Sabre\CalDAV\Plugin Class Reference

CalDAV plugin. More...

Inheritance diagram for Sabre\CalDAV\Plugin:

Collaboration diagram for Sabre\CalDAV\Plugin:

Public Member Functions
	getHTTPMethods ($uri)
	Use this method to tell the server this plugin defines additional HTTP methods. More...
	getCalendarHomeForPrincipal ($principalUrl)
	Returns the path to a principal's calendar home. More...
	getFeatures ()
	Returns a list of features for the DAV: HTTP header. More...
	getPluginName ()
	Returns a plugin name. More...
	getSupportedReportSet ($uri)
	Returns a list of reports this plugin supports. More...
	initialize (DAV\Server $server)
	Initializes the plugin. More...
	report ($reportName, $report, $path)
	This functions handles REPORT requests specific to CalDAV. More...
	httpMkCalendar (RequestInterface $request, ResponseInterface $response)
	This function handles the MKCALENDAR HTTP method, which creates a new calendar. More...
	propFind (DAV\PropFind $propFind, DAV\INode $node)
	PropFind. More...
	calendarMultiGetReport ($report)
	This function handles the calendar-multiget REPORT. More...
	calendarQueryReport ($report)
	This function handles the calendar-query REPORT. More...
	beforeWriteContent ($path, DAV\IFile $node, &$data, &$modified)
	This method is triggered before a file gets updated with new content. More...
	beforeCreateFile ($path, &$data, DAV\ICollection $parentNode, &$modified)
	This method is triggered before a new file is created. More...
	getSupportedPrivilegeSet (INode $node, array &$supportedPrivilegeSet)
	This method is triggered whenever a subsystem reqeuests the privileges that are supported on a particular node. More...
	htmlActionsPanel (DAV\INode $node, &$output)
	This method is used to generate HTML output for the DAV\Browser\Plugin. More...
	httpAfterGet (RequestInterface $request, ResponseInterface $response)
	This event is triggered after GET requests. More...
	getPluginInfo ()
	Returns a bunch of meta-data about the plugin. More...
Public Member Functions inherited from Sabre\DAV\ServerPlugin
	initialize (Server $server)
	This initializes the plugin. More...
	getFeatures ()
	This method should return a list of server-features. More...
	getHTTPMethods ($path)
	Use this method to tell the server this plugin defines additional HTTP methods. More...
	getPluginName ()
	Returns a plugin name. More...
	getSupportedReportSet ($uri)
	Returns a list of reports this plugin supports. More...
	getPluginInfo ()
	Returns a bunch of meta-data about the plugin. More...

Data Fields
const	NS_CALDAV = 'urn:ietf:params:xml:ns:caldav'
	This is the official CalDAV namespace. More...
const	NS_CALENDARSERVER = 'http://calendarserver.org/ns/'
	This is the namespace for the proprietary calendarserver extensions. More...
const	CALENDAR_ROOT = 'calendars'
	The hardcoded root for calendar objects. More...

Protected Member Functions
	freeBusyQueryReport (Xml\Request\FreeBusyQueryReport $report)
	This method is responsible for parsing the request and generating the response for the CALDAV:free-busy-query REPORT. More...
	validateICalendar (&$data, $path, &$modified, RequestInterface $request, ResponseInterface $response, $isNew)
	Checks if the submitted iCalendar data is in fact, valid. More...

Protected Attributes
	$server
	$maxResourceSize = 10000000
	The default PDO storage uses a MySQL MEDIUMBLOB for iCalendar data, which can hold up to 2^24 = 16777216 bytes. More...

Detailed Description

CalDAV plugin.

This plugin provides functionality added by CalDAV (RFC 4791) It implements new reports, and the MKCALENDAR method.

Copyright

Copyright (C) fruux GmbH (https://fruux.com/)

Author

Evert Pot (http://evertpot.com/) @license http://sabre.io/license/ Modified BSD License

Definition at line 28 of file Plugin.php.

Member Function Documentation

beforeCreateFile()

Sabre\CalDAV\Plugin::beforeCreateFile	(		$path,
		&	$data,
		DAV\ICollection	$parentNode,
		&	$modified
	)

This method is triggered before a new file is created.

This plugin uses this method to ensure that newly created calendar objects contain valid calendar data.

Parameters

string	$path
resource	$data
DAV\ICollection	$parentNode
bool	$modified	Should be set to true, if this event handler changed &$data.

Returns

void

Definition at line 790 of file Plugin.php.

                                                                                      {
 
        if (!$parentNode instanceof ICalendar)
            return;
 
        $this->validateICalendar(
            $data,
            $path,
            $modified,
            $this->server->httpRequest,
            $this->server->httpResponse,
            true
        );
 
    }

References $data, $path, and Sabre\CalDAV\Plugin\validateICalendar().

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beforeWriteContent()

Sabre\CalDAV\Plugin::beforeWriteContent	(		$path,
		DAV\IFile	$node,
		&	$data,
		&	$modified
	)

This method is triggered before a file gets updated with new content.

This plugin uses this method to ensure that CalDAV objects receive valid calendar data.

Parameters

string	$path
DAV\IFile	$node
resource	$data
bool	$modified	Should be set to true, if this event handler changed &$data.

Returns

void

Definition at line 752 of file Plugin.php.

                                                                            {
 
        if (!$node instanceof ICalendarObject)
            return;
 
        // We're onyl interested in ICalendarObject nodes that are inside of a
        // real calendar. This is to avoid triggering validation and scheduling
        // for non-calendars (such as an inbox).
        list($parent) = Uri\split($path);
        $parentNode = $this->server->tree->getNodeForPath($parent);
 
        if (!$parentNode instanceof ICalendar)
            return;
 
        $this->validateICalendar(
            $data,
            $path,
            $modified,
            $this->server->httpRequest,
            $this->server->httpResponse,
            false
        );
 
    }

References $data, $path, Sabre\Uri\split(), and Sabre\CalDAV\Plugin\validateICalendar().

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calendarMultiGetReport()

Sabre\CalDAV\Plugin::calendarMultiGetReport

(

$report

)

This function handles the calendar-multiget REPORT.

This report is used by the client to fetch the content of a series of urls. Effectively avoiding a lot of redundant requests.

Parameters

CalendarMultiGetReport

$report

Returns

void

Definition at line 435 of file Plugin.php.

