RSSCreator.php

gehe zur Dokumentation dieser Datei

<?php
class RSSCreator
{
    private $image_url = '';
    private $image_title = '';
 
    private $title = '';
    private $link = '';
    private $url = '';
    private $descripton = '';
 
    private $items = array();
 
    function __construct($title, $link, $description = '')
    {
        $this->title = $title;
        $this->link = $link;
        $this->url = $GLOBALS['page']->getUrl(
            array(
                'suffix' => ltrim($_SERVER['REQUEST_SUFFIX'], '.'),
                'return_absolute' => true
            )
        );
        $this->description = $description;
    }
 
    function setImage($url, $title)
    {
        $this->image_url = $url;
        $this->image_title = $title;
    }
 
    function addItem($title, $descr, $link, $author = '', $pubDate = 0, $extra = array())
    {
        $index = sizeof($this->items);
        $this->items[$index]['title'] = $title;
        $this->items[$index]['descr'] = $descr;
        $this->items[$index]['link'] = $link;
        $this->items[$index]['author'] = $author;
        $this->items[$index]['pubDate'] = $pubDate;
        $this->items[$index]['extra'] = $extra;
    }
 
    private function getHeader()
    {
        $local_zone = timezone_open('Europe/Berlin');
        $to_zone = timezone_open('GMT');
        $startobj = date_create("now", $local_zone);
        $startobj->setTimezone($to_zone);
        $date = $startobj->format('D, d M Y H:i:s').' GMT';
 
        $r = "<?xml version=\"1.0\" encoding=\"utf-8\"?>
        <rss version=\"2.0\" xmlns:atom=\"http://www.w3.org/2005/Atom\">
 
        <channel>
        <atom:link href=\"".$this->url."\" rel=\"self\" type=\"application/rss+xml\" />
        <title><![CDATA[".$this->title."]]></title>
 
        <link>".$this->link."</link>
        <description><![CDATA[".$this->description."]]></description>
        <pubDate>".$date."</pubDate>
        ";
        if ($this->image_url != '' && $this->image_title != '')
        {
            $r.='<image><url>'.$this->image_url.'</url><title><![CDATA['.$this->image_title.']]></title><link>'.$this->link.'</link></image>';
        }
 
        return $r;
    }
 
    function export()
    {
        $return = $this->getHeader();
        foreach($this->items as $item)
        {
            $author = '';
            if($item['author']) {
                $author = '<author><![CDATA['.$item['author'].']]></author>';
            }
            $return.='
            <item>
                <title><![CDATA['.$item['title'].']]></title>
                <description><![CDATA['.$item['descr'].']]></description>
                <link>'.$item['link'].'</link>
                <guid>'.$item['link'].'</guid>
                '. $author . '
                <pubDate>'.$item['pubDate'].'</pubDate>
            </item>';
 
        }
        $return.= $this->getFooter();
 
        return $return;
    }
 
    private function getFooter()
    {
        $r ='
        </channel>
        </rss>';
        return $r;
    }
}
 
?>