URL
+	 * takes precedence.
+	 *
+	 * @access public
+	 * @since 1.0 Beta 3
+	 * @param string $data RSS or Atom data as a string.
+	 * @see SimplePie::set_feed_url()
+	 */
+	function set_raw_data($data)
+	{
+		$this->raw_data = trim($data);
 	}
 
-	function feed_start_element($p, $element, &$attrs) {
-		$el = $element = strtolower($element);
-		$attrs = array_change_key_case($attrs, CASE_LOWER);
+	/**
+	 * Allows you to override the default timeout for fetching remote feeds.
+	 *
+	 * This allows you to change the maximum time the feed's server to respond
+	 * and send the feed back.
+	 *
+	 * @access public
+	 * @since 1.0 Beta 3
+	 * @param int $timeout The maximum number of seconds to spend waiting to retrieve a feed.
+	 */
+	function set_timeout($timeout = 10)
+	{
+		$this->timeout = (int) $timeout;
+	}
 
-		// check for a namespace, and split if found
-		$ns	= false;
-		if ( strpos( $element, ':' ) ) {
-			list($ns, $el) = split( ':', $element, 2);
+	/**
+	 * Forces SimplePie to use fsockopen() instead of the preferred cURL
+	 * functions.
+	 *
+	 * @access public
+	 * @since 1.0 Beta 3
+	 * @param bool $enable Force fsockopen() to be used
+	 */
+	function force_fsockopen($enable = false)
+	{
+		$this->force_fsockopen = (bool) $enable;
+	}
+
+	/**
+	 * Outputs the raw XML content of the feed, after it has gone through
+	 * SimplePie's filters.
+	 *
+	 * Used only for debugging, this function will output the XML content as
+	 * text/xml. When SimplePie reads in a feed, it does a bit of cleaning up
+	 * before trying to parse it. Many parts of the feed are re-written in
+	 * memory, and in the end, you have a parsable feed. XML dump shows you the
+	 * actual XML that SimplePie tries to parse, which may or may not be very
+	 * different from the original feed.
+	 *
+	 * @access public
+	 * @since 1.0 Preview Release
+	 * @param bool $enable Enable XML dump
+	 */
+	function enable_xml_dump($enable = false)
+	{
+		$this->xml_dump = (bool) $enable;
+	}
+
+	/**
+	 * Enables/disables caching in SimplePie.
+	 *
+	 * This option allows you to disable caching all-together in SimplePie.
+	 * However, disabling the cache can lead to longer load times.
+	 *
+	 * @access public
+	 * @since 1.0 Preview Release
+	 * @param bool $enable Enable caching
+	 */
+	function enable_cache($enable = true)
+	{
+		$this->cache = (bool) $enable;
+	}
+
+	/**
+	 * Set the length of time (in seconds) that the contents of a feed
+	 * will be cached.
+	 *
+	 * @access public
+	 * @param int $seconds The feed content cache duration.
+	 */
+	function set_cache_duration($seconds = 3600)
+	{
+		$this->cache_duration = (int) $seconds;
+	}
+
+	/**
+	 * Set the length of time (in seconds) that the autodiscovered feed
+	 * URL will be cached.
+	 *
+	 * @access public
+	 * @param int $seconds The autodiscovered feed URL cache duration.
+	 */
+	function set_autodiscovery_cache_duration($seconds = 604800)
+	{
+		$this->autodiscovery_cache_duration = (int) $seconds;
+	}
+
+	/**
+	 * Set the file system location where the cached files should be stored.
+	 *
+	 * @access public
+	 * @param string $location The file system location.
+	 */
+	function set_cache_location($location = './cache')
+	{
+		$this->cache_location = (string) $location;
+	}
+
+	/**
+	 * Determines whether feed items should be sorted into reverse chronological order.
+	 *
+	 * @access public
+	 * @param bool $enable Sort as reverse chronological order.
+	 */
+	function enable_order_by_date($enable = true)
+	{
+		$this->order_by_date = (bool) $enable;
+	}
+
+	/**
+	 * Allows you to override the character encoding reported by the feed.
+	 *
+	 * @access public
+	 * @param string $encoding Character encoding.
+	 */
+	function set_input_encoding($encoding = false)
+	{
+		if ($encoding)
+		{
+			$this->input_encoding = (string) $encoding;
 		}
-		if ( $ns and $ns != 'rdf' ) {
-			$this->current_namespace = $ns;
+		else
+		{
+			$this->input_encoding = false;
 		}
+	}
 
