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<?php
/**
* ProxyRead principal
*
* This class represents a principal group, hosted under the main principal.
* This is needed to implement 'Calendar delegation' support. This class is
* instantiated by Sabre_CalDAV_Principal_User.
*
* @package Sabre
* @subpackage CalDAV
* @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved.
* @author Evert Pot (http://www.rooftopsolutions.nl/)
* @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
*/
class Sabre_CalDAV_Principal_ProxyRead implements Sabre_DAVACL_IPrincipal {
/**
* Principal information from the parent principal.
*
* @var array
*/
protected $principalInfo;
/**
* Principal backend
*
* @var Sabre_DAVACL_IPrincipalBackend
*/
protected $principalBackend;
/**
* Creates the object.
*
* Note that you MUST supply the parent principal information.
*
* @param Sabre_DAVACL_IPrincipalBackend $principalBackend
* @param array $principalInfo
*/
public function __construct(Sabre_DAVACL_IPrincipalBackend $principalBackend, array $principalInfo) {
$this->principalInfo = $principalInfo;
$this->principalBackend = $principalBackend;
}
/**
* Returns this principals name.
*
* @return string
*/
public function getName() {
return 'calendar-proxy-read';
}
/**
* Returns the last modification time
*
* @return null
*/
public function getLastModified() {
return null;
}
/**
* Deletes the current node
*
* @throws Sabre_DAV_Exception_Forbidden
* @return void
*/
public function delete() {
throw new Sabre_DAV_Exception_Forbidden('Permission denied to delete node');
}
/**
* Renames the node
*
* @throws Sabre_DAV_Exception_Forbidden
* @param string $name The new name
* @return void
*/
public function setName($name) {
throw new Sabre_DAV_Exception_Forbidden('Permission denied to rename file');
}
/**
* Returns a list of alternative urls for a principal
*
* This can for example be an email address, or ldap url.
*
* @return array
*/
public function getAlternateUriSet() {
return array();
}
/**
* Returns the full principal url
*
* @return string
*/
public function getPrincipalUrl() {
return $this->principalInfo['uri'] . '/' . $this->getName();
}
/**
* Returns the list of group members
*
* If this principal is a group, this function should return
* all member principal uri's for the group.
*
* @return array
*/
public function getGroupMemberSet() {
return $this->principalBackend->getGroupMemberSet($this->getPrincipalUrl());
}
/**
* Returns the list of groups this principal is member of
*
* If this principal is a member of a (list of) groups, this function
* should return a list of principal uri's for it's members.
*
* @return array
*/
public function getGroupMembership() {
return $this->principalBackend->getGroupMembership($this->getPrincipalUrl());
}
/**
* Sets a list of group members
*
* If this principal is a group, this method sets all the group members.
* The list of members is always overwritten, never appended to.
*
* This method should throw an exception if the members could not be set.
*
* @param array $principals
* @return void
*/
public function setGroupMemberSet(array $principals) {
$this->principalBackend->setGroupMemberSet($this->getPrincipalUrl(), $principals);
}
/**
* Returns the displayname
*
* This should be a human readable name for the principal.
* If none is available, return the nodename.
*
* @return string
*/
public function getDisplayName() {
return $this->getName();
}
}
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