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