                                             {
 
        $needsJson = $report->contentType === 'application/calendar+json';
 
        $timeZones = [];
        $propertyList = [];
 
        $paths = array_map(
            [$this->server, 'calculateUri'],
            $report->hrefs
        );
 
        foreach ($this->server->getPropertiesForMultiplePaths($paths, $report->properties) as $uri => $objProps) {
 
            if (($needsJson || $report->expand) && isset($objProps[200]['{' . self::NS_CALDAV . '}calendar-data'])) {
                $vObject = VObject\Reader::read($objProps[200]['{' . self::NS_CALDAV . '}calendar-data']);
 
                if ($report->expand) {
                    // We're expanding, and for that we need to figure out the
                    // calendar's timezone.
                    list($calendarPath) = Uri\split($uri);
                    if (!isset($timeZones[$calendarPath])) {
                        // Checking the calendar-timezone property.
                        $tzProp = '{' . self::NS_CALDAV . '}calendar-timezone';
                        $tzResult = $this->server->getProperties($calendarPath, [$tzProp]);
                        if (isset($tzResult[$tzProp])) {
                            // This property contains a VCALENDAR with a single
                            // VTIMEZONE.
                            $vtimezoneObj = VObject\Reader::read($tzResult[$tzProp]);
                            $timeZone = $vtimezoneObj->VTIMEZONE->getTimeZone();
                        } else {
                            // Defaulting to UTC.
                            $timeZone = new DateTimeZone('UTC');
                        }
                        $timeZones[$calendarPath] = $timeZone;
                    }
 
                    $vObject = $vObject->expand($report->expand['start'], $report->expand['end'], $timeZones[$calendarPath]);
                }
                if ($needsJson) {
                    $objProps[200]['{' . self::NS_CALDAV . '}calendar-data'] = json_encode($vObject->jsonSerialize());
                } else {
                    $objProps[200]['{' . self::NS_CALDAV . '}calendar-data'] = $vObject->serialize();
                }
                // Destroy circular references so PHP will garbage collect the
                // object.
                $vObject->destroy();
            }
 
            $propertyList[] = $objProps;
 
        }
 
        $prefer = $this->server->getHTTPPrefer();
 
        $this->server->httpResponse->setStatus(207);
        $this->server->httpResponse->setHeader('Content-Type', 'application/xml; charset=utf-8');
        $this->server->httpResponse->setHeader('Vary', 'Brief,Prefer');
        $this->server->httpResponse->setBody($this->server->generateMultiStatus($propertyList, $prefer['return'] === 'minimal'));
 
    }

References $paths, $timeZone, Sabre\VObject\Reader\read(), and Sabre\Uri\split().

Referenced by Sabre\CalDAV\Plugin\report().

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calendarQueryReport()

Sabre\CalDAV\Plugin::calendarQueryReport

(

$report

)

This function handles the calendar-query REPORT.

This report is used by clients to request calendar objects based on complex conditions.

Parameters

Xml\Request\CalendarQueryReport

$report

Returns

void

Definition at line 506 of file Plugin.php.

                                          {
 
        $path = $this->server->getRequestUri();
 
        $needsJson = $report->contentType === 'application/calendar+json';
 
        $node = $this->server->tree->getNodeForPath($this->server->getRequestUri());
        $depth = $this->server->getHTTPDepth(0);
 
        // The default result is an empty array
        $result = [];
 
        $calendarTimeZone = null;
        if ($report->expand) {
            // We're expanding, and for that we need to figure out the
            // calendar's timezone.
            $tzProp = '{' . self::NS_CALDAV . '}calendar-timezone';
            $tzResult = $this->server->getProperties($path, [$tzProp]);
            if (isset($tzResult[$tzProp])) {
                // This property contains a VCALENDAR with a single
                // VTIMEZONE.
                $vtimezoneObj = VObject\Reader::read($tzResult[$tzProp]);
                $calendarTimeZone = $vtimezoneObj->VTIMEZONE->getTimeZone();
 
                // Destroy circular references so PHP will garbage collect the
                // object.
                $vtimezoneObj->destroy();
            } else {
                // Defaulting to UTC.
                $calendarTimeZone = new DateTimeZone('UTC');
            }
        }
 
        // The calendarobject was requested directly. In this case we handle
        // this locally.
        if ($depth == 0 && $node instanceof ICalendarObject) {
 
            $requestedCalendarData = true;
            $requestedProperties = $report->properties;
 
            if (!in_array('{urn:ietf:params:xml:ns:caldav}calendar-data', $requestedProperties)) {
 
                // We always retrieve calendar-data, as we need it for filtering.
                $requestedProperties[] = '{urn:ietf:params:xml:ns:caldav}calendar-data';
 
                // If calendar-data wasn't explicitly requested, we need to remove
                // it after processing.
                $requestedCalendarData = false;
            }
 
            $properties = $this->server->getPropertiesForPath(
                $path,
                $requestedProperties,
                0
            );
 
            // This array should have only 1 element, the first calendar
            // object.
            $properties = current($properties);
 
            // If there wasn't any calendar-data returned somehow, we ignore
            // this.
            if (isset($properties[200]['{urn:ietf:params:xml:ns:caldav}calendar-data'])) {
 
                $validator = new CalendarQueryValidator();
 
                $vObject = VObject\Reader::read($properties[200]['{urn:ietf:params:xml:ns:caldav}calendar-data']);
                if ($validator->validate($vObject, $report->filters)) {
 
                    // If the client didn't require the calendar-data property,
                    // we won't give it back.
                    if (!$requestedCalendarData) {
                        unset($properties[200]['{urn:ietf:params:xml:ns:caldav}calendar-data']);
                    } else {
 
 
                        if ($report->expand) {
                            $vObject = $vObject->expand($report->expand['start'], $report->expand['end'], $calendarTimeZone);
                        }
                        if ($needsJson) {
                            $properties[200]['{' . self::NS_CALDAV . '}calendar-data'] = json_encode($vObject->jsonSerialize());
                        } elseif ($report->expand) {
                            $properties[200]['{' . self::NS_CALDAV . '}calendar-data'] = $vObject->serialize();
                        }
                    }
 
                    $result = [$properties];
 
