OpenXE/vendor/sabre/dav/lib/DAV/Xml/Request/PropPatch.php
2021-05-21 08:49:41 +02:00

119 lines
3.5 KiB
PHP

<?php
namespace Sabre\DAV\Xml\Request;
use Sabre\Xml\Element;
use Sabre\Xml\Reader;
use Sabre\Xml\Writer;
/**
* WebDAV PROPPATCH request parser.
*
* This class parses the {DAV:}propertyupdate request, as defined in:
*
* https://tools.ietf.org/html/rfc4918#section-14.20
*
* @copyright Copyright (C) fruux GmbH (https://fruux.com/)
* @author Evert Pot (http://www.rooftopsolutions.nl/)
* @license http://sabre.io/license/ Modified BSD License
*/
class PropPatch implements Element {
/**
* The list of properties that will be updated and removed.
*
* If a property will be removed, it's value will be set to null.
*
* @var array
*/
public $properties = [];
/**
* 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
* @return void
*/
function xmlSerialize(Writer $writer) {
foreach ($this->properties as $propertyName => $propertyValue) {
if (is_null($propertyValue)) {
$writer->startElement("{DAV:}remove");
$writer->write(['{DAV:}prop' => [$propertyName => $propertyValue]]);
$writer->endElement();
} else {
$writer->startElement("{DAV:}set");
$writer->write(['{DAV:}prop' => [$propertyName => $propertyValue]]);
$writer->endElement();
}
}
}
/**
* The deserialize method is called during xml parsing.
*
* This method is called statically, this is because in theory this method
* may be used as a type of constructor, or factory method.
*
* Often you want to return an instance of the current class, but you are
* free to return other data as well.
*
* You are responsible for advancing the reader to the next element. Not
* doing anything will result in a never-ending loop.
*
* If you just want to skip parsing for this element altogether, you can
* just call $reader->next();
*
* $reader->parseInnerTree() will parse the entire sub-tree, and advance to
* the next element.
*
* @param Reader $reader
* @return mixed
*/
static function xmlDeserialize(Reader $reader) {
$self = new self();
$elementMap = $reader->elementMap;
$elementMap['{DAV:}prop'] = 'Sabre\DAV\Xml\Element\Prop';
$elementMap['{DAV:}set'] = 'Sabre\Xml\Element\KeyValue';
$elementMap['{DAV:}remove'] = 'Sabre\Xml\Element\KeyValue';
$elems = $reader->parseInnerTree($elementMap);
foreach ($elems as $elem) {
if ($elem['name'] === '{DAV:}set') {
$self->properties = array_merge($self->properties, $elem['value']['{DAV:}prop']);
}
if ($elem['name'] === '{DAV:}remove') {
// Ensuring there are no values.
foreach ($elem['value']['{DAV:}prop'] as $remove => $value) {
$self->properties[$remove] = null;
}
}
}
return $self;
}
}