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<?php
namespace Sabre\CalDAV\Notifications;
use Sabre\DAV;
use Sabre\CalDAV;
use Sabre\CalDAV\Xml\Notification\NotificationInterface;
use Sabre\DAVACL;
/**
* This node represents a single notification.
*
* The signature is mostly identical to that of Sabre\DAV\IFile, but the get() method
* MUST return an xml document that matches the requirements of the
* 'caldav-notifications.txt' spec.
*
* @copyright Copyright (C) 2007-2015 fruux GmbH (https://fruux.com/).
* @author Evert Pot (http://evertpot.com/)
* @license http://sabre.io/license/ Modified BSD License
*/
class Node extends DAV\File implements INode, DAVACL\IACL {
/**
* The notification backend
*
* @var Sabre\CalDAV\Backend\NotificationSupport
*/
protected $caldavBackend;
/**
* The actual notification
*
* @var Sabre\CalDAV\Notifications\INotificationType
*/
protected $notification;
/**
* Owner principal of the notification
*
* @var string
*/
protected $principalUri;
/**
* Constructor
*
* @param CalDAV\Backend\NotificationSupport $caldavBackend
* @param string $principalUri
* @param NotificationInterface $notification
*/
function __construct(CalDAV\Backend\NotificationSupport $caldavBackend, $principalUri, NotificationInterface $notification) {
$this->caldavBackend = $caldavBackend;
$this->principalUri = $principalUri;
$this->notification = $notification;
}
/**
* Returns the path name for this notification
*
* @return id
*/
function getName() {
return $this->notification->getId() . '.xml';
}
/**
* Returns the etag for the notification.
*
* The etag must be surrounded by litteral double-quotes.
*
* @return string
*/
function getETag() {
return $this->notification->getETag();
}
/**
* This method must return an xml element, using the
* Sabre\CalDAV\Notifications\INotificationType classes.
*
* @return INotificationType
*/
function getNotificationType() {
return $this->notification;
}
/**
* Deletes this notification
*
* @return void
*/
function delete() {
$this->caldavBackend->deleteNotification($this->getOwner(), $this->notification);
}
/**
* Returns the owner principal
*
* This must be a url to a principal, or null if there's no owner
*
* @return string|null
*/
function getOwner() {
return $this->principalUri;
}
/**
* Returns a group principal
*
* This must be a url to a principal, or null if there's no owner
*
* @return string|null
*/
function getGroup() {
return null;
}
/**
* Returns a list of ACE's for this node.
*
* Each ACE has the following properties:
* * 'privilege', a string such as {DAV:}read or {DAV:}write. These are
* currently the only supported privileges
* * 'principal', a url to the principal who owns the node
* * 'protected' (optional), indicating that this ACE is not allowed to
* be updated.
*
* @return array
*/
function getACL() {
return [
[
'principal' => $this->getOwner(),
'privilege' => '{DAV:}read',
'protected' => true,
],
[
'principal' => $this->getOwner(),
'privilege' => '{DAV:}write',
'protected' => true,
]
];
}
/**
* Updates the ACL
*
* This method will receive a list of new ACE's as an array argument.
*
* @param array $acl
* @return void
*/
function setACL(array $acl) {
throw new DAV\Exception\NotImplemented('Updating ACLs is not implemented here');
}
/**
* Returns the list of supported privileges for this node.
*
* The returned data structure is a list of nested privileges.
* See Sabre\DAVACL\Plugin::getDefaultSupportedPrivilegeSet for a simple
* standard structure.
*
* If null is returned from this method, the default privilege set is used,
* which is fine for most common usecases.
*
* @return array|null
*/
function getSupportedPrivilegeSet() {
return null;
}
}

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