-		# if feed type isn't set, then this is first element of feed
-		# identify feed from root element
-		#
-		if (!isset($this->feed_type) ) {
-			if ( $el == 'rdf' ) {
-				$this->feed_type = RSS;
-				$this->feed_version = '1.0';
+	/**
+	 * Set how much feed autodiscovery to do
+	 *
+	 * @access public
+	 * @see SIMPLEPIE_LOCATOR_NONE
+	 * @see SIMPLEPIE_LOCATOR_AUTODISCOVERY
+	 * @see SIMPLEPIE_LOCATOR_LOCAL_EXTENSION
+	 * @see SIMPLEPIE_LOCATOR_LOCAL_BODY
+	 * @see SIMPLEPIE_LOCATOR_REMOTE_EXTENSION
+	 * @see SIMPLEPIE_LOCATOR_REMOTE_BODY
+	 * @see SIMPLEPIE_LOCATOR_ALL
+	 * @param int $level Feed Autodiscovery Level (level can be a
+	 * combination of the above constants, see bitwise OR operator)
+	 */
+	function set_autodiscovery_level($level = SIMPLEPIE_LOCATOR_ALL)
+	{
+		$this->autodiscovery = (int) $level;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for caching.
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_cache_class($class = 'SimplePie_Cache')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Cache'))
+		{
+			$this->cache_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for auto-discovery.
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_locator_class($class = 'SimplePie_Locator')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Locator'))
+		{
+			$this->locator_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for XML parsing.
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_parser_class($class = 'SimplePie_Parser')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Parser'))
+		{
+			$this->parser_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for remote file fetching.
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_file_class($class = 'SimplePie_File')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_File'))
+		{
+			$this->file_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for data sanitization.
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_sanitize_class($class = 'SimplePie_Sanitize')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Sanitize'))
+		{
+			$this->sanitize =& new $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for handling feed items.
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_item_class($class = 'SimplePie_Item')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Item'))
+		{
+			$this->item_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for handling author data.
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_author_class($class = 'SimplePie_Author')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Author'))
+		{
+			$this->author_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for handling category data.
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_category_class($class = 'SimplePie_Category')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Category'))
+		{
+			$this->category_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for feed enclosures.
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_enclosure_class($class = 'SimplePie_Enclosure')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Enclosure'))
+		{
+			$this->enclosure_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for <media:text> captions
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_caption_class($class = 'SimplePie_Caption')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Caption'))
+		{
+			$this->caption_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for <media:copyright>
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_copyright_class($class = 'SimplePie_Copyright')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Copyright'))
+		{
+			$this->copyright_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for <media:credit>
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_credit_class($class = 'SimplePie_Credit')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Credit'))
+		{
+			$this->credit_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for <media:rating>
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_rating_class($class = 'SimplePie_Rating')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Rating'))
+		{
+			$this->rating_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to change which class SimplePie uses for <media:restriction>
+	 * Useful when you are overloading or extending SimplePie's default classes.
+	 * 
+	 * @access public
+	 * @param string $class Name of custom class.
+	 * @link http://php.net/manual/en/keyword.extends.php PHP4 extends documentation
+	 * @link http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends PHP5 extends documentation
+	 */
+	function set_restriction_class($class = 'SimplePie_Restriction')
+	{
+		if (SimplePie_Misc::is_subclass_of($class, 'SimplePie_Restriction'))
+		{
+			$this->restriction_class = $class;
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Allows you to override the default user agent string.
+	 *
+	 * @access public
+	 * @param string $ua New user agent string.
+	 */
+	function set_useragent($ua = SIMPLEPIE_USERAGENT)
+	{
+		$this->useragent = (string) $ua;
+	}
+
+	/**
+	 * Set callback function to create cache filename with
+	 *
+	 * @access public
+	 * @param mixed $function Callback function
+	 */
+	function set_cache_name_function($function = 'sha1')
+	{
+		if (is_callable($function))
+		{
+			$this->cache_name_function = $function;
+		}
+	}
+
+	/**
+	 * Set javascript query string parameter
+	 *
+	 * @access public
+	 * @param mixed $get Javascript query string parameter
+	 */
+	function set_javascript($get = 'js')
+	{
+		if ($get)
+		{
+			$this->javascript = (string) $get;
+		}
+		else
+		{
+			$this->javascript = false;
+		}
+	}
+
+	/**
+	 * Set options to make SP as fast as possible.  Forgoes a 
+	 * substantial amount of data sanitization in favor of speed.
+	 *
+	 * @access public
+	 * @param bool $set Whether to set them or not
+	 */
+	function set_stupidly_fast($set = false)
+	{
+		if ($set)
+		{
+			$this->enable_order_by_date(false);
+			$this->remove_div(false);
+			$this->strip_comments(false);
+			$this->strip_htmltags(false);
+			$this->strip_attributes(false);
+			$this->set_image_handler(false);
+		}
+	}
+
+	/**
+	 * Set maximum number of feeds to check with autodiscovery
+	 *
+	 * @access public
+	 * @param int $max Maximum number of feeds to check
+	 */
+	function set_max_checked_feeds($max = 10)
+	{
+		$this->max_checked_feeds = (int) $max;
+	}
+
+	function remove_div($enable = true)
+	{
+		$this->sanitize->remove_div($enable);
+	}
+
+	function strip_htmltags($tags = '', $encode = null)
+	{
+		if ($tags === '')
+		{
+			$tags = $this->strip_htmltags;
+		}
+		$this->sanitize->strip_htmltags($tags);
+		if ($encode !== null)
+		{
+			$this->sanitize->encode_instead_of_strip($tags);
+		}
+	}
+
+	function encode_instead_of_strip($enable = true)
+	{
+		$this->sanitize->encode_instead_of_strip($enable);
+	}
+
+	function strip_attributes($attribs = '')
+	{
+		if ($attribs === '')
+		{
+			$attribs = $this->strip_attributes;
+		}
+		$this->sanitize->strip_attributes($attribs);
+	}
+
+	function set_output_encoding($encoding = 'UTF-8')
+	{
+		$this->sanitize->set_output_encoding($encoding);
+	}
+
+	function strip_comments($strip = false)
+	{
+		$this->sanitize->strip_comments($strip);
+	}
+
+	/**
+	 * Set element/attribute key/value pairs of HTML attributes
+	 * containing URLs that need to be resolved relative to the feed
+	 *
+	 * @access public
+	 * @since 1.0
+	 * @param array $element_attribute Element/attribute key/value pairs
+	 */
+	function set_url_replacements($element_attribute = array('blockquote' => 'cite', 'ins' => 'cite', 'del' => 'cite', 'a' => 'href', 'q' => 'cite', 'img' => 'src', 'img' => 'longdesc', 'area' => 'href', 'form' => 'action', 'input' => 'src'))
+	{
+		$this->sanitize->set_url_replacements($element_attribute);
+	}
+
+	/**
+	 * Set the handler to enable the display of cached favicons.
+	 *
+	 * @access public
+	 * @param str $page Web-accessible path to the handler_favicon.php file.
+	 * @param str $qs The query string that the value should be passed to.
+	 */
+	function set_favicon_handler($page = false, $qs = 'i')
+	{
+		if ($page != false)
+		{
+			$this->favicon_handler = $page . '?' . $qs . '=';
+		}
+		else
+		{
+			$this->favicon_handler = '';
+		}
+	}
+
+	/**
+	 * Set the handler to enable the display of cached images.
+	 *
+	 * @access public
+	 * @param str $page Web-accessible path to the handler_image.php file.
+	 * @param str $qs The query string that the value should be passed to.
+	 */
+	function set_image_handler($page = false, $qs = 'i')
+	{
+		if ($page != false)
+		{
+			$this->sanitize->set_image_handler($page . '?' . $qs . '=');
+		}
+		else
+		{
+			$this->image_handler = '';
+		}
+	}
+
+	function init()
+	{
+		if ((function_exists('version_compare') && version_compare(phpversion(), '4.3.2', '<')) || !extension_loaded('xml') || !extension_loaded('pcre'))
+		{
+			return false;
+		}
+		if (isset($_GET[$this->javascript]))
+		{
+			if (function_exists('ob_gzhandler'))
+			{
+				ob_start('ob_gzhandler');
 			}
-			elseif ( $el == 'rss' ) {
-				$this->feed_type = RSS;
-				$this->feed_version = $attrs['version'];
+			header('Content-type: text/javascript; charset: UTF-8');
+			header('Cache-Control: must-revalidate');
+			header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 604800) . ' GMT'); // 7 days
+			?>
+function embed_odeo(link) {
+	document.writeln('<embed src="http://odeo.com/flash/audio_player_fullsize.swf" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="440" height="80" wmode="transparent" allowScriptAccess="any" flashvars="valid_sample_rate=true&external_url='+link+'"></embed>');
+}
+
+function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) {
+	if (placeholder != '') {
+		document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" href="'+link+'" src="'+placeholder+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="false" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>');
+	}
+	else {
+		document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" src="'+link+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="true" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>');
+	}
+}
+
+function embed_flash(bgcolor, width, height, link, loop, type) {