                }
                // Destroy circular references so PHP will garbage collect the
                // object.
                $vObject->destroy();
 
            }
 
        }
 
        if ($node instanceof ICalendarObjectContainer && $depth === 0) {
 
            if (strpos($this->server->httpRequest->getHeader('User-Agent'), 'MSFT-') === 0) {
                // Microsoft clients incorrectly supplied depth as 0, when it actually
                // should have set depth to 1. We're implementing a workaround here
                // to deal with this.
                //
                // This targets at least the following clients:
                //   Windows 10
                //   Windows Phone 8, 10
                $depth = 1;
            } else {
                throw new BadRequest('A calendar-query REPORT on a calendar with a Depth: 0 is undefined. Set Depth to 1');
            }
 
        }
 
        // If we're dealing with a calendar, the calendar itself is responsible
        // for the calendar-query.
        if ($node instanceof ICalendarObjectContainer && $depth == 1) {
 
            $nodePaths = $node->calendarQuery($report->filters);
 
            foreach ($nodePaths as $path) {
 
                list($properties) =
                    $this->server->getPropertiesForPath($this->server->getRequestUri() . '/' . $path, $report->properties);
 
                if (($needsJson || $report->expand)) {
                    $vObject = VObject\Reader::read($properties[200]['{' . self::NS_CALDAV . '}calendar-data']);
 
                    if ($report->expand) {
                        $vObject = $vObject->expand($report->expand['start'], $report->expand['end'], $calendarTimeZone);
                    }
 
                    if ($needsJson) {
                        $properties[200]['{' . self::NS_CALDAV . '}calendar-data'] = json_encode($vObject->jsonSerialize());
                    } else {
                        $properties[200]['{' . self::NS_CALDAV . '}calendar-data'] = $vObject->serialize();
                    }
 
                    // Destroy circular references so PHP will garbage collect the
                    // object.
                    $vObject->destroy();
                }
                $result[] = $properties;
 
            }
 
        }
 
        $prefer = $this->server->getHTTPPrefer();
 
        $this->server->httpResponse->setStatus(207);
        $this->server->httpResponse->setHeader('Content-Type', 'application/xml; charset=utf-8');
        $this->server->httpResponse->setHeader('Vary', 'Brief,Prefer');
        $this->server->httpResponse->setBody($this->server->generateMultiStatus($result, $prefer['return'] === 'minimal'));
 
    }

References $path, $result, and Sabre\VObject\Reader\read().

Referenced by Sabre\CalDAV\Plugin\report().

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freeBusyQueryReport()

Sabre\CalDAV\Plugin::freeBusyQueryReport ( Xml\Request\FreeBusyQueryReport  $report )

protected

This method is responsible for parsing the request and generating the response for the CALDAV:free-busy-query REPORT.

Parameters

Xml\Request\FreeBusyQueryReport

$report

Returns

void

Definition at line 670 of file Plugin.php.

                                                                                    {
 
        $uri = $this->server->getRequestUri();
 
        $acl = $this->server->getPlugin('acl');
        if ($acl) {
            $acl->checkPrivileges($uri, '{' . self::NS_CALDAV . '}read-free-busy');
        }
 
        $calendar = $this->server->tree->getNodeForPath($uri);
        if (!$calendar instanceof ICalendar) {
            throw new DAV\Exception\NotImplemented('The free-busy-query REPORT is only implemented on calendars');
        }
 
        $tzProp = '{' . self::NS_CALDAV . '}calendar-timezone';
 
        // Figuring out the default timezone for the calendar, for floating
        // times.
        $calendarProps = $this->server->getProperties($uri, [$tzProp]);
 
        if (isset($calendarProps[$tzProp])) {
            $vtimezoneObj = VObject\Reader::read($calendarProps[$tzProp]);
            $calendarTimeZone = $vtimezoneObj->VTIMEZONE->getTimeZone();
            // Destroy circular references so PHP will garbage collect the object.
            $vtimezoneObj->destroy();
        } else {
            $calendarTimeZone = new DateTimeZone('UTC');
        }
 
        // Doing a calendar-query first, to make sure we get the most
        // performance.
        $urls = $calendar->calendarQuery([
            'name'         => 'VCALENDAR',
            'comp-filters' => [
                [
                    'name'           => 'VEVENT',
                    'comp-filters'   => [],
                    'prop-filters'   => [],
                    'is-not-defined' => false,
                    'time-range'     => [
                        'start' => $report->start,
                        'end'   => $report->end,
                    ],
                ],
            ],
            'prop-filters'   => [],
            'is-not-defined' => false,
            'time-range'     => null,
        ]);
 
        $objects = array_map(function($url) use ($calendar) {
            $obj = $calendar->getChild($url)->get();
            return $obj;
        }, $urls);
 
        $generator = new VObject\FreeBusyGenerator();
        $generator->setObjects($objects);
        $generator->setTimeRange($report->start, $report->end);
        $generator->setTimeZone($calendarTimeZone);
        $result = $generator->getResult();
        $result = $result->serialize();
 
        $this->server->httpResponse->setStatus(200);
        $this->server->httpResponse->setHeader('Content-Type', 'text/calendar');
        $this->server->httpResponse->setHeader('Content-Length', strlen($result));
        $this->server->httpResponse->setBody($result);
 
    }

References $calendar, $result, $url, $urls, and Sabre\VObject\Reader\read().

Referenced by Sabre\CalDAV\Plugin\report().

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getCalendarHomeForPrincipal()

Sabre\CalDAV\Plugin::getCalendarHomeForPrincipal

(

$principalUrl

)

Returns the path to a principal's calendar home.

The return url must not end with a slash. This function should return null in case a principal did not have a calendar home.

Parameters

string

$principalUrl

Returns

string

Definition at line 99 of file Plugin.php.

                                                        {
 
        // The default behavior for most sabre/dav servers is that there is a
        // principals root node, which contains users directly under it.
        //
        // This function assumes that there are two components in a principal
        // path. If there's more, we don't return a calendar home. This
        // excludes things like the calendar-proxy-read principal (which it
        // should).
        $parts = explode('/', trim($principalUrl, '/'));
        if (count($parts) !== 2) return;
        if ($parts[0] !== 'principals') return;
 
        return self::CALENDAR_ROOT . '/' . $parts[1];
 
    }

Referenced by Sabre\CalDAV\Plugin\propFind().

