mirror of
https://git.friendi.ca/friendica/friendica-addons.git
synced 2024-11-12 23:03:54 +00:00
366 lines
9.8 KiB
PHP
366 lines
9.8 KiB
PHP
<?php
|
|
|
|
/**
|
|
* This object represents a CalDAV calendar.
|
|
*
|
|
* A calendar can contain multiple TODO and or Events. These are represented
|
|
* as Sabre_CalDAV_CalendarObject objects.
|
|
*
|
|
* @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_Calendar implements Sabre_CalDAV_ICalendar, Sabre_DAV_IProperties, Sabre_DAVACL_IACL {
|
|
|
|
/**
|
|
* This is an array with calendar information
|
|
*
|
|
* @var array
|
|
*/
|
|
protected $calendarInfo;
|
|
|
|
/**
|
|
* CalDAV backend
|
|
*
|
|
* @var Sabre_CalDAV_Backend_Abstract
|
|
*/
|
|
protected $caldavBackend;
|
|
|
|
/**
|
|
* Principal backend
|
|
*
|
|
* @var Sabre_DAVACL_IPrincipalBackend
|
|
*/
|
|
protected $principalBackend;
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* @param Sabre_DAVACL_IPrincipalBackend $principalBackend
|
|
* @param Sabre_CalDAV_Backend_Abstract $caldavBackend
|
|
* @param array $calendarInfo
|
|
*/
|
|
public function __construct(Sabre_DAVACL_IPrincipalBackend $principalBackend, Sabre_CalDAV_Backend_Abstract $caldavBackend, $calendarInfo) {
|
|
|
|
$this->caldavBackend = $caldavBackend;
|
|
$this->principalBackend = $principalBackend;
|
|
$this->calendarInfo = $calendarInfo;
|
|
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns the name of the calendar
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getName() {
|
|
|
|
return $this->calendarInfo['uri'];
|
|
|
|
}
|
|
|
|
/**
|
|
* Updates properties such as the display name and description
|
|
*
|
|
* @param array $mutations
|
|
* @return array
|
|
*/
|
|
public function updateProperties($mutations) {
|
|
|
|
return $this->caldavBackend->updateCalendar($this->calendarInfo['id'],$mutations);
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns the list of properties
|
|
*
|
|
* @param array $requestedProperties
|
|
* @return array
|
|
*/
|
|
public function getProperties($requestedProperties) {
|
|
|
|
$response = array();
|
|
|
|
foreach($requestedProperties as $prop) switch($prop) {
|
|
|
|
case '{urn:ietf:params:xml:ns:caldav}supported-calendar-data' :
|
|
$response[$prop] = new Sabre_CalDAV_Property_SupportedCalendarData();
|
|
break;
|
|
case '{urn:ietf:params:xml:ns:caldav}supported-collation-set' :
|
|
$response[$prop] = new Sabre_CalDAV_Property_SupportedCollationSet();
|
|
break;
|
|
case '{DAV:}owner' :
|
|
$response[$prop] = new Sabre_DAVACL_Property_Principal(Sabre_DAVACL_Property_Principal::HREF,$this->calendarInfo['principaluri']);
|
|
break;
|
|
default :
|
|
if (isset($this->calendarInfo[$prop])) $response[$prop] = $this->calendarInfo[$prop];
|
|
break;
|
|
|
|
}
|
|
return $response;
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns a calendar object
|
|
*
|
|
* The contained calendar objects are for example Events or Todo's.
|
|
*
|
|
* @param string $name
|
|
* @return Sabre_CalDAV_ICalendarObject
|
|
*/
|
|
public function getChild($name) {
|
|
|
|
$obj = $this->caldavBackend->getCalendarObject($this->calendarInfo['id'],$name);
|
|
if (!$obj) throw new Sabre_DAV_Exception_NotFound('Calendar object not found');
|
|
return new Sabre_CalDAV_CalendarObject($this->caldavBackend,$this->calendarInfo,$obj);
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns the full list of calendar objects
|
|
*
|
|
* @return array
|
|
*/
|
|
public function getChildren() {
|
|
|
|
$objs = $this->caldavBackend->getCalendarObjects($this->calendarInfo['id']);
|
|
$children = array();
|
|
foreach($objs as $obj) {
|
|
$children[] = new Sabre_CalDAV_CalendarObject($this->caldavBackend,$this->calendarInfo,$obj);
|
|
}
|
|
return $children;
|
|
|
|
}
|
|
|
|
/**
|
|
* Checks if a child-node exists.
|
|
*
|
|
* @param string $name
|
|
* @return bool
|
|
*/
|
|
public function childExists($name) {
|
|
|
|
$obj = $this->caldavBackend->getCalendarObject($this->calendarInfo['id'],$name);
|
|
if (!$obj)
|
|
return false;
|
|
else
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
* Creates a new directory
|
|
*
|
|
* We actually block this, as subdirectories are not allowed in calendars.
|
|
*
|
|
* @param string $name
|
|
* @return void
|
|
*/
|
|
public function createDirectory($name) {
|
|
|
|
throw new Sabre_DAV_Exception_MethodNotAllowed('Creating collections in calendar objects is not allowed');
|
|
|
|
}
|
|
|
|
/**
|
|
* Creates a new file
|
|
*
|
|
* The contents of the new file must be a valid ICalendar string.
