set_item_class()

Description

class SimplePie {
	set_item_class ( [string $class = 'SimplePie_Item'] )
}

Allows you to add new methods or replace existing methods in the SimplePie_Item class.

Learn more about extending classes in PHP:

PHP 4: http://php.net/manual/en/keyword.extends.php
PHP 5: http://php.net/manual/en/language.oop5.basic.php#language.oop5.basic.extends

Availability

Available since SimplePie Beta 3.

Parameters

class

The new class for SimplePie to use.

Examples

Replace a method and add a method

<?php
require_once('../simplepie.inc');
 
// Create a new class that extends an existing class
class SimplePie_Item_Extras extends SimplePie_Item {
 
	/**
	This is an example of adding a new method to an existing class.
	 */
 
	// Retrieve the <gd:when startTime="" /> value.
	function get_gcal_starttime($format = false)
	{
		// We want to grab the Google-namespaced <gd:when> tag.
		// http://simplepie.org/wiki/tutorial/grab_custom_tags_or_attributes
		$when = $this->get_item_tags('http://schemas.google.com/g/2005', 'when');
 
		// Once we grab the tag, let's grab the startTime attribute
		$date = $when[0]['attribs']['']['startTime'];
 
		if ($format)
		{
			// Let's pass it through strtotime() and then format it with date(). This will be the date we display.
			return date($format, strtotime($date));
		}
		else
		{
			// Otherwise we'll return it as-is with no modifications.
			return $date;
		}
	}
 
	/**
	This is an example of modifying an existing method of an existing class.
	 */
 
	function get_id()
	{
		return $this->__toString();
	}
 
}
 
// Let's do our standard SimplePie thing.
$feed = new SimplePie();
$feed->set_feed_url('http://www.google.com/calendar/feeds/eventi%40emmealcubo.com/public/full');
$feed->set_item_class('SimplePie_Item_Extras');
$feed->init();
$feed->handle_content_type();
?>
 
<html>
<body>
 
<?php foreach ($feed->get_items(0,5) as $item): ?>
 
	<h4><a href="<?php echo $item->get_permalink()?>"><?php echo $item->get_title()?></a></h4>
	<p><small><?php echo $item->get_date('j F Y, g:i a')?></small></p>
	<p><?php echo $item->get_description()?></p>
	<p>Starts on <?php echo $item->get_gcal_starttime('j F Y')?></p>
	<p>GUID: <?php echo $item->get_id()?></p>
	<hr />
 
<?php endforeach; ?>
 
</body>
</html>