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https://git.friendi.ca/friendica/friendica-addons.git
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132 lines
3.9 KiB
PHP
132 lines
3.9 KiB
PHP
<?php
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/**
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* CalDAV principal
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*
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* This is a standard user-principal for CalDAV. This principal is also a
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* collection and returns the caldav-proxy-read and caldav-proxy-write child
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* principals.
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*
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* @package Sabre
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* @subpackage CalDAV
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* @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved.
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* @author Evert Pot (http://www.rooftopsolutions.nl/)
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* @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
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*/
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class Sabre_CalDAV_Principal_User extends Sabre_DAVACL_Principal implements Sabre_DAV_ICollection {
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/**
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* Creates a new file in the directory
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*
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* @param string $name Name of the file
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* @param resource $data Initial payload, passed as a readable stream resource.
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* @throws Sabre_DAV_Exception_Forbidden
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* @return void
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*/
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public function createFile($name, $data = null) {
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throw new Sabre_DAV_Exception_Forbidden('Permission denied to create file (filename ' . $name . ')');
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}
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/**
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* Creates a new subdirectory
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*
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* @param string $name
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* @throws Sabre_DAV_Exception_Forbidden
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* @return void
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*/
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public function createDirectory($name) {
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throw new Sabre_DAV_Exception_Forbidden('Permission denied to create directory');
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}
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/**
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* Returns a specific child node, referenced by its name
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*
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* @param string $name
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* @return Sabre_DAV_INode
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*/
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public function getChild($name) {
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$principal = $this->principalBackend->getPrincipalByPath($this->getPrincipalURL() . '/' . $name);
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if (!$principal) {
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throw new Sabre_DAV_Exception_NotFound('Node with name ' . $name . ' was not found');
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}
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if ($name === 'calendar-proxy-read')
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return new Sabre_CalDAV_Principal_ProxyRead($this->principalBackend, $this->principalProperties);
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if ($name === 'calendar-proxy-write')
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return new Sabre_CalDAV_Principal_ProxyWrite($this->principalBackend, $this->principalProperties);
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throw new Sabre_DAV_Exception_NotFound('Node with name ' . $name . ' was not found');
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}
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/**
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* Returns an array with all the child nodes
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*
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* @return Sabre_DAV_INode[]
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*/
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public function getChildren() {
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$r = array();
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if ($this->principalBackend->getPrincipalByPath($this->getPrincipalURL() . '/calendar-proxy-read')) {
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$r[] = new Sabre_CalDAV_Principal_ProxyRead($this->principalBackend, $this->principalProperties);
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}
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if ($this->principalBackend->getPrincipalByPath($this->getPrincipalURL() . '/calendar-proxy-write')) {
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$r[] = new Sabre_CalDAV_Principal_ProxyWrite($this->principalBackend, $this->principalProperties);
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}
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return $r;
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}
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/**
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* Returns whether or not the child node exists
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*
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* @param string $name
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* @return bool
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*/
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public function childExists($name) {
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try {
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$this->getChild($name);
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return true;
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} catch (Sabre_DAV_Exception_NotFound $e) {
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return false;
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}
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}
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/**
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* Returns a list of ACE's for this node.
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*
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* Each ACE has the following properties:
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* * 'privilege', a string such as {DAV:}read or {DAV:}write. These are
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* currently the only supported privileges
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* * 'principal', a url to the principal who owns the node
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* * 'protected' (optional), indicating that this ACE is not allowed to
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* be updated.
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*
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* @return array
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*/
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public function getACL() {
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$acl = parent::getACL();
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$acl[] = array(
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'privilege' => '{DAV:}read',
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'principal' => $this->principalProperties['uri'] . '/calendar-proxy-read',
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'protected' => true,
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);
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$acl[] = array(
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'privilege' => '{DAV:}read',
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'principal' => $this->principalProperties['uri'] . '/calendar-proxy-write',
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'protected' => true,
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);
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return $acl;
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}
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}
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