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getFeatures()

Sabre\CalDAV\Plugin::getFeatures

(

)

Returns a list of features for the DAV: HTTP header.

Returns

array

Reimplemented from Sabre\DAV\ServerPlugin.

Definition at line 121 of file Plugin.php.

                           {
 
        return ['calendar-access', 'calendar-proxy'];
 
    }

getHTTPMethods()

Sabre\CalDAV\Plugin::getHTTPMethods

(

$uri

)

Use this method to tell the server this plugin defines additional HTTP methods.

This method is passed a uri. It should only return HTTP methods that are available for the specified uri.

Parameters

string

$uri

Returns

array

Reimplemented from Sabre\DAV\ServerPlugin.

Definition at line 70 of file Plugin.php.

                                  {
 
        // The MKCALENDAR is only available on unmapped uri's, whose
        // parents extend IExtendedCollection
        list($parent, $name) = Uri\split($uri);
 
        $node = $this->server->tree->getNodeForPath($parent);
 
        if ($node instanceof DAV\IExtendedCollection) {
            try {
                $node->getChild($name);
            } catch (DAV\Exception\NotFound $e) {
                return ['MKCALENDAR'];
            }
        }
        return [];
 
    }

References $name, and Sabre\Uri\split().

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getPluginInfo()

Sabre\CalDAV\Plugin::getPluginInfo

(

)

Returns a bunch of meta-data about the plugin.

Providing this information is optional, and is mainly displayed by the Browser plugin.

The description key in the returned array may contain html and will not be sanitized.

Returns

array

Reimplemented from Sabre\DAV\ServerPlugin.

Definition at line 1058 of file Plugin.php.

                             {
 
        return [
            'name'        => $this->getPluginName(),
            'description' => 'Adds support for CalDAV (rfc4791)',
            'link'        => 'http://sabre.io/dav/caldav/',
        ];
 
    }

References Sabre\CalDAV\Plugin\getPluginName().

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getPluginName()

Sabre\CalDAV\Plugin::getPluginName

(

)

Returns a plugin name.

Using this name other plugins will be able to access other plugins using DAV\Server::getPlugin

Returns

string

Reimplemented from Sabre\DAV\ServerPlugin.

Definition at line 135 of file Plugin.php.

                             {
 
        return 'caldav';
 
    }

Referenced by Sabre\CalDAV\Plugin\getPluginInfo(), Sabre\CalDAV\Schedule\Plugin\getPluginInfo(), and Sabre\CalDAV\Subscriptions\Plugin\getPluginInfo().

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getSupportedPrivilegeSet()

Sabre\CalDAV\Plugin::getSupportedPrivilegeSet	(	INode	$node,
		array &	$supportedPrivilegeSet
	)

This method is triggered whenever a subsystem reqeuests the privileges that are supported on a particular node.

Parameters

INode	$node
array	$supportedPrivilegeSet

Definition at line 970 of file Plugin.php.

                                                                                  {
 
        if ($node instanceof ICalendar) {
            $supportedPrivilegeSet['{DAV:}read']['aggregates']['{' . self::NS_CALDAV . '}read-free-busy'] = [
                'abstract'   => false,
                'aggregates' => [],
            ];
        }
    }

getSupportedReportSet()

Sabre\CalDAV\Plugin::getSupportedReportSet

(

$uri

)

Returns a list of reports this plugin supports.

This will be used in the {DAV:}supported-report-set property. Note that you still need to subscribe to the 'report' event to actually implement them

Parameters

string

$uri

Returns

array

Reimplemented from Sabre\DAV\ServerPlugin.

Definition at line 151 of file Plugin.php.

                                         {
 
        $node = $this->server->tree->getNodeForPath($uri);
 
        $reports = [];
        if ($node instanceof ICalendarObjectContainer || $node instanceof ICalendarObject) {
            $reports[] = '{' . self::NS_CALDAV . '}calendar-multiget';
            $reports[] = '{' . self::NS_CALDAV . '}calendar-query';
        }
        if ($node instanceof ICalendar) {
            $reports[] = '{' . self::NS_CALDAV . '}free-busy-query';
        }
        // iCal has a bug where it assumes that sync support is enabled, only
        // if we say we support it on the calendar-home, even though this is
        // not actually the case.
        if ($node instanceof CalendarHome && $this->server->getPlugin('sync')) {
            $reports[] = '{DAV:}sync-collection';
        }
        return $reports;
 
    }

htmlActionsPanel()

Sabre\CalDAV\Plugin::htmlActionsPanel	(	DAV\INode	$node,
		&	$output
	)

This method is used to generate HTML output for the DAV\Browser\Plugin.

This allows us to generate an interface users can use to create new calendars.

Parameters

DAV\INode	$node
string	$output

Returns

bool

Definition at line 989 of file Plugin.php.

                                                         {
 
        if (!$node instanceof CalendarHome)
            return;
 
        $output .= '<tr><td colspan="2"><form method="post" action="">
            <h3>Create new calendar</h3>
            <input type="hidden" name="sabreAction" value="mkcol" />
            <input type="hidden" name="resourceType" value="{DAV:}collection,{' . self::NS_CALDAV . '}calendar" />
            <label>Name (uri):</label> <input type="text" name="name" /><br />
            <label>Display name:</label> <input type="text" name="{DAV:}displayname" /><br />
            <input type="submit" value="create" />
            </form>
            </td></tr>';
 
        return false;
 
    }

References Sabre\VObject\$output.

httpAfterGet()

Sabre\CalDAV\Plugin::httpAfterGet	(	RequestInterface	$request,
		ResponseInterface	$response
	)

This event is triggered after GET requests.

This is used to transform data into jCal, if this was requested.

Parameters

RequestInterface	$request
ResponseInterface	$response

Returns

void

Definition at line 1017 of file Plugin.php.

                                                                                  {
 
        if (strpos($response->getHeader('Content-Type'), 'text/calendar') === false) {
            return;
        }
 
        $result = HTTP\Util::negotiate(
            $request->getHeader('Accept'),
            ['text/calendar', 'application/calendar+json']
        );
 
        if ($result !== 'application/calendar+json') {
            // Do nothing
            return;
        }
 
        // Transforming.
        $vobj = VObject\Reader::read($response->getBody());
 
        $jsonBody = json_encode($vobj->jsonSerialize());
        $response->setBody($jsonBody);
 
        // Destroy circular references so PHP will garbage collect the object.
        $vobj->destroy();
 
        $response->setHeader('Content-Type', 'application/calendar+json');
        $response->setHeader('Content-Length', strlen($jsonBody));
 
    }

References $request, $response, $result, $vobj, Sabre\HTTP\Util\negotiate(), and Sabre\VObject\Reader\read().

