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Generating Sitemaps

1.

In your

seophp/include

folder, create a new file named

sitemap.inc.php

, with this code:

<?php

// sitemap generator class

class Sitemap

{

// constructor receives the list of URLs to include in the sitemap

function Sitemap($items = array())

{

$this->_items = $items;

}

// add a new sitemap item

function addItem($url,

$lastmod = ‘’,

$changefreq = ‘’,

$priority = ‘’,

$additional_fields = array())

{

$this->_items[] = array_merge(array(‘loc’ => $url,

‘lastmod’ => $lastmod,

‘changefreq’ => $changefreq,

‘priority’ => $priority),

$additional_fields);

}

// get Google sitemap

function getGoogle()

{

ob_start();

header(‘Content-type: text/xml’);

echo ‘<?xml version=”1.0” encoding=”UTF-8”?>’;

echo ‘<urlset xmlns=”http://www.google.com/schemas/sitemap/0.84”>’;

foreach ($this->_items as $i)

{

echo ‘<url>’;

foreach ($i as $index => $_i)

{

if (!$_i) continue;

echo “<$index>” . $this->_escapeXML($_i) . “</$index>”;

}

echo ‘</url>’;

}

echo ‘</urlset>’;

return ob_get_clean();

}

// get Yahoo sitemap

function getYahoo()

{

ob_start();

204

Chapter 9: Sitemaps

c09.qxd:c09 10:43 204

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