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File Content: unserializeRDF.php

<?PHP
/**
 * This example shows how to create any object
 * from an XML document. In this case we get
 * some aggregated objects for channel and items
 * from an RSS feed.
 *
 * @author Stephan Schmidt <schst@php.net>
 */
error_reporting(E_ALL);

require_once 'XML/Unserializer.php';

/**
* class for the RDF docuemnt
*
*
*/
class rdfDocument
{
    var $channel;
    var $item;

function getItems($amount)
    {
        return array_splice($this->item,0,$amount);
    }
}

/**
* class that is used for a channel in the RSS file
*
* you could implement whatever you like in this class,
* properties will be set from the XML document
*/
class channel
{
    function getTitle()
    {
        return  $this->title;
    }
}

/**
* class that is used for an item in the RSS file
*
* you could implement whatever you like in this class,
* properties will be set from the XML document
*/
class item
{
    function getTitle()
    {
        return  $this->title;
    }
}

$options = array(
                 XML_UNSERIALIZER_OPTION_COMPLEXTYPE => 'object',
                 XML_UNSERIALIZER_OPTION_TAG_MAP     => array(
                                                            'rdf:RDF' => 'rdfDocument',   // this is used to specify a classname for the root tag
                                                        )
                );

//  be careful to always use the ampersand in front of the new operator 
$unserializer = &new XML_Unserializer($options);

$status = $unserializer->unserialize('http://pear.php.net/feeds/latest.rss',true);

if (PEAR::isError($status)) {
    echo 'Error: ' . $status->getMessage();
} else {
    $rss = $unserializer->getUnserializedData();

echo 'This has been returned by XML_Unserializer: ';
 
 echo '<pre>';
 print_r($rss);
 echo '</pre>';

echo ' Root Tagname: '.$unserializer->getRootName().' ';
 
 echo 'Title of the channel: '.$rss->channel->getTitle().' ';

$items = $rss->getItems(3);
 echo ' Titles of the last three releases: ';
 foreach ($items as $item) {
 echo 'Title : '.$item->getTitle().' ';
 }
}
?>

Name	Size	Permission
Serializer_Bug7112.php	724 bytes	0644
example.xml	82 bytes	0644
serializeAndEncode.php	1450 bytes	0644
serializeAndReturn.php	609 bytes	0644
serializeCData.php	838 bytes	0644
serializeIndexedArray.php	2548 bytes	0644
serializeIndexedArrayWithContext.php	1039 bytes	0644
serializeNullProperties.php	1371 bytes	0644
serializeObject.php	1325 bytes	0644
serializeRDF.php	3092 bytes	0644
serializeSelectiveAttributes.php	1641 bytes	0644
serializeWithAttributes.php	1191 bytes	0644
serializeWithAttributes2.php	1362 bytes	0644
serializeWithComment.php	974 bytes	0644
serializeWithDtd.php	925 bytes	0644
serializeWithIndentedAttributes.php	1469 bytes	0644
serializeWithNamespace.php	1072 bytes	0644
serializeWithTagMap.php	2766 bytes	0644
unserializeAnyXML.php	2609 bytes	0644
unserializeClassNames.php	1222 bytes	0644
unserializeEncoded.php	949 bytes	0644
unserializeEnum.php	1187 bytes	0644
unserializeObject.php	1472 bytes	0644
unserializeRDF.php	2130 bytes	0644
unserializeWhitespace.php	1112 bytes	0644
unserializeWithAttributes.php	796 bytes	0644
unserializeWithTagMap.php	1661 bytes	0644
unserializeWithTypeGuessing.php	950 bytes	0644