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httpMkCalendar()

Sabre\CalDAV\Plugin::httpMkCalendar	(	RequestInterface	$request,
		ResponseInterface	$response
	)

This function handles the MKCALENDAR HTTP method, which creates a new calendar.

Parameters

RequestInterface	$request
ResponseInterface	$response

Returns

bool

Definition at line 270 of file Plugin.php.

                                                                                    {
 
        $body = $request->getBodyAsString();
        $path = $request->getPath();
 
        $properties = [];
 
        if ($body) {
 
            try {
                $mkcalendar = $this->server->xml->expect(
                    '{urn:ietf:params:xml:ns:caldav}mkcalendar',
                    $body
                );
            } catch (\Sabre\Xml\ParseException $e) {
                throw new BadRequest($e->getMessage(), null, $e);
            }
            $properties = $mkcalendar->getProperties();
 
        }
 
        // iCal abuses MKCALENDAR since iCal 10.9.2 to create server-stored
        // subscriptions. Before that it used MKCOL which was the correct way
        // to do this.
        //
        // If the body had a {DAV:}resourcetype, it means we stumbled upon this
        // request, and we simply use it instead of the pre-defined list.
        if (isset($properties['{DAV:}resourcetype'])) {
            $resourceType = $properties['{DAV:}resourcetype']->getValue();
        } else {
            $resourceType = ['{DAV:}collection','{urn:ietf:params:xml:ns:caldav}calendar'];
        }
 
        $this->server->createCollection($path, new MkCol($resourceType, $properties));
 
        $response->setStatus(201);
        $response->setHeader('Content-Length', 0);
 
        // This breaks the method chain.
        return false;
    }

References $path, $request, and $response.

initialize()

Sabre\CalDAV\Plugin::initialize

(

DAV\Server

$server

)

Initializes the plugin.

Parameters

DAV\Server

$server

Returns

void

Definition at line 179 of file Plugin.php.

                                            {
 
        $this->server = $server;
 
        $server->on('method:MKCALENDAR',   [$this, 'httpMkCalendar']);
        $server->on('report',              [$this, 'report']);
        $server->on('propFind',            [$this, 'propFind']);
        $server->on('onHTMLActionsPanel',  [$this, 'htmlActionsPanel']);
        $server->on('beforeCreateFile',    [$this, 'beforeCreateFile']);
        $server->on('beforeWriteContent',  [$this, 'beforeWriteContent']);
        $server->on('afterMethod:GET',     [$this, 'httpAfterGET']);
        $server->on('getSupportedPrivilegeSet', [$this, 'getSupportedPrivilegeSet']);
 
        $server->xml->namespaceMap[self::NS_CALDAV] = 'cal';
        $server->xml->namespaceMap[self::NS_CALENDARSERVER] = 'cs';
 
        $server->xml->elementMap['{' . self::NS_CALDAV . '}supported-calendar-component-set'] = 'Sabre\\CalDAV\\Xml\\Property\\SupportedCalendarComponentSet';
        $server->xml->elementMap['{' . self::NS_CALDAV . '}calendar-query'] = 'Sabre\\CalDAV\\Xml\\Request\\CalendarQueryReport';
        $server->xml->elementMap['{' . self::NS_CALDAV . '}calendar-multiget'] = 'Sabre\\CalDAV\\Xml\\Request\\CalendarMultiGetReport';
        $server->xml->elementMap['{' . self::NS_CALDAV . '}free-busy-query'] = 'Sabre\\CalDAV\\Xml\\Request\\FreeBusyQueryReport';
        $server->xml->elementMap['{' . self::NS_CALDAV . '}mkcalendar'] = 'Sabre\\CalDAV\\Xml\\Request\\MkCalendar';
        $server->xml->elementMap['{' . self::NS_CALDAV . '}schedule-calendar-transp'] = 'Sabre\\CalDAV\\Xml\\Property\\ScheduleCalendarTransp';
        $server->xml->elementMap['{' . self::NS_CALDAV . '}supported-calendar-component-set'] = 'Sabre\\CalDAV\\Xml\\Property\\SupportedCalendarComponentSet';
 
        $server->resourceTypeMapping['\\Sabre\\CalDAV\\ICalendar'] = '{urn:ietf:params:xml:ns:caldav}calendar';
 
        $server->resourceTypeMapping['\\Sabre\\CalDAV\\Principal\\IProxyRead'] = '{http://calendarserver.org/ns/}calendar-proxy-read';
        $server->resourceTypeMapping['\\Sabre\\CalDAV\\Principal\\IProxyWrite'] = '{http://calendarserver.org/ns/}calendar-proxy-write';
 
        array_push($server->protectedProperties,
 
            '{' . self::NS_CALDAV . '}supported-calendar-component-set',
            '{' . self::NS_CALDAV . '}supported-calendar-data',
            '{' . self::NS_CALDAV . '}max-resource-size',
            '{' . self::NS_CALDAV . '}min-date-time',
            '{' . self::NS_CALDAV . '}max-date-time',
            '{' . self::NS_CALDAV . '}max-instances',
            '{' . self::NS_CALDAV . '}max-attendees-per-instance',
            '{' . self::NS_CALDAV . '}calendar-home-set',
            '{' . self::NS_CALDAV . '}supported-collation-set',
            '{' . self::NS_CALDAV . '}calendar-data',
 
            // CalendarServer extensions
            '{' . self::NS_CALENDARSERVER . '}getctag',
            '{' . self::NS_CALENDARSERVER . '}calendar-proxy-read-for',
            '{' . self::NS_CALENDARSERVER . '}calendar-proxy-write-for'
 
        );
 
        if ($aclPlugin = $server->getPlugin('acl')) {
            $aclPlugin->principalSearchPropertySet['{' . self::NS_CALDAV . '}calendar-user-address-set'] = 'Calendar address';
        }
    }

References $aclPlugin, Sabre\CalDAV\Plugin\$server, Sabre\CalDAV\Plugin\NS_CALDAV, and Sabre\CalDAV\Plugin\NS_CALENDARSERVER.

propFind()

Sabre\CalDAV\Plugin::propFind	(	DAV\PropFind	$propFind,
		DAV\INode	$node
	)

PropFind.

