diff options
Diffstat (limited to '3rdparty/Sabre/CalDAV/Plugin.php')
| -rwxr-xr-x | 3rdparty/Sabre/CalDAV/Plugin.php | 865 |
1 files changed, 0 insertions, 865 deletions
diff --git a/3rdparty/Sabre/CalDAV/Plugin.php b/3rdparty/Sabre/CalDAV/Plugin.php deleted file mode 100755 index 5903968c003..00000000000 --- a/3rdparty/Sabre/CalDAV/Plugin.php +++ /dev/null @@ -1,865 +0,0 @@ -<?php - -/** - * CalDAV plugin - * - * This plugin provides functionality added by CalDAV (RFC 4791) - * It implements new reports, and the MKCALENDAR method. - * - * @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_Plugin extends Sabre_DAV_ServerPlugin { - - /** - * This is the official CalDAV namespace - */ - const NS_CALDAV = 'urn:ietf:params:xml:ns:caldav'; - - /** - * This is the namespace for the proprietary calendarserver extensions - */ - const NS_CALENDARSERVER = 'http://calendarserver.org/ns/'; - - /** - * The following constants are used to differentiate - * the various filters for the calendar-query report - */ - const FILTER_COMPFILTER = 1; - const FILTER_TIMERANGE = 3; - const FILTER_PROPFILTER = 4; - const FILTER_PARAMFILTER = 5; - const FILTER_TEXTMATCH = 6; - - /** - * The hardcoded root for calendar objects. It is unfortunate - * that we're stuck with it, but it will have to do for now - */ - const CALENDAR_ROOT = 'calendars'; - - /** - * Reference to server object - * - * @var Sabre_DAV_Server - */ - private $server; - - /** - * The email handler for invites and other scheduling messages. - * - * @var Sabre_CalDAV_Schedule_IMip - */ - protected $imipHandler; - - /** - * Sets the iMIP handler. - * - * iMIP = The email transport of iCalendar scheduling messages. Setting - * this is optional, but if you want the server to allow invites to be sent - * out, you must set a handler. - * - * Specifically iCal will plain assume that the server supports this. If - * the server doesn't, iCal will display errors when inviting people to - * events. - * - * @param Sabre_CalDAV_Schedule_IMip $imipHandler - * @return void - */ - public function setIMipHandler(Sabre_CalDAV_Schedule_IMip $imipHandler) { - - $this->imipHandler = $imipHandler; - - } - - /** - * 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. - * - * @param string $uri - * @return array - */ - public function getHTTPMethods($uri) { - - // The MKCALENDAR is only available on unmapped uri's, whose - // parents extend IExtendedCollection - list($parent, $name) = Sabre_DAV_URLUtil::splitPath($uri); - - $node = $this->server->tree->getNodeForPath($parent); - - if ($node instanceof Sabre_DAV_IExtendedCollection) { - try { - $node->getChild($name); - } catch (Sabre_DAV_Exception_NotFound $e) { - return array('MKCALENDAR'); - } - } - return array(); - - } - - /** - * Returns a list of features for the DAV: HTTP header. - * - * @return array - */ - public function getFeatures() { - - return array('calendar-access', 'calendar-proxy'); - - } - - /** - * Returns a plugin name. - * - * Using this name other plugins will be able to access other plugins - * using Sabre_DAV_Server::getPlugin - * - * @return string - */ - public function getPluginName() { - - return 'caldav'; - - } - - /** - * 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 - * - * @param string $uri - * @return array - */ - public function getSupportedReportSet($uri) { - - $node = $this->server->tree->getNodeForPath($uri); - - $reports = array(); - if ($node instanceof Sabre_CalDAV_ICalendar || $node instanceof Sabre_CalDAV_ICalendarObject) { - $reports[] = '{' . self::NS_CALDAV . '}calendar-multiget'; - $reports[] = '{' . self::NS_CALDAV . '}calendar-query'; - } - if ($node instanceof Sabre_CalDAV_ICalendar) { - $reports[] = '{' . self::NS_CALDAV . '}free-busy-query'; - } - return $reports; - - } - - /** - * Initializes the plugin - * - * @param Sabre_DAV_Server $server - * @return void - */ - public function