Subversion-Projekte lars-tiefland.php_share

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Revision Autor Zeilennr. Zeile
1 lars 1 
<?PHP
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/**
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 * This example shows how to create any object
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 * from an XML document. In this case we get
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 * some aggregated objects for channel and items
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 * from an RSS feed.
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 *
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 * @author  Stephan Schmidt <schst@php.net>
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 */
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error_reporting(E_ALL);
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require_once 'XML/Unserializer.php';
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/**
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* class for the RDF docuemnt
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*
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*
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*/
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class rdfDocument
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{
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    var $channel;
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    var $item;
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    function getItems($amount)
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    {
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        return array_splice($this->item,0,$amount);
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    }
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}
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/**
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* class that is used for a channel in the RSS file
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*
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* you could implement whatever you like in this class,
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* properties will be set from the XML document
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*/
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class channel
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{
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    function getTitle()
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    {
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        return  $this->title;
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    }
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}
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/**
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* class that is used for an item in the RSS file
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*
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* you could implement whatever you like in this class,
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* properties will be set from the XML document
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*/
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class item
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{
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    function getTitle()
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    {
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        return  $this->title;
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    }
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}
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$options = array(
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                 XML_UNSERIALIZER_OPTION_COMPLEXTYPE => 'object',
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                 XML_UNSERIALIZER_OPTION_TAG_MAP     => array(
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                                                            'rdf:RDF' => 'rdfDocument',   // this is used to specify a classname for the root tag
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                                                        )
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                );
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//  be careful to always use the ampersand in front of the new operator
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$unserializer = &new XML_Unserializer($options);
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$status = $unserializer->unserialize('http://pear.php.net/feeds/latest.rss',true);
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if (PEAR::isError($status)) {
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    echo 'Error: ' . $status->getMessage();
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} else {
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    $rss = $unserializer->getUnserializedData();
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    echo 'This has been returned by XML_Unserializer:<br>';
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    echo '<pre>';
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    print_r($rss);
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    echo '</pre>';
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    echo '<br><br>Root Tagname: '.$unserializer->getRootName().'<br>';
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    echo 'Title of the channel: '.$rss->channel->getTitle().'<br>';
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    $items = $rss->getItems(3);
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    echo '<br>Titles of the last three releases:<br>';
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    foreach ($items as $item) {
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        echo 'Title : '.$item->getTitle().'<br>';
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    }
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}
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?>