This method handler is invoked before any after properties for a resource are fetched. This allows us to add in any CalDAV specific properties.

Parameters

DAV\PropFind	$propFind
DAV\INode	$node

Returns

void

Definition at line 323 of file Plugin.php.

                                                               {
 
        $ns = '{' . self::NS_CALDAV . '}';
 
        if ($node instanceof ICalendarObjectContainer) {
 
            $propFind->handle($ns . 'max-resource-size', $this->maxResourceSize);
            $propFind->handle($ns . 'supported-calendar-data', function() {
                return new Xml\Property\SupportedCalendarData();
            });
            $propFind->handle($ns . 'supported-collation-set', function() {
                return new Xml\Property\SupportedCollationSet();
            });
 
        }
 
        if ($node instanceof DAVACL\IPrincipal) {
 
            $principalUrl = $node->getPrincipalUrl();
 
            $propFind->handle('{' . self::NS_CALDAV . '}calendar-home-set', function() use ($principalUrl) {
 
                $calendarHomePath = $this->getCalendarHomeForPrincipal($principalUrl);
                if (is_null($calendarHomePath)) return null;
                return new LocalHref($calendarHomePath . '/');
 
            });
            // The calendar-user-address-set property is basically mapped to
            // the {DAV:}alternate-URI-set property.
            $propFind->handle('{' . self::NS_CALDAV . '}calendar-user-address-set', function() use ($node) {
                $addresses = $node->getAlternateUriSet();
                $addresses[] = $this->server->getBaseUri() . $node->getPrincipalUrl() . '/';
                return new LocalHref($addresses);
            });
            // For some reason somebody thought it was a good idea to add
            // another one of these properties. We're supporting it too.
            $propFind->handle('{' . self::NS_CALENDARSERVER . '}email-address-set', function() use ($node) {
                $addresses = $node->getAlternateUriSet();
                $emails = [];
                foreach ($addresses as $address) {
                    if (substr($address, 0, 7) === 'mailto:') {
                        $emails[] = substr($address, 7);
                    }
                }
                return new Xml\Property\EmailAddressSet($emails);
            });
 
            // These two properties are shortcuts for ical to easily find
            // other principals this principal has access to.
            $propRead = '{' . self::NS_CALENDARSERVER . '}calendar-proxy-read-for';
            $propWrite = '{' . self::NS_CALENDARSERVER . '}calendar-proxy-write-for';
 
            if ($propFind->getStatus($propRead) === 404 || $propFind->getStatus($propWrite) === 404) {
 
                $aclPlugin = $this->server->getPlugin('acl');
                $membership = $aclPlugin->getPrincipalMembership($propFind->getPath());
                $readList = [];
                $writeList = [];
 
                foreach ($membership as $group) {
 
                    $groupNode = $this->server->tree->getNodeForPath($group);
 
                    $listItem = Uri\split($group)[0] . '/';
 
                    // If the node is either ap proxy-read or proxy-write
                    // group, we grab the parent principal and add it to the
                    // list.
                    if ($groupNode instanceof Principal\IProxyRead) {
                        $readList[] = $listItem;
                    }
                    if ($groupNode instanceof Principal\IProxyWrite) {
                        $writeList[] = $listItem;
                    }
 
                }
 
                $propFind->set($propRead, new LocalHref($readList));
                $propFind->set($propWrite, new LocalHref($writeList));
 
            }
 
        } // instanceof IPrincipal
 
        if ($node instanceof ICalendarObject) {
 
            // The calendar-data property is not supposed to be a 'real'
            // property, but in large chunks of the spec it does act as such.
            // Therefore we simply expose it as a property.
            $propFind->handle('{' . self::NS_CALDAV . '}calendar-data', function() use ($node) {
                $val = $node->get();
                if (is_resource($val))
                    $val = stream_get_contents($val);
 
                // Taking out \r to not screw up the xml output
                return str_replace("\r", "", $val);
 
            });
 
        }
 
    }

References $aclPlugin, Sabre\CalDAV\Plugin\getCalendarHomeForPrincipal(), and Sabre\Uri\split().

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report()

Sabre\CalDAV\Plugin::report	(		$reportName,
			$report,
			$path
	)

This functions handles REPORT requests specific to CalDAV.

Parameters

string	$reportName
mixed	$report
mixed	$path

Returns

bool

Definition at line 241 of file Plugin.php.

                                                 {
 
        switch ($reportName) {
            case '{' . self::NS_CALDAV . '}calendar-multiget' :
                $this->server->transactionType = 'report-calendar-multiget';
                $this->calendarMultiGetReport($report);
                return false;
            case '{' . self::NS_CALDAV . '}calendar-query' :
                $this->server->transactionType = 'report-calendar-query';
                $this->calendarQueryReport($report);
                return false;
            case '{' . self::NS_CALDAV . '}free-busy-query' :
                $this->server->transactionType = 'report-free-busy-query';
                $this->freeBusyQueryReport($report);
                return false;
 
        }
 
 
    }

References Sabre\CalDAV\Plugin\calendarMultiGetReport(), Sabre\CalDAV\Plugin\calendarQueryReport(), and Sabre\CalDAV\Plugin\freeBusyQueryReport().

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validateICalendar()

Sabre\CalDAV\Plugin::validateICalendar ( &  $data,   $path, &  $modified, RequestInterface  $request, ResponseInterface  $response,   $isNew  )

protected

Checks if the submitted iCalendar data is in fact, valid.

An exception is thrown if it's not.

Parameters

resource | string	$data
string	$path
bool	$modified	Should be set to true, if this event handler changed &$data.
RequestInterface	$request	The http request.
ResponseInterface	$response	The http response.
bool	$isNew	Is the item a new one, or an update.

Returns

void

Definition at line 820 of file Plugin.php.