+	document.writeln('<embed src="'+link+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="'+type+'" quality="high" width="'+width+'" height="'+height+'" bgcolor="'+bgcolor+'" loop="'+loop+'"></embed>');
+}
+
+function embed_flv(width, height, link, placeholder, loop, player) {
+	document.writeln('<embed src="'+player+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="'+width+'" height="'+height+'" wmode="transparent" flashvars="file='+link+'&autostart=false&repeat='+loop+'&showdigits=true&showfsbutton=false"></embed>');
+}
+
+function embed_wmedia(width, height, link) {
+	document.writeln('<embed type="application/x-mplayer2" src="'+link+'" autosize="1" width="'+width+'" height="'+height+'" showcontrols="1" showstatusbar="0" showdisplay="0" autostart="0"></embed>');
+}
+			<?php
+			exit;
+		}
+
+		// Pass whatever was set with config options over to the sanitizer.
+		$this->sanitize->pass_cache_data($this->cache, $this->cache_location, $this->cache_name_function, $this->cache_class);
+		$this->sanitize->pass_file_data($this->file_class, $this->timeout, $this->useragent, $this->force_fsockopen);
+
+		if ($this->feed_url !== null || $this->raw_data !== null)
+		{
+			$this->data = array();
+			$this->multifeed_objects = array();
+			$cache = false;
+
+			if ($this->feed_url !== null)
+			{
+				$parsed_feed_url = SimplePie_Misc::parse_url($this->feed_url);
+				// Decide whether to enable caching
+				if ($this->cache && $parsed_feed_url['scheme'] !== '')
+				{
+					$cache =& new $this->cache_class($this->cache_location, call_user_func($this->cache_name_function, $this->feed_url), 'spc');
+				}
+				// If it's enabled and we don't want an XML dump, use the cache
+				if ($cache && !$this->xml_dump)
+				{
+					// Load the Cache
+					$this->data = $cache->load();
+					if (!empty($this->data))
+					{
+						// If the cache is for an outdated build of SimplePie
+						if (!isset($this->data['build']) || $this->data['build'] != SIMPLEPIE_BUILD)
+						{
+							$cache->unlink();
+							$this->data = array();
+						}
+						// If we've hit a collision just rerun it with caching disabled
+						elseif (isset($this->data['url']) && $this->data['url'] != $this->feed_url)
+						{
+							$cache = false;
+							$this->data = array();
+						}
+						// If we've got a non feed_url stored (if the page isn't actually a feed, or is a redirect) use that URL.
+						elseif (isset($this->data['feed_url']))
+						{
+							// If the autodiscovery cache is still valid use it.
+							if ($cache->mtime() + $this->autodiscovery_cache_duration > time())
+							{
+								// Do not need to do feed autodiscovery yet.
+								if ($this->data['feed_url'] == $this->data['url'])
+								{
+									$cache->unlink();
+									$this->data = array();
+								}
+								else
+								{
+									$this->set_feed_url($this->data['feed_url']);
+									return $this->init();
+								}
+							}
+						}
+						// Check if the cache has been updated
+						elseif ($cache->mtime() + $this->cache_duration < time())
+						{
+							// If we have last-modified and/or etag set
+							if (isset($this->data['headers']['last-modified']) || isset($this->data['headers']['etag']))
+							{
+								$headers = array();
+								if (isset($this->data['headers']['last-modified']))
+								{
+									$headers['if-modified-since'] = $this->data['headers']['last-modified'];
+								}
+								if (isset($this->data['headers']['etag']))
+								{
+									$headers['if-none-match'] = $this->data['headers']['etag'];
+								}
+								$file =& new $this->file_class($this->feed_url, $this->timeout/10, 5, $headers, $this->useragent, $this->force_fsockopen);
+								if ($file->success)
+								{
+									if ($file->status_code == 304)
+									{
+										$cache->touch();
+										return true;
+									}
+									else
+									{
+										$headers = $file->headers;
+									}
+								}
+								else
+								{
+									unset($file);
+								}
+							}
+						}
+						// If the cache is still valid, just return true
+						else
+						{
+							return true;
+						}
+					}
+					// If the cache is empty, delete it
+					else
+					{
+						$cache->unlink();
+						$this->data = array();
+					}
+				}
+				// If we don't already have the file (it'll only exist if we've opened it to check if the cache has been modified), open it.
+				if (!isset($file))
+				{
+					if (is_a($this->file, 'SimplePie_File') && $this->file->url == $this->feed_url)
+					{
+						$file =& $this->file;
+					}
+					else
+					{
+						$file =& new $this->file_class($this->feed_url, $this->timeout, 5, null, $this->useragent, $this->force_fsockopen);
+					}
+				}
+				// If the file connection has an error, set SimplePie::error to that and quit
+				if (!$file->success)
+				{
+					$this->error = $file->error;
+					if (!empty($this->data))
+					{
+						return true;
+					}
+					else
+					{
+						return false;
+					}
+				}
+
+				// Check if the supplied URL is a feed, if it isn't, look for it.
+				$locate =& new $this->locator_class($file, $this->timeout, $this->useragent, $this->file_class, $this->max_checked_feeds);
+				if (!$locate->is_feed($file))
+				{
+					// We need to unset this so that if SimplePie::set_file() has been called that object is untouched
+					unset($file);
+					if ($file = $locate->find($this->autodiscovery))
+					{
+						if ($cache)
+						{
+							if (!$cache->save(array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD)))
+							{
+								trigger_error("$cache->name is not writeable", E_USER_WARNING);
+							}
+							$cache =& new $this->cache_class($this->cache_location, call_user_func($this->cache_name_function, $file->url), 'spc');
+						}
+						$this->feed_url = $file->url;
+					}
+					else
+					{
+						$this->error = "A feed could not be found at $this->feed_url";
+						SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+						return false;
+					}
+				}
+				$locate = null;
+
+				$headers = $file->headers;
+				$data = trim($file->body);
+				unset($file);
 			}
-			elseif ( $el == 'feed' ) {
-				$this->feed_type = ATOM;
-				$this->feed_version = $attrs['version'];
-				$this->inchannel = true;
+			else
+			{
+				$data = $this->raw_data;
 			}
-			return;
+
+			// First check to see if input has been overridden.
+			if ($this->input_encoding !== false)
+			{
+				$encoding = $this->input_encoding;
+			}
+			// Second try HTTP headers
+			elseif (isset($headers['content-type']) && preg_match('/;[\x09\x20]*charset=([^;]*)/i', $headers['content-type'], $charset))
+			{
+				$encoding = $charset[1];
+			}
+			// Then prolog, if at the very start of the document
+			elseif (preg_match("/^<\?xml[\x20\x9\xD\xA]+version([\x20\x9\xD\xA]+)?=([\x20\x9\xD\xA]+)?(\"1.0\"|'1.0'|\"1.1\"|'1.1')[\x20\x9\xD\xA]+encoding([\x20\x9\xD\xA]+)?=([\x20\x9\xD\xA]+)?(\"[A-Za-z][A-Za-z0-9._\-]*\"|'[A-Za-z][A-Za-z0-9._\-]*')([\x20\x9\xD\xA]+standalone([\x20\x9\xD\xA]+)?=([\x20\x9\xD\xA]+)?(\"(yes|no)\"|'(yes|no)'))?([\x20\x9\xD\xA]+)?\?>/", $data, $prolog))
+			{
+				$encoding = substr($prolog[6], 1, -1);
+			}
+			// UTF-32 Big Endian BOM
+			elseif (strpos($data, "\x0\x0\xFE\xFF") === 0)
+			{
+				$encoding = 'UTF-32be';
+			}
+			// UTF-32 Little Endian BOM
+			elseif (strpos($data, "\xFF\xFE\x0\x0") === 0)
+			{
+				$encoding = 'UTF-32';
+			}
+			// UTF-16 Big Endian BOM
+			elseif (strpos($data, "\xFE\xFF") === 0)
+			{
+				$encoding = 'UTF-16be';
+			}
+			// UTF-16 Little Endian BOM
+			elseif (strpos($data, "\xFF\xFE") === 0)
+			{
+				$encoding = 'UTF-16le';
+			}
+			// UTF-8 BOM
+			elseif (strpos($data, "\xEF\xBB\xBF") === 0)
+			{
+				$encoding = 'UTF-8';
+			}
+			// Fallback to the default (US-ASCII for text/xml, ISO-8859-1 for text/* MIME types, UTF-8 otherwise)
+			elseif (isset($headers['content-type']) && strtolower(SimplePie_Misc::parse_mime($headers['content-type'])) == 'text/xml')
+			{
+				$encoding = 'US-ASCII';
+			}
+			elseif (isset($headers['content-type']) && preg_match('/^text\//i', SimplePie_Misc::parse_mime($headers['content-type'])))
+			{
+				$encoding = 'ISO-8859-1';
+			}
+			else
+			{
+				$encoding = 'UTF-8';
+			}
+
+			// Change the encoding to UTF-8 (as we always use UTF-8 internally)
+			if ($encoding != 'UTF-8')
+			{
+				$data = SimplePie_Misc::change_encoding($data, $encoding, 'UTF-8');
+			}
+
+			// Strip illegal characters (if on less than PHP5, as on PHP5's XML extension can manage fine, thereby breaking the XML spec)
+			if (!SIMPLEPIE_PHP5)
+			{
+				$data = SimplePie_Misc::utf8_bad_replace($data);
+			}
+
+			$parser =& new $this->parser_class();
+			$parser->pre_process($data, 'UTF-8');
+			// If we want the XML, just output that and quit
+			if ($this->xml_dump)
+			{
+				header('Content-type: text/xml; charset=UTF-8');
+				echo $data;
+				exit;
+			}
+			// If it's parsed fine
+			elseif ($parser->parse($data))
+			{
+				unset($data);
+				$this->data = $parser->get_data();
+				if (isset($this->data['child']))
+				{
+					if (isset($headers))
+					{
+						$this->data['headers'] = $headers;
+					}
+					$this->data['build'] = SIMPLEPIE_BUILD;
+
+					// Cache the file if caching is enabled
+					if ($cache && !$cache->save($this->data))
+					{
+						trigger_error("$cache->name is not writeable", E_USER_WARNING);
+					}
+					return true;
+				}
+				else
+				{
+					$this->error = "A feed could not be found at $this->feed_url";
+					SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+					return false;
+				}
+			}
+			// If we have an error, just set SimplePie::error to it and quit
+			else
+			{
+				$this->error = sprintf('XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column());
+				SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__);
+				return false;
+			}
 		}
+		elseif (!empty($this->multifeed_url))
+		{
+			$i = 0;
+			$success = 0;
+			$this->multifeed_objects = array();
+			foreach ($this->multifeed_url as $url)
+			{
+				if (SIMPLEPIE_PHP5)
+				{
+					// This keyword needs to defy coding standards for PHP4 compatibility
+					$this->multifeed_objects[$i] = clone($this);
+				}
+				else
+				{
+					$this->multifeed_objects[$i] = $this;
+				}
+				$this->multifeed_objects[$i]->set_feed_url($url);
+				$success |= $this->multifeed_objects[$i]->init();
+				$i++;
+			}
+			return (bool) $success;
+		}
+		else
+		{
+			return false;
+		}
+	}
 