initialize(Sabre_DAV_Server $server) { - - $this->server = $server; - - $server->subscribeEvent('unknownMethod',array($this,'unknownMethod')); - //$server->subscribeEvent('unknownMethod',array($this,'unknownMethod2'),1000); - $server->subscribeEvent('report',array($this,'report')); - $server->subscribeEvent('beforeGetProperties',array($this,'beforeGetProperties')); - $server->subscribeEvent('onHTMLActionsPanel', array($this,'htmlActionsPanel')); - $server->subscribeEvent('onBrowserPostAction', array($this,'browserPostAction')); - $server->subscribeEvent('beforeWriteContent', array($this, 'beforeWriteContent')); - $server->subscribeEvent('beforeCreateFile', array($this, 'beforeCreateFile')); - - $server->xmlNamespaces[self::NS_CALDAV] = 'cal'; - $server->xmlNamespaces[self::NS_CALENDARSERVER] = 'cs'; - - $server->propertyMap['{' . self::NS_CALDAV . '}supported-calendar-component-set'] = 'Sabre_CalDAV_Property_SupportedCalendarComponentSet'; - - $server->resourceTypeMapping['Sabre_CalDAV_ICalendar'] = '{urn:ietf:params:xml:ns:caldav}calendar'; - $server->resourceTypeMapping['Sabre_CalDAV_Schedule_IOutbox'] = '{urn:ietf:params:xml:ns:caldav}schedule-outbox'; - $server->resourceTypeMapping['Sabre_CalDAV_Principal_ProxyRead'] = '{http://calendarserver.org/ns/}calendar-proxy-read'; - $server->resourceTypeMapping['Sabre_CalDAV_Principal_ProxyWrite'] = '{http://calendarserver.org/ns/}calendar-proxy-write'; - - array_push($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', - - // scheduling extension - '{' . self::NS_CALDAV . '}schedule-inbox-URL', - '{' . self::NS_CALDAV . '}schedule-outbox-URL', - '{' . self::NS_CALDAV . '}calendar-user-address-set', - '{' . self::NS_CALDAV . '}calendar-user-type', - - // CalendarServer extensions - '{' . self::NS_CALENDARSERVER . '}getctag', - '{' . self::NS_CALENDARSERVER . '}calendar-proxy-read-for', - '{' . self::NS_CALENDARSERVER . '}calendar-proxy-write-for' - - ); - } - - /** - * This function handles support for the MKCALENDAR method - * - * @param string $method - * @param string $uri - * @return bool - */ - public function unknownMethod($method, $uri) { - - switch ($method) { - case 'MKCALENDAR' : - $this->httpMkCalendar($uri); - // false is returned to stop the propagation of the - // unknownMethod event. - return false; - case 'POST' : - // Checking if we're talking to an outbox - try { - $node = $this->server->tree->getNodeForPath($uri); - } catch (Sabre_DAV_Exception_NotFound $e) { - return; - } - if (!$node instanceof Sabre_CalDAV_Schedule_IOutbox) - return; - - $this->outboxRequest($node); - return false; - - } - - } - - /** - * This functions handles REPORT requests specific to CalDAV - * - * @param string $reportName - * @param DOMNode $dom - * @return bool - */ - public function report($reportName,$dom) { - - switch($reportName) { - case '{'.self::NS_CALDAV.'}calendar-multiget' : - $this->calendarMultiGetReport($dom); - return false; - case '{'.self::NS_CALDAV.'}calendar-query' : - $this->calendarQueryReport($dom); - return false; - case '{'.self::NS_CALDAV.'}free-busy-query' : - $this->freeBusyQueryReport($dom); - return false; - - } - - - } - - /** - * This function handles the MKCALENDAR HTTP method, which creates - * a new calendar. - * - * @param string $uri - * @return void - */ - public function httpMkCalendar($uri) { - - // Due to unforgivable bugs in iCal, we're completely disabling MKCALENDAR support - // for clients matching iCal in the user agent - //$ua = $this->server->httpRequest->getHeader('User-Agent'); - //if (strpos($ua,'iCal/')!==false) { - // throw new Sabre_DAV_Exception_Forbidden('iCal has major bugs in it\'s RFC3744 support. Therefore we are left with no other choice but disabling this feature.'); - //} - - $body = $this->server->httpRequest->getBody(true); - $properties = array(); - - if ($body) { - - $dom = Sabre_DAV_XMLUtil::loadDOMDocument($body); - - foreach($dom->firstChild->childNodes as $child) { - - if (Sabre_DAV_XMLUtil::toClarkNotation($child)!