commit vendor

vendor/sabre/dav/lib/DAV/Xml/Property/ShareAccess.php

@@ -0,0 +1,135 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Sabre\DAV\Xml\Property;
+
+use Sabre\DAV\Exception\BadRequest;
+use Sabre\DAV\Sharing\Plugin as SharingPlugin;
+use Sabre\Xml\Element;
+use Sabre\Xml\Reader;
+use Sabre\Xml\Writer;
+
+/**
+ * This class represents the {DAV:}share-access property.
+ *
+ * This property is defined here:
+ * https://tools.ietf.org/html/draft-pot-webdav-resource-sharing-03#section-4.4.1
+ *
+ * This property is used to indicate if a resource is a shared resource, and
+ * whether the instance of the shared resource is the original instance, or
+ * an instance belonging to a sharee.
+ *
+ * @copyright Copyright (C) fruux GmbH (https://fruux.com/).
+ * @author Evert Pot (http://evertpot.com/)
+ * @license http://sabre.io/license/ Modified BSD License
+ */
+class ShareAccess implements Element
+{
+    /**
+     * Either SHARED or SHAREDOWNER.
+     *
+     * @var int
+     */
+    protected $value;
+
+    /**
+     * Creates the property.
+     *
+     * The constructor value must be one of the
+     * \Sabre\DAV\Sharing\Plugin::ACCESS_ constants.
+     *
+     * @param int $shareAccess
+     */
+    public function __construct($shareAccess)
+    {
+        $this->value = $shareAccess;
+    }
+
+    /**
+     * Returns the current value.
+     *
+     * @return int
+     */
+    public function getValue()
+    {
+        return $this->value;
+    }
+
+    /**
+     * 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.
+     */
+    public function xmlSerialize(Writer $writer)
+    {
+        switch ($this->value) {
+            case SharingPlugin::ACCESS_NOTSHARED:
+                $writer->writeElement('{DAV:}not-shared');
+                break;
+            case SharingPlugin::ACCESS_SHAREDOWNER:
+                $writer->writeElement('{DAV:}shared-owner');
+                break;
+            case SharingPlugin::ACCESS_READ:
+                $writer->writeElement('{DAV:}read');
+                break;
+            case SharingPlugin::ACCESS_READWRITE:
+                $writer->writeElement('{DAV:}read-write');
+                break;
+            case SharingPlugin::ACCESS_NOACCESS:
+                $writer->writeElement('{DAV:}no-access');
+                break;
+        }
+    }
+
+    /**
+     * 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.
+     *
+     * @return mixed
+     */
+    public static function xmlDeserialize(Reader $reader)
+    {
+        $elems = $reader->parseInnerTree();
+        foreach ($elems as $elem) {
+            switch ($elem['name']) {
+                case '{DAV:}not-shared':
+                    return new self(SharingPlugin::ACCESS_NOTSHARED);
+                case '{DAV:}shared-owner':
+                    return new self(SharingPlugin::ACCESS_SHAREDOWNER);
+                case '{DAV:}read':
+                    return new self(SharingPlugin::ACCESS_READ);
+                case '{DAV:}read-write':
+                    return new self(SharingPlugin::ACCESS_READWRITE);
+                case '{DAV:}no-access':
+                    return new self(SharingPlugin::ACCESS_NOACCESS);
+            }
+        }
+        throw new BadRequest('Invalid value for {DAV:}share-access element');
+    }
+}