Writer.php

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<?php
 
namespace Sabre\VObject;
 
use Sabre\Xml;
 
class Writer {
 
    static function write(Component $component) {
 
        return $component->serialize();
 
    }
 
    static function writeJson(Component $component, $options = 0) {
 
        return json_encode($component, $options);
 
    }
 
    static function writeXml(Component $component) {
 
        $writer = new Xml\Writer();
        $writer->openMemory();
        $writer->setIndent(true);
 
        $writer->startDocument('1.0', 'utf-8');
 
        if ($component instanceof Component\VCalendar) {
 
            $writer->startElement('icalendar');
            $writer->writeAttribute('xmlns', Parser\Xml::XCAL_NAMESPACE);
 
        } else {
 
            $writer->startElement('vcards');
            $writer->writeAttribute('xmlns', Parser\Xml::XCARD_NAMESPACE);
 
        }
 
        $component->xmlSerialize($writer);
 
        $writer->endElement();
 
        return $writer->outputMemory();
 
    }
 
}