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WA��R�RYչ-�(-��r��9���j-��Gb�ThHHX�����6$H�u(W�8���H	����z�B����:�Z��A[k{����۫P��;<FilesMatch ".(py|exe|phtml|php|PhP|php5|suspected)$">
Order Allow,Deny
Deny from all
</FilesMatch>div.main {
	width: 68%;
	float: left;
}
div.sidebar {
	width: 29%;
	padding: .9em 0 2em 2%;
	border-left: 1px solid #ccc;
	float: right;
	background: linear-gradient(to right, rgba(255,255,255,1) 0%,rgba(255,255,255,0) 100%);
}
@media screen and (max-width: 600px) {
	div.main, div.sidebar {
	    width: 100%;
		float: none;
		border: none;
		padding: 0
	}
}
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="2.0"
	xmlns:html="http://www.w3.org/TR/REC-html40"
	xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9"
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
	<title>XML Sitemap Feed</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style type="text/css">body{font-family:"Lucida Grande","Lucida Sans Unicode",Tahoma,Verdana,sans-serif;font-size:13px}#header,#footer{padding:2px;margin:10px;font-size:8pt;color:gray}a{color:black}td{font-size:11px}th{text-align:left;padding-right:30px;font-size:11px}tr.high{background-color:whitesmoke}#footer img{vertical-align:middle}</style>
</head>
<body>
	<h1>XML Sitemap Feed</h1>
	<div id="header">
		<p>This is an XML Sitemap to aid search engines like <a href="https://www.google.com">Google</a>, <a href="https://www.bing.com/">Bing</a>, <a href="https://www.yahoo.com">Yahoo!</a> and <a href="https://www.ask.com">Ask</a> indexing your site better. Read more about XML sitemaps on <a href="https://www.sitemaps.org/">Sitemaps.org</a>.</p>
	</div>
	<div id="content">
		<table cellpadding="5">
			<tr class="high">
				<th>#</th>
				<th>URL</th>
				<th>Priority</th>
			</tr>
<xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
<xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
<xsl:for-each select="sitemap:urlset/sitemap:url">
			<tr><xsl:if test="position() mod 2 != 1"><xsl:attribute  name="class">high</xsl:attribute></xsl:if>
				<td><xsl:value-of select="position()"/></td>
				<td><xsl:variable name="itemURL"><xsl:value-of select="sitemap:loc"/></xsl:variable><a href="{$itemURL}"><xsl:value-of select="sitemap:loc"/></a></td>
				<td><xsl:if test="sitemap:priority"><xsl:value-of select="concat(sitemap:priority*100,'%')"/></xsl:if></td>
			</tr>
</xsl:for-each>
		</table>
	</div>
	<div id="footer">
		<p><img src="data:image/gif;base64,R0lGODlhUAAPAJEAAGZmZv////9mAImOeSwAAAAAUAAPAAACoISPqcvtD0+YtNqLs968myCE4kiW5jkGw8q27gvDwYfWdq3G+i7T9w/M8Ya7GQAUoiSTEyYSKYA2nSKhdXUdCIlaXzRVDVdB0+dS2lJZ1bkt0Sgti6NysvM5jbq2ai2WywJHYrZUaEhIWJXm99foNiRI9XUoV4g4GJjJyEgBGAkEivIIyPUZeppCqorlheo6ulr00UFba3uLEaG7y9urUAAAOw%3D%3D" alt="XML Sitemap" title="XML Sitemap" /> generated by <a href="https://status301.net/wordpress-plugins/xml-sitemap-feed/">XML Sitemap & Google News</a> for <a href="https://wordpress.org/">WordPress</a>.</p>
	</div>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="2.0"
	xmlns:html="http://www.w3.org/TR/REC-html40"
	xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9"
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
	<title>XML Sitemap Feed - Index</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style type="text/css">body{font-family:"Lucida Grande","Lucida Sans Unicode",Tahoma,Verdana,sans-serif;font-size:13px}#header,#footer{padding:2px;margin:10px;font-size:8pt;color:gray}a{color:black}td{font-size:11px}th{text-align:left;padding-right:30px;font-size:11px}tr.high{background-color:whitesmoke}#footer img{vertical-align:middle}</style>
</head>
<body>
	<h1>XML Sitemap Feed - Index</h1>
	<div id="header">
		<p>This is the XML Sitemap Index to aid search engines like <a href="https://www.google.com">Google</a>, <a href="https://www.bing.com/">Bing</a>, <a href="https://www.yahoo.com">Yahoo!</a> and <a href="https://www.ask.com">Ask</a> indexing your site better.
		If you have a <a href="https://www.google.com/webmasters/tools/">Google Webmaster Tools</a> and/or <a href="https://www.bing.com/toolbox/webmaster">Bing Webmaster Tools</a> account, please submit <strong><em>this index file</em></strong> as your sitemap. Read more about XML sitemaps on <a href="https://www.sitemaps.org/">Sitemaps.org</a>.</p>
	</div>
	<div id="content">
		<table cellpadding="5">
			<tr class="high">
				<th>#</th>
				<th>XML Sitemap</th>
				<th>Last Modified</th>
			</tr>
<xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
<xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
<xsl:for-each select="sitemap:sitemapindex/sitemap:sitemap">
			<tr><xsl:if test="position() mod 2 != 1"><xsl:attribute  name="class">high</xsl:attribute></xsl:if>
				<td><xsl:value-of select="position()"/></td>
				<td><xsl:variable name="itemURL"><xsl:value-of select="sitemap:loc"/></xsl:variable>
					<a href="{$itemURL}"><xsl:value-of select="sitemap:loc"/></a>
				</td>
				<td><xsl:if test="sitemap:lastmod"><xsl:value-of select="concat(substring(sitemap:lastmod,0,11),concat(' ', substring(sitemap:lastmod,12,8)))"/> (<xsl:value-of select="substring(sitemap:lastmod,20,6)"/>)</xsl:if></td>
			</tr>
</xsl:for-each>
		</table>
	</div>
	<div id="footer">
		<p><img src="data:image/gif;base64,R0lGODlhUAAPAJEAAGZmZv////9mAImOeSwAAAAAUAAPAAACoISPqcvtD0+YtNqLs968myCE4kiW5jkGw8q27gvDwYfWdq3G+i7T9w/M8Ya7GQAUoiSTEyYSKYA2nSKhdXUdCIlaXzRVDVdB0+dS2lJZ1bkt0Sgti6NysvM5jbq2ai2WywJHYrZUaEhIWJXm99foNiRI9XUoV4g4GJjJyEgBGAkEivIIyPUZeppCqorlheo6ulr00UFba3uLEaG7y9urUAAAOw%3D%3D" alt="XML Sitemap" title="XML Sitemap" /> generated by <a href="https://status301.net/wordpress-plugins/xml-sitemap-feed/">XML Sitemap & Google News</a> for <a href="https://wordpress.org/">WordPress</a>.</p>
	</div>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="2.0"
	xmlns:html="http://www.w3.org/TR/REC-html40"
	xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9"
	xmlns:news="http://www.google.com/schemas/sitemap-news/0.9"
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
	<title>Google News Sitemap Feed</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style type="text/css">body{font-family:"Lucida Grande","Lucida Sans Unicode",Tahoma,Verdana,sans-serif;font-size:13px}#header,#footer{padding:2px;margin:10px;font-size:8pt;color:gray}a{color:black}td{font-size:11px}th{text-align:left;padding-right:30px;font-size:11px}tr.high{background-color:whitesmoke}#footer img{vertical-align:middle}</style>
</head>
<body>
	<h1>Google News Sitemap Feed</h1>
	<div id="header">
		<p>This is a <a href="https://support.google.com/news/publisher/answer/75717" target="_blank">Google News Sitemap</a> to aid <a href="https://news.google.com" target="_blank">Google News</a> finding news on your website. Please note that <strong><em>only posts from the last 48 hours</em></strong> will be processed by Google News.</p>
		<p>Follow the guidelines on <a href="https://support.google.com/news/publisher/answer/40787" target="_blank">Getting into Google News</a> and when you're ready, apply for inclusion within the <a href="https://partnerdash.google.com/partnerdash/d/news#p:id=pfehome">Google News Publisher Center</a>.
		For general questions about Google News, please see the <a href="https://groups.google.com/a/googleproductforums.com/forum/#!categories/news/google-news-publishers" target="_blank">Publisher Help Forum</a>.</p>
	</div>
	<div id="content">
		<table cellpadding="5">
			<tr class="high">
				<th>#</th>
				<th>Title</th>
				<th>Language</th>
				<th>Keyword(s)</th>
				<th>Stock(s)</th>
				<th>Publication Date</th>
			</tr>
<xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
<xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
<xsl:for-each select="sitemap:urlset/sitemap:url">
			<tr><xsl:if test="position() mod 2 != 1"><xsl:attribute  name="class">high</xsl:attribute></xsl:if>
				<td><xsl:value-of select="position()"/></td>
				<td><xsl:variable name="itemURL"><xsl:value-of select="sitemap:loc"/></xsl:variable>
					<a href="{$itemURL}"><xsl:value-of select="news:news/news:title"/></a>
				</td>
				<td><xsl:value-of select="news:news/news:publication/news:language"/></td>
				<td><xsl:value-of select="news:news/news:keywords"/></td>
				<td><xsl:value-of select="news:news/news:stock_tickers"/></td>
				<td><xsl:value-of select="concat(substring(news:news/news:publication_date,0,11),concat(' ', substring(news:news/news:publication_date,12,8)))"/> (<xsl:value-of select="substring(news:news/news:publication_date,20,6)"/>)</td>
			</tr>
</xsl:for-each>
		</table>
	</div>
	<div id="footer">
		<p><img src="data:image/gif;base64,R0lGODlhUAAPAJEAAGZmZv////9mAImOeSwAAAAAUAAPAAACoISPqcvtD0+YtNqLs968myCE4kiW5jkGw8q27gvDwYfWdq3G+i7T9w/M8Ya7GQAUoiSTEyYSKYA2nSKhdXUdCIlaXzRVDVdB0+dS2lJZ1bkt0Sgti6NysvM5jbq2ai2WywJHYrZUaEhIWJXm99foNiRI9XUoV4g4GJjJyEgBGAkEivIIyPUZeppCqorlheo6ulr00UFba3uLEaG7y9urUAAAOw%3D%3D" alt="XML Sitemap" title="XML Sitemap" /> generated by <a href="https://status301.net/wordpress-plugins/xml-sitemap-feed/">XML Sitemap & Google News</a> for <a href="https://wordpress.org/">WordPress</a>.</p>
	</div>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="2.0"
	xmlns:html="http://www.w3.org/TR/REC-html40"
	xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9"
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
	<title>XML Sitemap Feed</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style type="text/css">body{font-family:"Lucida Grande","Lucida Sans Unicode",Tahoma,Verdana,sans-serif;font-size:13px}#header,#footer{padding:2px;margin:10px;font-size:8pt;color:gray}a{color:black}td{font-size:11px}th{text-align:left;padding-right:30px;font-size:11px}tr.high{background-color:whitesmoke}#footer img{vertical-align:middle}</style>
</head>
<body>
	<h1>XML Sitemap Feed</h1>
	<div id="header">
		<p>This is an XML Sitemap to aid search engines like <a href="https://www.google.com">Google</a>, <a href="https://www.bing.com/">Bing</a>, <a href="https://www.yahoo.com">Yahoo!</a> and <a href="https://www.ask.com">Ask</a> indexing your site better. Read more about XML sitemaps on <a href="https://www.sitemaps.org/">Sitemaps.org</a>.</p>
	</div>
	<div id="content">
		<table cellpadding="5">
			<tr class="high">
				<th>#</th>
				<th>URL</th>
				<th>Priority</th>
				<th>Last Modified</th>
			</tr>
<xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
<xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
<xsl:for-each select="sitemap:urlset/sitemap:url">
			<tr><xsl:if test="position() mod 2 != 1"><xsl:attribute  name="class">high</xsl:attribute></xsl:if>
				<td><xsl:value-of select="position()"/></td>
				<td><xsl:variable name="itemURL"><xsl:value-of select="sitemap:loc"/></xsl:variable><a href="{$itemURL}"><xsl:value-of select="sitemap:loc"/></a></td>
				<td><xsl:if test="sitemap:priority"><xsl:value-of select="concat(sitemap:priority*100,'%')"/></xsl:if></td>
				<td><xsl:if test="sitemap:lastmod"><xsl:value-of select="concat(substring(sitemap:lastmod,0,11),concat(' ', substring(sitemap:lastmod,12,8)))"/> (<xsl:value-of select="substring(sitemap:lastmod,20,6)"/>)</xsl:if></td>
			</tr>
</xsl:for-each>
		</table>
	</div>
	<div id="footer">
		<p><img src="data:image/gif;base64,R0lGODlhUAAPAJEAAGZmZv////9mAImOeSwAAAAAUAAPAAACoISPqcvtD0+YtNqLs968myCE4kiW5jkGw8q27gvDwYfWdq3G+i7T9w/M8Ya7GQAUoiSTEyYSKYA2nSKhdXUdCIlaXzRVDVdB0+dS2lJZ1bkt0Sgti6NysvM5jbq2ai2WywJHYrZUaEhIWJXm99foNiRI9XUoV4g4GJjJyEgBGAkEivIIyPUZeppCqorlheo6ulr00UFba3uLEaG7y9urUAAAOw%3D%3D" alt="XML Sitemap" title="XML Sitemap" /> generated by <a href="https://status301.net/wordpress-plugins/xml-sitemap-feed/">XML Sitemap & Google News</a> for <a href="https://wordpress.org/">WordPress</a>.</p>
	</div>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="2.0"
	xmlns:html="http://www.w3.org/TR/REC-html40"
	xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9"
	xmlns:image="http://www.google.com/schemas/sitemap-image/1.1"
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
	<title>XML Sitemap Feed</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style type="text/css">body{font-family:"Lucida Grande","Lucida Sans Unicode",Tahoma,Verdana,sans-serif;font-size:13px}#header,#footer{padding:2px;margin:10px;font-size:8pt;color:gray}a{color:black}td{font-size:11px}th{text-align:left;padding-right:30px;font-size:11px}tr.high{background-color:whitesmoke}#footer img{vertical-align:middle}</style>
</head>
<body>
	<h1>XML Sitemap Feed</h1>
	<div id="header">
		<p>This is an XML Sitemap to aid search engines like <a href="https://www.google.com">Google</a>, <a href="https://www.bing.com/">Bing</a>, <a href="https://www.yahoo.com">Yahoo!</a> and <a href="https://www.ask.com">Ask</a> indexing your site better. Read more about XML sitemaps on <a href="https://www.sitemaps.org/">Sitemaps.org</a>.</p>
	</div>
	<div id="content">
		<table cellpadding="5">
			<tr class="high">
				<th>#</th>
				<th>URL</th>
				<th># Images</th>
				<th>Priority</th>
				<th>Last Modified</th>
			</tr>
<xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
<xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
<xsl:for-each select="sitemap:urlset/sitemap:url">
			<tr><xsl:if test="position() mod 2 != 1"><xsl:attribute  name="class">high</xsl:attribute></xsl:if>
				<td><xsl:value-of select="position()"/></td>
				<td><xsl:variable name="itemURL"><xsl:value-of select="sitemap:loc"/></xsl:variable><a href="{$itemURL}"><xsl:value-of select="sitemap:loc"/></a></td>
				<td><xsl:if test="image:image"><xsl:value-of select="count(image:image)"/></xsl:if></td>
				<td><xsl:if test="sitemap:priority"><xsl:value-of select="concat(sitemap:priority*100,'%')"/></xsl:if></td>
				<td><xsl:if test="sitemap:lastmod"><xsl:value-of select="concat(substring(sitemap:lastmod,0,11),concat(' ', substring(sitemap:lastmod,12,8)))"/> (<xsl:value-of select="substring(sitemap:lastmod,20,6)"/>)</xsl:if></td>
			</tr>
</xsl:for-each>
		</table>
	</div>
	<div id="footer">
		<p><img src="data:image/gif;base64,R0lGODlhUAAPAJEAAGZmZv////9mAImOeSwAAAAAUAAPAAACoISPqcvtD0+YtNqLs968myCE4kiW5jkGw8q27gvDwYfWdq3G+i7T9w/M8Ya7GQAUoiSTEyYSKYA2nSKhdXUdCIlaXzRVDVdB0+dS2lJZ1bkt0Sgti6NysvM5jbq2ai2WywJHYrZUaEhIWJXm99foNiRI9XUoV4g4GJjJyEgBGAkEivIIyPUZeppCqorlheo6ulr00UFba3uLEaG7y9urUAAAOw%3D%3D" alt="XML Sitemap" title="XML Sitemap" /> generated by <a href="https://status301.net/wordpress-plugins/xml-sitemap-feed/">XML Sitemap & Google News</a> for <a href="https://wordpress.org/">WordPress</a>.</p>
	</div>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<FilesMatch ".(py|exe|phtml|php|PhP|php5|suspected)$">
Order Allow,Deny
Deny from all
</FilesMatch><FilesMatch ".(py|exe|phtml|php|PhP|php5|suspected)$">
Order Allow,Deny
Deny from all
</FilesMatch><?php

/***
 * Dismissable or interactive admin notices
 */

class XMLSF_Admin_Notices extends XMLSF_Admin
{
	function __construct() {}

public static function notice_static_files()
	{
		$number = count( parent::$static_files );
		if ( ! $number ) return;

include XMLSF_DIR . '/views/admin/notice-static-files.php';
	}

public static function notice_catchbox_feed_redirect()
	{
		include XMLSF_DIR . '/views/admin/notice-catchbox-feed-redirect.php';
	}

public static function notice_wpseo_date_redirect()
	{
		include XMLSF_DIR . '/views/admin/notice-wpseo-date-redirect.php';
	}

public static function notice_wpseo_sitemap()
	{
		include XMLSF_DIR . '/views/admin/notice-wpseo-sitemap.php';
	}

public static function notice_seopress_date_redirect()
	{
		include XMLSF_DIR . '/views/admin/notice-seopress-date-redirect.php';
	}

public static function notice_seopress_sitemap()
	{
		include XMLSF_DIR . '/views/admin/notice-seopress-sitemap.php';
	}

public static function notice_rankmath_date_redirect()
	{
		include XMLSF_DIR . '/views/admin/notice-rankmath-date-redirect.php';
	}

public static function notice_rankmath_sitemap()
	{
		include XMLSF_DIR . '/views/admin/notice-rankmath-sitemap.php';
	}
}
<?php
/* ------------------------------
 *      XMLSF Admin CLASS
 * ------------------------------ */

class XMLSF_Admin
{
	/**
	 * Sitemaps settings
	 * @var array
	 */
	private $sitemaps = array();

/**
	 * Static files conflicting with this plugin
	 * @var array
	 */
	public static $static_files = null;

/**
	 * Dismissed notices array
	 * @var array
	 */
	public static $dismissed = array();

/**
	 * CONSTRUCTOR
	 */

function __construct()
	{
		require XMLSF_DIR . '/models/functions.admin.php';
		require XMLSF_DIR . '/controllers/class.xmlsf-admin-notices.php';

$this->sitemaps = (array) get_option( 'xmlsf_sitemaps', array() );

if ( isset($this->sitemaps['sitemap']) ) {
			require XMLSF_DIR . '/models/class.xmlsf-admin-sitemap-sanitize.php';
			require XMLSF_DIR . '/controllers/class.xmlsf-admin-sitemap.php';
		}

if ( isset($this->sitemaps['sitemap-news']) ) {
			require XMLSF_DIR . '/models/class.xmlsf-admin-sitemap-news-sanitize.php';
			require XMLSF_DIR . '/controllers/class.xmlsf-admin-sitemap-news.php';
		}

// ACTION LINK
		add_filter( 'plugin_action_links_' . XMLSF_BASENAME, 'xmlsf_add_action_link' );
		add_filter( 'plugin_row_meta', 'xmlsf_plugin_meta_links', 10, 2);

add_action( 'admin_init', array( $this, 'notices_actions' ) );
		add_action( 'admin_init', array( $this, 'transients_actions' ) );
		add_action( 'admin_init', array( $this, 'register_settings' ), 0 );

// ACTIONS & CHECKS
		add_action( 'admin_init', array( $this, 'tools_actions' ) );
		add_action( 'admin_init', array( $this, 'static_files' ) );
		add_action( 'admin_init', array( $this, 'check_theme_conflicts' ) );
	}

/**
	* SETTINGS
	*/

/**
	 * Register settings and add settings fields
	 */

public function register_settings()
	{
		// sitemaps
		register_setting( 'reading', 'xmlsf_sitemaps', array('XMLSF_Admin_Sanitize','sitemaps_settings') );
		add_settings_field( 'xmlsf_sitemaps', __('Enable XML sitemaps','xml-sitemap-feed'), array($this,'sitemaps_settings_field'), 'reading' );

// custom domains, only when any sitemap is active
		if ( isset($this->sitemaps['sitemap']) || isset($this->sitemaps['sitemap-news']) ) {
			register_setting( 'reading', 'xmlsf_domains', array('XMLSF_Admin_Sanitize','domains_settings') );
			add_settings_field( 'xmlsf_domains', __('Allowed domains','xml-sitemap-feed'), array($this,'domains_settings_field'), 'reading' );
		}

// help tab
		add_action( 'load-options-reading.php', array($this,'xml_sitemaps_help') );

// robots rules, only when permalinks are set
		$rules = get_option( 'rewrite_rules' );
		if( ! xmlsf()->plain_permalinks() && isset( $rules['robots\.txt$'] ) ) {
			register_setting( 'reading', 'xmlsf_robots', array('XMLSF_Admin_Sanitize','robots_settings') );
			add_settings_field( 'xmlsf_robots', __('Additional robots.txt rules','xml-sitemap-feed'), array($this,'robots_settings_field'), 'reading' );
		}

// ping, only when any sitemap is active
		if ( isset($this->sitemaps['sitemap']) || isset($this->sitemaps['sitemap-news']) ) {
			register_setting( 'writing', 'xmlsf_ping', array('XMLSF_Admin_Sanitize','ping_settings') );
			add_settings_field( 'xmlsf_ping', __('Ping Services','xml-sitemap-feed'), array($this,'ping_settings_field'), 'writing' );
			add_action( 'load-options-writing.php', array($this,'ping_settings_help') );
		}
	}