|
|
*
|
|
* @param string $name
|
|
* @param resource $calendarData
|
|
* @return string|null
|
|
*/
|
|
public function createFile($name,$calendarData = null) {
|
|
|
|
if (is_resource($calendarData)) {
|
|
$calendarData = stream_get_contents($calendarData);
|
|
}
|
|
return $this->caldavBackend->createCalendarObject($this->calendarInfo['id'],$name,$calendarData);
|
|
|
|
}
|
|
|
|
/**
|
|
* Deletes the calendar.
|
|
*
|
|
* @return void
|
|
*/
|
|
public function delete() {
|
|
|
|
$this->caldavBackend->deleteCalendar($this->calendarInfo['id']);
|
|
|
|
}
|
|
|
|
/**
|
|
* Renames the calendar. Note that most calendars use the
|
|
* {DAV:}displayname to display a name to display a name.
|
|
*
|
|
* @param string $newName
|
|
* @return void
|
|
*/
|
|
public function setName($newName) {
|
|
|
|
throw new Sabre_DAV_Exception_MethodNotAllowed('Renaming calendars is not yet supported');
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns the last modification date as a unix timestamp.
|
|
*
|
|
* @return void
|
|
*/
|
|
public function getLastModified() {
|
|
|
|
return null;
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns the owner principal
|
|
*
|
|
* This must be a url to a principal, or null if there's no owner
|
|
*
|
|
* @return string|null
|
|
*/
|
|
public function getOwner() {
|
|
|
|
return $this->calendarInfo['principaluri'];
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns a group principal
|
|
*
|
|
* This must be a url to a principal, or null if there's no owner
|
|
*
|
|
* @return string|null
|
|
*/
|
|
public 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
|
|
*/
|
|
public function getACL() {
|
|
|
|
return array(
|
|
array(
|
|
'privilege' => '{DAV:}read',
|
|
'principal' => $this->calendarInfo['principaluri'],
|
|
'protected' => true,
|
|
),
|
|
array(
|
|
'privilege' => '{DAV:}write',
|
|
'principal' => $this->calendarInfo['principaluri'],
|
|
'protected' => true,
|
|
),
|
|
array(
|
|
'privilege' => '{DAV:}read',
|
|
'principal' => $this->calendarInfo['principaluri'] . '/calendar-proxy-write',
|
|
'protected' => true,
|
|
),
|
|
array(
|
|
'privilege' => '{DAV:}write',
|
|
'principal' => $this->calendarInfo['principaluri'] . '/calendar-proxy-write',
|
|
'protected' => true,
|
|
),
|
|
array(
|
|
'privilege' => '{DAV:}read',
|
|
'principal' => $this->calendarInfo['principaluri'] . '/calendar-proxy-read',
|
|
'protected' => true,
|
|
),
|
|
array(
|
|
'privilege' => '{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}read-free-busy',
|
|
'principal' => '{DAV:}authenticated',
|
|
'protected' => true,
|
|
),
|
|
|
|
);
|
|
|
|
}
|
|
|
|
/**
|
|
* Updates the ACL
|
|
*
|
|
* This method will receive a list of new ACE's.
|
|
*
|
|
* @param array $acl
|
|
* @return void
|
|
*/
|
|
public function setACL(array $acl) {
|
|
|
|
throw new Sabre_DAV_Exception_MethodNotAllowed('Changing ACL is not yet supported');
|
|
|
|
}
|
|
|
|
/**
|
|
* 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
|
|
*/
|
|
public function getSupportedPrivilegeSet() {
|
|
|
|
$default = Sabre_DAVACL_Plugin::getDefaultSupportedPrivilegeSet();
|
|
|
|
// We need to inject 'read-free-busy' in the tree, aggregated under
|
|
// {DAV:}read.
|
|
foreach($default['aggregates'] as &$agg) {
|
|
|
|
if ($agg['privilege'] !== '{DAV:}read') continue;
|
|
|
|
$agg['aggregates'][] = array(
|
|
'privilege' => '{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}read-free-busy',
|
|
);
|
|
|
|
}
|
|
return $default;
|
|
|
|
}
|
|
|
|
/**
|
|
* Performs a calendar-query on the contents of this calendar.
|
|
*
|
|
* The calendar-query is defined in RFC4791 : CalDAV. Using the
|
|
* calendar-query it is possible for a client to request a specific set of
|
|
* object, based on contents of iCalendar properties, date-ranges and
|
|
* iCalendar component types (VTODO, VEVENT).
|
|
*
|
|
* This method should just return a list of (relative) urls that match this
|
|
* query.
|
|
*
|
|
* The list of filters are specified as an array. The exact array is
|
|
* documented by Sabre_CalDAV_CalendarQueryParser.
|
|
*
|
|
* @param array $filters
|
|
* @return array
|
|
*/
|
|
public function calendarQuery(array $filters) {
|
|
|
|
return $this->caldavBackend->calendarQuery($this->calendarInfo['id'], $filters);
|
|
|
|
}
|
|
|
|
}
|