=='{DAV:}set') continue; - foreach(Sabre_DAV_XMLUtil::parseProperties($child,$this->server->propertyMap) as $k=>$prop) { - $properties[$k] = $prop; - } - - } - } - - $resourceType = array('{DAV:}collection','{urn:ietf:params:xml:ns:caldav}calendar'); - - $this->server->createCollection($uri,$resourceType,$properties); - - $this->server->httpResponse->sendStatus(201); - $this->server->httpResponse->setHeader('Content-Length',0); - } - - /** - * beforeGetProperties - * - * This method handler is invoked before any after properties for a - * resource are fetched. This allows us to add in any CalDAV specific - * properties. - * - * @param string $path - * @param Sabre_DAV_INode $node - * @param array $requestedProperties - * @param array $returnedProperties - * @return void - */ - public function beforeGetProperties($path, Sabre_DAV_INode $node, &$requestedProperties, &$returnedProperties) { - - if ($node instanceof Sabre_DAVACL_IPrincipal) { - - // calendar-home-set property - $calHome = '{' . self::NS_CALDAV . '}calendar-home-set'; - if (in_array($calHome,$requestedProperties)) { - $principalId = $node->getName(); - $calendarHomePath = self::CALENDAR_ROOT . '/' . $principalId . '/'; - unset($requestedProperties[$calHome]); - $returnedProperties[200][$calHome] = new Sabre_DAV_Property_Href($calendarHomePath); - } - - // schedule-outbox-URL property - $scheduleProp = '{' . self::NS_CALDAV . '}schedule-outbox-URL'; - if (in_array($scheduleProp,$requestedProperties)) { - $principalId = $node->getName(); - $outboxPath = self::CALENDAR_ROOT . '/' . $principalId . '/outbox'; - unset($requestedProperties[$scheduleProp]); - $returnedProperties[200][$scheduleProp] = new Sabre_DAV_Property_Href($outboxPath); - } - - // calendar-user-address-set property - $calProp = '{' . self::NS_CALDAV . '}calendar-user-address-set'; - if (in_array($calProp,$requestedProperties)) { - - $addresses = $node->getAlternateUriSet(); - $addresses[] = $this->server->getBaseUri() . $node->getPrincipalUrl(); - unset($requestedProperties[$calProp]); - $returnedProperties[200][$calProp] = new Sabre_DAV_Property_HrefList($addresses, false); - - } - - // 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'; - $propWrite = '{' . self::NS_CALENDARSERVER . '}calendar-proxy-write-for'; - if (in_array($propRead,$requestedProperties) || in_array($propWrite,$requestedProperties)) { - - $membership = $node->getGroupMembership(); - $readList = array(); - $writeList = array(); - - foreach($membership as $group) { - - $groupNode = $this->server->tree->getNodeForPath($group); - - // If the node is either ap proxy-read or proxy-write - // group, we grab the parent principal and add it to the - // list. - if ($groupNode instanceof Sabre_CalDAV_Principal_ProxyRead) { - list($readList[]) = Sabre_DAV_URLUtil::splitPath($group); - } - if ($groupNode instanceof Sabre_CalDAV_Principal_ProxyWrite) { - list($writeList[]) = Sabre_DAV_URLUtil::splitPath($group); - } - - } - if (in_array($propRead,$requestedProperties)) { - unset($requestedProperties[$propRead]); - $returnedProperties[200][$propRead] = new Sabre_DAV_Property_HrefList($readList); - } - if (in_array($propWrite,$requestedProperties)) { - unset($requestedProperties[$propWrite]); - $returnedProperties[200][$propWrite] = new Sabre_DAV_Property_HrefList($writeList); - } - - } - - } // instanceof IPrincipal - - - if ($node instanceof Sabre_CalDAV_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. - $calDataProp = '{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}calendar-data'; - if (in_array($calDataProp, $requestedProperties)) { - unset($requestedProperties[$calDataProp]); - $val = $node->get(); - if (is_resource($val)) - $val = stream_get_contents($val); - - // Taking out \r to not screw up the xml output - $returnedProperties[200][$calDataProp] = str_replace("\r","", $val); - - } - } - - } - - /** - * 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. - * - * @param DOMNode $dom - * @return void - */ - public function calendarMultiGetReport($dom) { - - $properties = array_keys(Sabre_DAV_XMLUtil::parseProperties($dom->firstChild)); - $hrefElems = $dom->getElementsByTagNameNS('urn:DAV','href'); - - $xpath = new DOMXPath($dom); - $xpath->registerNameSpace('cal',Sabre_CalDAV_Plugin::NS_CALDAV); - $xpath->registerNameSpace('dav','urn:DAV'); - - $expand = $xpath->query('/cal:calendar-multiget/dav:prop/cal:calendar-data/cal:expand'); - if ($expand->length>0) { - $expandElem = $expand->item(0); - $start = $expandElem->getAttribute('start'); - $end = $expandElem->getAttribute('end'); - if(!$start || !$end) { - throw new Sabre_DAV_Exception_BadRequest('The "start" and "end" attributes are required for the CALDAV:expand element'); - } - $start = Sabre_VObject_DateTimeParser::parseDateTime($start); - $end = Sabre_VObject_DateTimeParser::parseDateTime($end); - - if ($end <= $start) { - throw new Sabre_DAV_Exception_BadRequest('The end-date must be larger than the start-date in the expand element.'); - } - - $expand = true; - - } else { - - $expand = false; - - } - - foreach($hrefElems as $elem) { - $uri = $this->server->calculateUri($elem->nodeValue); - list($objProps) = $this->server->getPropertiesForPath($uri,$properties); - - if ($expand && isset($objProps[200]['{' . self::NS_CALDAV . '}calendar-data'])) { - $vObject = Sabre_VObject_Reader::read($objProps[200]['{' . self::NS_CALDAV . '}calendar-data']); - $vObject->expand($start, $end); - $objProps[200]['{' . self::NS_CALDAV . '}calendar-data'] = $vObject->serialize(); - } - - $propertyList[]=$objProps; - - } - - $this->server->httpResponse->sendStatus(207); - $this->server->httpResponse->setHeader('Content-Type','application/xml; charset=utf-8'); - $this->server->httpResponse->sendBody($this->server->generateMultiStatus($propertyList)); - - } - - /** - * This function handles the calendar-query REPORT - * - * This report is used by clients to request calendar objects based on - * complex conditions. - * - * @param DOMNode $dom - * @return void - */ - public function calendarQueryReport($dom) { - - $parser = new Sabre_CalDAV_CalendarQueryParser($dom); - $parser->parse(); - - $requestedCalendarData = true; - $requestedProperties = $parser->requestedProperties; - - 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; - } - - // These are the list of nodes that potentially match the requirement - $candidateNodes = $this->server->getPropertiesForPath( - $this->server->getRequestUri(), - $requestedProperties, - $this->server->getHTTPDepth(0) - ); - - $verifiedNodes = array(); - - $validator = new Sabre_CalDAV_CalendarQueryValidator(); - - foreach($candidateNodes as $node) { - - // If the node didn't have a calendar-data property, it must not be a calendar object - if (!isset($node[200]['{urn:ietf:params:xml:ns:caldav}calendar-data'])) - continue; - - $vObject = Sabre_VObject_Reader::read($node[200]['{urn:ietf:params:xml:ns:caldav}calendar-data']); - if ($validator->validate($vObject,$parser->filters)) { - - if (!$requestedCalendarData) { - unset($node[200]['{urn:ietf:params:xml:ns:caldav}calendar-data']); - } - if ($parser->expand) { - $vObject->expand($parser->expand['start'], $parser->expand['end']); - $node[200]['{' . self::NS_CALDAV . '}calendar-data'] = $vObject->serialize(); - } - $verifiedNodes[] = $node; - } - - } - - $this->server->httpResponse->sendStatus(207); - $this->server->httpResponse->setHeader('Content-Type','application/xml; charset=utf-8'); - $this->server->httpResponse->sendBody($this->server->generateMultiStatus($verifiedNodes)); - - } - - /** - * This method is responsible for parsing the request and generating the - * response for the CALDAV:free-busy-query