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<?php
declare(strict_types=1);
namespace Sabre\CalDAV\Xml\Property;
use Sabre\CalDAV\Plugin;
use Sabre\Xml\Writer;
use Sabre\Xml\XmlSerializable;
/**
* Supported-calendar-data property.
*
* This property is a representation of the supported-calendar-data property
* in the CalDAV namespace. SabreDAV only has support for text/calendar;2.0
* so the value is currently hardcoded.
*
* This property is defined in:
* http://tools.ietf.org/html/rfc4791#section-5.2.4
*
* @copyright Copyright (C) fruux GmbH (https://fruux.com/)
* @author Evert Pot (http://www.rooftopsolutions.nl/)
* @license http://sabre.io/license/ Modified BSD License
*/
class SupportedCalendarData implements XmlSerializable
{
/**
* The xmlSerialize method is called during xml writing.
*
* Use the $writer argument to write its own xml serialization.
*
* An important note: do _not_ create a parent element. Any element
* implementing XmlSerializable should only ever write what's considered
* its 'inner xml'.
*
* The parent of the current element is responsible for writing a
* containing element.
*
* This allows serializers to be re-used for different element names.
*
* If you are opening new elements, you must also close them again.
*
* @param Writer $writer
*/
public function xmlSerialize(Writer $writer)
{
$writer->startElement('{'.Plugin::NS_CALDAV.'}calendar-data');
$writer->writeAttributes([
'content-type' => 'text/calendar',
'version' => '2.0',
]);
$writer->endElement(); // calendar-data
$writer->startElement('{'.Plugin::NS_CALDAV.'}calendar-data');
$writer->writeAttributes([
'content-type' => 'application/calendar+json',
]);
$writer->endElement(); // calendar-data
}
}
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