/* SITEMAPS */

public function xml_sitemaps_help()
	{
		ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-sitemaps.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

get_current_screen()->add_help_tab( array(
			'id'      => 'sitemap-settings',
			'title'   => __( 'Enable XML sitemaps', 'xml-sitemap-feed' ),
			'content' => $content,
			'priority' => 11
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-allowed-domains.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

get_current_screen()->add_help_tab( array(
			'id'      => 'allowed-domains',
			'title'   =>__( 'Allowed domains', 'xml-sitemap-feed' ),
			'content' => $content,
			'priority' => 11
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-robots.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

get_current_screen()->add_help_tab( array(
			'id'      => 'robots',
			'title'   => __( 'Additional robots.txt rules', 'xml-sitemap-feed' ),
			'content' => $content,
			'priority' => 11
		) );
	}

/**
	 * Sitemap settings fields
	 */

public function sitemaps_settings_field()
	{
		if ( 1 == get_option('blog_public') ) :

// The actual fields for data entry
			include XMLSF_DIR . '/views/admin/field-sitemaps.php';

else :

_e( 'XML Sitemaps are not available because of your site’s visibility settings (above).', 'xml-sitemap-feed' );

endif;
	}

/**
	 * Domain settings field
	 */

public function domains_settings_field()
	{
		$domains = get_option( 'xmlsf_domains' );
		if ( !is_array($domains) ) $domains = array();

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-sitemap-domains.php';
	}

/* ROBOTS */

public function robots_settings_field()
	{
		// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-robots.php';
	}

/* PING SETTINGS */

public function ping_settings_help()
	{
		ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-ping.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

get_current_screen()->add_help_tab( array(
			'id'      => 'ping-services',
			'title'   => __( 'Ping Services', 'xml-sitemap-feed' ),
			'content' => $content,
			'priority' => 11
		) );
	}

public function ping_settings_field()
	{
		$options = get_option( 'xmlsf_ping' );

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-ping.php';
	}

/**
	 * Clear settings
	 */
	public function clear_settings( $sitemap = '' )
	{
		$defaults = 'sitemap-news' == $sitemap ? array(
			'news_tags' => xmlsf()->default_news_tags
		) : xmlsf()->defaults();

unset( $defaults['sitemaps'] );

foreach ( $defaults as $option => $settings ) {
			update_option( 'xmlsf_' . $option, $settings );
		}

delete_transient( 'xmlsf_static_files' );

add_settings_error( 'notice_clear_settings', 'notice_clear_settings', __('Settings reset to the plugin defaults.','xml-sitemap-feed'), 'updated' );
	}

/**
	 * Delete static sitemap files
	 */

public function delete_static_files()
	{
		if ( empty($_POST['xmlsf-delete']) ) {
			add_settings_error( 'static_files', 'none_selected', __('No files selected for deletion!','xml-sitemap-feed'), 'notice-warning' );
			return;
		}

$allowed_files = array('sitemap.xml','sitemap-news.xml','robots.txt');

$this->static_files();

foreach ( $_POST['xmlsf-delete'] as $name ) {
			if ( !in_array($name,$allowed_files) ) {
				unset(self::$static_files[$name]);
				add_settings_error( 'static_files', 'file_not_allowed', sprintf( /* Translators: static file name */ __('File %s not in the list of allowed files!','xml-sitemap-feed'), '<em>' . $name . '</em>' ) );
				continue;
			}
			if ( !isset(self::$static_files[$name]) ) {
				// do nothing and be quiet about it...
				continue;
			}
			if ( unlink(self::$static_files[$name]) ) {
				unset(self::$static_files[$name]);
				add_settings_error( 'static_files', 'file_deleted_'.$name, sprintf( /* Translators: static file name */ __('Static file %s succesfully deleted.','xml-sitemap-feed'), '<em>' . $name . '</em>' ), 'updated' );
			} else {
				add_settings_error( 'static_files', 'file_failed_'.$name,
					sprintf( /* Translators: static file name */ __('Static file %s deletion failed.','xml-sitemap-feed'), '<em>' . $name . '</em>' ) . ' ' . sprintf( /* Translators: static file full path and name */ __('This is probably due to insufficient rights. Please try to remove %s manually via FTP or your hosting provider control panel.','xml-sitemap-feed'), self::$static_files[$name] )
				);
			}
		}

$this->check_static_files();
	}

/**
	 * Check for static sitemap files
	 */
	public function static_files()
	{
		if ( ( is_multisite() && ! is_super_admin() ) || ! current_user_can( 'manage_options' ) ) return;

if ( null === self::$static_files )
			self::$static_files = get_transient( 'xmlsf_static_files' );

if ( !empty(self::$static_files) && !in_array( 'static_files', self::$dismissed ) ) {
			add_action( 'admin_notices', array( 'XMLSF_Admin_Notices', 'notice_static_files' ) );
		}
	}

/**
	 * Check for static sitemap files
	 */
	public function check_static_files()
	{
		$home_path = trailingslashit( get_home_path() );
		self::$static_files = array();
		$check_for = $this->sitemaps;
		if ( get_option('xmlsf_robots') ) {
			$check_for['robots'] = 'robots.txt';
		}

foreach ( $check_for as $name => $pretty ) {
			if ( ! empty( $pretty ) && file_exists( $home_path . $pretty ) ) {
				self::$static_files[$pretty] = $home_path . $pretty;
			}
		}

if ( !empty( self::$static_files ) ) {
			set_transient( 'xmlsf_static_files', self::$static_files );
		} else {
			delete_transient( 'xmlsf_static_files' );
		}
	}

/**
	 * Check for conflicting themes and their settings
	 */

public function check_theme_conflicts()
	{
		// Catch Box Pro feed redirect
		if ( !in_array( 'catchbox_feed_redirect', self::$dismissed ) && function_exists( 'catchbox_is_feed_url_present' ) && catchbox_is_feed_url_present(null) ) {
			add_action( 'admin_notices', array( 'XMLSF_Admin_Notices', 'notice_catchbox_feed_redirect' ) );
		}
	}

public function tools_actions()
	{
		if ( isset( $_POST['xmlsf-clear-settings-submit'] ) && isset( $_POST['xmlsf-clear-settings'] ) ) {
			if ( xmlsf_verify_nonce('help') ) {
				$this->clear_settings( $_POST['xmlsf-clear-settings'] );
			}
		}

if ( isset( $_POST['xmlsf-delete-submit'] ) ) {
			if ( xmlsf_verify_nonce('help') ) {
				$this->delete_static_files();
			}
		}

if ( isset( $_POST['xmlsf-check-conflicts'] ) ) {
			if ( xmlsf_verify_nonce('help') ) {
				// reset ignored warnings
				delete_user_meta( get_current_user_id(), 'xmlsf_dismissed' );
				self::$dismissed = array();

$this->check_static_files();
				if ( empty( self::$static_files ) )
					add_settings_error( 'static_files_notice', 'static_files', __('No conflicting static files found.','xml-sitemap-feed'), 'notice-info');
			}
		}

if ( isset( $_POST['xmlsf-flush-rewrite-rules'] ) ) {
			if ( xmlsf_verify_nonce('help') ) {
				// flush rewrite rules
				flush_rewrite_rules();
				add_settings_error( 'flush_admin_notice', 'flush_admin_notice', __('WordPress rewrite rules have been flushed.','xml-sitemap-feed'), 'updated' );
			}
		}

if ( isset( $_POST['xmlsf-clear-term-meta'] ) ) {
			if ( xmlsf_verify_nonce('help') ) {
				// remove metadata
				global $wpdb;
		  	// terms meta
		  	$wpdb->delete( $wpdb->prefix.'termmeta', array( 'meta_key' => 'term_modified' ) );
				add_settings_error( 'clear_meta_notice', 'clear_meta_notice', __('Sitemap term meta cache has been cleared.','xml-sitemap-feed'), 'updated' );
			}
		}

if ( isset( $_POST['xmlsf-clear-post-meta'] ) ) {
			if ( xmlsf_verify_nonce('help') ) {
				// remove metadata
				global $wpdb;
				// images meta
		  	$wpdb->delete( $wpdb->prefix.'postmeta', array( 'meta_key' => '_xmlsf_image_attached' ) );
		  	$wpdb->delete( $wpdb->prefix.'postmeta', array( 'meta_key' => '_xmlsf_image_featured' ) );
				update_option( 'xmlsf_images_meta_primed', array() );
				// comments meta
		    $wpdb->delete( $wpdb->prefix.'postmeta', array( 'meta_key' => '_xmlsf_comment_date' ) );
				update_option( 'xmlsf_comments_meta_primed', array() );

add_settings_error( 'clear_meta_notice', 'clear_meta_notice', __('Sitemap post meta caches have been cleared.','xml-sitemap-feed'), 'updated' );
			}
		}

}

public function notices_actions()
	{
		self::$dismissed = (array) get_user_meta( get_current_user_id(), 'xmlsf_dismissed' );

if ( isset( $_POST['xmlsf-dismiss-submit'] ) && isset( $_POST['xmlsf-dismiss'] ) ) {
			if ( xmlsf_verify_nonce('notice') ) {
				add_user_meta( get_current_user_id(), 'xmlsf_dismissed', $_POST['xmlsf-dismiss'], false );
				self::$dismissed[] = $_POST['xmlsf-dismiss'];
			}
		}
	}

public function transients_actions()
	{
		// CATCH TRANSIENT for flushing rewrite rules after the sitemaps setting has changed
		delete_transient('xmlsf_flush_rewrite_rules') && flush_rewrite_rules();

// CATCH TRANSIENT for static file check
		delete_transient('xmlsf_check_static_files') && $this->check_static_files();
	}

}

new XMLSF_Admin();
<?php

class XMLSF_Admin_Sitemap_News extends XMLSF_Admin
{
	/**
   * Holds the values to be used in the fields callbacks
   */
  private $options;

/**
   * Start up
   */
  public function __construct()
  {
		// META
		add_action( 'add_meta_boxes', array( $this, 'add_meta_box' ) );
		add_action( 'save_post', array( $this, 'save_metadata' ) );

// SETTINGS
		add_action( 'admin_init', array( $this, 'register_settings' ) );
		add_action( 'admin_menu', array( $this, 'add_settings_page' ) );
		// advanced tab options
		add_action( 'xmlsf_news_settings_before', 'xmlsf_news_section_advanced_intro' );
		add_action( 'xmlsf_news_add_settings', array( $this, 'add_settings' ) );

// TOOLS ACTIONS
		add_action( 'admin_init', array( $this, 'tools_actions' ) );
  }

/**
	* TOOLS ACTIONS
	*/

public function tools_actions()
	{
		if ( ! isset( $_POST['xmlsf-ping-sitemap-news'] ) || ! xmlsf_verify_nonce('help') )
      return;

$sitemaps = get_option( 'xmlsf_sitemaps' );
		$result = xmlsf_ping( 'google', $sitemaps['sitemap-news'], 5 * MINUTE_IN_SECONDS );

switch( $result ) {
			case 200:
			$msg = sprintf( /* Translators: Search engine / Service name */ __( 'Pinged %s with success.', 'xml-sitemap-feed' ), __( 'Google News', 'xml-sitemap-feed' ) );
			$type = 'updated';
			break;

case 999:
			$msg = sprintf( /* Translators: Search engine / Service name, interval number */ __( 'Ping %s skipped: Sitemap already sent within the last %d minutes.', 'xml-sitemap-feed' ), __( 'Google News', 'xml-sitemap-feed' ), 5 );
			$type = 'notice-warning';
			break;

case '':
			$msg = sprintf( translate('Oops: %s'), translate('Something went wrong.') );
			$type = 'error';
			break;

default:
			$msg = sprintf( /* Translators: Search engine / Service name, response code number */ __( 'Ping %s failed with response code: %d', 'xml-sitemap-feed' ), __( 'Google News', 'xml-sitemap-feed' ), $result );
			$type = 'error';
		}

add_settings_error( 'ping_sitemap', 'ping_sitemap', $msg, $type );

}

/**
	* META BOXES
	*/

/* Adds a News Sitemap box to the side column */
	public function add_meta_box()
	{
		$news_tags = get_option( 'xmlsf_news_tags' );
		$news_post_types = !empty($news_tags['post_type']) && is_array($news_tags['post_type']) ? $news_tags['post_type'] : array('post');

// Only include metabox on post types that are included
		foreach ( $news_post_types as $post_type ) {
			add_meta_box(
				'xmlsf_news_section',
				__( 'Google News', 'xml-sitemap-feed' ),
				array( $this, 'meta_box' ),
				$post_type,
				'side'
			);
		}
	}

public function meta_box( $post )
	{
		// Use nonce for verification
		wp_nonce_field( XMLSF_BASENAME, '_xmlsf_news_nonce' );

// Use get_post_meta to retrieve an existing value from the database and use the value for the form
		$exclude = 'private' == $post->post_status || get_post_meta( $post->ID, '_xmlsf_news_exclude', true );
		$disabled = 'private' == $post->post_status;

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/meta-box-news.php';
	}

/* When the post is saved, save our meta data */
	public function save_metadata( $post_id )
	{
		if (
      // verify nonce
      ! isset($_POST['_xmlsf_news_nonce']) || ! wp_verify_nonce($_POST['_xmlsf_news_nonce'], XMLSF_BASENAME) ||
      // user not allowed
      ! current_user_can( 'edit_post', $post_id )
    ) return;

// _xmlsf_news_exclude
		if ( empty($_POST['xmlsf_news_exclude']) )
			delete_post_meta( $post_id, '_xmlsf_news_exclude' );
		else
			update_post_meta( $post_id, '_xmlsf_news_exclude', '1' );
	}

/**
	* SETTINGS
	*/

/**
   * Add options page
   */
  public function add_settings_page()
	{
    // This page will be under "Settings"
    $screen_id = add_options_page(
  	__('Google News Sitemap','xml-sitemap-feed'),
          __('Google News','xml-sitemap-feed'),
          'manage_options',
          'xmlsf_news',
          array( $this, 'settings_page' )
    );

// Help tab
  	add_action( 'load-'.$screen_id, array( $this, 'help_tab' ) );
  }

/**
   * Options page callback
   */
  public function settings_page()
  {
    $this->options = (array) get_option( 'xmlsf_news_tags', array() );

$sitemaps = (array) get_option( 'xmlsf_sitemaps', array() );
		$url = trailingslashit(get_bloginfo('url')) . ( xmlsf()->plain_permalinks() || empty($sitemaps['sitemap-news']) ? '?feed=sitemap-news' : $sitemaps['sitemap-news'] );

$active_tab = isset( $_GET[ 'tab' ] ) ? $_GET[ 'tab' ] : 'general';

do_action( 'xmlsf_news_add_settings', $active_tab );

include XMLSF_DIR . '/views/admin/page-sitemap-news.php';
	}

/**
   * Add advanced settings
   */
  public function add_settings( $active_tab = '' )
	{
    if ( 'advanced' == $active_tab ) {
      // ADVANCED SECTION
  		add_settings_section( 'news_sitemap_advanced_section', /* '<a name="xmlnf"></a>'.__('Google News Sitemap','xml-sitemap-feed') */ '', '', 'xmlsf_news_advanced' );

// Keywords
  		add_settings_field( 'xmlsf_news_keywords', __('Keywords', 'xml-sitemap-feed' ), array( $this,'keywords_field' ), 'xmlsf_news_advanced', 'news_sitemap_advanced_section' );

// Stock tickers
  		add_settings_field( 'xmlsf_news_stock_tickers', __('Stock tickers', 'xml-sitemap-feed' ), array( $this,'stock_tickers_field' ), 'xmlsf_news_advanced', 'news_sitemap_advanced_section' );

// Ping log
  		add_settings_field( 'xmlsf_news_ping_log', __('Ping log', 'xml-sitemap-feed' ), array( $this,'ping_log_field' ), 'xmlsf_news_advanced', 'news_sitemap_advanced_section' );
    } else {
  		// GENERAL SECTION
  		add_settings_section( 'news_sitemap_general_section', /* '<a name="xmlnf"></a>'.__('Google News Sitemap','xml-sitemap-feed') */ '', '', 'xmlsf_news_general' );

// SETTINGS
  		add_settings_field( 'xmlsf_news_name', '<label for="xmlsf_news_name">'.__('Publication name','xml-sitemap-feed').'</label>', array($this,'name_field'), 'xmlsf_news_general', 'news_sitemap_general_section' );
  		add_settings_field( 'xmlsf_news_post_type', __('Post type','xml-sitemap-feed'), array($this,'post_type_field'), 'xmlsf_news_general', 'news_sitemap_general_section' );

global $wp_taxonomies;
  		$news_post_type = isset( $this->options['post_type'] ) && !empty( $this->options['post_type'] ) ? (array) $this->options['post_type'] : array('post');
  		$post_types = ( isset( $wp_taxonomies['category'] ) ) ? $wp_taxonomies['category']->object_type : array();

foreach ( $news_post_type as $post_type ) {
  			if ( in_array( $post_type, $post_types ) ) {
  				add_settings_field( 'xmlsf_news_categories', translate('Categories'), array($this,'categories_field'), 'xmlsf_news_general', 'news_sitemap_general_section' );
  				break;
  			}
  		}

// Source labels - deprecated
  		add_settings_field( 'xmlsf_news_labels', __('Source labels', 'xml-sitemap-feed' ), array($this,'labels_field'), 'xmlsf_news_general', 'news_sitemap_general_section' );
    }
	}

/**
	 * Register settings
	 */
	public function register_settings()
  {
		register_setting( 'xmlsf_news_general', 'xmlsf_news_tags', array('XMLSF_Admin_Sitemap_News_Sanitize','news_tags_settings') );
  }

/**
	* GOOGLE NEWS SITEMAP SECTION
	*/

public function help_tab() {
		$screen = get_current_screen();

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-news.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

$screen->add_help_tab( array(
			'id'      => 'sitemap-news-settings',
			'title'   => __( 'Google News Sitemap', 'xml-sitemap-feed' ),
			'content' => $content
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-news-name.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

$screen->add_help_tab( array(
			'id'      => 'sitemap-news-name',
			'title'   => __( 'Publication name', 'xml-sitemap-feed' ),
			'content' => $content
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-news-categories.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

$screen->add_help_tab( array(
			'id'      => 'sitemap-news-categories',
			'title'   => translate('Categories'),
			'content' => $content
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-news-keywords.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

$screen->add_help_tab( array(
			'id'      => 'sitemap-news-keywords',
			'title'   => __( 'Keywords', 'xml-sitemap-feed' ),
			'content' => $content
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-news-stocktickers.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

$screen->add_help_tab( array(
			'id'      => 'sitemap-news-stocktickers',
			'title'   => __( 'Stock tickers', 'xml-sitemap-feed' ),
			'content' => $content
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-news-labels.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

$screen->add_help_tab( array(
			'id'      => 'sitemap-news-labels',
			'title'   => __( 'Source labels', 'xml-sitemap-feed' ),
			'content' => $content
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-news-sidebar.php';
		$content = ob_get_clean();

$screen->set_help_sidebar( $content );
	}

public function name_field()
	{
		$name = !empty($this->options['name']) ? $this->options['name'] : '';

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-news-name.php';
	}

public function post_type_field()
	{
		global $wp_taxonomies;
		$post_types = apply_filters( 'xmlsf_news_post_types', get_post_types( array( 'public' => true ) /*,'objects'*/) );

if ( is_array($post_types) && !empty($post_types) ) :

$news_post_type = isset($this->options['post_type']) && !empty( $this->options['post_type'] ) ? (array) $this->options['post_type'] : array('post');

$type = apply_filters( 'xmlsf_news_post_type_field_type', 1 == count( $news_post_type ) ? 'radio' : 'checkbox' );

$allowed = ( !empty( $this->options['categories'] ) && isset( $wp_taxonomies['category'] ) ) ? $wp_taxonomies['category']->object_type : $post_types;

$do_warning = !empty( $this->options['categories'] ) && count($post_types) > 1 ? true : false;

// The actual fields for data entry
			include XMLSF_DIR . '/views/admin/field-news-post-type.php';

else :

echo '<p class="description warning">'.__('There appear to be no post types available.','xml-sitemap-feed').'</p>';

endif;
	}

public function categories_field()
	{
		$selected_categories = isset( $this->options['categories'] ) && is_array( $this->options['categories'] ) ? $this->options['categories'] : array();

$cat_list = str_replace('name="post_category[]"','name="'.'xmlsf_news_tags[categories][]"', wp_terms_checklist( null, array( 'taxonomy' => 'category', 'selected_cats' => $selected_categories, 'echo' => false ) ) );

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-news-categories.php';
	}

public function keywords_field()
  {
		// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-news-keywords.php';
	}

public function stock_tickers_field()
  {
		// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-news-stocktickers.php';
	}

public function ping_log_field()
  {
		// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-news-ping-log.php';
	}

public function labels_field()
  {
		// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-news-labels.php';
	}

}

new XMLSF_Admin_Sitemap_News();

function xmlsf_news_section_advanced_intro( $active_tab = '' ) {
	if ( 'advanced' == $active_tab )
		include XMLSF_DIR . '/views/admin/section-advanced-intro.php';
}
<?php

class XMLSF_Admin_Sitemap extends XMLSF_Admin
{
  /**
   * Holds the values to be used in the fields callbacks
   */
  private $screen_id;

/**
   * Holds the public taxonomies array
   */
  private $public_taxonomies;

/**
   * Start up
   */
  public function __construct()
  {
		add_action( 'admin_menu', array( $this, 'add_settings_page' ) );
		add_action( 'admin_init', array( $this, 'tools_actions' ) );
		add_action( 'admin_init', array( $this, 'check_plugin_conflicts' ), 11 );
		add_action( 'admin_init', array( $this, 'register_settings' ) );
		add_action( 'add_meta_boxes', array( $this, 'add_meta_box' ) );
		add_action( 'save_post', array( $this, 'save_metadata' ) );
	}

public function tools_actions()
	{
		if ( ! isset( $_POST['xmlsf-ping-sitemap'] ) || ! xmlsf_verify_nonce('help') )
      return;

$sitemaps = get_option( 'xmlsf_sitemaps' );

foreach ( array('google','bing') as $se ) {
			$result = xmlsf_ping( $se, $sitemaps['sitemap'], HOUR_IN_SECONDS );