REPORT. - * - * @param DOMNode $dom - * @return void - */ - protected function freeBusyQueryReport(DOMNode $dom) { - - $start = null; - $end = null; - - foreach($dom->firstChild->childNodes as $childNode) { - - $clark = Sabre_DAV_XMLUtil::toClarkNotation($childNode); - if ($clark == '{' . self::NS_CALDAV . '}time-range') { - $start = $childNode->getAttribute('start'); - $end = $childNode->getAttribute('end'); - break; - } - - } - if ($start) { - $start = Sabre_VObject_DateTimeParser::parseDateTime($start); - } - if ($end) { - $end = Sabre_VObject_DateTimeParser::parseDateTime($end); - } - - if (!$start && !$end) { - throw new Sabre_DAV_Exception_BadRequest('The freebusy report must have a time-range filter'); - } - $acl = $this->server->getPlugin('acl'); - - if (!$acl) { - throw new Sabre_DAV_Exception('The ACL plugin must be loaded for free-busy queries to work'); - } - $uri = $this->server->getRequestUri(); - $acl->checkPrivileges($uri,'{' . self::NS_CALDAV . '}read-free-busy'); - - $calendar = $this->server->tree->getNodeForPath($uri); - if (!$calendar instanceof Sabre_CalDAV_ICalendar) { - throw new Sabre_DAV_Exception_NotImplemented('The free-busy-query REPORT is only implemented on calendars'); - } - - $objects = array_map(function($child) { - $obj = $child->get(); - if (is_resource($obj)) { - $obj = stream_get_contents($obj); - } - return $obj; - }, $calendar->getChildren()); - - $generator = new Sabre_VObject_FreeBusyGenerator(); - $generator->setObjects($objects); - $generator->setTimeRange($start, $end); - $result = $generator->getResult(); - $result = $result->serialize(); - - $this->server->httpResponse->sendStatus(200); - $this->server->httpResponse->setHeader('Content-Type', 'text/calendar'); - $this->server->httpResponse->setHeader('Content-Length', strlen($result)); - $this->server->httpResponse->sendBody($result); - - } - - /** - * 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. - * - * @param string $path - * @param Sabre_DAV_IFile $node - * @param resource $data - * @return void - */ - public function beforeWriteContent($path, Sabre_DAV_IFile $node, &$data) { - - if (!$node instanceof Sabre_CalDAV_ICalendarObject) - return; - - $this->validateICalendar($data); - - } - - /** - * 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. - * - * @param string $path - * @param resource $data - * @param Sabre_DAV_ICollection $parentNode - * @return void - */ - public function beforeCreateFile($path, &$data, Sabre_DAV_ICollection $parentNode) { - - if (!$parentNode instanceof Sabre_CalDAV_Calendar) - return; - - $this->validateICalendar($data); - - } - - /** - * Checks if the submitted iCalendar data is in fact, valid. - * - * An exception is thrown if it's not. - * - * @param resource|string $data - * @return void - */ - protected function validateICalendar(&$data) { - - // If it's a stream, we convert it to a string first. - if (is_resource($data)) { - $data = stream_get_contents($data); - } - - // Converting the data to unicode, if needed. - $data = Sabre_DAV_StringUtil::ensureUTF8($data); - - try { - - $vobj = Sabre_VObject_Reader::read($data); - - } catch (Sabre_VObject_ParseException $e) { - - throw new Sabre_DAV_Exception_UnsupportedMediaType('This resource only supports valid iCalendar 2.0 data. Parse error: ' . $e->getMessage()); - - } - - if ($vobj->name !== 'VCALENDAR') { - throw new Sabre_DAV_Exception_UnsupportedMediaType('This collection can only support iCalendar objects.'); - } - - $foundType = null; - $foundUID = null; - foreach($vobj->getComponents() as $component) { - switch($component->name) { - case 'VTIMEZONE' : - continue 2; - case 'VEVENT' : - case 'VTODO' : - case 'VJOURNAL' : - if (is_null($foundType)) { - $foundType = $component->name; - if (!isset($component->UID)) { - throw new Sabre_DAV_Exception_BadRequest('Every ' . $component->name . ' component must have an UID'); - } - $foundUID = (string)$component->UID; - } else { - if ($foundType !