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// add a feed item and its contents

echo ‘<item>’;

foreach ($feed_item as $item_name => $item_value)

{

echo “<$item_name>” .

RSSFactory::_escapeXML($item_value) .

“</$item_name>”;

}

echo ‘</item>’;

}

// close channel and rss elements

echo ‘</channel></rss>’;

// return feed data

return ob_get_clean();

}

}

?>

2.

Create a new file in your

seophp

folder named

feed.php

, and type this code in it:

<?php

// load the URL factory library

require_once ‘include/rss_factory.inc.php’;

// create feed

$rss_feed = new RSSFactory(‘SEOEgghead.com New Products Feed’,

‘http://www.seoegghead.com/seo-with-php-updates.html’,

‘Exciting new products, updated daily’);

// add feed item

$rss_feed->addItem(‘New Link Juice with Orange Flavor!’,

‘http://seophp.example.com/Products/SEO-Toolbox-C6/Link-Juice-P31.html’,

‘The new Link Juice product of SEOEgghead.com can do wonders for your website!’);

// add feed item

$rss_feed->addItem(‘Enhance Your PHP Applications with AJAX!’,

‘http://seophp.example.com/Products/Friends-Shed-C2/AJAX-PHP-Book-P42.html’,

‘Check out this AJAX tutorial for PHP developers!’);

// display feed

echo $rss_feed->get();

?>

3.

Load

http://seophp.example.com/feed.php

. A modern web browser will ask if you want

to subscribe to this feed, as shown in Figure 7-2.

156

Chapter 7: Web Feeds and Social Bookmarking

c07.qxd:c07 10:42 156

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