                                                                                                                                    {
 
        // If it's a stream, we convert it to a string first.
        if (is_resource($data)) {
            $data = stream_get_contents($data);
        }
 
        $before = $data;
 
        try {
 
            // If the data starts with a [, we can reasonably assume we're dealing
            // with a jCal object.
            if (substr($data, 0, 1) === '[') {
                $vobj = VObject\Reader::readJson($data);
 
                // Converting $data back to iCalendar, as that's what we
                // technically support everywhere.
                $data = $vobj->serialize();
                $modified = true;
            } else {
                $vobj = VObject\Reader::read($data);
            }
 
        } catch (VObject\ParseException $e) {
 
            throw new DAV\Exception\UnsupportedMediaType('This resource only supports valid iCalendar 2.0 data. Parse error: ' . $e->getMessage());
 
        }
 
        if ($vobj->name !== 'VCALENDAR') {
            throw new DAV\Exception\UnsupportedMediaType('This collection can only support iCalendar objects.');
        }
 
        $sCCS = '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set';
 
        // Get the Supported Components for the target calendar
        list($parentPath) = Uri\split($path);
        $calendarProperties = $this->server->getProperties($parentPath, [$sCCS]);
 
        if (isset($calendarProperties[$sCCS])) {
            $supportedComponents = $calendarProperties[$sCCS]->getValue();
        } else {
            $supportedComponents = ['VJOURNAL', 'VTODO', 'VEVENT'];
        }
 
        $foundType = null;
 
        foreach ($vobj->getComponents() as $component) {
            switch ($component->name) {
                case 'VTIMEZONE' :
                    continue 2;
                case 'VEVENT' :
                case 'VTODO' :
                case 'VJOURNAL' :
                    $foundType = $component->name;
                    break;
            }
 
        }
 
        if (!$foundType || !in_array($foundType, $supportedComponents)) {
            throw new Exception\InvalidComponentType('iCalendar objects must at least have a component of type ' . implode(', ', $supportedComponents));
        }
 
        $options = VObject\Node::PROFILE_CALDAV;
        $prefer = $this->server->getHTTPPrefer();
 
        if ($prefer['handling'] !== 'strict') {
            $options |= VObject\Node::REPAIR;
        }
 
        $messages = $vobj->validate($options);
 
        $highestLevel = 0;
        $warningMessage = null;
 
        // $messages contains a list of problems with the vcard, along with
        // their severity.
        foreach ($messages as $message) {
 
            if ($message['level'] > $highestLevel) {
                // Recording the highest reported error level.
                $highestLevel = $message['level'];
                $warningMessage = $message['message'];
            }
            switch ($message['level']) {
 
                case 1 :
                    // Level 1 means that there was a problem, but it was repaired.
                    $modified = true;
                    break;
                case 2 :
                    // Level 2 means a warning, but not critical
                    break;
                case 3 :
                    // Level 3 means a critical error
                    throw new DAV\Exception\UnsupportedMediaType('Validation error in iCalendar: ' . $message['message']);
 
            }
 
        }
        if ($warningMessage) {
            $response->setHeader(
                'X-Sabre-Ew-Gross',
                'iCalendar validation warning: ' . $warningMessage
            );
        }
 
        // We use an extra variable to allow event handles to tell us whether
        // the object was modified or not.
        //
        // This helps us determine if we need to re-serialize the object.
        $subModified = false;
 
        $this->server->emit(
            'calendarObjectChange',
            [
                $request,
                $response,
                $vobj,
                $parentPath,
                &$subModified,
                $isNew
            ]
        );
 
        if ($modified || $subModified) {
            // An event handler told us that it modified the object.
            $data = $vobj->serialize();
 
            // Using md5 to figure out if there was an *actual* change.
            if (!$modified && strcmp($data, $before) !== 0) {
                $modified = true;
            }
 
        }
 
        // Destroy circular references so PHP will garbage collect the object.
        $vobj->destroy();
 
    }

References $data, $message, $messages, PHPMailer\PHPMailer\$options, $path, $request, $response, $vobj, Sabre\VObject\Node\PROFILE_CALDAV, Sabre\VObject\Reader\read(), Sabre\VObject\Reader\readJson(), Sabre\VObject\Node\REPAIR, and Sabre\Uri\split().

Referenced by Sabre\CalDAV\Plugin\beforeCreateFile(), and Sabre\CalDAV\Plugin\beforeWriteContent().

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Field Documentation

$maxResourceSize

Sabre\CalDAV\Plugin::$maxResourceSize = 10000000

protected

The default PDO storage uses a MySQL MEDIUMBLOB for iCalendar data, which can hold up to 2^24 = 16777216 bytes.

This is plenty. We're capping it to 10M here.

Definition at line 58 of file Plugin.php.

$server

Sabre\CalDAV\Plugin::$server

protected

Definition at line 51 of file Plugin.php.

Referenced by Sabre\CalDAV\Plugin\initialize(), Sabre\CalDAV\Schedule\Plugin\initialize(), and Sabre\CalDAV\Subscriptions\Plugin\initialize().

CALENDAR_ROOT

const Sabre\CalDAV\Plugin::CALENDAR_ROOT = 'calendars'

The hardcoded root for calendar objects.

It is unfortunate that we're stuck with it, but it will have to do for now

Definition at line 44 of file Plugin.php.

Referenced by Sabre\CalDAV\CalendarRoot\getName().

NS_CALDAV

const Sabre\CalDAV\Plugin::NS_CALDAV = 'urn:ietf:params:xml:ns:caldav'

This is the official CalDAV namespace.

Definition at line 33 of file Plugin.php.