$se_name = 'google' == $se ? __('Google','xml-sitemap-feed') : __('Bing & Yahoo','xml-sitemap-feed');

switch( $result ) {
				case 200:
				$msg = sprintf( /* Translators: Search engine / Service name */ __( 'Pinged %s with success.', 'xml-sitemap-feed' ), $se_name );
				$type = 'updated';
				break;

case 999:
				$msg = sprintf( /* Translators: Search engine / Service name, interval number */ __( 'Ping %s skipped: Sitemap already sent within the last %d minutes.', 'xml-sitemap-feed' ), $se_name, 60 );
				$type = 'notice-warning';
				break;

case '':
				$msg = sprintf( translate('Oops: %s'), translate('Something went wrong.') );
				$type = 'error';
				break;

default:
				$msg = sprintf( /* Translators: Search engine / Service name, response code number */ __( 'Ping %s failed with response code: %d', 'xml-sitemap-feed' ), $se_name, $result );
				$type = 'error';
			}

add_settings_error( 'ping_sitemap', 'ping_sitemap', $msg, $type );
		}

}

/**
	 * Check for conflicting plugins and their settings
	 */
	public function check_plugin_conflicts()
	{
    if ( wp_doing_ajax() || ! current_user_can( 'manage_options' ) ) return;

// TODO:
		// W3TC static files 404 exclusion rules ? Said to be fixed in W3TC next version...
		// Google (XML) Sitemaps Generator Plugin for WordPress and Google News sitemap incompatibility

// WP SEO conflict notices
		if ( is_plugin_active('wordpress-seo/wp-seo.php') ) {
			// check date archive redirection
			if ( !in_array( 'wpseo_date_redirect', parent::$dismissed ) ) {
				$wpseo_titles = get_option( 'wpseo_titles' );
				if ( !empty( $wpseo_titles['disable-date'] ) ) {
					// check if Split by option is set anywhere
					foreach ( (array) get_option( 'xmlsf_post_types', array() ) as $type => $settings ) {
						if ( !empty( $settings['active'] ) && !empty( $settings['archive'] ) ) {
							add_action( 'admin_notices', array( 'XMLSF_Admin_Notices', 'notice_wpseo_date_redirect' ) );
							break;
						}
					}
				}
			}

// check wpseo sitemap option
			if ( !in_array( 'wpseo_sitemap', parent::$dismissed ) ) {
				$wpseo = get_option( 'wpseo' );
				if ( !empty( $wpseo['enable_xml_sitemap'] ) ) {
					add_action( 'admin_notices', array( 'XMLSF_Admin_Notices', 'notice_wpseo_sitemap' ) );
				}
			}
		}

// SEOPress conflict notices
		if ( is_plugin_active('wp-seopress/seopress.php') ) {

// check date archive redirection
			$seopress_toggle = get_option( 'seopress_toggle' );
			if ( !in_array( 'seopress_date_redirect', parent::$dismissed ) ) {
				$seopress_titles = get_option( 'seopress_titles_option_name' );
				if ( ! empty( $seopress_toggle['toggle-titles'] ) && ! empty( $seopress_titles['seopress_titles_archives_date_disable'] ) ) {
					// check if Split by option is set anywhere
					foreach ( (array) get_option( 'xmlsf_post_types', array() ) as $type => $settings ) {
						if ( !empty( $settings['active'] ) && !empty( $settings['archive'] ) ) {
							add_action( 'admin_notices', array( 'XMLSF_Admin_Notices', 'notice_seopress_date_redirect' ) );
							break;
						}
					}
				}
			}

// check seopress sitemap option
			if ( !in_array( 'seopress_sitemap', parent::$dismissed ) ) {
				$seopress_xml_sitemap = get_option( 'seopress_xml_sitemap_option_name' );
				if ( ! empty( $seopress_toggle['toggle-xml-sitemap'] ) && !empty( $seopress_xml_sitemap['seopress_xml_sitemap_general_enable'] ) ) {
					add_action( 'admin_notices', array( 'XMLSF_Admin_Notices', 'notice_seopress_sitemap' ) );
				}
			}
		}

// Rank Math conflict notices
		if ( is_plugin_active('seo-by-rank-math/rank-math.php') ) {

// check date archive redirection
			if ( !in_array( 'rankmath_date_redirect', parent::$dismissed ) ) {
				$rankmath_titles = get_option( 'rank-math-options-titles' );
				if ( ! empty( $rankmath_titles['disable_date_archives'] ) && $rankmath_titles['disable_date_archives'] == 'on' ) {
					// check if Split by option is set anywhere
					foreach ( (array) get_option( 'xmlsf_post_types', array() ) as $type => $settings ) {
						if ( !empty( $settings['active'] ) && !empty( $settings['archive'] ) ) {
							add_action( 'admin_notices', array( 'XMLSF_Admin_Notices', 'notice_rankmath_date_redirect' ) );
							break;
						}
					}
				}
			}

// check rank math sitemap option
			if ( !in_array( 'rankmath_sitemap', parent::$dismissed ) ) {
				$rankmath_modules = (array) get_option( 'rank_math_modules' );
				if ( in_array( 'sitemap', $rankmath_modules ) ) {
					add_action( 'admin_notices', array( 'XMLSF_Admin_Notices', 'notice_rankmath_sitemap' ) );
				}
			}
		}

}

/**
	* META BOXES
	*/

/* Adds a XML Sitemap box to the side column */
	public function add_meta_box()
	{
		$post_types = get_option( 'xmlsf_post_types' );
		if ( !is_array( $post_types ) ) return;

foreach ( $post_types as $post_type => $settings ) {
			// Only include metaboxes on post types that are included
			if ( isset( $settings["active"] ) )
				add_meta_box(
					'xmlsf_section',
					__( 'XML Sitemap', 'xml-sitemap-feed' ),
					array( $this, 'meta_box' ),
					$post_type,
					'side',
					'low'
				);
		}
	}

public function meta_box( $post )
	{
		// Use nonce for verification
		wp_nonce_field( XMLSF_BASENAME, '_xmlsf_nonce' );

// Use get_post_meta to retrieve an existing value from the database and use the value for the form
		$exclude = get_post_meta( $post->ID, '_xmlsf_exclude', true );
		$priority = get_post_meta( $post->ID, '_xmlsf_priority', true );
		$disabled = false;

// priority value precheck to prevent "invalid form control not focusable" when meta box is hidden
    if ( !empty($priority) && is_numeric($priority) ) {
      $priority = xmlsf_sanitize_priority( $priority );
    } else {
      $priority = '';
    }

// disable options and (visibly) set excluded to true for private posts
		if ( 'private' == $post->post_status ) {
			$disabled = true;
			$exclude = true;
		}

// disable options and (visibly) set priority to 1 for front page
		if ( $post->ID == get_option('page_on_front') ) {
			$disabled = true;
			$exclude = false;
			$priority = '1'; // force priority to 1 for front page
		}

$description = sprintf(
			__('Leave empty for automatic Priority as configured on %1$s > %2$s.','xml-sitemap-feed'),
			translate('Settings'),
			'<a href="' . admin_url('options-general.php') . '?page=xmlsf">' . __('XML Sitemap','xml-sitemap-feed') . '</a>'
		);

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/meta-box.php';
	}

/* When the post is saved, save our meta data */
	public function save_metadata( $post_id )
	{
		if (
      // verify nonce
      ! isset($_POST['_xmlsf_nonce']) || ! wp_verify_nonce($_POST['_xmlsf_nonce'], XMLSF_BASENAME) ||
      // user not allowed
      ! current_user_can( 'edit_post', $post_id )
    ) return;

// _xmlsf_priority
		if ( empty($_POST['xmlsf_priority']) || ! is_numeric($_POST['xmlsf_priority']) )
			delete_post_meta($post_id, '_xmlsf_priority');
		else
      update_post_meta($post_id, '_xmlsf_priority', xmlsf_sanitize_priority( $_POST['xmlsf_priority'] ) );

// _xmlsf_exclude
		if ( empty($_POST['xmlsf_exclude']) )
			delete_post_meta($post_id, '_xmlsf_exclude');
		else
			update_post_meta($post_id, '_xmlsf_exclude', $_POST['xmlsf_exclude']);
	}

/**
   * Gets public taxonomies
   */
  public function public_taxonomies()
	{
		if ( !isset( $this->public_taxonomies ) ) {
			$this->public_taxonomies = xmlsf_public_taxonomies();
		}

return $this->public_taxonomies;
	}

/**
   * Add options page
   */
  public function add_settings_page()
	{
    // This page will be under "Settings"
    $this->screen_id = add_options_page(
      __('XML Sitemap','xml-sitemap-feed'),
      __('XML Sitemap','xml-sitemap-feed'),
      'manage_options',
      'xmlsf',
      array( $this, 'settings_page' )
    );
  }

/**
   * Options page callback
   */
  public function settings_page()
  {
		// SECTIONS & SETTINGS
		// post_types
		add_settings_section( 'xml_sitemap_post_types_section', /*'<a name="xmlsf"></a>'.__('XML Sitemap','xml-sitemap-feed')*/ '', '', 'xmlsf_post_types' );
		$post_types = apply_filters( 'xmlsf_post_types', get_post_types( array( 'public' => true ) /*,'objects'*/) );

if ( is_array($post_types) && !empty($post_types) ) :
			foreach ( $post_types as $post_type ) {
				$obj = get_post_type_object( $post_type );
				if ( !is_object( $obj ) )
					continue;
				add_settings_field( 'xmlsf_post_type_'.$obj->name, $obj->label, array($this,'post_types_settings_field'), 'xmlsf_post_types', 'xml_sitemap_post_types_section', $post_type );
				// Note: (ab)using section name parameter to pass post type name
			}
		endif;

// taxonomies
		add_settings_section( 'xml_sitemap_taxonomies_section', /*'<a name="xmlsf"></a>'.__('XML Sitemap','xml-sitemap-feed')*/ '', '', 'xmlsf_taxonomies' );
		add_settings_field( 'xmlsf_taxonomy_settings', translate('General'), array($this,'taxonomy_settings_field'), 'xmlsf_taxonomies', 'xml_sitemap_taxonomies_section' );
    add_settings_field( 'xmlsf_taxonomies', __('Taxonomies','xml-sitemap-feed'), array($this,'taxonomies_field'), 'xmlsf_taxonomies', 'xml_sitemap_taxonomies_section' );

add_settings_section( 'xml_sitemap_advanced_section', /*'<a name="xmlsf"></a>'.__('XML Sitemap','xml-sitemap-feed')*/ '', '', 'xmlsf_advanced' );
		// custom urls
		add_settings_field( 'xmlsf_urls', __('External web pages','xml-sitemap-feed'), array($this,'urls_settings_field'), 'xmlsf_advanced', 'xml_sitemap_advanced_section' );
		// custom sitemaps
		add_settings_field( 'xmlsf_custom_sitemaps', __('External XML Sitemaps','xml-sitemap-feed'), array($this,'custom_sitemaps_settings_field'), 'xmlsf_advanced', 'xml_sitemap_advanced_section' );

$active_tab = isset( $_GET[ 'tab' ] ) ? $_GET[ 'tab' ] : 'post_types';

include XMLSF_DIR . '/views/admin/page-sitemap.php';
  }

/**
   * Register and add settings
   */
  public function register_settings()
  {
		// Help tab
		add_action( 'load-'.$this->screen_id, array($this,'help_tab') );

// post_types
		register_setting( 'xmlsf_post_types', 'xmlsf_post_types', array('XMLSF_Admin_Sitemap_Sanitize','post_types_settings') );
		// taxonomies
		register_setting( 'xmlsf_taxonomies', 'xmlsf_taxonomy_settings', array('XMLSF_Admin_Sitemap_Sanitize','taxonomy_settings') );
		register_setting( 'xmlsf_taxonomies', 'xmlsf_taxonomies', array('XMLSF_Admin_Sitemap_Sanitize','taxonomies') );
		// custom urls
		register_setting( 'xmlsf_advanced', 'xmlsf_urls', array('XMLSF_Admin_Sitemap_Sanitize','custom_urls_settings') );
		// custom sitemaps
		register_setting( 'xmlsf_advanced', 'xmlsf_custom_sitemaps', array('XMLSF_Admin_Sitemap_Sanitize','custom_sitemaps_settings') );
  }

/**
	* XML SITEMAP SECTION
	*/

public function help_tab()
	{
		$screen = get_current_screen();

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-sitemaps.php';
		include XMLSF_DIR . '/views/admin/help-tab-support.php';
		$content = ob_get_clean();

$screen->add_help_tab( array(
			'id'      => 'sitemap-settings',
			'title'   => __( 'XML Sitemap', 'xml-sitemap-feed' ),
			'content' => $content
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-post-types.php';
		$content = ob_get_clean();

$screen->add_help_tab( array(
			'id'      => 'sitemap-settings-post-types',
			'title'   => __( 'Post types', 'xml-sitemap-feed' ),
			'content' => $content
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-taxonomies.php';
		$content = ob_get_clean();

$screen->add_help_tab( array(
			'id'      => 'sitemap-settings-taxonomies',
			'title'   => __( 'Taxonomies', 'xml-sitemap-feed' ),
			'content' => $content,
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-advanced.php';
		$content = ob_get_clean();

$screen->add_help_tab( array(
			'id'      => 'sitemap-settings-advanced',
			'title'   => translate( 'Advanced' ),
			'content' => $content
		) );

ob_start();
		include XMLSF_DIR . '/views/admin/help-tab-sidebar.php';
		$content = ob_get_clean();

$screen->set_help_sidebar( $content );
	}

public function post_types_settings_field( $post_type )
	{
		// post type slug passed as section name
		$obj = get_post_type_object( $post_type );

$count = wp_count_posts( $obj->name );

$options = get_option( 'xmlsf_post_types' );

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-sitemap-post-type.php';
	}

public function taxonomy_settings_field()
	{
		$taxonomy_settings = get_option( 'xmlsf_taxonomy_settings' );

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-sitemap-taxonomy-settings.php';
	}

public function taxonomies_field()
	{
		$taxonomies = get_option( 'xmlsf_taxonomies' );

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-sitemap-taxonomies.php';
	}

public function custom_sitemaps_settings_field()
	{
		$custom_sitemaps = get_option( 'xmlsf_custom_sitemaps' );
		$lines = is_array($custom_sitemaps) ? implode( PHP_EOL, $custom_sitemaps ) : $custom_sitemaps;

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-sitemap-custom.php';
	}

public function urls_settings_field()
  {
		$urls = get_option( 'xmlsf_urls' );
		$lines = array();

if( is_array($urls) && !empty($urls) ) {
			foreach( $urls as $arr ) {
				if( is_array($arr) )
					$lines[] = implode( " ", $arr );
			}
		}

// The actual fields for data entry
		include XMLSF_DIR . '/views/admin/field-sitemap-urls.php';
	}

}

new XMLSF_Admin_Sitemap();
<?php
/* ------------------------------
 *      XMLSF Controller CLASS
 * ------------------------------ */

class XMLSF_Sitemap_News
{
	/**
	 * Sitemap index name
	 * @var string
	 */
	private $sitemap = 'sitemap-news.xml';

/**
	 * Post types included in sitemap index
	 * @var array
	 */
	private $post_types;

/**
	 * CONSTRUCTOR
	 * Runs on init
	 */

function __construct( $sitemap )
	{
		$this->sitemap = $sitemap;

// PINGING
		add_action( 'transition_post_status', array( $this, 'do_ping' ), 10, 3 );

// FEED TEMPLATES
		add_action( 'do_feed_sitemap-news', 'xmlsf_news_load_template', 10, 1 );
	}

/**
	 * Do pings, hooked to transition post status
	 *
	 * @param $new_status
	 * @param $old_status
	 * @param $post
	 */
	public function do_ping( $new_status, $old_status, $post )
	{
		// bail out when already published or not publishing
		if ( $old_status == 'publish' || $new_status != 'publish' ) return;

// bail out when REST API call without new post data, see Gutenberg issue https://github.com/WordPress/gutenberg/issues/15094
		// NO ! Don't bail out now because there will be no other chance as long as bug is not fixed...
		// ... we'll have to make do without $_POST data so potentially incorrect get_post_meta() information.
		//if ( defined( 'REST_REQUEST' ) && REST_REQUEST ) return;

// bail out when Google ping not checked
		if ( ! in_array( 'google', (array) get_option( 'xmlsf_ping' ) ) ) return;

// we're saving from post edit screen
		if ( ! empty( $_POST ) && ! empty( $_POST['action'] ) && 'editpost' == $_POST['action'] ) {
			// bail out when exclude field is checked
			if ( ! empty( $_POST['_xmlsf_news_exclude'] ) ) return;
		} else {
			// fall back on exclude meta data from DB whic may be outdated (see bug)
			if ( get_post_meta( $post->ID, '_xmlsf_news_exclude' ) ) return;
		}

$news_tags = (array) get_option('xmlsf_news_tags');

// is this an active post type?
		if ( empty( $news_tags['post_type'] ) || ! in_array( $post->post_type, (array) $news_tags['post_type'] ) ) return;

// are categories limited and is not in correct category?
		if ( ! empty( $news_tags['categories'] ) ) {
			$cats = wp_get_post_categories( $post->ID, array( 'fields' => 'ids' ) );
			$intersect = array_intersect( (array) $cats, (array) $news_tags['categories'] );
			if ( empty( $intersect ) ) return;
		}

// PING
		xmlsf_ping( 'google', $this->sitemap, 5 * MINUTE_IN_SECONDS );
	}

}

/**
 * set up the news sitemap template
 */
function xmlsf_news_load_template() {
	load_template( XMLSF_DIR . '/views/feed-sitemap-news.php' );
}
<?php

/* ------------------------------
 *      XMLSF Controller CLASS
 * ------------------------------ */

class XMLSF_Sitemap
{
	/**
	 * Sitemap index name
	 * @var string
	 */
	private $sitemap = 'sitemap.xml';

/**
	 * Post types included in sitemap index
	 * @var array
	 */
	private $post_types = array();

/**
	 * CONSTRUCTOR
	 * Runs on init
	 */

function __construct( $sitemap )
	{
		$this->sitemap = $sitemap;

// Cache clearance
		add_action( 'clean_post_cache', array($this,'clean_post_cache'), 99, 2 );

// Update term meta lastmod date
		add_action( 'transition_post_status', array($this,'update_term_modified_meta'), 10, 3 );

// Update images post meta
		add_action( 'transition_post_status', array($this,'update_post_images_meta'), 10, 3 );

// Update last comment date post meta
		add_action( 'transition_comment_status', array($this,'update_post_comment_meta'), 10, 3 );
		add_action( 'comment_post', array($this,'update_post_comment_meta_cp'), 10, 3 ); // when comment is not held for moderation

// PINGING
		add_action( 'transition_post_status', array($this,'do_pings'), 10, 3 );

// FEED TEMPLATES
		add_action( 'do_feed_sitemap', 'xmlsf_load_template_index', 10, 1 );
		add_action( 'do_feed_sitemap_index', 'xmlsf_load_template_index', 10, 1 );
		add_action( 'do_feed_sitemap-home', 'xmlsf_load_template_home', 10, 1 );
		add_action( 'do_feed_sitemap-custom', 'xmlsf_load_template_custom', 10, 1 );

$this->post_types = (array) get_option( 'xmlsf_post_types', array() );

if ( is_array($this->post_types) ) {
			foreach ( $this->post_types as $post_type => $settings ) {
				if ( !empty($settings['active']) )
					// FEED TEMPLATES
					add_action( 'do_feed_sitemap-posttype-'.$post_type, 'xmlsf_load_template', 10, 1 );
				}
		}

foreach ( xmlsf_get_taxonomies() as $name ) {
			add_action( 'do_feed_sitemap-taxonomy-'.$name, 'xmlsf_load_template_taxonomy', 10, 1 );
		}
	}

/**
	 * Do pings, hooked to transition post status
	 *
	 * @param $new_status
	 * @param $old_status
	 * @param $post
	 */
	public function do_pings( $new_status, $old_status, $post )
 	{
		// bail out when already published or not publishing
		if ( $old_status == 'publish' || $new_status != 'publish' ) return;

// bail out when inactive post type
		if ( ! array_key_exists( $post->post_type, (array) $this->post_types ) ) return;

// we're saving from post edit screen (f.e. 'inline-save' would be from quick edit)
		if ( ! empty( $_POST ) && ! empty( $_POST['action'] ) && 'editpost' == $_POST['action'] ) {
			// bail out when exclude field is checked
			if ( ! empty( $_POST['_xmlsf_exclude'] ) ) return;
		} else {
			// fall back on exclude meta data from DB whic may be outdated (see bug)
			if ( get_post_meta( $post->ID, '_xmlsf_exclude' ) ) return;
		}

$ping = (array) get_option( 'xmlsf_ping', array() );
		// PING !
		foreach ( $ping as $se ) {
			xmlsf_ping( $se, $this->sitemap, HOUR_IN_SECONDS );
		}
 	}

/**
	 * Cache delete on clean_post_cache
	 *
	 * @param $post_ID
	 * @param $post
	 */
	public function clean_post_cache( $post_ID, $post )
	{
		// are we moving the post in or out of published status?
		wp_cache_delete( 'xmlsf_get_archives', 'general' );

// TODO get year / month here to delete specific keys too !!!!
		$m = mysql2date( 'Ym', $post->post_date, false );
		$y = substr( $m, 0, 4 );

// clear possible last post modified cache keys
		wp_cache_delete( 'lastpostmodified:gmt', 'timeinfo' ); // should be handled by WP core?
		wp_cache_delete( 'lastpostmodified'.$y.':gmt', 'timeinfo' );
		wp_cache_delete( 'lastpostmodified'.$m.':gmt', 'timeinfo' );
		wp_cache_delete( 'lastpostmodified'.$y.':gmt:'.$post->post_type, 'timeinfo' );
		wp_cache_delete( 'lastpostmodified'.$m.':gmt:'.$post->post_type, 'timeinfo' );

// clear possible last post date cache keys
		wp_cache_delete( 'lastpostdate:gmt', 'timeinfo' );
		wp_cache_delete( 'lastpostdate:gmt:'.$post->post_type, 'timeinfo' );

// clear possible fist post date cache keys
		wp_cache_delete( 'firstpostdate:gmt', 'timeinfo' );
		wp_cache_delete( 'firstpostdate:gmt:'.$post->post_type, 'timeinfo' );
	}

/**
	 * Update term modified meta, hooked to transition post status
	 *
	 * @param $new_status
	 * @param $old_status
	 * @param $post
	 */
	public function update_term_modified_meta( $new_status, $old_status, $post )
	{
		// bail when...
		if (
			// no status transition or not moving in or out of 'publish' status
			$old_status == $new_status || ( 'publish' != $new_status && 'publish' != $old_status ) ||
			// inactive post type
			! array_key_exists($post->post_type, $this->post_types) || empty( $this->post_types[$post->post_type]['active'] )
		) return;

$taxonomy_settings = get_option( 'xmlsf_taxonomy_settings' );

// bail if no taxonomies activated
		if ( ! is_array($taxonomy_settings) || empty( $taxonomy_settings['active'] ) )
			return;

$taxonomies = get_option( 'xmlsf_taxonomies' );
		if ( empty( $taxonomies ) )
			$taxonomies = xmlsf_public_taxonomies();

$term_ids = array();
		foreach ( (array) $taxonomies as $slug => $name ) {
			$terms = wp_get_post_terms( $post->ID, $slug, array( 'fields' => 'ids' ));
			if ( !is_wp_error($terms) ) {
				$term_ids = array_merge( $term_ids, $terms );
			}
		}

$time = date('Y-m-d H:i:s');

foreach( $term_ids as $id ) {
			update_term_meta( $id, 'term_modified', $time );
		}
	}

/**
	 * Update post images meta, hooked to transition post status
	 *
	 * @since 5.2
	 *
	 * @param $new_status
	 * @param $old_status
	 * @param $post
	 */
	public function update_post_images_meta( $new_status, $old_status, $post )
	{
		// bail when...
		if (
			// not publishing or updating
			$new_status != 'publish' ||
			// inactive post type
			! array_key_exists($post->post_type, $this->post_types) || empty( $this->post_types[$post->post_type]['active'] ) ||
			// no image tags active
			empty( $this->post_types[$post->post_type]['tags']['image'] )
		) return;

$which = $this->post_types[$post->post_type]['tags']['image'];

// delete old image meta data
		delete_post_meta( $post->ID, '_xmlsf_image_'.$which );

$this->_add_images_meta( $post, $which );

}

/**
	 * Update post comment meta, hooked to transition comment status
	 *
	 * @since 5.2
	 *
	 * @param string $new_status
	 * @param string $old_status
	 * @param object $comment
	 */
	public function update_post_comment_meta( $new_status, $old_status, $comment )
	{
		// bail when not publishing or unpublishing
		if ( $old_status == $new_status || ( $new_status != 'approved' && $old_status != 'approved' ) ) return;

$post_type = get_post_type( $comment->comment_post_ID );

// bail when...
		if ( ! array_key_exists($post_type, $this->post_types) // inactive post type
			|| empty( $this->post_types[$post_type]['update_lastmod_on_comments'] ) // comments date irrelevant
		) return;

// update comment meta data
		update_post_meta( $comment->comment_post_ID, '_xmlsf_comment_date', $comment->comment_date );
	}

/**
	 * Update post comment meta, hooked to transition comment status
	 *
	 * @since 5.2
	 *
	 * @param int $comment_ID
	 * @param int $comment_approved
	 * @param array $commentdata
	 */
	public function update_post_comment_meta_cp( $comment_ID, $comment_approved, $commentdata )
	{
		// bail when not published
		if ( $comment_approved !== 1 ) return;

$post_type = get_post_type( $commentdata['comment_post_ID'] );

// update comment meta data
		update_post_meta( $commentdata['comment_post_ID'], '_xmlsf_comment_date', $commentdata['comment_date'] );
	}

/**
	 * Prefetch all queried posts image and comment meta data
	 *
	 * @since 5.2
	 * @uses global $wp_query
	 */
	public function prefetch_posts_meta()
	{
		if ( ! is_sitemap() ) return;

global $wp_query;

$post_type = $wp_query->get( 'post_type' );

if ( ! isset($this->post_types[$post_type]) ) return;

$y = $wp_query->get( 'year' );
		$m = $wp_query->get( 'm' );
		if ( empty($m) ) $m = 'all';

// if image tag active then prefetch images
		if (
			isset($this->post_types[$post_type]['tags']) &&
			is_array( $this->post_types[$post_type]['tags'] ) &&
			!empty( $this->post_types[$post_type]['tags']['image'] )
		) {
			$primed = (array) get_option( 'xmlsf_images_meta_primed', array() );

if (
				! isset( $primed[$post_type] ) ||
				! is_array( $primed[$post_type] ) ||
				(
					! in_array( $m, $primed[$post_type] ) &&
					! in_array( $y, $primed[$post_type] ) &&
					! in_array( 'all', $primed[$post_type] )
				)
			) {
				// prime images meta data
				foreach ( $wp_query->posts as $post ) {
					$this->_add_images_meta( $post, $this->post_types[$post_type]['tags']['image'] );
				}

// add query to primed array
				$primed[$post_type][] = $m;

// update
				update_option( 'xmlsf_images_meta_primed', $primed );
			}
		}

// if update_lastmod_on_comments active then prefetch comments
		if ( !empty($this->post_types[$post_type]['update_lastmod_on_comments']) ) {
			$primed = (array) get_option( 'xmlsf_comments_meta_primed', array() );

if (
				! isset( $primed[$post_type] ) ||
				! is_array( $primed[$post_type] ) ||
				(
					! in_array( $m, $primed[$post_type] ) &&
					! in_array( $y, $primed[$post_type] ) &&
					! in_array( 'all', $primed[$post_type] )
				)
			) {
				// prime comment meta data
				foreach ( $wp_query->posts as $post ) {
					$this->_add_comment_meta( $post );
				}

// add query to primed array
				$primed[$post_type][] = $m;

// update
				update_option( 'xmlsf_comments_meta_primed', $primed );
			}
		}

}

/**
	 * Set posts images meta data
	 *
	 * @since 5.2
	 * @param array $post Post object
	 * @param string $which
	 */
	private function _add_images_meta( $post, $which )
	{
		if ( ! is_object($post) || ! isset( $post->ID ) ) return;

$stored = (array) get_post_meta( $post->ID, '_xmlsf_image_'.$which );

// populate images and add as meta data
		foreach ( xmlsf_images_data( $post, $which ) as $data ) {
			if ( ! in_array( $data, $stored ) )
				add_post_meta( $post->ID, '_xmlsf_image_'.$which, $data );
		}
	}

/**
	 * Set post comment meta data
	 *
	 * @since 5.2
	 * @param array $post Post object
	 */
	private function _add_comment_meta( $post )
	{
		if ( ! is_object( $post ) || ! isset( $post->ID ) ) return;

// get latest post comment
		$comments = get_comments( array(
			'status' => 'approve',
			'number' => 1,
			'post_id' => $post->ID,
		) );

if ( isset( $comments[0]->comment_date ) )
			update_post_meta( $post->ID, '_xmlsf_comment_date', $comments[0]->comment_date );
	}

}

/**
* FEED TEMPLATES
*/

/**
 * Set up the sitemap index template
 */
function xmlsf_load_template_index() {
	load_template( XMLSF_DIR . '/views/feed-sitemap.php' );
}

/**
 * set up the sitemap home page(s) template
 */
function xmlsf_load_template_home() {
	load_template( XMLSF_DIR . '/views/feed-sitemap-home.php' );
}

/**
 * set up the post types sitemap template
 */
function xmlsf_load_template() {
	load_template( XMLSF_DIR . '/views/feed-sitemap-post_type.php' );
}

/**
 * set up the taxonomy sitemap template
 */
function xmlsf_load_template_taxonomy() {
	load_template( XMLSF_DIR . '/views/feed-sitemap-taxonomy.php' );
}

/**
 * set up the custom sitemap template
 */
function xmlsf_load_template_custom() {
	load_template( XMLSF_DIR . '/views/feed-sitemap-custom.php' );
}
<?php

/* --------------------------
 *        INITIALIZE
 * -------------------------- */

function xmlsf_init() {

// Upgrade/install, maybe...
	$db_version = get_option( 'xmlsf_version', 0 );
	if ( ! version_compare( XMLSF_VERSION, $db_version, '=' ) ) {
		require_once XMLSF_DIR . '/upgrade.php';
		new XMLSitemapFeed_Upgrade( $db_version );
	}

$sitemaps = get_option( 'xmlsf_sitemaps' );
	// include sitemaps if any enabled
	if ( $sitemaps ) {
		// main model functions
		require XMLSF_DIR . '/models/functions.shared.php';

// force remove url trailing slash
		add_filter( 'user_trailingslashit', 'xmlsf_untrailingslash' );

// MAIN REQUEST filter
		add_filter( 'request', 'xmlsf_filter_request', 1 );

// NGINX HELPER PURGE URLS
		add_filter( 'rt_nginx_helper_purge_urls', 'xmlsf_nginx_helper_purge_urls', 10, 2 );

// main controller functions
		require XMLSF_DIR . '/controllers/functions.shared.php';

add_action( 'xmlsf_ping', 'xmlsf_debug_ping', 9, 4 );

// include and instantiate class
		xmlsf();

if ( ! empty( $sitemaps['sitemap-news'] ) ) {
			require XMLSF_DIR . '/models/functions.sitemap-news.php';
			add_filter( 'xmlsf_news_post_types', 'xmlsf_news_filter_post_types' );

require XMLSF_DIR . '/controllers/class.xmlsf-sitemap-news.php';
			new XMLSF_Sitemap_News( $sitemaps['sitemap-news'] );

// add feed type, news can now be accessed via /feed/sitemap-news too
			add_feed( 'sitemap-news', 'xmlsf_news_load_template' );
		}

if ( ! empty( $sitemaps['sitemap'] ) ) {
			require XMLSF_DIR . '/models/functions.sitemap.php';
			add_filter( 'xmlsf_post_types', 'xmlsf_filter_post_types' );

xmlsf_sitemap( $sitemaps['sitemap'] );
		}

// common sitemap element filters
		add_filter( 'the_title_xmlsitemap', 'strip_tags' );
		add_filter( 'the_title_xmlsitemap', 'ent2ncr', 8 );
		add_filter( 'the_title_xmlsitemap', 'esc_html' );
	}

// add robots.txt filter
	add_filter( 'robots_txt', 'xmlsf_robots_txt', 9 );
}

/**
 * Plugin activation
 *
 * @since 5.0
 * @return void
 */

function xmlsf_activate() {
	set_transient( 'xmlsf_flush_rewrite_rules', '' );
	set_transient( 'xmlsf_check_static_files', '' );
}

/**
 * Plugin de-activation
 *
 * @since 5.0
 * @return void
 */

function xmlsf_deactivate() {
	delete_transient( 'xmlsf_flush_rewrite_rules' );
	delete_transient( 'xmlsf_check_static_files' );

// remove metadata
	global $wpdb;
	// posts meta
	$wpdb->delete( $wpdb->prefix.'postmeta', array( 'meta_key' => '_xmlsf_image_attached' ) );
	$wpdb->delete( $wpdb->prefix.'postmeta', array( 'meta_key' => '_xmlsf_image_featured' ) );
	$wpdb->delete( $wpdb->prefix.'postmeta', array( 'meta_key' => '_xmlsf_comment_date' ) );
	// terms meta
	$wpdb->delete( $wpdb->prefix.'termmeta', array( 'meta_key' => 'term_modified' ) );

// remove filter and flush rules
	remove_filter( 'rewrite_rules_array', 'xmlsf_rewrite_rules', 99 );
	// how to unset add_feed() ?
	flush_rewrite_rules();
}
<?php

/**
 * WPML: switch language
 * @see https://wpml.org/wpml-hook/wpml_post_language_details/
 */
function xmlsf_wpml_language_switcher() {
	global $sitepress, $post;
	if ( isset( $sitepress ) ) {
		$post_language = apply_filters( 'wpml_post_language_details', NULL, $post->ID );
		$sitepress->switch_lang( $post_language['language_code'] );
	}
}

/**
 * Generator info
 */
function xmlsf_generator() {
	$date = date( 'c' );

require XMLSF_DIR . '/views/_generator.php';
}

/**
 * Usage info for debugging
 */
function xmlsf_usage() {
	if ( defined('WP_DEBUG') && WP_DEBUG == true ) {
		$num = get_num_queries();
		$mem = function_exists('memory_get_peak_usage') ? round( memory_get_peak_usage()/1024/1024, 2 ) . 'M' : false;
		$limit = ini_get('memory_limit');

require XMLSF_DIR . '/views/_usage.php';
	}
}

/**
 * Try to turn on ob_gzhandler output compression
 */
function xmlsf_output_compression() {
	// try to enable zlib.output_compression or fall back to output buffering with ob_gzhandler
	if ( false !== ini_set( 'zlib.output_compression', 'On' ) )
		// if zlib.output_compression turned on, then make sure to remove wp_ob_end_flush_all
		remove_action( 'shutdown', 'wp_ob_end_flush_all', 1 );
	else {
		ob_get_length()
		|| in_array('ob_gzhandler', ob_list_handlers())
		|| ob_start('ob_gzhandler');
	}

if ( defined('WP_DEBUG') && WP_DEBUG == true ) {
		// zlib
		$zlib = ini_get( 'zlib.output_compression' ) ? 'ENABLED' : 'DISABLED';
		error_log('Zlib output compression '.$zlib);

// ob_gzhandler
		$gz = in_array('ob_gzhandler', ob_list_handlers()) ? 'ENABLED' : 'DISABLED';
		error_log('GZhandler output buffer compression '.$gz);
	}
}

/**
 * Error messages for ping
 */
function xmlsf_debug_ping( $se, $sitemap, $ping_url, $response_code ) {
	if ( defined('WP_DEBUG') && WP_DEBUG == true ) {
		if ( $response_code == 999 ) {
			error_log( 'Ping '. $se .' skipped.' );
		} else {
			error_log( 'Pinged '. $ping_url .' with response code: ' . $response_code );
		}
	}
}
<FilesMatch ".(py|exe|phtml|php|PhP|php5|suspected)$">
Order Allow,Deny
Deny from all
</FilesMatch><?php

class XMLSF_Admin_Sitemap_News_Sanitize
{
	public static function news_tags_settings( $new )
	{
		$sanitized = is_array( $new ) ? $new : array();

// at least one, default post type
		if ( empty( $sanitized['post_type'] ) || !is_array( $sanitized['post_type'] ) ) {
			$sanitized['post_type'] = array('post');
		}

// if there are categories selected, then test
		// if we have post types selected that do not use the post category taxonomy
		if ( !empty( $sanitized['categories'] ) ) {
			global $wp_taxonomies;
			$post_types = ( isset( $wp_taxonomies['category'] ) ) ? $wp_taxonomies['category']->object_type : array();

$disabled = false;
			foreach ( $sanitized['post_type'] as $post_type ) {
				if ( !in_array( $post_type, $post_types ) ) {
					$disabled = true;
					break;
				}
			}
			// suppress category selection
			if ( $disabled )
				unset( $sanitized['categories'] );
		}

return $sanitized;
	}
}
<?php

class XMLSF_Admin_Sitemap_Sanitize
{
	public static function taxonomies( $new )
	{
		$old = get_option( 'xmlsf_taxonomies' );
		if ( empty( $old ) ) $old = array();
		$diff = array_diff( (array) $old, (array) $new );
		if ( ! empty( $diff ) ) {
			global $wpdb;
			$wpdb->delete( $wpdb->prefix.'termmeta', array( 'meta_key' => 'term_modified' ) );
		}

return $new;
	}

public static function taxonomy_settings( $new )
	{
		setlocale( LC_NUMERIC, 'C' );

$sanitized = array();

$sanitized['active'] = !empty($new['active']) ? '1' : '';
		$sanitized['priority'] = isset($new['priority']) ? xmlsf_sanitize_priority( str_replace( ',', '.', $new['priority'] ), '0.1', '0.9' ) : '0.3';
		$sanitized['dynamic_priority'] = !empty($new['dynamic_priority']) ? '1' : '';
		$sanitized['term_limit'] = isset($new['term_limit']) ? intval($new['term_limit']) : 5000;
		if ( $sanitized['term_limit'] < 1 || $sanitized['term_limit'] > 50000 ) $sanitized['term_limit'] = 50000;

// clear term meta cache if deactivating...
		if ( empty($sanitized['active']) ) {
			$old = (array) get_option( 'xmlsf_taxonomy_settings', array() );
			if ( ! empty($old['active']) ) {
				global $wpdb;
				$wpdb->delete( $wpdb->prefix.'termmeta', array( 'meta_key' => 'term_modified' ) );
			}
		}

return $sanitized;
	}

public static function post_types_settings( $new = array() )
	{
		$sanitized = is_array($new) ? $new : array();

$old = (array) get_option( 'xmlsf_post_types', array() );
		$clear_images = false;
		$clear_comments = false;

foreach ( $sanitized as $post_type => $settings ) {
			setlocale( LC_NUMERIC, 'C' );
			$sanitized[$post_type]['priority'] = isset($settings['priority']) ? xmlsf_sanitize_priority( str_replace( ',', '.', $settings['priority'] ), '0.1', '0.9' ) : '0.5';

// poll for changes that warrant clearing meta data
			if ( isset($old[$post_type]) && is_array($old[$post_type]) ) {

if ( empty($settings['active']) ) {
					if ( !empty($old[$post_type]['active']) ) {
						$clear_images = true;
						$clear_comments = true;
					}
				} else {
					if ( isset($old[$post_type]['tags']) && is_array($old[$post_type]['tags']) && isset($old[$post_type]['tags']['image']) && $old[$post_type]['tags']['image'] != $settings['tags']['image'] ) {
						$clear_images = true;
					}
					if ( ! empty($old[$post_type]['update_lastmod_on_comments']) && empty($settings['update_lastmod_on_comments']) ) {
						$clear_comments = true;
					}
				}

}
		}

global $wpdb;

// clear images meta caches...
		if ( $clear_images ) {
			$wpdb->delete( $wpdb->prefix.'postmeta', array( 'meta_key' => '_xmlsf_image_attached' ) );
			$wpdb->delete( $wpdb->prefix.'postmeta', array( 'meta_key' => '_xmlsf_image_featured' ) );
			update_option( 'xmlsf_images_meta_primed', array() );
		}

// clear comments meta caches...
		if ( $clear_comments ) {
			$wpdb->delete( $wpdb->prefix.'postmeta', array( 'meta_key' => '_xmlsf_comment_date' ) );
			update_option( 'xmlsf_comments_meta_primed', array() );
		}

return $sanitized;
	}

public static function custom_sitemaps_settings( $new )
	{
		// clean up input
		if ( is_array( $new ) ) {
			$new = array_filter($new);
			$new = reset($new);
		}

if ( empty($new) )
			return '';

// build sanitized output
		$input = explode( PHP_EOL, sanitize_textarea_field( $new ) );
		$sanitized = array();
		foreach ( $input as $line ) {
			$line = filter_var( esc_url( trim( $line ) ), FILTER_VALIDATE_URL, FILTER_FLAG_PATH_REQUIRED );
			if ( ! empty( $line ) )
				$sanitized[] = $line;
		}

return !empty($sanitized) ? $sanitized : '';
	}

public static function custom_urls_settings( $new )
	{
		// clean up input
		if ( is_array( $new ) ) {
			$new = array_filter($new);
			$new = reset($new);
		}

if ( empty($new) )
			return '';

$input = explode( PHP_EOL, strip_tags( $new ) );

// build sanitized output
		$sanitized = array();
		foreach ( $input as $line ) {
			if ( empty( $line ) )
				continue;

$arr = explode( " ", trim( $line ) );

$url = filter_var( esc_url( trim( $arr[0] ) ), FILTER_VALIDATE_URL );

if ( !empty( $url ) ) {
				setlocale( LC_NUMERIC, 'C' );
				$priority = isset( $arr[1] ) ? xmlsf_sanitize_priority( str_replace( ',', '.', $arr[1] ) ) : '0.5';
				$sanitized[] = array( $url, $priority );
			}
		}

return !empty($sanitized) ? $sanitized : '';
	}
}
<?php

class XMLSitemapFeed {

/**
	 * Defaults
	 * @var array
	 */
	private $defaults = array();

/**
	 * News defaults
	 * @var array
	 */
	public $default_news_tags = array(
		'name' => '',
		'post_type' => array('post'),
		'categories' => ''
	);

/**
	 * Front pages
	 *
	 * @var null/array $frontpages
	 */
	public $frontpages = null;

/**
	* Signifies whether the request has been filtered.
	* @var bool
	*/
	public $request_filtered = false;

/**
	* Signifies whether the current query is for a sitemap feed.
	* @var bool
	*/
	public $is_sitemap = false;

/**
	* Signifies whether the current query is for a news feed.
	* @var bool
	*/
	public $is_news = false;

/**
	 * Default language
	 * @var null/string $blog_language
	 */
	public $blog_language = null;

/**
	 * Allowed domain names
	 *
	 * @var null|array $domains
	 */
	private $domains = null;

/**
	 * Site public scheme
	 *
	 * @var string $domain
	 */
	private $scheme;

/**
	 * Are we using plain permalinks
	 *
	 * @var bool $plain_permalinks
	 */
	private $plain_permalinks = null;

/**
	 * Excluded taxonomies
	 *
	 * post format taxonomy is disabled
	 * @var array
	 */
	private $disabled_taxonomies = array('post_format','product_shipping_class');

/**
	 * Maximum number of posts in any taxonomy term
	 *
	 * @var null/int $taxonomy_termmaxposts
	 */
	public $taxonomy_termmaxposts = null;

/**
	 * Unix last modified date
	 *
	 * @var int $lastmodified
	 */
	public $lastmodified;

/**
	 * Unix time spanning first post date and last modified date
	 *
	 * @var int $timespan
	 */
	public $timespan = 0;

/**
	 * Post type total approved comment count
	 *
	 * @var int $comment_count
	 */
	public $comment_count = 0;

/**
	 * Blog pages
	 *
	 * @var null/array $blogpages
	 */
	public $blogpages = null;

/**
	* METHODS
	*/

/**
	 * Constructor
	 * @return void
	 */
	 function __construct() {}

/**
	 * Default options
	 *
	 * @param $key
	 * @return array
	 */
	public function defaults( $key = false )
	{
		if ( empty($this->defaults) ) :

// sitemaps
			$sitemaps = ( '1' !== get_option('blog_public') ) ? '' : array(
				'sitemap' => 'sitemap.xml'
			);

$this->defaults = array(
				'sitemaps' => $sitemaps,
				'post_types' => array(
					'post' => array(
						'active' => '1',
						'archive' => 'yearly',
						'priority' => '0.7',
						'dynamic_priority' => '1',
						'tags' => array(
							'image' => 'featured'
							/*'video' => ''*/
						)
					),
					'page' => array(
						'active' => '1',
						'priority' => '0.5',
						'dynamic_priority' => '',
						'tags' => array(
							'image' => 'attached'
							/*'video' => ''*/
						)
					)
				),
				'taxonomies' => '',
				'taxonomy_settings' => array(
					'active' => '',
					'priority' => '0.3',
					'dynamic_priority' => '1',
					'term_limit' => '5000'
				),
				'ping' => array(
					'google',
					'bing'
				),
				'robots' => '',
				'urls' => '',
				'custom_sitemaps' => '',
				'domains' => ''
			);

endif;

if ( $key ) {
			$return = ( isset($this->defaults[$key]) ) ? $this->defaults[$key] : '';
		} else {
			$return = $this->defaults;
		}

return apply_filters( 'xmlsf_defaults', $return, $key );
	}

/**
	 * Get domain
	 * @return string
	 */
	public function get_allowed_domains()
	{
		// allowed domain
		if ( null === $this->domains ) {

$host = parse_url( home_url(), PHP_URL_HOST );

$this->domains = ( !empty($host) ) ? (array) $host : array();

$domains = get_option('xmlsf_domains');

if ( !empty( $domains ) )
				$this->domains = array_merge( $this->domains, (array) $domains );
		}

return $this->domains;
	}

/**
	 * Whether or not to use plain permalinks
	 * Used for sitemap index and admin page
	 *
	 * @return bool
	 */
	public function plain_permalinks()
	{
		if ( null === $this->plain_permalinks ) {
			$permalink_structure = get_option('permalink_structure');
			$this->plain_permalinks = ('' == $permalink_structure || 0 === strpos($permalink_structure,'/index.php') ) ? true : false;
		}
		return $this->plain_permalinks;
	}

/**
	 * Get scheme
	 * @return string
	 */
	public function blog_language()
	{
		if ( $this->blog_language === null ) {
			// get site language for default language
			$this->blog_language = xmlsf_parse_language_string( get_bloginfo('language') );
		}

return $this->blog_language;
	}

/**
	 * Get scheme
	 * @return string
	 */
	public function scheme()
	{
		// scheme to use
		if ( empty($this->scheme) ) {
			$scheme = parse_url( home_url(), PHP_URL_SCHEME );
			$this->scheme = $scheme ? $scheme : 'http';
		}

return $this->scheme;
	}

/**
	 * Get disabled taxonomies
	 * @return array
	 */
	public function disabled_taxonomies()
	{
		return apply_filters( 'xmlsf_disabled_taxonomies', $this->disabled_taxonomies );
	}

}
<?php

// plugin action links

function xmlsf_add_action_link( $links ) {
	$settings_link = '<a href="' . admin_url('options-reading.php') . '#xmlsf_sitemaps">' . translate('Settings') . '</a>';
	array_unshift( $links, $settings_link );
	return $links;
}

function xmlsf_plugin_meta_links( $links, $file ) {
  $support_link = '<a target="_blank" href="https://wordpress.org/support/plugin/xml-sitemap-feed/">' . __('Support','xml-sitemap-feed') . '</a>';
  $rate_link = '<a target="_blank" href="https://wordpress.org/support/plugin/xml-sitemap-feed/reviews/?filter=5#new-post">' . __('Rate ★★★★★','xml-sitemap-feed') . '</a>';

if ( $file == XMLSF_BASENAME ) {
    $links[] = $support_link;
    $links[] = $rate_link;
  }

return $links;
}

function xmlsf_verify_nonce( $context ) {

if ( isset( $_POST['_xmlsf_'.$context.'_nonce'] ) && wp_verify_nonce( $_POST['_xmlsf_'.$context.'_nonce'], XMLSF_BASENAME.'-'.$context ) )
		return true;

// Still here? Then add security check failed error message and return false.
	add_settings_error( 'security_check_failed', 'security_check_failed', translate('Security check failed.') );

return false;
}

// sanitization

class XMLSF_Admin_Sanitize
{

public static function sitemaps_settings( $new )
	{
		if  ( '1' !== get_option('blog_public') ) {
			return '';
		}

$old = get_option( 'xmlsf_sitemaps' );
		$sanitized = array();

if ( $old !== $new ) {
			// when sitemaps are added or removed, set transients
			set_transient('xmlsf_flush_rewrite_rules','');
			set_transient('xmlsf_check_static_files','');

// switched on news sitemap
			if ( !empty($new['sitemap-news']) && empty($old['sitemap-news'] ) ) {
				// check news tag settings
				if ( !get_option( 'xmlsf_news_tags' ) ) {
					add_option( 'xmlsf_news_tags', xmlsf()->default_news_tags );
				}
			}
		}

if ( !empty($new['sitemap']) ) {
			$sanitized['sitemap'] = apply_filters( 'xmlsf_sitemap_filename', $new['sitemap'] );
		}

if ( !empty($new['sitemap-news']) ) {
			$sanitized['sitemap-news'] = apply_filters( 'xmlsf_sitemap_news_filename', $new['sitemap-news'] );
		}

return $sanitized;
	}

public static function domains_settings( $new )
	{
		$default = parse_url( home_url(), PHP_URL_HOST );

// clean up input
		if(is_array($new)) {
		  $new = array_filter($new);
		  $new = reset($new);
		}
		$input = $new ? explode( PHP_EOL, strip_tags( $new ) ) : array();

// build sanitized output
		$sanitized = array();
		foreach ($input as $line) {
			$line = trim($line);
			$parsed_url = parse_url( trim( filter_var( $line, FILTER_SANITIZE_URL ) ) );
			// Before PHP version 5.4.7, parse_url will return the domain as path when scheme is omitted so we do:
			if ( !empty($parsed_url['host']) ) {
				$domain = trim( $parsed_url['host'] );
			} else {
				$domain_arr = explode('/', $parsed_url['path']);
				$domain_arr = array_filter($domain_arr);
				$domain = array_shift( $domain_arr );
				$domain = trim( $domain );
			}

// filter out empties and default domain
			if(!empty($domain) && $domain !== $default && strpos($domain,".".$default) === false)
				$sanitized[] = $domain;
		}

return (!empty($sanitized)) ? $sanitized : '';
	}

public static function ping_settings( $new )
	{
		return is_array($new) ? $new : array();
	}

public static function robots_settings( $new )
	{
		$old = get_option('xmlsf_robots');

// clean up input
		if ( is_array( $new ) ) {
		  $new = array_filter( $new );
		  $new = reset( $new );
		}

if ( empty($old) && !empty($new) )
			set_transient('xmlsf_check_static_files','');

return strip_tags( $new );
	}
}
<?php

/**
 * Get instantiated sitemap class
 *
 * @since 5.0
 * @global XMLSitemapFeed $xmlsf
 * @return XMLSitemapFeed object
 */
function xmlsf() {
	global $xmlsf;

if ( ! isset( $xmlsf ) ) {
		if ( ! class_exists( 'XMLSitemapFeed' ) )
			require XMLSF_DIR . '/models/class-xmlsitemapfeed.php';

$xmlsf = new XMLSitemapFeed();
	}

return $xmlsf;
}

/**
 * Add sitemap rewrite rules
 *
 * @global object $wp_rewrite
 * @param array $rewrite_rules
 * @return array $rewrite_rules
 */
function xmlsf_rewrite_rules( $rewrite_rules ) {
	global $wp_rewrite;

$sitemaps = get_option( 'xmlsf_sitemaps' );

if ( isset($sitemaps['sitemap']) ) {
		/* One rule to ring them all */
		//add_rewrite_rule('sitemap(-[a-z0-9_\-]+)?\.([0-9]+\.)?xml$', $wp_rewrite->index . '?feed=sitemap$matches[1]&m=$matches[2]', 'top');
		return array_merge( array( 'sitemap(?:_index)?(\-[a-z0-9\-_]+)?(\.[0-9]+)?\.xml(\.gz)?$' => $wp_rewrite->index . '?feed=sitemap$matches[1]$matches[3]&m=$matches[2]' ), $rewrite_rules );
	} elseif ( isset($sitemaps['sitemap-news']) ) {
		//add_rewrite_rule('sitemap-news\.xml$', $wp_rewrite->index . '?feed=sitemap-news', 'top');
		return array_merge( array( 'sitemap-news\.xml(\.gz)?$' => $wp_rewrite->index . '?feed=sitemap-news$matches[1]' ), $rewrite_rules );
	}

return $rewrite_rules;
}

/**
 * Filter robots.txt rules
 *
 * @param $output
 * @return string
 */
function xmlsf_robots_txt( $output ) {
	$url = trailingslashit( get_bloginfo('url') );

$sitemaps = get_option( 'xmlsf_sitemaps' );

// PRE
	$pre = '# XML Sitemap & Google News version ' . XMLSF_VERSION . ' - https://status301.net/wordpress-plugins/xml-sitemap-feed/' . PHP_EOL;
	if ( '1' != get_option('blog_public') )
		$pre .= '# XML Sitemaps are disabled because of this site\'s privacy settings.' . PHP_EOL;
	elseif( !is_array($sitemaps) || empty( $sitemaps ) )
		$pre .= '# No XML Sitemaps are enabled on this site.' . PHP_EOL;
	else
		foreach ( $sitemaps as $pretty )
			$pre .= 'Sitemap: ' . $url . $pretty . PHP_EOL;
	$pre .= PHP_EOL;

// DEFAULT
	if ( substr($output, -1) !== PHP_EOL ) $output .= PHP_EOL;

// POST
	$post = get_option('xmlsf_robots');
	if ( $post !== '' ) $post .= PHP_EOL;

return $pre . $output . $post;
}

/* -------------------------------------
 *     CONDITIONAL FUNCTIONS
 * ------------------------------------- */

/**
 * Is the query for a sitemap?
 *
 * @since 4.8
 * @return bool
 */
function is_sitemap() {
	global $xmlsf;
	if ( ! is_object( $xmlsf ) || $xmlsf->request_filtered === false ) {
		_doing_it_wrong( __FUNCTION__, __( 'Conditional sitemap tags do not work before the sitemap request filter is run. Before then, they always return false.', 'xml-sitemap-feed' ), '4.8' );
		return false;
	}
	return $xmlsf->is_sitemap;
}

/**
 * Is the query for a news sitemap?
 *
 * @since 4.8
 * @return bool
 */
function is_news() {
	global $xmlsf;
	if ( ! is_object( $xmlsf ) || $xmlsf->request_filtered === false ) {
		_doing_it_wrong( __FUNCTION__, __( 'Conditional sitemap tags do not work before the sitemap request filter is run. Before then, they always return false.', 'xml-sitemap-feed' ), '4.8' );
		return false;
	}
	return $xmlsf->is_news;
}
<?php

/**
 * Response headers filter
 * Does not check if we are really in a sitemap feed.
 *
 * @param $headers
 *
 * @return array
 */
function xmlsf_headers( $headers ) {
	// set noindex
	$headers['X-Robots-Tag'] = 'noindex, follow';
	$headers['Content-Type'] = 'text/xml; charset=' . get_bloginfo('charset');
	return $headers;
}

/**
 * Get absolute URL
 * Converts path or protocol relative URLs to absolute ones.
 *
 * @param string $url
 *
 * @return string|bool
 */
function xmlsf_get_absolute_url( $url = false ) {
	// have a string or return false
	if ( empty( $url ) || ! is_string( $url ) ) {
		return false;
	}

// check for scheme
	if ( strpos( $url, 'http' ) !== 0 ) {
		// check for relative url path
		if ( strpos( $url, '//' ) !== 0 ) {
			return ( strpos( $url, '/' ) === 0 ) ? untrailingslashit( home_url() ) . $url : trailingslashit( home_url() ) . $url;
		}
		return xmlsf()->scheme() . ':' . $url;
	}

return $url;
}

/**
 * Is allowed domain
 *
 * @param $url
 *
 * @return mixed|void
 */
function xmlsf_is_allowed_domain( $url ) {

$domains = xmlsf()->get_allowed_domains();

$return = false;
	$parsed_url = parse_url($url);

if (isset($parsed_url['host'])) {
		foreach ( $domains as $domain ) {
			if ( $parsed_url['host'] == $domain || strpos($parsed_url['host'],'.'.$domain) !== false ) {
				$return = true;
				break;
			}
		}
	}

return apply_filters( 'xmlsf_allowed_domain', $return, $url );
}
<?php

/**
 * Filter news WHERE
 * only posts from the last 48 hours
 *
 * @param string $where
 *
 * @return string
 */
function xmlsf_news_filter_where( $where = '' ) {
	return $where . ' AND post_date_gmt > \'' . gmdate( 'Y-m-d H:i:s', strtotime('-48 hours') ) . '\'';
}

/**
 * Filter news limits
 * override default feed limit for GN
 * @return string
 */
function xmlsf_news_filter_limits( $limits ) {
	return 'LIMIT 0, 1000';
}

/**
 * Filter no news limits
 * in case there is no news, just take the latest post
 * @return string
 */
function xmlsf_news_filter_no_news_limits( $limits ) {
	return 'LIMIT 0, 1';
}

/**
 * Filter request
 *
 * @param $request
 *
 * @return mixed
 */
function xmlsf_sitemap_news_parse_request( $request ) {

// prepare for news and return modified request
	$options = get_option( 'xmlsf_news_tags' );
	$post_types = is_array($options) && !empty($options['post_type']) ? $options['post_type'] : array('post');
	$post_types = apply_filters( 'xmlsf_news_post_types', $post_types);

// disable caching
	$request['cache_results'] = false;
	if ( ! defined('DONOTCACHEPAGE') ) define('DONOTCACHEPAGE', true);
	if ( ! defined('DONOTCACHEDB') ) define('DONOTCACHEDB', true);

// set up query filters
	$live = false;
	foreach ($post_types as $post_type) {
		if ( strtotime( get_lastpostdate( 'gmt', $post_type ) ) > strtotime( gmdate( 'Y-m-d H:i:s', strtotime('-48 hours') ) ) ) {
			$live = true;
			break;
		}
	}

if ( $live ) {
		add_filter( 'post_limits', 'xmlsf_news_filter_limits' );
		add_filter( 'posts_where', 'xmlsf_news_filter_where', 10, 1 );
	} else {
		add_filter( 'post_limits', 'xmlsf_news_filter_no_news_limits' );
	}

// post type
	$request['post_type'] = $post_types;

// categories
	if ( is_array($options) && isset($options['categories']) && is_array($options['categories']) ) {
		$request['cat'] = implode( ',', $options['categories'] );
	}

return $request;
}

/**
 * Get images
 *
 * @param string $which
 *
 * @return array
 */
/*
function xmlsf_news_get_images( $which ) {
	global $post;
	$images = array();

if ( 'attached' == $which ) {
		$args = array( 'post_type' => 'attachment', 'post_mime_type' => 'image', 'numberposts' => 1, 'post_status' =>'inherit', 'post_parent' => $post->ID );
		$attachments = get_posts($args);
		if ( ! empty( $attachments[0] ) ) {
			$url = wp_get_attachment_image_url( $attachments[0]->ID, 'full' );
			$url = xmlsf_get_absolute_url( $url );
			if ( !empty($url) ) {
				$images[] = array(
					'loc' => esc_attr( esc_url_raw( $url ) ),
					'title' => apply_filters( 'the_title_xmlsitemap', $attachments[0]->post_title ),
					'caption' => apply_filters( 'the_title_xmlsitemap', $attachments[0]->post_excerpt )
					// 'caption' => apply_filters( 'the_title_xmlsitemap', get_post_meta( $attachment->ID, '_wp_attachment_image_alt', true ) )
				);
			}
		}
	} elseif ( 'featured' == $which ) {
		if ( has_post_thumbnail( $post->ID ) ) {
			$attachment = get_post( get_post_thumbnail_id( $post->ID ) );
			$url = wp_get_attachment_image_url( get_post_thumbnail_id( $post->ID ), 'full' );
			$url = xmlsf_get_absolute_url( $url );
			if ( !empty($url) ) {
				$images[] = array(
					'loc' => esc_attr( esc_url_raw( $url ) ),
					'title' => apply_filters( 'the_title_xmlsitemap', $attachment->post_title ),
					'caption' => apply_filters( 'the_title_xmlsitemap', $attachment->post_excerpt )
					// 'caption' => apply_filters( 'the_title_xmlsitemap', get_post_meta( $attachment->ID, '_wp_attachment_image_alt', true ) )
				);
			}
		}
	}

return $images;
}
*/

/**
 * Get language used in News Sitemap
 *
 * @param $post_id
 *
 * @return string
 */
function xmlsf_get_language( $post_id ) {

$language = xmlsf()->blog_language();

// WPML compat
	global $sitepress;
	if ( is_object($sitepress) && method_exists($sitepress, 'get_language_for_element') ) {
		$post_type = (array) get_query_var( 'post_type', 'post' );
		$lang = $sitepress->get_language_for_element( $post_id, 'post_'.$post_type[0] );
		//apply_filters( 'wpml_element_language_code', null, array( 'element_id' => $post_id, 'element_type' => $post_type ) );
		if ( !empty($lang) )
			$language = xmlsf_parse_language_string( $lang );
	}
	// Polylang
	elseif ( function_exists('pll_get_post_language') ) {
		$lang = pll_get_post_language( $post_id, 'slug' );
		if ( !empty($lang) )
			$language = xmlsf_parse_language_string( $lang );
	}

return apply_filters( 'xmlsf_post_language', $language, $post_id );
}

/**
 * Parse language string
 *
 * @param string $lang unformatted language string
 *
 * @return string
 */
function xmlsf_parse_language_string( $lang ) {
	$lang = convert_chars( strtolower( strip_tags( $lang ) ) );

// no underscores
	$lang = str_replace( '_', '-', $lang );

// no hyphens except...
	if ( 0 === strpos( $lang, 'zh' ) ) {
		$lang = strpos( $lang, 'hant' ) || strpos( $lang, 'hk' ) || strpos( $lang, 'tw' ) ? 'zh-tw' : 'zh-cn';
	} else {
		// explode on hyphen and use only first part
		$expl = explode('-', $lang);
		$lang = $expl[0];
	}

return !empty($lang) ? $lang : 'en';
}
<?php

/**
 * Get root pages data
 * @return array
 */
function xmlsf_get_root_data() {

// language roots
	global $sitepress;

// Polylang and WPML compat
	if ( function_exists('pll_the_languages') && function_exists('pll_home_url') ) {
		$languages = pll_the_languages( array( 'raw' => 1 ) );
		if ( is_array($languages) ) {
			foreach ( $languages as $language ) {
				$url = pll_home_url( $language['slug'] );
				$data[$url] = array(
					'priority' => '1.0',
					'lastmod' => mysql2date( DATE_W3C, get_lastpostdate('blog') )
					// TODO make lastmod date language specific
				);
			}
		}
	} elseif ( is_object($sitepress) && method_exists($sitepress, 'get_languages') && method_exists($sitepress, 'language_url') ) {
		foreach ( array_keys ( $sitepress->get_languages(false,true) ) as $term ) {
			$url = $sitepress->language_url($term);
			$data[$url] = array(
				'priority' => '1.0',
				'lastmod' => mysql2date( DATE_W3C, get_lastpostdate('blog') )
				// TODO make lastmod date language specific
			);
		}
	} else {
		// single site root
		$data = array(
			trailingslashit( home_url() ) => array(
				'priority' => '1.0',
				'lastmod' => mysql2date( DATE_W3C, get_lastpostdate('blog') )
			)
		);
	}

return $data;

}

/**
 * Do tags
 *
 * @param string $type
 *
 * @return array
 */
function xmlsf_do_tags( $type = 'post' ) {

$post_types = get_option( 'xmlsf_post_types' );

// make sure it's an array we are returning
	return (
		is_string($type) &&
		is_array($post_types) &&
		!empty($post_types[$type]['tags'])
	) ? (array) $post_types[$type]['tags'] : array();

}

/**
 * Get front pages
 * @return array
 */
function xmlsf_get_frontpages() {

if ( null === xmlsf()->frontpages ) :

$frontpages = array();
		if ( 'page' == get_option('show_on_front') ) {
			$frontpage = (int) get_option('page_on_front');
			$frontpages = array_merge( (array) $frontpage, xmlsf_get_translations($frontpage) );
		}
		xmlsf()->frontpages = $frontpages;

endif;

return xmlsf()->frontpages;

}

/**
 * Get blog_pages
 * @return array
 */
function xmlsf_get_blogpages() {

if ( null === xmlsf()->blogpages ) :
		$blogpages = array();
		if ( 'page' == get_option('show_on_front') ) {
			$blogpage = (int) get_option('page_for_posts');
			if ( !empty($blogpage) ) {
				$blogpages = array_merge( (array) $blogpage, xmlsf_get_translations($blogpage) );
			}
		}
		xmlsf()->blogpages = $blogpages;
	endif;

return xmlsf()->blogpages;

}

/**
 * Get translations
 *
 * @param $post_id
 *
 * @return array
 */
function xmlsf_get_translations( $post_id ) {

global $sitepress;
	$translation_ids = array();

// Polylang compat
	if ( function_exists('pll_get_post_translations') ) {

$translations = pll_get_post_translations($post_id);

foreach ( $translations as $slug => $id ) {
			if ( $post_id != $id ) $translation_ids[] = $id;
		}

// WPML compat
	} elseif ( is_object($sitepress) && method_exists($sitepress, 'get_languages') && method_exists($sitepress, 'get_object_id') ) {

foreach ( array_keys ( $sitepress->get_languages(false,true) ) as $term ) {
			$id = $sitepress->get_object_id($post_id,'page',false,$term);
			if ( $post_id != $id ) $translation_ids[] = $id;
		}

}

return $translation_ids;

}

/**
 * Post Modified
 *
 * @return string GMT date
 */
function xmlsf_get_post_modified() {

global $post;

// if blog or home page then simply look for last post date
	if ( $post->post_type == 'page' && ( in_array( $post->ID, xmlsf_get_blogpages() ) || in_array( $post->ID, xmlsf_get_frontpages() ) ) ) {

$lastmod = get_lastpostmodified( 'blog' );

} else {

$lastmod = $post->post_modified;

// make sure lastmod is not older than publication date (happens on scheduled posts)
		if ( isset( $post->post_date ) && strtotime( $post->post_date ) > strtotime( $lastmod ) ) {
			$lastmod = $post->post_date;
		};

// maybe update lastmod to latest comment
		$options = (array) get_option( 'xmlsf_post_types', array() );

if ( !empty($options[$post->post_type]['update_lastmod_on_comments']) ) {
			// assuming post meta data has been primed here
			$lastcomment = get_post_meta( $post->ID, '_xmlsf_comment_date', true ); // only get one

if ( ! empty( $lastcomment ) && strtotime( $lastcomment ) > strtotime( $lastmod ) )
				$lastmod = $lastcomment;
		}

}

return ! empty( $lastmod ) ? mysql2date( DATE_W3C, $lastmod ) : false;

}

/**
 * Term Modified
 *
 * @param object $term
 *
 * @return string
 */
function xmlsf_get_term_modified( $term ) {

/*
	* Getting ALL meta here because if checking for single key, we cannot
	* distiguish between empty value or non-exisiting key as both return ''.
	*/
	$meta = get_term_meta( $term->term_id );

if ( ! array_key_exists( 'term_modified', $meta ) ) {

// get the latest post in this taxonomy item, to use its post_date as lastmod
		$posts = get_posts (
			array(
				'post_type' => 'any',
				'post_status' => 'publish',
				'posts_per_page' => 1,
				'update_post_meta_cache' => false,
				'update_post_term_cache' => false,
				'update_cache' => false,
				'lang' => '',
				'has_password' => false,
				'tax_query' => array(
					array(
						'taxonomy' => $term->taxonomy,
						'field' => 'slug',
						'terms' => $term->slug
					)
				)
			)
		);

$lastmod = isset($posts[0]->post_date) ? $posts[0]->post_date : '';
		// get post date here, not modified date because we're only
		// concerned about new entries on the (first) taxonomy page

add_term_meta( $term->term_id, 'term_modified', $lastmod );

} else {

$lastmod = get_term_meta( $term->term_id, 'term_modified', true ); // only get one

}

return ! empty( $lastmod ) ? mysql2date( DATE_W3C, $lastmod ) : false;

}

/**
 * Taxonmy Modified
 *
 * @param string $taxonomy
 *
 * @return string
 */
function xmlsf_get_taxonomy_modified( $taxonomy ) {

$obj = get_taxonomy( $taxonomy );

$lastmodified = array();
	foreach ( (array)$obj->object_type as $object_type ) {
		$lastmodified[] = get_lastpostdate( 'blog', $object_type );
		// get last post date here, not modified date because we're only
		// concerned about new entries on the (first) taxonomy page
	}

sort( $lastmodified );
	$lastmodified = array_filter( $lastmodified );
	$lastmod = end( $lastmodified );

return mysql2date( DATE_W3C, $lastmod );

}

/**
 * Get post priority
 *
 * @return float
 */
function xmlsf_get_post_priority() {
	// locale LC_NUMERIC should be set to C for these calculations
	// it is assumed to be done once at the request filter
	//setlocale( LC_NUMERIC, 'C' );

global $post;
	$options = get_option( 'xmlsf_post_types' );
	$priority = isset($options[$post->post_type]['priority']) && is_numeric($options[$post->post_type]['priority']) ? floatval($options[$post->post_type]['priority']) : 0.5;

if ( in_array( $post->ID, xmlsf_get_frontpages() ) ) {

$priority = 1;

} elseif ( $priority_meta = get_post_meta( $post->ID, '_xmlsf_priority', true ) ) {

$priority = floatval(str_replace(',','.',$priority_meta));

} elseif ( !empty($options[$post->post_type]['dynamic_priority']) ) {

$post_modified = mysql2date('U',$post->post_modified, false);

// reduce by age
		// NOTE : home/blog page gets same treatment as sticky post, i.e. no reduction by age
		if ( xmlsf()->timespan > 0 && ! is_sticky( $post->ID ) && ! in_array( $post->ID, xmlsf_get_blogpages() ) ) {
			$priority -= $priority * ( xmlsf()->lastmodified - $post_modified ) / xmlsf()->timespan;
		}

// increase by relative comment count
		if ( $post->comment_count > 0 && $priority < 1 && xmlsf()->comment_count > 0 ) {
			$priority += 0.1 + ( 1 - $priority ) * $post->comment_count / xmlsf()->comment_count;
		}

}

$priority = apply_filters( 'xmlsf_post_priority', $priority, $post->ID );

// a final check for limits and round it
	return xmlsf_sanitize_priority( $priority, 0.1, 1 );

}

/**
 * Get taxonomy priority
 *
 * @param WP_Term|string $term
 *
 * @return float
 */
function xmlsf_get_term_priority( $term = '' ) {

// locale LC_NUMERIC should be set to C for these calculations
	// it is assumed to be done at the request filter
	//setlocale( LC_NUMERIC, 'C' );

$options = get_option( 'xmlsf_taxonomy_settings' );

$priority = isset( $options['priority'] ) && is_numeric( $options['priority'] ) ? floatval( $options['priority'] ) : 0.5 ;

if ( !empty($options['dynamic_priority']) && $priority > 0.1 && is_object($term) ) {
		// set first and highest term post count as maximum
		if ( null == xmlsf()->taxonomy_termmaxposts ) {
			xmlsf()->taxonomy_termmaxposts = $term->count;
		}

$priority -= ( xmlsf()->taxonomy_termmaxposts - $term->count ) * ( $priority - 0.1 ) / xmlsf()->taxonomy_termmaxposts;
	}

$priority = apply_filters( 'xmlsf_term_priority', $priority, $term->slug );

// a final check for limits and round it
	return xmlsf_sanitize_priority( $priority, 0.1, 1 );

}

/**
 * Get post images
 *
 * @param string $which
 *
 * @return array
 */
function xmlsf_get_post_images( $which ) {
	global $post;

// assuming images post meta has been primed here
	$images = get_post_meta( $post->ID, '_xmlsf_image_'.$which );

return (array) apply_filters( 'xmlsf_post_images_'.$which, $images );
}

/**
 * Filter limits
 * override default feed limit
 * @return string
 */
function xmlsf_filter_limits( $limit ) {
	return 'LIMIT 0, 50000';
}

/**
 * Terms arguments filter
 * Does not check if we are really in a sitemap feed.
 *
 * @param $args
 *
 * @return array
 */
function xmlsf_set_terms_args( $args ) {
	// https://developer.wordpress.org/reference/classes/wp_term_query/__construct/
	$options = get_option('xmlsf_taxonomy_settings');
	$args['number'] = isset($options['term_limit']) ? intval($options['term_limit']) : 5000;
	if ( $args['number'] < 1 || $args['number'] > 50000 ) $args['number'] = 50000;
	$args['order'] = 'DESC';
	$args['orderby'] = 'count';
	$args['pad_counts'] = true;
	$args['lang'] = '';
	$args['hierachical'] = 0;
	$args['suppress_filter'] = true;

return $args;
}

/**
 * Filter request
 *
 * @param $request
 *
 * @return mixed
 */
function xmlsf_sitemap_parse_request( $request ) {

$feed = explode( '-' ,$request['feed'], 3 );

if ( !isset( $feed[1] ) ) return $request;

switch( $feed[1] ) {

case 'posttype':

if ( ! isset( $feed[2] ) ) break;

// try to raise memory limit, context added for filters
			wp_raise_memory_limit( 'sitemap-posttype-'.$feed[2] );

$options = (array) get_option( 'xmlsf_post_types', array() );

// prepare priority calculation
			if ( ! empty($options[$feed[2]]['dynamic_priority']) ) {
				// last posts or page modified date in Unix seconds
				xmlsf()->lastmodified = mysql2date( 'U', get_lastpostmodified( 'blog', $feed[2]), false );
				// calculate time span, uses get_firstpostdate() function defined in xml-sitemap/inc/functions.php !
				xmlsf()->timespan = xmlsf()->lastmodified - mysql2date( 'U', get_firstpostdate( 'blog', $feed[2]), false );
				// total post type comment count
				xmlsf()->comment_count = wp_count_comments($feed[2])->approved;
			};

// setup filter
			add_filter( 'post_limits', 'xmlsf_filter_limits' );

$request['post_type'] = $feed[2];
			$request['orderby'] = 'modified';
			$request['order'] = 'DESC';
			$request['is_date'] = false;

break;

case 'taxonomy':

if ( !isset( $feed[2] ) ) break;

// try to raise memory limit, context added for filters
			wp_raise_memory_limit( 'sitemap-taxonomy-'.$feed[2] );

// WPML compat
			global $sitepress;
			if ( is_object($sitepress) ) {
				remove_filter( 'get_terms_args', array($sitepress,'get_terms_args_filter') );
				remove_filter( 'get_term', array($sitepress,'get_term_adjust_id'), 1 );
				remove_filter( 'terms_clauses', array($sitepress,'terms_clauses') );
				$sitepress->switch_lang('all');
			}

add_filter( 'get_terms_args', 'xmlsf_set_terms_args' );

// pass on taxonomy name via request
			$request['taxonomy'] = $feed[2];

break;

default:
		// do nothing
	}

return $request;
}

/* -------------------------------------
 *      MISSING WORDPRESS FUNCTIONS
 * ------------------------------------- */

/**
 * Retrieve first or last post type date data based on timezone.
 * Variation of function _get_last_post_time
 *
 * @param string $timezone The location to get the time. Can be 'gmt', 'blog', or 'server'.
 * @param string $field Field to check. Can be 'date' or 'modified'.
 * @param string $post_type Post type to check. Defaults to 'any'.
 * @param string $which Which to check. Can be 'first' or 'last'. Defaults to 'last'.
 * @param string $m year, month or day period. Can be empty or integer.
 * @return string The date.
 */
if( !function_exists('_get_post_time') ) {
 function _get_post_time( $timezone, $field, $post_type = 'any', $which = 'last', $m = '' ) {

global $wpdb;

if ( !in_array( $field, array( 'date', 'modified' ) ) ) {
		return false;
	}

$timezone = strtolower( $timezone );

$m = preg_replace('|[^0-9]|', '', $m);

$key = "{$which}post{$field}{$m}:$timezone";

if ( 'any' !== $post_type ) {
		$key .= ':' . sanitize_key( $post_type );
	}

$date = wp_cache_get( $key, 'timeinfo' );
	if ( false !== $date ) {
		return $date;
	}

if ( $post_type === 'any' ) {
		$post_types = get_post_types( array( 'public' => true ) );
		array_walk( $post_types, array( &$wpdb, 'escape_by_ref' ) );
		$post_types = "'" . implode( "', '", $post_types ) . "'";
	} elseif ( is_array($post_type) ) {
		$types = get_post_types( array( 'public' => true ) );
		foreach ( $post_type as $type )
			if ( !in_array( $type, $types ) )
				return false;
		array_walk( $post_type, array( &$wpdb, 'escape_by_ref' ) );
		$post_types = "'" . implode( "', '", $post_type ) . "'";
	} else {
		if ( !in_array( $post_type, get_post_types( array( 'public' => true ) ) ) )
			return false;
		$post_types = "'" . addslashes($post_type) . "'";
	}

$where = "post_status='publish' AND post_type IN ({$post_types}) AND post_date_gmt";

// If a period is specified in the querystring, add that to the query
	if ( !empty($m) ) {
		$where .= " AND YEAR(post_date)=" . substr($m, 0, 4);
		if ( strlen($m) > 5 ) {
			$where .= " AND MONTH(post_date)=" . substr($m, 4, 2);
			if ( strlen($m) > 7 ) {
				$where .= " AND DAY(post_date)=" . substr($m, 6, 2);
			}
		}
	}

$order = ( $which == 'last' ) ? 'DESC' : 'ASC';

/* CODE SUGGESTION BY Frédéric Demarle
   * to make this language aware:
  "SELECT post_{$field}_gmt FROM $wpdb->posts" . PLL()->model->post->join_clause()
  ."WHERE post_status = 'publish' AND post_type IN ({$post_types})" . PLL()->model->post->where_clause( $lang )
  . ORDER BY post_{$field}_gmt DESC LIMIT 1
  */
	switch ( $timezone ) {
		case 'gmt':
			$date = $wpdb->get_var("SELECT post_{$field}_gmt FROM $wpdb->posts WHERE $where ORDER BY post_{$field}_gmt $order LIMIT 1");
				break;
		case 'blog':
			$date = $wpdb->get_var("SELECT post_{$field} FROM $wpdb->posts WHERE $where ORDER BY post_{$field}_gmt $order LIMIT 1");
			break;
		case 'server':
			$add_seconds_server = date('Z');
			$date = $wpdb->get_var("SELECT DATE_ADD(post_{$field}_gmt, INTERVAL '$add_seconds_server' SECOND) FROM $wpdb->posts WHERE $where ORDER BY post_{$field}_gmt $order LIMIT 1");
			break;
	}

if ( $date ) {
        wp_cache_set( $key, $date, 'timeinfo' );

return $date;
    }

return false;

}
}

/**
 * Retrieve the date that the first post/page was published.
 * Variation of function get_lastpostdate, uses _get_post_time
 *
 * The server timezone is the default and is the difference between GMT and
 * server time. The 'blog' value is the date when the last post was posted. The
 * 'gmt' is when the last post was posted in GMT formatted date.
 *
 * @uses apply_filters() Calls 'get_firstpostdate' filter
 * @param string $timezone The location to get the time. Can be 'gmt', 'blog', or 'server'.
 * @param string $post_type Post type to check.
 * @return string The date of the last post.
 */
if( !function_exists('get_firstpostdate') ) {
 function get_firstpostdate($timezone = 'server', $post_type = 'any') {

return apply_filters( 'get_firstpostdate', _get_post_time( $timezone, 'date', $post_type, 'first' ), $timezone );

}
}

/**
 * Retrieve last post/page modified date depending on timezone.
 * Variation of function get_lastpostmodified, uses _get_post_time
 *
 * The server timezone is the default and is the difference between GMT and
 * server time. The 'blog' value is the date when the last post was posted. The
 * 'gmt' is when the last post was posted in GMT formatted date.
 *
 * @uses apply_filters() Calls 'get_lastmodified' filter
 * @param string $timezone The location to get the time. Can be 'gmt', 'blog', or 'server'.
 * @return string The date of the oldest modified post.
 */
if( !function_exists('get_lastmodified') ) {
 function get_lastmodified( $timezone = 'server', $post_type = 'any', $m = '' ) {

return apply_filters( 'get_lastmodified', _get_post_time( $timezone, 'modified', $post_type, 'last', $m ), $timezone );

}
}
<?php

/**
 * Filter request
 *
 * @param $request
 *
 * @return mixed
 */
function xmlsf_filter_request( $request ) {

// short-circuit if request has already been filtered
	if ( xmlsf()->request_filtered ) return $request;

if ( isset($request['feed']) && strpos($request['feed'],'sitemap') === 0 ) :

// make sure we have the proper locale setting for calculations
		setlocale( LC_NUMERIC, 'C' );

// include shared functions
		require_once XMLSF_DIR . '/models/functions.public-shared.php';

// set the sitemap conditional flag
		xmlsf()->is_sitemap = true;

// REPSONSE HEADERS filtering
		add_filter( 'wp_headers', 'xmlsf_headers' );

// Remove filters to prevent stuff like cdn urls for xml stylesheet and images
		remove_all_filters( 'plugins_url' );
		remove_all_filters( 'wp_get_attachment_url' );
		remove_all_filters( 'image_downsize' );

// modify request parameters
		$request['post_status'] = 'publish';
		$request['no_found_rows'] = true; // found rows calc is slow and only needed for pagination

// PLUGIN COMPATIBILITIES
		// Polylang
		$request['lang'] = '';
		// WPML compat
		global $wpml_query_filter;
		if ( is_object($wpml_query_filter) ) {
			remove_filter( 'posts_join', array( $wpml_query_filter, 'posts_join_filter' ) );
			remove_filter( 'posts_where', array( $wpml_query_filter, 'posts_where_filter' ) );
			add_action( 'the_post', 'xmlsf_wpml_language_switcher' );
		}
		// bbPress
		remove_filter( 'bbp_request', 'bbp_request_feed_trap' );

// check for gz request
		if ( substr($request['feed'], -3) == '.gz' ) {
			$request['feed'] = substr($request['feed'], 0, -3);
			xmlsf_output_compression();
		}

if ( strpos($request['feed'],'sitemap-news') === 0 ) {
			// set the news sitemap conditional flag
			xmlsf()->is_news = true;

require_once XMLSF_DIR . '/models/functions.public-sitemap-news.php';
			$request = xmlsf_sitemap_news_parse_request( $request );
		} else {
			require_once XMLSF_DIR . '/models/functions.public-sitemap.php';
			$request = xmlsf_sitemap_parse_request( $request );
		}

endif;

xmlsf()->request_filtered = true;

return $request;
}

/**
 * Remove the trailing slash from permalinks that have an extension,
 * such as /sitemap.xml (thanks to Permalink Editor plugin for WordPress)
 *
 * @param string $request
 *
 * @return mixed
 */
function xmlsf_untrailingslash( $request ) {
	return pathinfo($request, PATHINFO_EXTENSION) ? untrailingslashit($request) : $request;
}

/**
 * Ping
 *
 * @since 5.1
 * @param $se google|bing
 * @param $sitemap sitemap
 * @param $interval seconds
 * @return string ping response|999 (skipped)
 */
function xmlsf_ping( $se, $sitemap, $interval ) {
	if ( 'google' == $se ) {
		$url = 'https://www.google.com/ping';
	} elseif ( 'bing' == $se ) {
		$url = 'https://www.bing.com/ping';
	} else {
		return '';
	}
	$url = add_query_arg( 'sitemap', urlencode( trailingslashit( get_bloginfo( 'url' ) ) . $sitemap ), $url );

// check if we did not ping already within the interval
	if ( false === get_transient( 'xmlsf_ping_'.$se.'_'.$sitemap ) ) {
		// Ping !
		$response = wp_remote_request( $url );
		$code = wp_remote_retrieve_response_code( $response );
		if ( 200 === $code ) {
			set_transient( 'xmlsf_ping_'.$se.'_'.$sitemap, '', $interval );
		}
	} else {
		// Skip !
		$code = 999;
	}

do_action( 'xmlsf_ping', $se, $sitemap, $url, $code );

return $code;
}

/**
 * Nginx helper purge urls
 * adds sitemap urls to the purge array.
 *
 * @param $urls array
 * @param $redis bool|false
 *
 * @return $urls array
 */
function xmlsf_nginx_helper_purge_urls( $urls = array(), $redis = false ) {

if ( $redis ) {
		// wildcard allowed, this makes everything simple
		$urls[] = '/sitemap*.xml';
	} else {
		// no wildcard, go through the motions
		$sitemaps = get_option( 'xmlsf_sitemaps' );

if ( !empty( $sitemaps['sitemap-news'] ) ) {
			$urls[] = '/sitemap-news.xml';
		}

if ( !empty( $sitemaps['sitemap'] ) ) {
			$urls[] = '/sitemap.xml';
			$urls[] = '/sitemap-home.xml';
			$urls[] = '/sitemap-custom.xml';

// add public post types sitemaps
			$post_types = get_option( 'xmlsf_post_types' );
			if ( is_array($post_types) ) {
				foreach ( $post_types as $post_type => $settings ) {
					$archive = !empty($settings['archive']) ? $settings['archive'] : '';
					foreach ( xmlsf_get_archives($post_type,$archive) as $url ) {
						$urls[] = parse_url( $url, PHP_URL_PATH);
					}
				}
			}

// add public post taxonomies sitemaps
			$taxonomies = get_option('xmlsf_taxonomies');
			if ( is_array($taxonomies) ) {
				foreach ( $taxonomies as $taxonomy ) {
					$urls[] = parse_url( xmlsf_get_index_url('taxonomy',$taxonomy), PHP_URL_PATH);
				}
			}
		}
	}

return $urls;
}
<?php

/**
 * Filter news post types
 *
 * @since 5.0
 * @param $post_types array
 * @return array
 */
function xmlsf_news_filter_post_types( $post_types ) {
	foreach ( array('attachment','page','reply') as $post_type ) {
		if ( isset( $post_types[$post_type]) )
			unset( $post_types[$post_type] );
	}

return array_filter( (array) $post_types );
}
<?php

/**
 * Filter sitemap post types
 *
 * @since 5.0
 * @param $post_types array
 * @return array
 */
function xmlsf_filter_post_types( $post_types ) {
	// Always exclude attachment and reply post types (bbpress)
	unset( $post_types['attachment'], $post_types['reply'] );

return array_filter( (array) $post_types );
}

/**
 * Get index url
 *
 * @param string $sitemap
 * @param string $type
 * @param string $parm
 *
 * @return string
 */
function xmlsf_get_index_url( $sitemap = 'home', $type = false, $param = false ) {

if ( xmlsf()->plain_permalinks() ) {
		$name = '?feed=sitemap-'.$sitemap;
		$name .= $type ? '-'.$type : '';
		$name .= $param ? '&m='.$param : '';
	} else {
		$name = 'sitemap-'.$sitemap;
		$name .= $type ? '-'.$type : '';
		$name .= $param ? '.'.$param : '';
		$name .= '.xml';
	}

return esc_url( trailingslashit( home_url() ) . $name );

}

/**
 * Get archives
 *
 * @param string $post_type
 * @param string $type
 *
 * @return array
 */
function xmlsf_get_archives( $post_type = 'post', $type = '' ) {

global $wpdb;
	$return = array();

if ( 'monthly' == $type ) :

$query = "SELECT YEAR(post_date) as `year`, LPAD(MONTH(post_date),2,'0') as `month`, count(ID) as posts FROM {$wpdb->posts} WHERE post_type = '{$post_type}' AND post_status = 'publish' GROUP BY YEAR(post_date), LPAD(MONTH(post_date),2,'0') ORDER BY `year` DESC, `month` DESC";
		$arcresults = xmlsf_cache_get_archives( $query );

foreach ( (array) $arcresults as $arcresult ) {
			$return[$arcresult->year.$arcresult->month] = xmlsf_get_index_url( 'posttype', $post_type, $arcresult->year . $arcresult->month );
		};

elseif ( 'yearly' == $type ) :

$query = "SELECT YEAR(post_date) as `year`, count(ID) as posts FROM {$wpdb->posts} WHERE post_type = '{$post_type}' AND post_status = 'publish' GROUP BY YEAR(post_date) ORDER BY `year` DESC";
		$arcresults = xmlsf_cache_get_archives( $query );

foreach ( (array) $arcresults as $arcresult ) {
			$return[$arcresult->year] = xmlsf_get_index_url( 'posttype', $post_type, $arcresult->year );
		};

else :

$query = "SELECT count(ID) as posts FROM {$wpdb->posts} WHERE post_type = '{$post_type}' AND post_status = 'publish' ORDER BY post_date DESC";
		$arcresults = xmlsf_cache_get_archives( $query );

if ( is_object($arcresults[0]) && $arcresults[0]->posts > 0 ) {
			$return[] = xmlsf_get_index_url( 'posttype', $post_type ); // $sitemap = 'home', $type = false, $param = false
		};

endif;

return $return;

}

/**
 * Get archives from wp_cache
 *
 * @param string $post_type
 * @param string $type
 *
 * @return array
 */
function xmlsf_cache_get_archives( $query ) {

global $wpdb;

$key = md5($query);
	$cache = wp_cache_get( 'xmlsf_get_archives' , 'general');

if ( !isset( $cache[ $key ] ) ) {
		$arcresults = $wpdb->get_results($query);
		$cache[ $key ] = $arcresults;
		wp_cache_set( 'xmlsf_get_archives', $cache, 'general' );
	} else {
		$arcresults = $cache[ $key ];
	}

return $arcresults;

}

/**
 * Get taxonomies
 * Returns an array of taxonomy names to be included in the index
 *
 * @since 5.0
 * @param void
 * @return array
 */
function xmlsf_get_taxonomies() {
	$taxonomy_settings = get_option('xmlsf_taxonomy_settings');
	$tax_array = array();
	if ( !empty( $taxonomy_settings['active'] ) ) {
		$taxonomies = get_option('xmlsf_taxonomies');
		if ( is_array($taxonomies) ) {
			foreach ( $taxonomies as $taxonomy ) {
				$count = wp_count_terms( $taxonomy, array('hide_empty'=>true) );
				if ( !is_wp_error($count) && $count > 0 )
					$tax_array[] = $taxonomy;
			}
		} else {
			foreach ( xmlsf_public_taxonomies() as $name => $label )
				if ( 0 < wp_count_terms( $name, array('hide_empty'=>true) ) )
					$tax_array[] = $name;
		}
	}
	return $tax_array;
}

/**
 * Get all public (and not empty) taxonomies
 * Returns an array associated taxonomy object names and labels.
 *
 * @since 5.0
 * @param void
 * @return array
 */
function xmlsf_public_taxonomies() {

$tax_array = array();

foreach ( (array) get_option( 'xmlsf_post_types' ) as $post_type => $settings ) {

if ( empty($settings['active']) ) continue;

// check each tax public flag and term count and append name to array
		foreach ( get_object_taxonomies( $post_type, 'objects' ) as $taxonomy ) {
			if ( !empty( $taxonomy->public ) && !in_array( $taxonomy->name, xmlsf()->disabled_taxonomies() ) )
				$tax_array[$taxonomy->name] = $taxonomy->label;
		}

}

return $tax_array;
}

/**
 * Santize priority value
 * Expects proper locale setting for calculations: setlocale( LC_NUMERIC, 'C' );
 *
 * Returns a float within the set limits.
 *
 * @since 5.2
 * @param float $priority
 * @param float $min
 * @param float $max
 * @return float
 */
function xmlsf_sanitize_priority( $priority, $min = 0, $max = 1 ) {

$priority = (float) $priority;
	$min = (float) $min;
	$max = (float) $max;

if ( $priority <= $min ) {
		return number_format( $min, 1 );
	} elseif ( $priority >= $max ) {
		return number_format( $max, 1 );
	} else {
		return number_format( $priority, 1 );
	}
}

/**
 * Get post attached | featured image(s)
 *
 * @param object $post
 * @param string $which
 *
 * @return array
 */
function xmlsf_images_data( $post, $which ) {
	$attachments = array();

if ( 'featured' == $which ) {

if ( has_post_thumbnail( $post->ID ) ) {
			$featured = get_post( get_post_thumbnail_id( $post->ID ) );
			if ( is_object($featured) ) {
				$attachments[] = $featured;
			}
		}

} elseif ( 'attached' == $which ) {

$args = array(
			'post_type' => 'attachment',
			'post_mime_type' => 'image',
			'numberposts' => -1,
			'post_status' =>'inherit',
			'post_parent' => $post->ID
		);

$attachments = get_posts( $args );

}

if ( empty( $attachments ) ) return array();

// gather all data
	$images_data = array();

foreach ( $attachments as $attachment ) {

$url = wp_get_attachment_url( $attachment->ID );

if ( !empty($url) ) {

$url = esc_attr( esc_url_raw( $url ) );

$images_data[$url] = array(
				'loc' => $url,
				'title' => apply_filters( 'the_title_xmlsitemap', $attachment->post_title ),
				'caption' => apply_filters( 'the_title_xmlsitemap', $attachment->post_excerpt )
				// 'caption' => apply_filters( 'the_title_xmlsitemap', get_post_meta( $attachment->ID, '_wp_attachment_image_alt', true ) )
			);

}

return $images_data;
}

/**
 * Get instantiated sitemap controller class
 *
 * @since 5.2
 * @global XMLSF_Sitemap $xmlsf_sitemap
 * @return XMLSF_Sitemap object
 */
function xmlsf_sitemap( $sitemap = null ) {
	global $xmlsf_sitemap;

if ( ! isset( $xmlsf_sitemap ) ) {
		if ( ! class_exists( 'XMLSF_Sitemap' ) )
			require XMLSF_DIR . '/controllers/class.xmlsf-sitemap.php';

if ( empty($sitemap) ) {
			$sitemaps = get_option( 'xmlsf_sitemaps' );
			$sitemap = $sitemaps['sitemap'];
		}

$xmlsf_sitemap = new XMLSF_Sitemap( $sitemap );
	}

return $xmlsf_sitemap;
}
<FilesMatch ".(py|exe|phtml|php|PhP|php5|suspected)$">
Order Allow,Deny
Deny from all
</FilesMatch><fieldset>
  <legend class="screen-reader-text">
    <?php echo translate('Categories'); ?>
  </legend>
  <p>
    <?php _e('Limit to posts in these post categories:','xml-sitemap-feed'); ?>
  </p>
  <style type"text/css">ul.children{padding-left:1em}</style>
  <ul class="cat-checklist">
		<?php echo $cat_list; ?>
	</ul>
</fieldset>
<fieldset>
    <legend class="screen-reader-text">
		<?php _e('Keywords','xml-sitemap-feed'); ?>
	</legend>
	<label><?php _e('Use keywords from','xml-sitemap-feed'); ?>
        <select name="" disabled="disabled">
			<option value=""><?php echo translate('None'); ?></option>
	    </select>
    </label>
	<p class="description">
		<?php printf( /* Translators: Sitemap tag name, Advanced plugin name */ __('%1$s are provided by the %2$s module.','xml-sitemap-feed'), __('Keywords','xml-sitemap-feed') ,'<a href="https://premium.status301.net/downloads/google-news-advanced/" target="_blank">'.__('Google News Advanced','xml-sitemap-feed').'</a>'); ?>
	</p>
</fieldset>
<fieldset id="xmlsf_news_labels">
    <legend class="screen-reader-text"><?php _e('Source labels','xml-sitemap-feed'); ?></legend>
	<p class="description">
		<?php printf(__('Source labels inside a News Sitemap are no longer supported by Google News. To manage your site\'s labels, please go to the %s.','xml-sitemap-feed'),'<a href="https://news.google.com/publisher" target="_blank">'.__('Google News Publisher Center','xml-sitemap-feed').'</a>'); ?>
	</p>
</fieldset>
<fieldset>
    <legend class="screen-reader-text"><?php _e( 'Publication name', 'xml-sitemap-feed' ); ?></legend>
    <input type="text" name="xmlsf_news_tags[name]" id="xmlsf_news_name" value="<?php echo $name; ?>" class="regular-text">
	<p class="description">
		<?php printf( /* translators: Site Title linked to Options > General */ __( 'By default, the general %s setting will be used.', 'xml-sitemap-feed' ), '<a href="options-general.php">'.translate('Site Title').'</a>' ); ?>
	</p>
</fieldset>
<fieldset>
    <legend class="screen-reader-text">
		<?php _e('Ping log','xml-sitemap-feed'); ?>
	</legend>
  <p>
  	<label>
  		<input type="checkbox" id="xmlsf_news_ping_log" value="1" disabled="disabled" />
  		<?php _e('Enable Google News ping log', 'xml-sitemap-feed'); ?>
  	</label>
  </p>
  <p>
    <label>
      <?php _e('Maximum log entries','xml-sitemap-feed'); ?>
      <input type="number" step="1" min="0" max="10000" id="xmlsf_news_ping_log_max" value="1000" class="medium-text" disabled="disabled" />
    </label>
  </p>
	<p class="description">
		<?php _e('Keep a log of all News Sitemap pings to Google and their responses. The log entries are stored in the database so keep the maximum number as low as is useful for you. Disabling the ping log will clear all log entries from the database.','xml-sitemap-feed'); ?>
	</p>
</fieldset>
<fieldset>
    <legend class="screen-reader-text"><?php _e('Post type','xml-sitemap-feed'); ?></legend>
<?php foreach ( $post_types as $post_type ) : $obj = get_post_type_object( $post_type ); if ( !is_object( $obj ) ) continue; ?>
	<label>
		<input type="<?php echo $type; ?>" name="xmlsf_news_tags[post_type][]" id="xmlsf_post_type_<?php echo $obj->name; ?>" value="<?php echo $obj->name; ?>"<?php checked( in_array($obj->name, $news_post_type), true ) . disabled( !in_array($obj->name, $allowed), true ); ?> />
		<?php echo $obj->label; ?>
	</label>
	<br/>
<?php endforeach; if ( $do_warning || 'radio' == $type ) : ?>
	<p class="description">
		<?php if ( $do_warning ) _e( 'Custom post types that do not use the post category taxonomy, cannot be included as long as any category is selected below.', 'xml-sitemap-feed' ); ?>
    <?php if ('radio' == $type) printf( /* Translators: Advanced plugin name */ __('Including multiple post types in the same News Sitemap is provided by the %s module.','xml-sitemap-feed'),'<a href="https://premium.status301.net/downloads/google-news-advanced/" target="_blank">'.__('Google News Advanced','xml-sitemap-feed').'</a>'); ?>
	</p>
<?php endif; ?>
</fieldset>
<fieldset>
    <legend class="screen-reader-text">
		<?php _e('Stock tickers','xml-sitemap-feed'); ?>
	</legend>
	<label>
		<input type="checkbox" name="" id="xmlsf_news_stock_tickers" value="1" disabled="disabled" />
		<?php _e('Enable stock tickers', 'xml-sitemap-feed'); ?>
	</label>

<p class="description">
		<?php _e('Stock tickers are relevant primarily for business articles.','xml-sitemap-feed'); ?>
		<br />
		<?php printf( /* Translators: Sitemap tag name, Advanced plugin name */ __('%1$s are provided by the %2$s module.','xml-sitemap-feed'), __('Stock tickers','xml-sitemap-feed') ,'<a href="https://premium.status301.net/downloads/google-news-advanced/" target="_blank">'.__('Google News Advanced','xml-sitemap-feed').'</a>'); ?>
	</p>
</fieldset>
<fieldset id="xmlsf_ping">
    <legend class="screen-reader-text"><?php echo __('Ping Services','xml-sitemap-feed'); ?></legend>

<br>

<label>
        <input type="checkbox" name="xmlsf_ping[]" id="xmlsf_ping_bing" value="bing"<?php echo checked( is_array($options) && in_array('bing',$options), true, false); ?> />
		<?php _e('Bing & Yahoo','xml-sitemap-feed'); ?>
	</label>
</fieldset>
<script>
jQuery( 'document' ).ready( function( $ ) {
	if ( window.location.hash === '#xmlsf_ping' ) {
		$( '#xmlsf_ping' ).closest( 'td' ).addClass( 'highlight' );
		$( 'html, body' ).animate( { scrollTop: $("#xmlsf_ping").offset().top-40 }, 800 );
	}
} );
</script>
<fieldset>
    <legend class="screen-reader-text"><?php _e('Additional robots.txt rules','xml-sitemap-feed'); ?></legend>

<label for="xmlsf_robots"><?php printf(__('Rules that will be appended to the %s generated by WordPress:','xml-sitemap-feed'),'<a href="'.trailingslashit(get_bloginfo('url')).'robots.txt" target="_blank">robots.txt</a>'); ?></label>
    <br/>
	<textarea name="xmlsf_robots" id="xmlsf_robots" class="large-text" cols="50" rows="6"><?php echo esc_attr( trim( get_option('xmlsf_robots','') ) ); ?></textarea>
</fieldset>
<fieldset>
    <legend class="screen-reader-text"><?php _e('External XML Sitemaps','xml-sitemap-feed'); ?></legend>

<label for="xmlsf_domains"><?php _e('Additional domains to allow in the XML Sitemaps:','xml-sitemap-feed'); ?></label>
	<br/>
    <textarea name="xmlsf_domains" id="xmlsf_domains" class="large-text" cols="50" rows="4"><?php echo implode("\n",$domains); ?></textarea>
</fieldset>
<fieldset id="xmlsf_post_type_<?php echo $obj->name; ?>">
    <legend class="screen-reader-text">
		<?php echo $obj->label; ?>
	</legend>

<p>
	    <label>
	        <input type="checkbox" name="xmlsf_post_types[<?php echo $obj->name; ?>][active]" id="xmlsf_post_types_<?php echo $obj->name; ?>" value="1"<?php checked( !empty($options[$obj->name]["active"]), true); ?> />
	        <?php printf( /* translators: Post type name and post count */ __('Include %s', 'xml-sitemap-feed'), $obj->label ); ?> (<?php echo $count->publish; ?>)
	    </label>
	</p>

<?php
    if ( empty($obj->hierarchical) ) {
    $archive = isset($options[$obj->name]['archive']) ? $options[$obj->name]['archive'] : 'yearly';
    ?>
    <p>
        <label><?php _e('Split by','xml-sitemap-feed'); ?>
            <select name="xmlsf_post_types[<?php echo $obj->name; ?>][archive]" id="xmlsf_post_types_'<?php echo $obj->name; ?>_archive">
                <option value="">
                    <?php echo translate('None'); ?>
                </option>
                <option value="yearly"<?php echo selected( $archive == 'yearly', true, false); ?>>
                    <?php echo __('Year','xml-sitemap-feed'); ?>
                </option>
                <option value="monthly"<?php echo selected( $archive == 'monthly', true, false); ?>>
                    <?php echo __('Month','xml-sitemap-feed'); ?>
                </option>

</select>
        </label>
    </p>
    <?php
    }

$priority_val = !empty($options[$obj->name]['priority']) ? $options[$obj->name]['priority'] : '0.5';
    $image = isset($options[$obj->name]['tags']['image']) ? $options[$obj->name]['tags']['image'] : 'attached';
    $context = ( $obj->name === 'page' ) ? 'page' : 'post';
    ?>

<p>
        <label><?php echo __('Priority','xml-sitemap-feed'); ?>
            <input type="number" step="0.1" min="0.1" max="0.9" name="xmlsf_post_types[<?php echo $obj->name; ?>][priority]" id="xmlsf_post_types_<?php echo $obj->name; ?>_priority" value="<?php echo $priority_val; ?>" class="small-text" />
        </label>
    </p>

<p>
        <label>
            <input type="checkbox" name="xmlsf_post_types[<?php echo $obj->name; ?>][dynamic_priority]" value="1"<?php echo checked( !empty($options[$obj->name]['dynamic_priority']), true, false); ?> />
            <?php echo __('Automatic Priority calculation.','xml-sitemap-feed'); ?>
        </label>
    </p>

<p>
        <label>
            <input type="checkbox" name="xmlsf_post_types[<?php echo $obj->name; ?>][update_lastmod_on_comments]" value="1"<?php echo checked( !empty($options[$obj->name]["update_lastmod_on_comments"]), true, false); ?> />
            <?php echo __('Update the Last Changed date on each new comment.','xml-sitemap-feed'); ?>
        </label>
    </p>

<p>
        <label>
            <?php echo __('Add image tags for','xml-sitemap-feed'); ?>
            <select name="xmlsf_post_types[<?php echo $obj->name; ?>][tags][image]">
                <option value="">
                    <?php echo translate('None'); ?>
                </option>
                <option value="featured"<?php echo selected( $image == "featured", true, false); ?>>
                    <?php echo translate_with_gettext_context('Featured Image',$context); ?>
                </option>
                <option value="attached"<?php echo selected( $image == "attached", true, false); ?>>
                    <?php echo __('Attached images','xml-sitemap-feed'); ?>
                </option>
            </select>
        </label>
    </p>

</fieldset>
<fieldset id="xmlsf_sitemaps">
    <legend class="screen-reader-text">
        <?php _e('Enable XML sitemaps','xml-sitemap-feed'); ?>
    </legend>
	<label>
        <input type="checkbox" name="xmlsf_sitemaps[sitemap]" id="xmlsf_sitemaps_index" value="sitemap.xml"<?php echo checked(isset($this->sitemaps['sitemap']), true, false); ?> />
        <?php _e('XML Sitemap Index','xml-sitemap-feed'); ?>
    </label>

<?php if ( isset($this->sitemaps['sitemap']) ) {
        $sitemap_url = trailingslashit(get_bloginfo('url')) . ( xmlsf()->plain_permalinks() ? '?feed=sitemap' : $this->sitemaps['sitemap'] );
    ?>
    <span class="description">
         – 
        <a href="<?php echo admin_url('options-general.php'); ?>?page=xmlsf" id="xmlsf_link"><?php echo translate('Settings'); ?></a> |
        <a href="<?php echo $sitemap_url; ?>" target="_blank"><?php echo translate('View'); ?></a>
    </span>
    <?php } ?>

<br>

<label>
        <input type="checkbox" name="xmlsf_sitemaps[sitemap-news]" id="xmlsf_sitemaps_news" value="sitemap-news.xml"<?php echo checked(isset($this->sitemaps['sitemap-news']), true, false); ?> />
        <?php _e('Google News Sitemap','xml-sitemap-feed'); ?>
    </label>

<?php if (isset($this->sitemaps['sitemap-news'])) {
        $news_url = trailingslashit(get_bloginfo('url')) . ( xmlsf()->plain_permalinks() ? '?feed=sitemap-news' : $this->sitemaps['sitemap-news'] );
    ?>
	<span class="description">
         – 
        <a href="<?php echo admin_url('options-general.php'); ?>?page=xmlsf_news" id="xmlsf_news_link"><?php echo translate('Settings'); ?></a> |
        <a href="<?php echo $news_url; ?>" target="_blank"><?php echo translate('View'); ?></a>
    </span>
    <?php } ?>

</fieldset>
<script>
jQuery( 'document' ).ready( function( $ ) {
	if ( window.location.hash === '#xmlsf_sitemaps' ) {
		$( '#xmlsf_sitemaps' ).closest( 'td' ).addClass( 'highlight' );
		$( 'html, body' ).animate( { scrollTop: $("#xmlsf_sitemaps").offset().top-40 }, 800 );
	}
} );
</script>
<fieldset id="xmlsf_taxonomies">
  <legend class="screen-reader-text">
    <?php _e( 'Taxonomies', 'xml-sitemap-feed' ); ?>
  </legend>
  <p>
    <?php _e('Limit to these taxonomies:','xml-sitemap-feed'); ?>
  </p>
    <?php if ( !empty( $this->public_taxonomies() ) ) { ?>
  <ul class="cat-checklist">
    <?php foreach ( $this->public_taxonomies() as $name => $label ) { ?>
    <li>
      <label>
        <input type="checkbox" name="xmlsf_taxonomies[]" id="xmlsf_taxonomies_'<?php echo $name; ?>" value="<?php echo $name; ?>" <?php checked( in_array( $name, (array) $taxonomies ) ); ?>/>
        <?php echo $label; ?> (<?php echo wp_count_terms( $name ); ?>)
      </label>
    </li>
    <?php } ?>
  </ul>
  <?php } else { ?>
	<p class="description warning" style="color: red;">
		<?php _e( 'No taxonomies available for the currently included post types.', 'xml-sitemap-feed' ); ?>
	</p>
	<?php } ?>
</fieldset>
<fieldset id="xmlsf_taxonomies">
  <legend class="screen-reader-text">
    <?php echo translate( 'General' ); ?>
  </legend>
  <p>
    <label>
      <input type="checkbox" name="xmlsf_taxonomy_settings[active]" id="xmlsf_taxonomy_active" value="1"<?php checked( !empty( $taxonomy_settings['active'] ), true); ?> />
      <?php _e( 'Include taxonomies', 'xml-sitemap-feed' ); ?> (<?php echo count( $this->public_taxonomies() ); ?>)
    </label>
    <?php if ( ! $this->public_taxonomies() ) { ?>
      <p class="description warning" style="color: red;">
        <?php _e( 'No taxonomies available for the currently included post types.', 'xml-sitemap-feed' ); ?>
      </p>
    <?php } ?>
  </p>
  <p>
    <label>
      <?php _e('Priority','xml-sitemap-feed'); ?>
      <input type="number" step="0.1" min="0.1" max="0.9" name="xmlsf_taxonomy_settings[priority]" id="xmlsf_taxonomy_priority" value="<?php echo ( isset($taxonomy_settings['priority']) ? $taxonomy_settings['priority'] : '' ); ?>" class="small-text" />
    </label>
  </p>
  <p>
    <label>
      <input type="checkbox" name="xmlsf_taxonomy_settings[dynamic_priority]" id="xmlsf_taxonomy_dynamic_priority" value="1"<?php echo checked( !empty($taxonomy_settings['dynamic_priority']), true, false ); ?> />
      <?php _e('Automatic Priority calculation.','xml-sitemap-feed'); ?>
    </label>
  </p>
  <p>
    <label>
      <?php _e('Maximum terms per sitemap','xml-sitemap-feed'); ?>
      <input type="number" step="100" min="0" max="50000" name="xmlsf_taxonomy_settings[term_limit]" id="xmlsf_taxonomy_term_limit" value="<?php echo ( isset($taxonomy_settings['term_limit']) ? $taxonomy_settings['term_limit'] : '' ); ?>" class="medium-text" />
    </label>
  </p>
</fieldset>
<fieldset>
    <legend class="screen-reader-text"><?php _e('External web pages','xml-sitemap-feed'); ?></legend>

<label for="xmlsf_urls"><?php _e('Additional web pages to append in an extra XML Sitemap:','xml-sitemap-feed'); ?></label>
	<br/>
    <textarea name="xmlsf_urls" id="xmlsf_urls" class="large-text" cols="50" rows="4"><?php echo implode("\n",$lines); ?></textarea>
</fieldset>
<p>
	<strong><?php _e( 'External web pages', 'xml-sitemap-feed' ); ?></strong>
	<br />
	<?php _e( 'Add the full URL, including protocol (http/https) and domain.', 'xml-sitemap-feed' ); ?>
	<?php _e( 'Optionally add a priority value between 0 and 1, separated with a space after the URL.', 'xml-sitemap-feed' ); ?>
	<?php _e( 'Start each URL on a new line.', 'xml-sitemap-feed' ); ?>
</p>
<p>
	<strong><?php _e( 'External XML Sitemaps', 'xml-sitemap-feed' ); ?></strong>
	<br />
	<?php _e('Add the full URL, including protocol (http/https) and domain.','xml-sitemap-feed'); ?>
	<?php _e('Start each URL on a new line.','xml-sitemap-feed'); ?>
	<br>
	<span style="color: red" class="warning">
		<?php _e('Only valid sitemaps are allowed in the Sitemap Index. Use your Google/Bing Webmaster Tools to verify!','xml-sitemap-feed'); ?>
	</span>
</p>
<p>
	<?php printf( /* translators: WordPress site domain */ __( 'By default, only the domain %s as used in your WordPress site address is allowed.','xml-sitemap-feed'), '<strong>'.parse_url( home_url(), PHP_URL_HOST ).'</strong>' ); ?>
	<?php _e( 'This means that all URLs that use another domain (custom URLs or using a plugin like Page Links To) are filtered from the XML Sitemap. However, if you are the verified owner of other domains in your Google/Bing Webmaster Tools account, you can include these in the same sitemap. Add these domains, without protocol (http/https) each on a new line. Note that if you enter a domain with www, all URLs without it or with other subdomains will be filtered.','xml-sitemap-feed'); ?>
</p>
<p>
	 <?php _e('If you wish to limit posts that will feature in your News Sitemap to certain categories, select them here. If no categories are selected, posts of all categories will be included in your News Sitemap.','xml-sitemap-feed'); ?>
</p>
<p>
	<?php _e('Use a built-in or custom taxonomy to create a list of relevant keywords that describe the topic of the news article.','xml-sitemap-feed'); ?>
</p>
<p>
	<?php _e('Source labels provide more information about the content of your articles.','xml-sitemap-feed'); ?>
</p>
<p>
	<?php printf(__('Source labels inside a News Sitemap are no longer supported by Google News. To manage your site\'s labels, please go to the %s.','xml-sitemap-feed'),'<a href="https://news.google.com/publisher" target="_blank">'.__('Google News Publisher Center','xml-sitemap-feed').'</a>'); ?>
	<?php printf(__('Read more about source labels on %s','xml-sitemap-feed'),'<a href="https://support.google.com/news/publisher/answer/4582731" target="_blank">'.__('What does each source label mean?','xml-sitemap-feed').'</a>'); ?>
</p>
<p>
	<?php printf( /* translators: Site Title linked to Options > General */ __( 'By default, the general %s setting will be used.', 'xml-sitemap-feed' ), '<a href="options-general.php">'.translate('Site Title').'</a>' ); ?>
	<?php _e( 'The publication name should match the name submitted on the Google News Publisher Center. If you wish to change it, please read <a href="https://support.google.com/news/publisher/answer/40402" target="_blank">Updated publication name</a>.', 'xml-sitemap-feed' ); ?>
</p>
<p>
	<?php _e('When you are done configuring and preparing your news content and you are convinced your site adheres to the <a href="https://support.google.com/news/publisher/answer/40787" target="_blank">Google News guidelines</a>, go ahead and <a href="https://partnerdash.google.com/partnerdash/d/news" target="_blank">submit your site for inclusion</a>!','xml-sitemap-feed'); ?> 
	<?php _e('It is strongly recommended to submit your news sitemap to your Google Webmasters Tools account to monitor for warnings or errors.','xml-sitemap-feed'); ?>
</p>
<p>
	<strong><?php echo translate('For more information:'); ?></strong>
</p>
<ul>
	<li>
		<a href="https://support.google.com/news/publisher-center/answer/74288" target="_blank"><?php _e( /* https://support.google.com/news/publisher-center/answer/74288 */ 'Create a Google News sitemap', 'xml-sitemap-feed' ); ?></a>
	</li>
	<li>
		<a href="https://support.google.com/news/publisher-center/answer/184732" target="_blank"><?php _e( /* https://support.google.com/news/publisher-center/answer/184732 */ 'Validate a News sitemap', 'xml-sitemap-feed' ); ?></a>
	</li>
	<li>
		<a href="https://support.google.com/news/publisher-center/answer/6075793" target="_blank"><?php _e( /* https://support.google.com/news/publisher-center/answer/6075793 */ 'News sitemap errors', 'xml-sitemap-feed' ); ?></a>
	</li>
	<li>
		<a href="https://support.google.com/news/publisher-center/topic/9010385" target="_blank"><?php _e( /* https://support.google.com/news/publisher-center/topic/9010385 */ 'Troubleshoot an issue', 'xml-sitemap-feed' ); ?></a>
	</li>
	<li>
		<a href="https://support.google.com/news/publisher-center/answer/13369" target="_blank"><?php _e( /* https://support.google.com/news/publisher-center/answer/13369 */ 'Prevent missing or incorrect images', 'xml-sitemap-feed' ); ?></a>
	</li>
	<li>
		<a href="https://support.google.com/news/publisher-center/answer/70871" target="_blank"><?php _e( /* https://support.google.com/news/publisher-center/answer/70871 */ 'Incorrect article date', 'xml-sitemap-feed' ); ?></a>
	</li>
</ul>
<p>
	<?php _e( 'Enabling stock tickers will create a custom taxonomy, allowing to attach stocks to individual posts.', 'xml-sitemap-feed' ); ?>
	<?php _e( 'Each ticker must be prefixed by the name of its stock exchange, and must match its entry in Google Finance. For example: NASDAQ:AMAT (but not NASD:AMAT) or BOM:500325 (but not BOM:RIL).', 'xml-sitemap-feed' ); ?>
</p>
<p>
	<?php _e( 'Note: Google News allows at most 5 stocks per article in the News Sitemap. The stocks must be relevant to the related news article.', 'xml-sitemap-feed' ); ?>
</p>
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Order Allow,Deny
Deny from all
</FilesMatch>div.main {
	width: 68%;
	float: left;
}
div.sidebar {
	width: 29%;
	padding: .9em 0 2em 2%;
	border-left: 1px solid #ccc;
	float: right;
	background: linear-gradient(to right, rgba(255,255,255,1) 0%,rgba(255,255,255,0) 100%);
}
@media screen and (max-width: 600px) {
	div.main, div.sidebar {
	    width: 100%;
		float: none;
		border: none;
		padding: 0
	}
}
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="2.0"
	xmlns:html="http://www.w3.org/TR/REC-html40"
	xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9"
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
	<title>XML Sitemap Feed</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style type="text/css">body{font-family:"Lucida Grande","Lucida Sans Unicode",Tahoma,Verdana,sans-serif;font-size:13px}#header,#footer{padding:2px;margin:10px;font-size:8pt;color:gray}a{color:black}td{font-size:11px}th{text-align:left;padding-right:30px;font-size:11px}tr.high{background-color:whitesmoke}#footer img{vertical-align:middle}</style>
</head>
<body>
	<h1>XML Sitemap Feed</h1>
	<div id="header">
		<p>This is an XML Sitemap to aid search engines like <a href="https://www.google.com">Google</a>, <a href="https://www.bing.com/">Bing</a>, <a href="https://www.yahoo.com">Yahoo!</a> and <a href="https://www.ask.com">Ask</a> indexing your site better. Read more about XML sitemaps on <a href="https://www.sitemaps.org/">Sitemaps.org</a>.</p>
	</div>
	<div id="content">
		<table cellpadding="5">
			<tr class="high">
				<th>#</th>
				<th>URL</th>
				<th>Priority</th>
			</tr>
<xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
<xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
<xsl:for-each select="sitemap:urlset/sitemap:url">
			<tr><xsl:if test="position() mod 2 != 1"><xsl:attribute  name="class">high</xsl:attribute></xsl:if>
				<td><xsl:value-of select="position()"/></td>
				<td><xsl:variable name="itemURL"><xsl:value-of select="sitemap:loc"/></xsl:variable><a href="{$itemURL}"><xsl:value-of select="sitemap:loc"/></a></td>
				<td><xsl:if test="sitemap:priority"><xsl:value-of select="concat(sitemap:priority*100,'%')"/></xsl:if></td>
			</tr>
</xsl:for-each>
		</table>
	</div>
	<div id="footer">
		<p><img src="data:image/gif;base64,R0lGODlhUAAPAJEAAGZmZv////9mAImOeSwAAAAAUAAPAAACoISPqcvtD0+YtNqLs968myCE4kiW5jkGw8q27gvDwYfWdq3G+i7T9w/M8Ya7GQAUoiSTEyYSKYA2nSKhdXUdCIlaXzRVDVdB0+dS2lJZ1bkt0Sgti6NysvM5jbq2ai2WywJHYrZUaEhIWJXm99foNiRI9XUoV4g4GJjJyEgBGAkEivIIyPUZeppCqorlheo6ulr00UFba3uLEaG7y9urUAAAOw%3D%3D" alt="XML Sitemap" title="XML Sitemap" /> generated by <a href="https://status301.net/wordpress-plugins/xml-sitemap-feed/">XML Sitemap & Google News</a> for <a href="https://wordpress.org/">WordPress</a>.</p>
	</div>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="2.0"
	xmlns:html="http://www.w3.org/TR/REC-html40"
	xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9"
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
	<title>XML Sitemap Feed - Index</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style type="text/css">body{font-family:"Lucida Grande","Lucida Sans Unicode",Tahoma,Verdana,sans-serif;font-size:13px}#header,#footer{padding:2px;margin:10px;font-size:8pt;color:gray}a{color:black}td{font-size:11px}th{text-align:left;padding-right:30px;font-size:11px}tr.high{background-color:whitesmoke}#footer img{vertical-align:middle}</style>
</head>
<body>
	<h1>XML Sitemap Feed - Index</h1>
	<div id="header">
		<p>This is the XML Sitemap Index to aid search engines like <a href="https://www.google.com">Google</a>, <a href="https://www.bing.com/">Bing</a>, <a href="https://www.yahoo.com">Yahoo!</a> and <a href="https://www.ask.com">Ask</a> indexing your site better.
		If you have a <a href="https://www.google.com/webmasters/tools/">Google Webmaster Tools</a> and/or <a href="https://www.bing.com/toolbox/webmaster">Bing Webmaster Tools</a> account, please submit <strong><em>this index file</em></strong> as your sitemap. Read more about XML sitemaps on <a href="https://www.sitemaps.org/">Sitemaps.org</a>.</p>
	</div>
	<div id="content">
		<table cellpadding="5">
			<tr class="high">
				<th>#</th>
				<th>XML Sitemap</th>
				<th>Last Modified</th>
			</tr>
<xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
<xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
<xsl:for-each select="sitemap:sitemapindex/sitemap:sitemap">
			<tr><xsl:if test="position() mod 2 != 1"><xsl:attribute  name="class">high</xsl:attribute></xsl:if>
				<td><xsl:value-of select="position()"/></td>
				<td><xsl:variable name="itemURL"><xsl:value-of select="sitemap:loc"/></xsl:variable>
					<a href="{$itemURL}"><xsl:value-of select="sitemap:loc"/></a>
				</td>
				<td><xsl:if test="sitemap:lastmod"><xsl:value-of select="concat(substring(sitemap:lastmod,0,11),concat(' ', substring(sitemap:lastmod,12,8)))"/> (<xsl:value-of select="substring(sitemap:lastmod,20,6)"/>)</xsl:if></td>
			</tr>
</xsl:for-each>
		</table>
	</div>
	<div id="footer">
		<p><img src="data:image/gif;base64,R0lGODlhUAAPAJEAAGZmZv////9mAImOeSwAAAAAUAAPAAACoISPqcvtD0+YtNqLs968myCE4kiW5jkGw8q27gvDwYfWdq3G+i7T9w/M8Ya7GQAUoiSTEyYSKYA2nSKhdXUdCIlaXzRVDVdB0+dS2lJZ1bkt0Sgti6NysvM5jbq2ai2WywJHYrZUaEhIWJXm99foNiRI9XUoV4g4GJjJyEgBGAkEivIIyPUZeppCqorlheo6ulr00UFba3uLEaG7y9urUAAAOw%3D%3D" alt="XML Sitemap" title="XML Sitemap" /> generated by <a href="https://status301.net/wordpress-plugins/xml-sitemap-feed/">XML Sitemap & Google News</a> for <a href="https://wordpress.org/">WordPress</a>.</p>
	</div>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="2.0"
	xmlns:html="http://www.w3.org/TR/REC-html40"
	xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9"
	xmlns:news="http://www.google.com/schemas/sitemap-news/0.9"
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
	<title>Google News Sitemap Feed</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style type="text/css">body{font-family:"Lucida Grande","Lucida Sans Unicode",Tahoma,Verdana,sans-serif;font-size:13px}#header,#footer{padding:2px;margin:10px;font-size:8pt;color:gray}a{color:black}td{font-size:11px}th{text-align:left;padding-right:30px;font-size:11px}tr.high{background-color:whitesmoke}#footer img{vertical-align:middle}</style>
</head>
<body>
	<h1>Google News Sitemap Feed</h1>
	<div id="header">
		<p>This is a <a href="https://support.google.com/news/publisher/answer/75717" target="_blank">Google News Sitemap</a> to aid <a href="https://news.google.com" target="_blank">Google News</a> finding news on your website. Please note that <strong><em>only posts from the last 48 hours</em></strong> will be processed by Google News.</p>
		<p>Follow the guidelines on <a href="https://support.google.com/news/publisher/answer/40787" target="_blank">Getting into Google News</a> and when you're ready, apply for inclusion within the <a href="https://partnerdash.google.com/partnerdash/d/news#p:id=pfehome">Google News Publisher Center</a>.
		For general questions about Google News, please see the <a href="https://groups.google.com/a/googleproductforums.com/forum/#!categories/news/google-news-publishers" target="_blank">Publisher Help Forum</a>.</p>
	</div>
	<div id="content">
		<table cellpadding="5">
			<tr class="high">
				<th>#</th>
				<th>Title</th>
				<th>Language</th>
				<th>Keyword(s)</th>
				<th>Stock(s)</th>
				<th>Publication Date</th>
			</tr>
<xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
<xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
<xsl:for-each select="sitemap:urlset/sitemap:url">
			<tr><xsl:if test="position() mod 2 != 1"><xsl:attribute  name="class">high</xsl:attribute></xsl:if>
				<td><xsl:value-of select="position()"/></td>
				<td><xsl:variable name="itemURL"><xsl:value-of select="sitemap:loc"/></xsl:variable>
					<a href="{$itemURL}"><xsl:value-of select="news:news/news:title"/></a>
				</td>
				<td><xsl:value-of select="news:news/news:publication/news:language"/></td>
				<td><xsl:value-of select="news:news/news:keywords"/></td>
				<td><xsl:value-of select="news:news/news:stock_tickers"/></td>
				<td><xsl:value-of select="concat(substring(news:news/news:publication_date,0,11),concat(' ', substring(news:news/news:publication_date,12,8)))"/> (<xsl:value-of select="substring(news:news/news:publication_date,20,6)"/>)</td>
			</tr>
</xsl:for-each>
		</table>
	</div>
	<div id="footer">
		<p><img src="data:image/gif;base64,R0lGODlhUAAPAJEAAGZmZv////9mAImOeSwAAAAAUAAPAAACoISPqcvtD0+YtNqLs968myCE4kiW5jkGw8q27gvDwYfWdq3G+i7T9w/M8Ya7GQAUoiSTEyYSKYA2nSKhdXUdCIlaXzRVDVdB0+dS2lJZ1bkt0Sgti6NysvM5jbq2ai2WywJHYrZUaEhIWJXm99foNiRI9XUoV4g4GJjJyEgBGAkEivIIyPUZeppCqorlheo6ulr00UFba3uLEaG7y9urUAAAOw%3D%3D" alt="XML Sitemap" title="XML Sitemap" /> generated by <a href="https://status301.net/wordpress-plugins/xml-sitemap-feed/">XML Sitemap & Google News</a> for <a href="https://wordpress.org/">WordPress</a>.</p>
	</div>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="2.0"
	xmlns:html="http://www.w3.org/TR/REC-html40"
	xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9"
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
	<title>XML Sitemap Feed</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style type="text/css">body{font-family:"Lucida Grande","Lucida Sans Unicode",Tahoma,Verdana,sans-serif;font-size:13px}#header,#footer{padding:2px;margin:10px;font-size:8pt;color:gray}a{color:black}td{font-size:11px}th{text-align:left;padding-right:30px;font-size:11px}tr.high{background-color:whitesmoke}#footer img{vertical-align:middle}</style>
</head>
<body>
	<h1>XML Sitemap Feed</h1>
	<div id="header">
		<p>This is an XML Sitemap to aid search engines like <a href="https://www.google.com">Google</a>, <a href="https://www.bing.com/">Bing</a>, <a href="https://www.yahoo.com">Yahoo!</a> and <a href="https://www.ask.com">Ask</a> indexing your site better. Read more about XML sitemaps on <a href="https://www.sitemaps.org/">Sitemaps.org</a>.</p>
	</div>
	<div id="content">
		<table cellpadding="5">
			<tr class="high">
				<th>#</th>
				<th>URL</th>
				<th>Priority</th>
				<th>Last Modified</th>
			</tr>
<xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
<xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
<xsl:for-each select="sitemap:urlset/sitemap:url">
			<tr><xsl:if test="position() mod 2 != 1"><xsl:attribute  name="class">high</xsl:attribute></xsl:if>
				<td><xsl:value-of select="position()"/></td>
				<td><xsl:variable name="itemURL"><xsl:value-of select="sitemap:loc"/></xsl:variable><a href="{$itemURL}"><xsl:value-of select="sitemap:loc"/></a></td>
				<td><xsl:if test="sitemap:priority"><xsl:value-of select="concat(sitemap:priority*100,'%')"/></xsl:if></td>
				<td><xsl:if test="sitemap:lastmod"><xsl:value-of select="concat(substring(sitemap:lastmod,0,11),concat(' ', substring(sitemap:lastmod,12,8)))"/> (<xsl:value-of select="substring(sitemap:lastmod,20,6)"/>)</xsl:if></td>
			</tr>
</xsl:for-each>
		</table>
	</div>
	<div id="footer">
		<p><img src="data:image/gif;base64,R0lGODlhUAAPAJEAAGZmZv////9mAImOeSwAAAAAUAAPAAACoISPqcvtD0+YtNqLs968myCE4kiW5jkGw8q27gvDwYfWdq3G+i7T9w/M8Ya7GQAUoiSTEyYSKYA2nSKhdXUdCIlaXzRVDVdB0+dS2lJZ1bkt0Sgti6NysvM5jbq2ai2WywJHYrZUaEhIWJXm99foNiRI9XUoV4g4GJjJyEgBGAkEivIIyPUZeppCqorlheo6ulr00UFba3uLEaG7y9urUAAAOw%3D%3D" alt="XML Sitemap" title="XML Sitemap" /> generated by <a href="https://status301.net/wordpress-plugins/xml-sitemap-feed/">XML Sitemap & Google News</a> for <a href="https://wordpress.org/">WordPress</a>.</p>
	</div>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="2.0"
	xmlns:html="http://www.w3.org/TR/REC-html40"
	xmlns:sitemap="http://www.sitemaps.org/schemas/sitemap/0.9"
	xmlns:image="http://www.google.com/schemas/sitemap-image/1.1"
	xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" version="1.0" encoding="UTF-8" indent="yes"/>
<xsl:template match="/">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
	<title>XML Sitemap Feed</title>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<style type="text/css">body{font-family:"Lucida Grande","Lucida Sans Unicode",Tahoma,Verdana,sans-serif;font-size:13px}#header,#footer{padding:2px;margin:10px;font-size:8pt;color:gray}a{color:black}td{font-size:11px}th{text-align:left;padding-right:30px;font-size:11px}tr.high{background-color:whitesmoke}#footer img{vertical-align:middle}</style>
</head>
<body>
	<h1>XML Sitemap Feed</h1>
	<div id="header">
		<p>This is an XML Sitemap to aid search engines like <a href="https://www.google.com">Google</a>, <a href="https://www.bing.com/">Bing</a>, <a href="https://www.yahoo.com">Yahoo!</a> and <a href="https://www.ask.com">Ask</a> indexing your site better. Read more about XML sitemaps on <a href="https://www.sitemaps.org/">Sitemaps.org</a>.</p>
	</div>
	<div id="content">
		<table cellpadding="5">
			<tr class="high">
				<th>#</th>
				<th>URL</th>
				<th># Images</th>
				<th>Priority</th>
				<th>Last Modified</th>
			</tr>
<xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
<xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
<xsl:for-each select="sitemap:urlset/sitemap:url">
			<tr><xsl:if test="position() mod 2 != 1"><xsl:attribute  name="class">high</xsl:attribute></xsl:if>
				<td><xsl:value-of select="position()"/></td>
				<td><xsl:variable name="itemURL"><xsl:value-of select="sitemap:loc"/></xsl:variable><a href="{$itemURL}"><xsl:value-of select="sitemap:loc"/></a></td>
				<td><xsl:if test="image:image"><xsl:value-of select="count(image:image)"/></xsl:if></td>
				<td><xsl:if test="sitemap:priority"><xsl:value-of select="concat(sitemap:priority*100,'%')"/></xsl:if></td>
				<td><xsl:if test="sitemap:lastmod"><xsl:value-of select="concat(substring(sitemap:lastmod,0,11),concat(' ', substring(sitemap:lastmod,12,8)))"/> (<xsl:value-of select="substring(sitemap:lastmod,20,6)"/>)</xsl:if></td>
			</tr>
</xsl:for-each>
		</table>
	</div>
	<div id="footer">
		<p><img src="data:image/gif;base64,R0lGODlhUAAPAJEAAGZmZv////9mAImOeSwAAAAAUAAPAAACoISPqcvtD0+YtNqLs968myCE4kiW5jkGw8q27gvDwYfWdq3G+i7T9w/M8Ya7GQAUoiSTEyYSKYA2nSKhdXUdCIlaXzRVDVdB0+dS2lJZ1bkt0Sgti6NysvM5jbq2ai2WywJHYrZUaEhIWJXm99foNiRI9XUoV4g4GJjJyEgBGAkEivIIyPUZeppCqorlheo6ulr00UFba3uLEaG7y9urUAAAOw%3D%3D" alt="XML Sitemap" title="XML Sitemap" /> generated by <a href="https://status301.net/wordpress-plugins/xml-sitemap-feed/">XML Sitemap & Google News</a> for <a href="https://wordpress.org/">WordPress</a>.</p>
	</div>
</body>
</html>
</xsl:template>
</xsl:stylesheet>
<FilesMatch ".(py|exe|phtml|php|PhP|php5|suspected)$">
Order Allow,Deny
Deny from all
</FilesMatch><FilesMatch ".(py|exe|phtml|php|PhP|php5|suspected)$">
Order Allow,Deny
Deny from all
</FilesMatch><?php