Generate Atom feeds from your data

class atom1 extends DOMDocument {
    private $ns;
 
    public function __construct($title, $href, $name, $id) {
        parent::__construct();
        $this->formatOutput = true;
 
        $this->ns = 'http://www.w3.org/2005/Atom';
 
        $root = $this->appendChild($this->createElementNS($this->ns, 'feed'));
 
        $root->appendChild($this->createElementNS($this->ns, 'title', $title));
        $link = $root->appendChild($this->createElementNS($this->ns, 'link'));
        $link->setAttribute('href', $href);
        $root->appendChild($this->createElementNS($this->ns, 'updated',
            date('Y-m-d\\TH:i:sP')));
        $author = $root->appendChild($this->createElementNS($this->ns, 'author'));
        $author->appendChild($this->createElementNS($this->ns, 'name', $name));
        $root->appendChild($this->createElementNS($this->ns, 'id', $id));
    }
 
    public function addEntry($title, $link, $summary) {
        $entry = $this->createElementNS($this->ns, 'entry');
        $entry->appendChild($this->createElementNS($this->ns, 'title', $title));
        $entry->appendChild($this->createElementNS($this->ns, 'link', $link));
 
        $id = uniqid('http://example.org/atom/entry/ids/');
        $entry->appendChild($this->createElementNS($this->ns, 'id', $id));
 
        $entry->appendChild($this->createElementNS($this->ns, 'updated',
            date(DATE_ATOM)));
        $entry->appendChild($this->createElementNS($this->ns, 'summary',
    $summary));
 
        $this->documentElement->appendChild($entry);
    }
}
 
$atom = new atom1('Channel Title', 'http://www.example.org',
                'Atom', 'http://example.org/atom/feed/ids/1');
 
$atom->addEntry('Item 1', 'http://www.example.org/item1',
              'Item 1 Description', 'http://example.org/atom/entry/ids/1');
 
$atom->addEntry('Item 2', 'http://www.example.org/item2',
              'Item 2 Description', 'http://example.org/atom/entry/ids/2');
 
print $atom->saveXML();