Referenced by Sabre\CalDAV\Backend\PDO\createCalendar(), Sabre\CalDAV\Backend\Mock\createCalendar(), Sabre\CalDAV\ICSExportPlugin\generateResponse(), Sabre\CalDAV\Calendar\getACL(), Sabre\CalDAV\Schedule\Inbox\getACL(), Sabre\CalDAV\Schedule\Outbox\getACL(), Sabre\CalDAV\SharedCalendar\getACL(), Sabre\CalDAV\Backend\PDO\getCalendarsForUser(), Sabre\CalDAV\Backend\PDO\getSubscriptionsForUser(), Sabre\CalDAV\ICSExportPlugin\httpGet(), Sabre\CalDAV\Plugin\initialize(), Sabre\CalDAV\Exception\InvalidComponentType\serialize(), Sabre\CalDAV\FreeBusyReportTest\setUp(), Sabre\CalDAV\Schedule\FreeBusyRequestTest\setUp(), Sabre\CalDAV\Xml\Property\InviteTest\setUp(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTranspTest\setUp(), Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSetTest\setUp(), Sabre\CalDAV\CalendarTest\testGetACL(), Sabre\CalDAV\SharedCalendarTest\testGetACL(), Sabre\CalDAV\Schedule\ScheduleDeliverTest\testInviteNoCalendarHomeSet(), Sabre\CalDAV\Schedule\ScheduleDeliverTest\testInviteNoDefaultCalendar(), Sabre\CalDAV\Schedule\ScheduleDeliverTest\testInviteNoInboxUrl(), Sabre\CalDAV\Schedule\FreeBusyRequestTest\testNoCalendarHomeFound(), Sabre\CalDAV\Schedule\FreeBusyRequestTest\testNoInboxFound(), Sabre\CalDAV\PluginTest\testPrincipalProperties(), Sabre\CalDAV\Xml\Property\AllowedSharingModesTest\testSerialize(), Sabre\CalDAV\Xml\Property\InviteTest\testSerialize(), Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSetTest\testSerialize(), Sabre\CalDAV\Xml\Property\SupportedCalendarDataTest\testSerialize(), Sabre\CalDAV\Xml\Property\SupportedCollationSetTest\testSerialize(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTranspTest\testSerializeOpaque(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTranspTest\testSerializeTransparent(), Sabre\CalDAV\Schedule\OutboxTest\testSetup(), Sabre\CalDAV\Schedule\FreeBusyRequestTest\testSucceedUseVAVAILABILITY(), Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSetTest\testUnserialize(), Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSetTest\testUnserializeEmpty(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTranspTest\testUnserializeOpaque(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTranspTest\testUnserializeTransparent(), Sabre\CalDAV\Backend\PDO\updateCalendar(), Sabre\CalDAV\Xml\Filter\CalendarData\xmlDeserialize(), Sabre\CalDAV\Xml\Filter\CompFilter\xmlDeserialize(), Sabre\CalDAV\Xml\Filter\ParamFilter\xmlDeserialize(), Sabre\CalDAV\Xml\Filter\PropFilter\xmlDeserialize(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTransp\xmlDeserialize(), Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSet\xmlDeserialize(), Sabre\CalDAV\Xml\Request\CalendarMultiGetReport\xmlDeserialize(), Sabre\CalDAV\Xml\Request\CalendarQueryReport\xmlDeserialize(), Sabre\CalDAV\Xml\Request\FreeBusyQueryReport\xmlDeserialize(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTransp\xmlSerialize(), Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSet\xmlSerialize(), Sabre\CalDAV\Xml\Property\SupportedCalendarData\xmlSerialize(), Sabre\CalDAV\Xml\Property\SupportedCollationSet\xmlSerialize(), and Sabre\CalDAV\Xml\Notification\Invite\xmlSerializeFull().

NS_CALENDARSERVER

const Sabre\CalDAV\Plugin::NS_CALENDARSERVER = 'http://calendarserver.org/ns/'

This is the namespace for the proprietary calendarserver extensions.

Definition at line 38 of file Plugin.php.

Referenced by Sabre\CalDAV\Backend\PDO\getCalendarsForUser(), Sabre\CalDAV\SharingPlugin\httpPost(), Sabre\CalDAV\Plugin\initialize(), Sabre\CalDAV\SharingPlugin\initialize(), Sabre\CalDAV\SharingPlugin\propFindEarly(), Sabre\CalDAV\SharingPlugin\propFindLate(), Sabre\CalDAV\SharingPlugin\propPatch(), Sabre\CalDAV\Xml\Property\InviteTest\setUp(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTranspTest\setUp(), Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSetTest\setUp(), Sabre\CalDAV\SharingPluginTest\testBeforeGetShareableCalendar(), Sabre\CalDAV\SharingPluginTest\testBeforeGetSharedCalendar(), Sabre\CalDAV\SharingPluginTest\testInviteBadXML(), Sabre\CalDAV\SharingPluginTest\testInviteReply(), Sabre\CalDAV\SharingPluginTest\testInviteWrongUrl(), Sabre\CalDAV\PluginTest\testPrincipalProperties(), Sabre\CalDAV\SharingPluginTest\testPublish(), Sabre\CalDAV\SharingPluginTest\testPublishWrongUrl(), Sabre\CalDAV\Xml\Property\AllowedSharingModesTest\testSerialize(), Sabre\CalDAV\Xml\Property\EmailAddressSetTest\testSerialize(), Sabre\CalDAV\Xml\Property\InviteTest\testSerialize(), Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSetTest\testSerialize(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTranspTest\testSerializeOpaque(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTranspTest\testSerializeTransparent(), Sabre\CalDAV\SharingPluginTest\testShareRequestNoShareableCalendar(), Sabre\CalDAV\SharingPluginTest\testUnknownXmlDoc(), Sabre\CalDAV\SharingPluginTest\testUnpublish(), Sabre\CalDAV\SharingPluginTest\testUnpublishWrongUrl(), Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSetTest\testUnserialize(), Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSetTest\testUnserializeEmpty(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTranspTest\testUnserializeOpaque(), Sabre\CalDAV\Xml\Property\ScheduleCalendarTranspTest\testUnserializeTransparent(), Sabre\CalDAV\Xml\Request\InviteReply\xmlDeserialize(), Sabre\CalDAV\Xml\Request\Share\xmlDeserialize(), Sabre\CalDAV\Xml\Notification\Invite\xmlSerialize(), Sabre\CalDAV\Xml\Notification\InviteReply\xmlSerialize(), Sabre\CalDAV\Xml\Notification\SystemStatus\xmlSerialize(), Sabre\CalDAV\Xml\Property\AllowedSharingModes\xmlSerialize(), Sabre\CalDAV\Xml\Property\Invite\xmlSerialize(), Sabre\CalDAV\Xml\Notification\Invite\xmlSerializeFull(), Sabre\CalDAV\Xml\Notification\InviteReply\xmlSerializeFull(), and Sabre\CalDAV\Xml\Notification\SystemStatus\xmlSerializeFull().

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The documentation for this class was generated from the following file:

• libs/composer/vendor/sabre/dav/lib/CalDAV/Plugin.php