-		if ( $el == 'channel' )
+	/**
+	 * Return the error message for the occured error
+	 *
+	 * @access public
+	 * @return string Error message
+	 */
+	function error()
+	{
+		return $this->error;
+	}
+
+	function get_encoding()
+	{
+		return $this->sanitize->output_encoding;
+	}
+
+	function handle_content_type($mime = 'text/html')
+	{
+		if (!headers_sent())
 		{
-			$this->inchannel = true;
+			$header = "Content-type: $mime;";
+			if ($this->get_encoding())
+			{
+				$header .= ' charset=' . $this->get_encoding();
+			}
+			else
+			{
+				$header .= ' charset=UTF-8';
+			}
+			header($header);
 		}
-		elseif ($el == 'item' or $el == 'entry' )
+	}
+
+	function get_type()
+	{
+		if (!isset($this->data['type']))
 		{
-			$this->initem = true;
-			if ( isset($attrs['rdf:about']) ) {
-				$this->current_item['about'] = $attrs['rdf:about'];
+			$this->data['type'] = SIMPLEPIE_TYPE_ALL;
+			if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed']))
+			{
+				$this->data['type'] &= SIMPLEPIE_TYPE_ATOM_10;
 			}
+			elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed']))
+			{
+				$this->data['type'] &= SIMPLEPIE_TYPE_ATOM_03;
+			}
+			elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF']))
+			{
+				if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['channel'])
+				|| isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['image'])
+				|| isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item'])
+				|| isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_10]['textinput']))
+				{
+					$this->data['type'] &= SIMPLEPIE_TYPE_RSS_10;
+				}
+				if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['channel'])
+				|| isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['image'])
+				|| isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item'])
+				|| isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_090]['textinput']))
+				{
+					$this->data['type'] &= SIMPLEPIE_TYPE_RSS_090;
+				}
+			}
+			elseif (isset($this->data['child']['']['rss']))
+			{
+				$this->data['type'] &= SIMPLEPIE_TYPE_RSS_ALL;
+				if (isset($this->data['child']['']['rss'][0]['attribs']['']['version']))
+				{
+					switch (trim($this->data['child']['']['rss'][0]['attribs']['']['version']))
+					{
+						case '0.91':
+							$this->data['type'] &= SIMPLEPIE_TYPE_RSS_091;
+							if (isset($this->data['child']['']['rss'][0]['child']['']['skiphours']['hour'][0]['data']))
+							{
+								switch (trim($this->data['child']['']['rss'][0]['child']['']['skiphours']['hour'][0]['data']))
+								{
+									case '0':
+										$this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_NETSCAPE;
+										break;
+
+									case '24':
+										$this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_USERLAND;
+										break;
+								}
+							}
+							break;
+
+						case '0.92':
+							$this->data['type'] &= SIMPLEPIE_TYPE_RSS_092;
+							break;
+
+						case '0.93':
+							$this->data['type'] &= SIMPLEPIE_TYPE_RSS_093;
+							break;
+
+						case '0.94':
+							$this->data['type'] &= SIMPLEPIE_TYPE_RSS_094;
+							break;
+
+						case '2.0':
+							$this->data['type'] &= SIMPLEPIE_TYPE_RSS_20;
+							break;
+					}
+				}
+			}
+			else
+			{
+				$this->data['type'] = SIMPLEPIE_TYPE_NONE;
+			}
 		}
+		return $this->data['type'];
+	}
 
-		// if we're in the default namespace of an RSS feed,
-		//  record textinput or image fields
-		elseif (
-			$this->feed_type == RSS and
-			$this->current_namespace == '' and
-			$el == 'textinput' )
+	/**
+	 * Returns the URL for the favicon of the feed's website.
+	 *
+	 * @access public
+	 * @since 1.0
+	 * @param string $alternate This is the image that will be used if no other favicons are found.
+	 */
+	function get_favicon($alternate = '')
+	{
+		if (($url = $this->get_link()) !== null && preg_match('/^http(s)?:\/\//i', $url))
 		{
-			$this->intextinput = true;
+			$standard_favicon = SimplePie_Misc::absolutize_url('/favicon.ico', $url);
+			$favicon = $standard_favicon;
+
+			if ($this->cache)
+			{
+				$cache =& new $this->cache_class($this->cache_location, call_user_func($this->cache_name_function, $favicon), 'spi');
+
+				if ($cache->load())
+				{
+					return $this->favicon_handler . $favicon;
+				}
+				else
+				{
+					$file =& new $this->file_class($favicon, $this->timeout/10, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen);
+
+					if ($file->success && ($file->status_code == 200 || ($file->status_code > 206 && $file->status_code < 300)) && strlen($file->body) > 0)
+					{
+						if ($this->favicon_handler)
+						{
+							if ($cache->save(array('headers' => $file->headers, 'body' => $file->body)))
+							{
+								return $this->favicon_handler . $favicon;
+							}
+							else
+							{
+								trigger_error("$cache->name is not writeable", E_USER_WARNING);
+							}
+						}
+						return $favicon;
+					}
+					else
+					{
+						unset($file);
+						$file =& new $this->file_class($this->get_link(), $this->timeout/10, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen);
+						$headers = $file->headers;
+
+						if ($file->success && ($file->status_code == 200 || ($file->status_code > 206 && $file->status_code < 300)))
+						{
+							preg_match_all('/<link([^>]*)rel=("|\')shortcut icon("|\')([^>]*)>/i', $file->body, $m);
+							if (isset($m[0][0]) && !empty($m[0][0]))
+							{
+								preg_match_all('/href=("|\')([^("|\')]*)("|\')/i', $m[0][0], $m);
+								if (isset($m[2][0]) && !empty($m[0][0]) && $m[2][0] != $standard_favicon)
+								{
+									unset($file);
+									$favicon = SimplePie_Misc::absolutize_url($m[2][0], $this->get_link());
+									$file =& new $this->file_class($favicon, $this->timeout/10, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen);
+
+									if ($file->success && ($file->status_code == 200 || ($file->status_code > 206 && $file->status_code < 300)) && strlen($file->body) > 0)
+									{
+										if ($this->favicon_handler)
+										{
+											$cache =& new $this->cache_class($this->cache_location, call_user_func($this->cache_name_function, $favicon), 'spi');
+
+											if ($cache->save(array('headers' => $file->headers, 'body' => $file->body)))
+											{
+												return $this->favicon_handler . $favicon;
+											}
+											else
+											{
+												trigger_error("$cache->name is not writeable", E_USER_WARNING);
+											}
+										}
+										else
+										{
+											trigger_error("$cache->name is not writeable", E_USER_WARNING);
+										}
+									}
+									return $m[2][0];
+								}
+							}
+						}
+					}
+				}
+			}
+			else
+			{
+				return $favicon;
+			}
 		}
 
-		elseif (
-			$this->feed_type == RSS and
-			$this->current_namespace == '' and
-			$el == 'image' )
+		// If it was successful, it would have returned something already.  This is a catch-all.
+		if ($alternate != '')
 		{
-			$this->inimage = true;
+			return $alternate;
 		}
+		return false;
+	}
 
-		# handle atom content constructs
-		elseif ( $this->feed_type == ATOM and in_array($el, $this->_CONTENT_CONSTRUCTS) )
+	/**
+	 * @todo If we have a perm redirect we should return the new URL
+	 * @todo When we make the above change, let's support <itunes:new-feed-url> as well.
+	 */
+	function subscribe_url()
+	{
+		if ($this->feed_url !== null)
 		{
-			// avoid clashing w/ RSS mod_content
-			if ($el == 'content' ) {
-				$el = 'atom_content';
+			return $this->feed_url;
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function subscribe_feed()
+	{
+		if ($this->feed_url !== null)
+		{
+			return SimplePie_Misc::fix_protocol($this->feed_url, 2);
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function subscribe_outlook()
+	{
+		if ($this->feed_url !== null)
+		{
+			return 'outlook' . SimplePie_Misc::fix_protocol($this->feed_url, 2);
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function subscribe_podcast()
+	{
+		if ($this->feed_url !== null)
+		{
+			return SimplePie_Misc::fix_protocol($this->feed_url, 3);
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function subscribe_itunes()
+	{
+		if ($this->feed_url !== null)
+		{
+			return SimplePie_Misc::fix_protocol($this->feed_url, 4);
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	/**
+	 * Creates the subscribe_* methods' return data
+	 *
+	 * @access private
+	 * @param string $feed_url String to prefix to the feed URL
+	 * @param string $site_url String to prefix to the site URL (and
+	 * suffix to the feed URL)
+	 * @return mixed URL if feed exists, false otherwise
+	 */
+	function subscribe_service($feed_url, $site_url = null)
+	{
+		if ($this->subscribe_url())
+		{
+			$return = $feed_url . rawurlencode($this->subscribe_url());
+			if ($site_url !== null && $this->get_link() !== null)
+			{
+				$return .= $site_url . rawurlencode($this->get_link());
 			}
+			return $return;
+		}
+		else
+		{
+			return null;
+		}
+	}
 
-			$this->incontent = $el;
+	function subscribe_aol()
+	{
+		return $this->subscribe_service('http://feeds.my.aol.com/add.jsp?url=');
+	}
 
+	function subscribe_bloglines()
+	{
+		return $this->subscribe_service('http://www.bloglines.com/sub/');
+	}
 
+	function subscribe_eskobo()
+	{
+		return $this->subscribe_service('http://www.eskobo.com/?AddToMyPage=');
+	}
+
+	function subscribe_feedfeeds()
+	{
+		return $this->subscribe_service('http://www.feedfeeds.com/add?feed=');
+	}
+
+	function subscribe_feedster()
+	{
+		return $this->subscribe_service('http://www.feedster.com/myfeedster.php?action=addrss&amp;confirm=no&amp;rssurl=');
+	}
+
+	function subscribe_google()
+	{
+		return $this->subscribe_service('http://fusion.google.com/add?feedurl=');
+	}
+
+	function subscribe_gritwire()
+	{
+		return $this->subscribe_service('http://my.gritwire.com/feeds/addExternalFeed.aspx?FeedUrl=');
+	}
+
+	function subscribe_msn()
+	{
+		return $this->subscribe_service('http://my.msn.com/addtomymsn.armx?id=rss&amp;ut=', '&amp;ru=');
+	}
+
+	function subscribe_netvibes()
+	{
+		return $this->subscribe_service('http://www.netvibes.com/subscribe.php?url=');
+	}
+
+	function subscribe_newsburst()
+	{
+		return $this->subscribe_service('http://www.newsburst.com/Source/?add=');
+	}
+
+	function subscribe_newsgator()
+	{
+		return $this->subscribe_service('http://www.newsgator.com/ngs/subscriber/subext.aspx?url=');
+	}
+
+	function subscribe_odeo()
+	{
+		return $this->subscribe_service('http://www.odeo.com/listen/subscribe?feed=');
+	}
+
+	function subscribe_podnova()
+	{
+		return $this->subscribe_service('http://www.podnova.com/index_your_podcasts.srf?action=add&amp;url=');
+	}
+
+	function subscribe_rojo()
+	{
+		return $this->subscribe_service('http://www.rojo.com/add-subscription?resource=');
+	}
+
+	function subscribe_yahoo()
+	{
+		return $this->subscribe_service('http://add.my.yahoo.com/rss?url=');
+	}
+
+	function get_feed_tags($namespace, $tag)
+	{
+		$type = $this->get_type();
+		if ($type & SIMPLEPIE_TYPE_ATOM_10)
+		{
+			if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['child'][$namespace][$tag]))
+			{
+				return $this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['child'][$namespace][$tag];
+			}
 		}
+		if ($type & SIMPLEPIE_TYPE_ATOM_03)
+		{
+			if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['child'][$namespace][$tag]))
+			{
+				return $this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['child'][$namespace][$tag];
+			}
+		}
+		if ($type & SIMPLEPIE_TYPE_RSS_RDF)
+		{
+			if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][$namespace][$tag]))
+			{
+				return $this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['child'][$namespace][$tag];
+			}
+		}
+		if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
+		{
+			if (isset($this->data['child']['']['rss'][0]['child'][$namespace][$tag]))
+			{
+				return $this->data['child']['']['rss'][0]['child'][$namespace][$tag];
+			}
+		}
+		return null;
+	}
 
-		// if inside an Atom content construct (e.g. content or summary) field treat tags as text
-		elseif ($this->feed_type == ATOM and $this->incontent )
+	function get_channel_tags($namespace, $tag)
+	{
+		$type = $this->get_type();
+		if ($type & SIMPLEPIE_TYPE_ATOM_ALL)
 		{
-			// if tags are inlined, then flatten
-			$attrs_str = join(' ',
-					array_map('map_attrs',
-					array_keys($attrs),
-					array_values($attrs) ) );
+			if ($return = $this->get_feed_tags($namespace, $tag))
+			{
+				return $return;
+			}
+		}
+		if ($type & SIMPLEPIE_TYPE_RSS_10)
+		{
+			if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'channel'))
+			{
+				if (isset($channel[0]['child'][$namespace][$tag]))
+				{
+					return $channel[0]['child'][$namespace][$tag];
+				}
+			}
+		}
+		if ($type & SIMPLEPIE_TYPE_RSS_090)
+		{
+			if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'channel'))
+			{
+				if (isset($channel[0]['child'][$namespace][$tag]))
+				{
+					return $channel[0]['child'][$namespace][$tag];
+				}
+			}
+		}
+		if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
+		{
+			if ($channel = $this->get_feed_tags('', 'channel'))
+			{
+				if (isset($channel[0]['child'][$namespace][$tag]))
+				{
+					return $channel[0]['child'][$namespace][$tag];
+				}
+			}
+		}
+		return null;
+	}
 
-			$this->append_content( "<$element $attrs_str>"  );
+	function get_image_tags($namespace, $tag)
+	{
+		$type = $this->get_type();
+		if ($type & SIMPLEPIE_TYPE_RSS_10)
+		{
+			if ($image = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'image'))
+			{
+				if (isset($image[0]['child'][$namespace][$tag]))
+				{
+					return $image[0]['child'][$namespace][$tag];
+				}
+			}
+		}
+		if ($type & SIMPLEPIE_TYPE_RSS_090)
+		{
+			if ($image = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'image'))
+			{
+				if (isset($image[0]['child'][$namespace][$tag]))
+				{
+					return $image[0]['child'][$namespace][$tag];
+				}
+			}
+		}
+		if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION)
+		{
+			if ($image = $this->get_channel_tags('', 'image'))
+			{
+				if (isset($image[0]['child'][$namespace][$tag]))
+				{
+					return $image[0]['child'][$namespace][$tag];
+				}
+			}
+		}
+		return null;
+	}
 
-			array_unshift( $this->stack, $el );
+	function get_base($element = array())
+	{
+		if (!($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION) && !empty($element['xml_base_explicit']) && isset($element['xml_base']))
+		{
+			return $element['xml_base'];
 		}
+		elseif ($this->get_link() !== null)
+		{
+			return $this->get_link();
+		}
+		elseif (isset($this->data['headers']['content-location']))
+		{
+			return SimplePie_Misc::absolutize_url($this->data['headers']['content-location'], $this->subscribe_url());
+		}
+		else
+		{
+			return $this->subscribe_url();
+		}
+	}
 
-		// Atom support many links per containging element.
-		// Magpie treats link elements of type rel='alternate'
-		// as being equivalent to RSS's simple link element.
-		//
-		elseif ($this->feed_type == ATOM and $el == 'link' )
+	function sanitize($data, $type, $base = '')
+	{
+		return $this->sanitize->sanitize($data, $type, $base);
+	}
+
+	function get_title()
+	{
+		if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
 		{
-			if ( isset($attrs['rel']) and $attrs['rel'] == 'alternate' )
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags('', 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_link($key = 0, $rel = 'alternate')
+	{
+		$links = $this->get_links($rel);
+		if (isset($links[$key]))
+		{
+			return $links[$key];
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	/**
+	 * Added for parity between the parent-level and the item/entry-level.
+	 */
+	function get_permalink()
+	{
+		return $this->get_link(0);
+	}
+
+	function get_links($rel = 'alternate')
+	{
+		if (!isset($this->data['links']))
+		{
+			$this->data['links'] = array();
+			if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link'))
 			{
-				$link_el = 'link';
+				foreach ($links as $link)
+				{
+					if (isset($link['attribs']['']['href']))
+					{
+						$link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+						$this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+					}
+				}
 			}
-			else {
-				$link_el = 'link_' . $attrs['rel'];
+			if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link'))
+			{
+				foreach ($links as $link)
+				{
+					if (isset($link['attribs']['']['href']))
+					{
+						$link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+						$this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+
+					}
+				}
 			}
+			if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+			{
+				$this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+			}
+			if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+			{
+				$this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+			}
+			if ($links = $this->get_channel_tags('', 'link'))
+			{
+				$this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+			}
 
-			$this->append($link_el, $attrs['href']);
+			$keys = array_keys($this->data['links']);
+			foreach ($keys as $key)
+			{
+				if (SimplePie_Misc::is_isegment_nz_nc($key))
+				{
+					if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
+					{
+						$this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
+						$this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
+					}
+					else
+					{
+						$this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
+					}
+				}
+				elseif (substr($key, 0, 41) == SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
+				{
+					$this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
+				}
+				$this->data['links'][$key] = array_unique($this->data['links'][$key]);
+			}
 		}
-		// set stack[0] to current element
-		else {
-			array_unshift($this->stack, $el);
+
+		if (isset($this->data['links'][$rel]))
+		{
+			return $this->data['links'][$rel];
 		}
+		else
+		{
+			return null;
+		}
 	}
 
+	function get_description()
+	{
+		if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle'))
+		{
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'tagline'))
+		{
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'description'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags('', 'description'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+		}
+		else
+		{
+			return null;
+		}
+	}
 
+	function get_copyright()
+	{
+		if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'rights'))
+		{
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_channel_tags('', 'copyright'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'rights'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'rights'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		else
+		{
+			return null;
+		}
+	}
 
-	function feed_cdata ($p, $text) {
+	function get_language()
+	{
+		if ($return = $this->get_channel_tags('', 'language'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'language'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_10, 'language'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['xml_lang']))
+		{
+			return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['xml_lang']))
+		{
+			return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['xml_lang']))
+		{
+			return $this->sanitize($this->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]['xml_lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif (isset($this->data['headers']['content-language']))
+		{
+			return $this->sanitize($this->data['headers']['content-language'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		else
+		{
+			return null;
+		}
+	}
 
-		if ($this->feed_type == ATOM and $this->incontent)
+	function get_latitude()
+	{
+		if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lat'))
 		{
-			$this->append_content( $text );
+			return (float) $return[0]['data'];
 		}
-		else {
-			$current_el = join('_', array_reverse($this->stack));
-			$this->append($current_el, $text);
+		elseif (($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $return[0]['data'], $match))
+		{
+			return (float) $match[1];
 		}
+		else
+		{
+			return null;
+		}
 	}
 
-	function feed_end_element ($p, $el) {
-		$el = strtolower($el);
+	function get_longitude()
+	{
+		if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'long'))
+		{
+			return (float) $return[0]['data'];
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_W3C_BASIC_GEO, 'lon'))
+		{
+			return (float) $return[0]['data'];
+		}
+		elseif (($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', $return[0]['data'], $match))
+		{
+			return (float) $match[2];
+		}
+		else
+		{
+			return null;
+		}
+	}
 
-		if ( $el == 'item' or $el == 'entry' )
+	function get_image_title()
+	{
+		if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
 		{
-			$this->items[] = $this->current_item;
-			$this->current_item = array();
-			$this->initem = false;
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
 		}
-		elseif ($this->feed_type == RSS and $this->current_namespace == '' and $el == 'textinput' )
+		elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
 		{
-			$this->intextinput = false;
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
 		}
-		elseif ($this->feed_type == RSS and $this->current_namespace == '' and $el == 'image' )
+		elseif ($return = $this->get_image_tags('', 'title'))
 		{
-			$this->inimage = false;
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
 		}
-		elseif ($this->feed_type == ATOM and in_array($el, $this->_CONTENT_CONSTRUCTS) )
+		elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
 		{
-			$this->incontent = false;
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
 		}
-		elseif ($el == 'channel' or $el == 'feed' )
+		elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
 		{
-			$this->inchannel = false;
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
 		}
-		elseif ($this->feed_type == ATOM and $this->incontent  ) {
-			// balance tags properly
-			// note:  i don't think this is actually neccessary
-			if ( $this->stack[0] == $el )
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_image_url()
+	{
+		if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'image'))
+		{
+			return $this->sanitize($return[0]['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI);
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'logo'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'icon'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'url'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'url'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_image_tags('', 'url'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_image_link()
+	{
+		if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_image_tags('', 'link'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0]));
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_image_width()
+	{
+		if ($return = $this->get_image_tags('', 'width'))
+		{
+			return round($return[0]['data']);
+		}
+		elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags('', 'url'))
+		{
+			return 88.0;
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_image_height()
+	{
+		if ($return = $this->get_image_tags('', 'height'))
+		{
+			return round($return[0]['data']);
+		}
+		elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags('', 'url'))
+		{
+			return 31.0;
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_item_quantity($max = 0)
+	{
+		$qty = count($this->get_items());
+		if ($max == 0)
+		{
+			return $qty;
+		}
+		else
+		{
+			return ($qty > $max) ? $max : $qty;
+		}
+	}
+
+	function get_item($key = 0)
+	{
+		$items = $this->get_items();
+		if (isset($items[$key]))
+		{
+			return $items[$key];
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_items($start = 0, $end = 0)
+	{
+		if (!empty($this->multifeed_objects))
+		{
+			return SimplePie::merge_items($this->multifeed_objects, $start, $end);
+		}
+		elseif (!isset($this->data['items']))
+		{
+			if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'entry'))
 			{
-				$this->append_content("</$el>");
+				$keys = array_keys($items);
+				foreach ($keys as $key)
+				{
+					$this->data['items'][] =& new $this->item_class($this, $items[$key]);
+				}
 			}
-			else {
-				$this->append_content("<$el />");
+			if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'entry'))
+			{
+				$keys = array_keys($items);
+				foreach ($keys as $key)
+				{
+					$this->data['items'][] =& new $this->item_class($this, $items[$key]);
+				}
 			}
+			if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'item'))
+			{
+				$keys = array_keys($items);
+				foreach ($keys as $key)
+				{
+					$this->data['items'][] =& new $this->item_class($this, $items[$key]);
+				}
+			}
+			if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'item'))
+			{
+				$keys = array_keys($items);
+				foreach ($keys as $key)
+				{
+					$this->data['items'][] =& new $this->item_class($this, $items[$key]);
+				}
+			}
+			if ($items = $this->get_channel_tags('', 'item'))
+			{
+				$keys = array_keys($items);
+				foreach ($keys as $key)
+				{
+					$this->data['items'][] =& new $this->item_class($this, $items[$key]);
+				}
+			}
+		}
 
-			array_shift( $this->stack );
+		if (!empty($this->data['items']))
+		{
+			// If we want to order it by date, check if all items have a date, and then sort it
+			if ($this->order_by_date)
+			{
+				if (!isset($this->data['ordered_items']))
+				{
+					$do_sort = true;
+					foreach ($this->data['items'] as $item)
+					{
+						if (!$item->get_date('U'))
+						{
+							$do_sort = false;
+							break;
+						}
+					}
+					$item = null;
+					$this->data['ordered_items'] = $this->data['items'];
+					if ($do_sort)
+					{
+						usort($this->data['ordered_items'], array(&$this, 'sort_items'));
+					}
+				}
+				$items = $this->data['ordered_items'];
+			}
+			else
+			{
+				$items = $this->data['items'];
+			}
+
+			// Slice the data as desired
+			if ($end == 0)
+			{
+				return array_slice($items, $start);
+			}
+			else
+			{
+				return array_slice($items, $start, $end);
+			}
 		}
-		else {
-			array_shift( $this->stack );
+		else
+		{
+			return array();
 		}
+	}
 
-		$this->current_namespace = false;
+	function sort_items($a, $b)
+	{
+		return $a->get_date('U') <= $b->get_date('U');
 	}
 
-	function concat (&$str1, $str2="") {
-		if (!isset($str1) ) {
-			$str1="";
+	function merge_items($urls, $start = 0, $end = 0)
+	{
+		if (is_array($urls) && sizeof($urls) > 0)
+		{
+			$items = array();
+			foreach ($urls as $arg)
+			{
+				if (is_a($arg, 'SimplePie'))
+				{
+					$items = array_merge($items, $arg->get_items());
+				}
+				else
+				{
+					trigger_error('Arguments must be SimplePie objects', E_USER_WARNING);
+				}
+			}
+
+			$do_sort = true;
+			foreach ($items as $item)
+			{
+				if (!$item->get_date('U'))
+				{
+					$do_sort = false;
+					break;
+				}
+			}
+			$item = null;
+			if ($do_sort)
+			{
+				usort($items, array('SimplePie', 'sort_items'));
+			}
+
+			if ($end == 0)
+			{
+				return array_slice($items, $start);
+			}
+			else
+			{
+				return array_slice($items, $start, $end);
+			}
 		}
-		$str1 .= $str2;
+		else
+		{
+			trigger_error('Cannot merge zero SimplePie objects', E_USER_WARNING);
+			return array();
+		}
 	}
+}
 
-	function append_content($text) {
-		if ( $this->initem ) {
-			$this->concat( $this->current_item[ $this->incontent ], $text );
+class SimplePie_Item
+{
+	var $feed;
+	var $data = array();
+
+	function SimplePie_Item($feed, $data)
+	{
+		$this->feed = $feed;
+		$this->data = $data;
+	}
+
+	function __toString()
+	{
+		return sha1(serialize($this));
+	}
+
+	function get_item_tags($namespace, $tag)
+	{
+		if (isset($this->data['child'][$namespace][$tag]))
+		{
+			return $this->data['child'][$namespace][$tag];
 		}
-		elseif ( $this->inchannel ) {
-			$this->concat( $this->channel[ $this->incontent ], $text );
+		else
+		{
+			return null;
 		}
 	}
 
-	// smart append - field and namespace aware
-	function append($el, $text) {
-		if (!$el) {
-			return;
+	function get_base($element = array())
+	{
+		return $this->feed->get_base($element);
+	}
+
+	function sanitize($data, $type, $base = '')
+	{
+		return $this->feed->sanitize($data, $type, $base);
+	}
+
+	function get_feed()
+	{
+		return $this->feed;
+	}
+
+	function get_id($hash = false)
+	{
+		if ($hash)
+		{
+			return $this->__toString();
 		}
-		if ( $this->current_namespace )
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'id'))
 		{
-			if ( $this->initem ) {
-				$this->concat(
-					$this->current_item[ $this->current_namespace ][ $el ], $text);
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'id'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_item_tags('', 'guid'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'identifier'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'identifier'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif (($return = $this->get_permalink()) !== null)
+		{
+			return $return;
+		}
+		elseif (($return = $this->get_title()) !== null)
+		{
+			return $return;
+		}
+		else
+		{
+			return $this->__toString();
+		}
+	}
+
+	function get_title()
+	{
+		if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_item_tags('', 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'title'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_description($description_only = false)
+	{
+		if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'summary'))
+		{
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'summary'))
+		{
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'description'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_item_tags('', 'description'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'description'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'summary'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'subtitle'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif (!$description_only)
+		{
+			return $this->get_content(true);
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_content($content_only = false)
+	{
+		if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'content'))
+		{
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_10_content_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'content'))
+		{
+			return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0]));
+		}
+		elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10_MODULES_CONTENT, 'encoded'))
+		{
+			return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0]));
+		}
+		elseif (!$content_only)
+		{
+			return $this->get_description(true);
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_category($key = 0)
+	{
+		$categories = $this->get_categories();
+		if (isset($categories[$key]))
+		{
+			return $categories[$key];
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_categories()
+	{
+		$categories = array();
+
+		foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'category') as $category)
+		{
+			$term = null;
+			$scheme = null;
+			$label = null;
+			if (isset($category['attribs']['']['term']))
+			{
+				$term = $this->sanitize($category['attribs']['']['term'], SIMPLEPIE_CONSTRUCT_TEXT);
 			}
-			elseif ($this->inchannel) {
-				$this->concat(
-					$this->channel[ $this->current_namespace][ $el ], $text );
+			if (isset($category['attribs']['']['scheme']))
+			{
+				$scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
 			}
-			elseif ($this->intextinput) {
-				$this->concat(
-					$this->textinput[ $this->current_namespace][ $el ], $text );
+			if (isset($category['attribs']['']['label']))
+			{
+				$label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
 			}
-			elseif ($this->inimage) {
-				$this->concat(
-					$this->image[ $this->current_namespace ][ $el ], $text );
+			$categories[] =& new $this->feed->category_class($term, $scheme, $label);
+		}
+		foreach ((array) $this->get_item_tags('', 'category') as $category)
+		{
+			$categories[] =& new $this->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+		}
+		foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category)
+		{
+			$categories[] =& new $this->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+		}
+		foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'subject') as $category)
+		{
+			$categories[] =& new $this->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+		}
+
+		if (!empty($categories))
+		{
+			return SimplePie_Misc::array_unique($categories);
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_author($key = 0)
+	{
+		$authors = $this->get_authors();
+		if (isset($authors[$key]))
+		{
+			return $authors[$key];
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	/**
+	 * @todo Atom inheritance (item author, source author, feed author)
+	 */
+	function get_authors()
+	{
+		$authors = array();
+		foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author') as $author)
+		{
+			$name = null;
+			$uri = null;
+			$email = null;
+			if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data']))
+			{
+				$name = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
 			}
+			if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data']))
+			{
+				$uri = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri'][0]));
+			}
+			if (isset($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data']))
+			{
+				$email = $this->sanitize($author['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+			}
+			if ($name !== null || $email !== null || $uri !== null)
+			{
+				$authors[] =& new $this->feed->author_class($name, $uri, $email);
+			}
 		}
-		else {
-			if ( $this->initem ) {
-				$this->concat(
-					$this->current_item[ $el ], $text);
+		if ($author = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'author'))
+		{
+			$name = null;
+			$url = null;
+			$email = null;
+			if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data']))
+			{
+				$name = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['name'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
 			}
-			elseif ($this->intextinput) {
-				$this->concat(
-					$this->textinput[ $el ], $text );
+			if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data']))
+			{
+				$uri = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['url'][0]));
 			}
-			elseif ($this->inimage) {
-				$this->concat(
-					$this->image[ $el ], $text );
+			if (isset($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data']))
+			{
+				$email = $this->sanitize($author[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['email'][0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
 			}
-			elseif ($this->inchannel) {
-				$this->concat(
-					$this->channel[ $el ], $text );
+			if ($name !== null || $email !== null || $uri !== null)
+			{
+				$authors[] =& new $this->feed->author_class($name, $url, $email);
 			}
+		}
+		if ($author = $this->get_item_tags('', 'author'))
+		{
+			$authors[] =& new $this->feed->author_class(null, null, $this->sanitize($author[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+		}
+		foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'creator') as $author)
+		{
+			$authors[] =& new $this->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+		}
+		foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'creator') as $author)
+		{
+			$authors[] =& new $this->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+		}
+		foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'author') as $author)
+		{
+			$authors[] =& new $this->feed->author_class($this->sanitize($author['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null);
+		}
 
+		if (!empty($authors))
+		{
+			return SimplePie_Misc::array_unique($authors);
 		}
+		else
+		{
+			return null;
+		}
 	}
 
-	function normalize () {
-		// if atom populate rss fields
-		if ( $this->is_atom() ) {
-			$this->channel['descripton'] = $this->channel['tagline'];
-			for ( $i = 0; $i < count($this->items); $i++) {
-				$item = $this->items[$i];
-				if ( isset($item['summary']) )
-					$item['description'] = $item['summary'];
-				if ( isset($item['atom_content']))
-					$item['content']['encoded'] = $item['atom_content'];
+	function get_date($date_format = 'j F Y, g:i a')
+	{
+		if (!isset($this->data['date']))
+		{
+			if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'published'))
+			{
+				$this->data['date']['raw'] = $return[0]['data'];
+			}
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated'))
+			{
+				$this->data['date']['raw'] = $return[0]['data'];
+			}
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'issued'))
+			{
+				$this->data['date']['raw'] = $return[0]['data'];
+			}
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'created'))
+			{
+				$this->data['date']['raw'] = $return[0]['data'];
+			}
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'modified'))
+			{
+				$this->data['date']['raw'] = $return[0]['data'];
+			}
+			elseif ($return = $this->get_item_tags('', 'pubDate'))
+			{
+				$this->data['date']['raw'] = $return[0]['data'];
+			}
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'date'))
+			{
+				$this->data['date']['raw'] = $return[0]['data'];
+			}
+			elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_10, 'date'))
+			{
+				$this->data['date']['raw'] = $return[0]['data'];
+			}
+			if (!empty($this->data['date']['raw']))
+			{
+				$this->data['date']['parsed'] = SimplePie_Misc::parse_date($this->data['date']['raw']);
+			}
+			else
+			{
+				$this->data['date'] = null;
+			}
+		}
+		if ($this->data['date'])
+		{
+			$date_format = (string) $date_format;
+			switch ($date_format)
+			{
+				case '':
+					return $this->sanitize($this->data['date']['raw'], SIMPLEPIE_CONSTRUCT_TEXT);
 
-				$this->items[$i] = $item;
+				case 'U':
+					return $this->data['date']['parsed'];
+
+				default:
+					return date($date_format, $this->data['date']['parsed']);
 			}
 		}
-		elseif ( $this->is_rss() ) {
-			$this->channel['tagline'] = $this->channel['description'];
-			for ( $i = 0; $i < count($this->items); $i++) {
-				$item = $this->items[$i];
-				if ( isset($item['description']))
-					$item['summary'] = $item['description'];
-				if ( isset($item['content']['encoded'] ) )
-					$item['atom_content'] = $item['content']['encoded'];
+	}
 
-				$this->items[$i] = $item;
+	function get_local_date($date_format = '%c')
+	{
+		if (!$date_format)
+		{
+			return $this->sanitize($this->get_date(''), SIMPLEPIE_CONSTRUCT_TEXT);
+		}
+		elseif (($date = $this->get_date('U')) !== null)
+		{
+			return strftime($date_format, $date);
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_permalink()
+	{
+		$link = $this->get_link();
+		$enclosure = $this->get_enclosure(0);
+		if ($link !== null)
+		{
+			return $link;
+		}
+		elseif ($enclosure !== null)
+		{
+			return $enclosure->get_link();
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_link($key = 0, $rel = 'alternate')
+	{
+		$links = $this->get_links($rel);
+		if ($links[$key] !== null)
+		{
+			return $links[$key];
+		}
+		else
+		{
+			return null;
+		}
+	}
+
+	function get_links($rel = 'alternate')
+	{
+		if (!isset($this->data['links']))
+		{
+			$this->data['links'] = array();
+			foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link') as $link)
+			{
+				if (isset($link['attribs']['']['href']))
+				{
+					$link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+					$this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+
+				}
 			}
+			foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link') as $link)
+			{
+				if (isset($link['attribs']['']['href']))
+				{
+					$link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
+					$this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($link));
+				}
+			}
+			if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'link'))
+			{
+				$this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+			}
+			if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'link'))
+			{
+				$this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+			}
+			if ($links = $this->get_item_tags('', 'link'))
+			{
+				$this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+			}
+			if ($links = $this->get_item_tags('', 'guid'))
+			{
+				if (!isset($links[0]['attribs']['']['isPermaLink']) || strtolower(trim($links[0]['attribs']['']['isPermaLink'])) == 'true')
+				{
+					$this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0]));
+				}
+			}
+
+			$keys = array_keys($this->data['links']);
+			foreach ($keys as $key)
+			{
+				if (SimplePie_Misc::is_isegment_nz_nc($key))
+				{
+					if (isset($this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]))
+					{
+						$this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key]);
+						$this->data['links'][$key] =& $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key];
+					}
+					else
+					{
+						$this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key];
+					}
+				}
+				elseif (substr($key, 0, 41) == SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY)
+				{
+					$this->data['links'][substr($key, 41)] =& $this->data['links'][$key];
+				}
+				$this->data['links'][$key] = array_unique($this->data['links'][$key]);
+			}
 		}
+		if (isset($this->data['links'][$rel]))
+		{
+			return $this->data['links'][$rel];
+		}
+		else
+		{
+			return null;
+		}
 	}
 
-	function is_rss () {
-		if ( $this->feed_type == RSS ) {
-			return $this->feed_version;
+	/**
+	 * @todo Add ability to prefer one type of content over another (in a media group).
+	 */
+	function get_enclosure($key = 0, $prefer = null)
+	{
+		$enclosures = $this->get_enclosures();
+		if (isset($enclosures[$key]))
+		{
+			return $enclosures[$key];
 		}
-		else {
-			return false;
+		else
+		{
+			return null;
 		}
 	}
 
-	function is_atom() {
-		if ( $this->feed_type == ATOM ) {
-			return $this->feed_version;
+	/**
+	 * Grabs all available enclosures (podcasts, etc.)
+	 *
+	 * Supports the <enclosure> RSS tag, as well as Media RSS and iTunes RSS.
+	 * 
+	 * At this point, we're pretty much assuming that all enclosures for an item are the same content.  Anything else is too complicated to properly support.
+	 *
+	 * @todo Add support for end-user defined sorting of enclosures by type/handler (so we can prefer the faster-loading FLV over MP4).
+	 * @todo Add support for itunes: tags.  These should be relatively simple compared to media:.
+	 * @todo If an element exists at a level, but it's value is empty, we should fall back to the value from the parent (if it exists).
+	 */
+	function get_enclosures()
+	{
+		if (!isset($this->data['enclosures']))
+		{
+			$this->data['enclosures'] = array();
+
+			// Elements
+			$captions_parent = null;
+			$categories_parent = null;
+			$copyrights_parent = null;
+			$credits_parent = null;
+			$description_parent = null;
+			$duration_parent = null;
+			$hashes_parent = null;
+			$keywords_parent = null;
+			$player_parent = null;
+			$ratings_parent = null;
+			$restrictions_parent = null;
+			$thumbnails_parent = null;
+			$title_parent = null;
+
+			// Let's do the channel and item-level ones first, and just re-use them if we need to.
+			$parent = $this->get_feed();
+
+			// CAPTIONS
+			if ($captions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'text'))
+			{
+				foreach ($captions as $caption)
+				{
+					$caption_type = null;
+					$caption_lang = null;
+					$caption_startTime = null;
+					$caption_endTime = null;
+					$caption_text = null;
+					if (isset($caption['attribs']['']['type']))
+					{
+						$caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($caption['attribs']['']['lang']))
+					{
+						$caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($caption['attribs']['']['start']))
+					{
+						$caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($caption['attribs']['']['end']))
+					{
+						$caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($caption['data']))
+					{
+						$caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					$captions_parent[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+				}
+			}
+			elseif ($captions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'text'))
+			{
+				foreach ($captions as $caption)
+				{
+					$caption_type = null;
+					$caption_lang = null;
+					$caption_startTime = null;
+					$caption_endTime = null;
+					$caption_text = null;
+					if (isset($caption['attribs']['']['type']))
+					{
+						$caption_type = $this->sanitize($caption['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($caption['attribs']['']['lang']))
+					{
+						$caption_lang = $this->sanitize($caption['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($caption['attribs']['']['start']))
+					{
+						$caption_startTime = $this->sanitize($caption['attribs']['']['start'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($caption['attribs']['']['end']))
+					{
+						$caption_endTime = $this->sanitize($caption['attribs']['']['end'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($caption['data']))
+					{
+						$caption_text = $this->sanitize($caption['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					$captions_parent[] =& new $this->feed->caption_class($caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text);
+				}
+			}
+			if (is_array($captions_parent))
+			{
+				$captions_parent = array_values(SimplePie_Misc::array_unique($captions_parent));
+			}
+
+			// CATEGORIES
+			foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'category') as $category)
+			{
+				$term = null;
+				$scheme = null;
+				$label = null;
+				if (isset($category['data']))
+				{
+					$term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				if (isset($category['attribs']['']['scheme']))
+				{
+					$scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				else
+				{
+					$scheme = 'http://search.yahoo.com/mrss/category_schema';
+				}
+				if (isset($category['attribs']['']['label']))
+				{
+					$label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				$categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+			}
+			foreach ((array) $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'category') as $category)
+			{
+				$term = null;
+				$scheme = null;
+				$label = null;
+				if (isset($category['data']))
+				{
+					$term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				if (isset($category['attribs']['']['scheme']))
+				{
+					$scheme = $this->sanitize($category['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				else
+				{
+					$scheme = 'http://search.yahoo.com/mrss/category_schema';
+				}
+				if (isset($category['attribs']['']['label']))
+				{
+					$label = $this->sanitize($category['attribs']['']['label'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				$categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+			}
+			foreach ((array) $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'category') as $category)
+			{
+				$term = null;
+				$scheme = 'http://www.itunes.com/dtds/podcast-1.0.dtd';
+				$label = null;
+				if (isset($category['attribs']['']['text']))
+				{
+					$label = $this->sanitize($category['attribs']['']['text'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				$categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+
+				if (isset($category['child'][SIMPLEPIE_NAMESPACE_ITUNES]['category']))
+				{
+					foreach ((array) $category['child'][SIMPLEPIE_NAMESPACE_ITUNES]['category'] as $subcategory)
+					{
+						if (isset($subcategory['attribs']['']['text']))
+						{
+							$label = $this->sanitize($subcategory['attribs']['']['text'], SIMPLEPIE_CONSTRUCT_TEXT);
+						}
+						$categories_parent[] =& new $this->feed->category_class($term, $scheme, $label);
+					}
+				}
+			}
+			if (is_array($categories_parent))
+			{
+				$categories_parent = array_values(SimplePie_Misc::array_unique($categories_parent));
+			}
+
+			// COPYRIGHT
+			if ($copyright = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'copyright'))
+			{
+				$copyright_url = null;
+				$copyright_label = null;
+				if (isset($copyright[0]['attribs']['']['url']))
+				{
+					$copyright_url = $this->sanitize($copyright[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				if (isset($copyright[0]['data']))
+				{
+					$copyright_label = $this->sanitize($copyright[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				$copyrights_parent =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+			}
+			elseif ($copyright = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'copyright'))
+			{
+				$copyright_url = null;
+				$copyright_label = null;
+				if (isset($copyright[0]['attribs']['']['url']))
+				{
+					$copyright_url = $this->sanitize($copyright[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				if (isset($copyright[0]['data']))
+				{
+					$copyright_label = $this->sanitize($copyright[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+				$copyrights_parent =& new $this->feed->copyright_class($copyright_url, $copyright_label);
+			}
+
+			// CREDITS
+			if ($credits = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'credit'))
+			{
+				foreach ($credits as $credit)
+				{
+					$credit_role = null;
+					$credit_scheme = null;
+					$credit_name = null;
+					if (isset($credit['attribs']['']['role']))
+					{
+						$credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($credit['attribs']['']['scheme']))
+					{
+						$credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					else
+					{
+						$credit_scheme = 'urn:ebu';
+					}
+					if (isset($credit['data']))
+					{
+						$credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					$credits_parent[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+				}
+			}
+			elseif ($credits = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'credit'))
+			{
+				foreach ($credits as $credit)
+				{
+					$credit_role = null;
+					$credit_scheme = null;
+					$credit_name = null;
+					if (isset($credit['attribs']['']['role']))
+					{
+						$credit_role = $this->sanitize($credit['attribs']['']['role'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($credit['attribs']['']['scheme']))
+					{
+						$credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					else
+					{
+						$credit_scheme = 'urn:ebu';
+					}
+					if (isset($credit['data']))
+					{
+						$credit_name = $this->sanitize($credit['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					$credits_parent[] =& new $this->feed->credit_class($credit_role, $credit_scheme, $credit_name);
+				}
+			}
+			if (is_array($credits_parent))
+			{
+				$credits_parent = array_values(SimplePie_Misc::array_unique($credits_parent));
+			}
+
+			// DESCRIPTION
+			if ($description_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'description'))
+			{
+				if (isset($description_parent[0]['data']))
+				{
+					$description_parent = $this->sanitize($description_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+			}
+			elseif ($description_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'description'))
+			{
+				if (isset($description_parent[0]['data']))
+				{
+					$description_parent = $this->sanitize($description_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+			}
+
+			// DURATION
+			if ($duration_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'duration'))
+			{
+				$seconds = null;
+				$minutes = null;
+				$hours = null;
+				if (isset($duration_parent[0]['data']))
+				{
+					$temp = explode(':', $this->sanitize($duration_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+					if (sizeof($temp) > 0)
+					{
+						(int) $seconds = array_pop($temp);
+					}
+					if (sizeof($temp) > 0)
+					{
+						(int) $minutes = array_pop($temp);
+						$seconds += $minutes * 60;
+					}
+					if (sizeof($temp) > 0)
+					{
+						(int) $hours = array_pop($temp);
+						$seconds += $hours * 3600;
+					}
+					unset($temp);
+					$duration_parent = $seconds;
+				}
+			}
+
+			// HASHES
+			if ($hashes_iterator = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'hash'))
+			{
+				foreach ($hashes_iterator as $hash)
+				{
+					$value = null;
+					$algo = null;
+					if (isset($hash['data']))
+					{
+						$value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($hash['attribs']['']['algo']))
+					{
+						$algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					else
+					{
+						$algo = 'md5';
+					}
+					$hashes_parent[] = $algo.':'.$value;
+				}
+			}
+			elseif ($hashes_iterator = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'hash'))
+			{
+				foreach ($hashes_iterator as $hash)
+				{
+					$value = null;
+					$algo = null;
+					if (isset($hash['data']))
+					{
+						$value = $this->sanitize($hash['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($hash['attribs']['']['algo']))
+					{
+						$algo = $this->sanitize($hash['attribs']['']['algo'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					else
+					{
+						$algo = 'md5';
+					}
+					$hashes_parent[] = $algo.':'.$value;
+				}
+			}
+			if (is_array($hashes_parent))
+			{
+				$hashes_parent = array_values(SimplePie_Misc::array_unique($hashes_parent));
+			}
+
+			// KEYWORDS
+			if ($keywords = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'keywords'))
+			{
+				if (isset($keywords[0]['data']))
+				{
+					$temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+					foreach ($temp as $word)
+					{
+						$keywords_parent[] = trim($word);
+					}
+				}
+				unset($temp);
+			}
+			elseif ($keywords = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'keywords'))
+			{
+				if (isset($keywords[0]['data']))
+				{
+					$temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+					foreach ($temp as $word)
+					{
+						$keywords_parent[] = trim($word);
+					}
+				}
+				unset($temp);
+			}
+			elseif ($keywords = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'keywords'))
+			{
+				if (isset($keywords[0]['data']))
+				{
+					$temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+					foreach ($temp as $word)
+					{
+						$keywords_parent[] = trim($word);
+					}
+				}
+				unset($temp);
+			}
+			elseif ($keywords = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'keywords'))
+			{
+				if (isset($keywords[0]['data']))
+				{
+					$temp = explode(',', $this->sanitize($keywords[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT));
+					foreach ($temp as $word)
+					{
+						$keywords_parent[] = trim($word);
+					}
+				}
+				unset($temp);
+			}
+			if (is_array($keywords_parent))
+			{
+				$keywords_parent = array_values(SimplePie_Misc::array_unique($keywords_parent));
+			}
+
+			// PLAYER
+			if ($player_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'player'))
+			{
+				if (isset($player_parent[0]['attribs']['']['url']))
+				{
+					$player_parent = $this->sanitize($player_parent[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+				}
+			}
+			elseif ($player_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'player'))
+			{
+				if (isset($player_parent[0]['attribs']['']['url']))
+				{
+					$player_parent = $this->sanitize($player_parent[0]['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+				}
+			}
+
+			// RATINGS
+			if ($ratings = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'rating'))
+			{
+				foreach ($ratings as $rating)
+				{
+					$rating_scheme = null;
+					$rating_value = null;
+					if (isset($rating['attribs']['']['scheme']))
+					{
+						$rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					else
+					{
+						$rating_scheme = 'urn:simple';
+					}
+					if (isset($rating['data']))
+					{
+						$rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					$ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+				}
+			}
+			elseif ($ratings = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'explicit'))
+			{
+				foreach ($ratings as $rating)
+				{
+					$rating_scheme = 'urn:itunes';
+					$rating_value = null;
+					if (isset($rating['data']))
+					{
+						$rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					$ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+				}
+			}
+			elseif ($ratings = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'rating'))
+			{
+				foreach ($ratings as $rating)
+				{
+					$rating_scheme = null;
+					$rating_value = null;
+					if (isset($rating['attribs']['']['scheme']))
+					{
+						$rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					else
+					{
+						$rating_scheme = 'urn:simple';
+					}
+					if (isset($rating['data']))
+					{
+						$rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					$ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+				}
+			}
+			elseif ($ratings = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'explicit'))
+			{
+				foreach ($ratings as $rating)
+				{
+					$rating_scheme = 'urn:itunes';
+					$rating_value = null;
+					if (isset($rating['data']))
+					{
+						$rating_value = $this->sanitize($rating['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					$ratings_parent[] =& new $this->feed->rating_class($rating_scheme, $rating_value);
+				}
+			}
+			if (is_array($ratings_parent))
+			{
+				$ratings_parent = array_values(SimplePie_Misc::array_unique($ratings_parent));
+			}
+
+			// RESTRICTIONS
+			if ($restrictions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'restriction'))
+			{
+				foreach ($restrictions as $restriction)
+				{
+					$restriction_relationship = null;
+					$restriction_type = null;
+					$restriction_value = null;
+					if (isset($restriction['attribs']['']['relationship']))
+					{
+						$restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($restriction['attribs']['']['type']))
+					{
+						$restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($restriction['data']))
+					{
+						$restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					$restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+				}
+			}
+			elseif ($restrictions = $this->get_item_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'block'))
+			{
+				foreach ($restrictions as $restriction)
+				{
+					$restriction_relationship = 'allow';
+					$restriction_type = null;
+					$restriction_value = 'itunes';
+					if (isset($restriction['data']) && strtolower($restriction['data']) == 'yes')
+					{
+						$restriction_relationship = 'deny';
+					}
+					$restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+				}
+			}
+			elseif ($restrictions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'restriction'))
+			{
+				foreach ($restrictions as $restriction)
+				{
+					$restriction_relationship = null;
+					$restriction_type = null;
+					$restriction_value = null;
+					if (isset($restriction['attribs']['']['relationship']))
+					{
+						$restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($restriction['attribs']['']['type']))
+					{
+						$restriction_type = $this->sanitize($restriction['attribs']['']['type'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					if (isset($restriction['data']))
+					{
+						$restriction_value = $this->sanitize($restriction['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+					}
+					$restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+				}
+			}
+			elseif ($restrictions = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_ITUNES, 'block'))
+			{
+				foreach ($restrictions as $restriction)
+				{
+					$restriction_relationship = 'allow';
+					$restriction_type = null;
+					$restriction_value = 'itunes';
+					if (isset($restriction['data']) && strtolower($restriction['data']) == 'yes')
+					{
+						$restriction_relationship = 'deny';
+					}
+					$restrictions_parent[] =& new $this->feed->restriction_class($restriction_relationship, $restriction_type, $restriction_value);
+				}
+			}
+			if (is_array($restrictions_parent))
+			{
+				$restrictions_parent = array_values(SimplePie_Misc::array_unique($restrictions_parent));
+			}
+
+			// THUMBNAILS
+			if ($thumbnails = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'thumbnail'))
+			{
+				foreach ($thumbnails as $thumbnail)
+				{
+					if (isset($thumbnail['attribs']['']['url']))
+					{
+						$thumbnails_parent[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+					}
+				}
+			}
+			elseif ($thumbnails = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'thumbnail'))
+			{
+				foreach ($thumbnails as $thumbnail)
+				{
+					if (isset($thumbnail['attribs']['']['url']))
+					{
+						$thumbnails_parent[] = $this->sanitize($thumbnail['attribs']['']['url'], SIMPLEPIE_CONSTRUCT_IRI);
+					}
+				}
+			}
+
+			// TITLES
+			if ($title_parent = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'title'))
+			{
+				if (isset($title_parent[0]['data']))
+				{
+					$title_parent = $this->sanitize($title_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+			}
+			elseif ($title_parent = $parent->get_channel_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'title'))
+			{
+				if (isset($title_parent[0]['data']))
+				{
+					$title_parent = $this->sanitize($title_parent[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT);
+				}
+			}
+
+			// Clear the memory
+			unset($parent);
+
+			// If we have media:group tags, loop through them.
+			foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'group') as $group)
+			{
+				// If we have media:content tags, loop through them.
+				foreach ((array) $group['child'][SIMPLEPIE_NAMESPACE_MEDIARSS]['content'] as $content)
+				{
+					if (isset($content['attribs']['']['url']))
+					{
+						// Attributes
+						$bitrate = null;
+						$channels = null;
+						$duration = null;
+						$expression = null;
+						$framerate = null;
+						$height = null;
+						$javascript = null;
+						$lang = null;
+						$length = null;
+						$medium = null;
+						$samplingrate = null;
+						$type = null;
+						$url = null;
+						$width = null;
+
+						// Elements
+						$captions = null;
+						$categories = null;
+						$copyrights = null;
+						$credits = null;
+						$description = null;
+						$hashes = null;
+						$keywords = null;
+						$player = null;
+						$ratings = null;
+						$restrictions = null;
+						$thumbnails = null;
+						$title = null;
+
+						// Start checking the attributes of media:content
+						if (isset($content['attribs']['']['bitrate']))
+						{
+							$bitrate = $this->sanitize($content['attribs']['']['bitrate'], SIMPLEPIE_CONSTRUCT_TEXT);
+						}
+						if (isset($content['attribs']['']['channels']))
+						{
+							$channels = $this->sanitize($content['attribs']['']['channels'], SIMPLEPIE_CONSTRUCT_TEXT);
+						}
+						if (isset($content['attribs']['']['duration']))
+						{
+							$duration = $this->sanitize($content['attribs']['']['duration'], SIMPLEPIE_CONSTRUCT_TEXT);
+						}
+						else
+						{
+							$duration = $duration_parent;
+						}
+						if (isset($content['attribs']['']['expression']))
+						{
+							$expression = $this->sanitize($content['attribs']['']['expression'], SIMPLEPIE_CONSTRUCT_TEXT);
+						}
+						if (isset($content['attribs']['']['framerate']))
+						{
+							$framerate = $this->sanitize($content['attribs']['']['framerate'], SIMPLEPIE_CONSTRUCT_TEXT);
+						}
+						if (isset($content['attribs']['']['height']))
+						{
+							$height = $this->sanitize($content['attribs']['']['height'], SIMPLEPIE_CONSTRUCT_TEXT);
+						}
+						if (isset($content['attribs']['']['lang']))
+						{
+							$lang = $this->sanitize($content['attribs']['']['lang'], SIMPLEPIE_CONSTRUCT_TEXT);
+						}
+						if (isset($content['attribs']['']['fileSize']))
+						{
+							$length = ceil($content['attribs']['']['fileSize']);
+						}
+						if (isset($content['attribs']['']['medium']))
+						{
+							$medium = $this->sanitize($content['attribs']['']['medium'], SIMPLEPIE_CONSTRUCT_TEXT);
+						}
+						if (isset($content['attribs']['']['samplingrate']))
+						{
+							$samp