== $component->name) { - throw new Sabre_DAV_Exception_BadRequest('A calendar object must only contain 1 component. We found a ' . $component->name . ' as well as a ' . $foundType); - } - if ($foundUID !== (string)$component->UID) { - throw new Sabre_DAV_Exception_BadRequest('Every ' . $component->name . ' in this object must have identical UIDs'); - } - } - break; - default : - throw new Sabre_DAV_Exception_BadRequest('You are not allowed to create components of type: ' . $component->name . ' here'); - - } - } - if (!$foundType) - throw new Sabre_DAV_Exception_BadRequest('iCalendar object must contain at least 1 of VEVENT, VTODO or VJOURNAL'); - - } - - /** - * This method handles POST requests to the schedule-outbox - * - * @param Sabre_CalDAV_Schedule_IOutbox $outboxNode - * @return void - */ - public function outboxRequest(Sabre_CalDAV_Schedule_IOutbox $outboxNode) { - - $originator = $this->server->httpRequest->getHeader('Originator'); - $recipients = $this->server->httpRequest->getHeader('Recipient'); - - if (!$originator) { - throw new Sabre_DAV_Exception_BadRequest('The Originator: header must be specified when making POST requests'); - } - if (!$recipients) { - throw new Sabre_DAV_Exception_BadRequest('The Recipient: header must be specified when making POST requests'); - } - - if (!preg_match('/^mailto:(.*)@(.*)$/', $originator)) { - throw new Sabre_DAV_Exception_BadRequest('Originator must start with mailto: and must be valid email address'); - } - $originator = substr($originator,7); - - $recipients = explode(',',$recipients); - foreach($recipients as $k=>$recipient) { - - $recipient = trim($recipient); - if (!preg_match('/^mailto:(.*)@(.*)$/', $recipient)) { - throw new Sabre_DAV_Exception_BadRequest('Recipients must start with mailto: and must be valid email address'); - } - $recipient = substr($recipient, 7); - $recipients[$k] = $recipient; - } - - // We need to make sure that 'originator' matches one of the email - // addresses of the selected principal. - $principal = $outboxNode->getOwner(); - $props = $this->server->getProperties($principal,array( - '{' . self::NS_CALDAV . '}calendar-user-address-set', - )); - - $addresses = array(); - if (isset($props['{' . self::NS_CALDAV . '}calendar-user-address-set'])) { - $addresses = $props['{' . self::NS_CALDAV . '}calendar-user-address-set']->getHrefs(); - } - - if (!in_array('mailto:' . $originator, $addresses)) { - throw new Sabre_DAV_Exception_Forbidden('The addresses specified in the Originator header did not match any addresses in the owners calendar-user-address-set header'); - } - - try { - $vObject = Sabre_VObject_Reader::read($this->server->httpRequest->getBody(true)); - } catch (Sabre_VObject_ParseException $e) { - throw new Sabre_DAV_Exception_BadRequest('The request body must be a valid iCalendar object. Parse error: ' . $e->getMessage()); - } - - // Checking for the object type - $componentType = null; - foreach($vObject->getComponents() as $component) { - if ($component->name !== 'VTIMEZONE') { - $componentType = $component->name; - break; - } - } - if (is_null($componentType)) { - throw new Sabre_DAV_Exception_BadRequest('We expected at least one VTODO, VJOURNAL, VFREEBUSY or VEVENT component'); - } - - // Validating the METHOD - $method = strtoupper((string)$vObject->METHOD); - if (!$method) { - throw new Sabre_DAV_Exception_BadRequest('A METHOD property must be specified in iTIP messages'); - } - - if (in_array($method, array('REQUEST','REPLY','ADD','CANCEL')) && $componentType==='VEVENT') { - $this->iMIPMessage($originator, $recipients, $vObject); - $this->server->httpResponse->sendStatus(200); - $this->server->httpResponse->sendBody('Messages sent'); - } else { - throw new Sabre_DAV_Exception_NotImplemented('This iTIP method is currently not implemented'); - } - - } - - /** - * