links store file generator

sitemap.php

<?php
$doc = new DOMDocument('1.0');
    $doc->formatOutput = true;
    $doc->preserveWhiteSpace = false;

    @$doc->load('sitemap.xml') or die('failed to load file'); //load xml file

    $t1 = $doc->createElement('url');
    $loc = $doc->createElement('loc', "http://www." . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
    $t1->appendChild($loc);
    $priority = $doc->createElement('priority', '0.20');
    $t1->appendChild($priority);
    $doc->importNode($t1);
    $doc->documentElement->appendChild($t1);

    @$doc->save('sitemap.xml') or die('failed to save file'); // save xml file;
?>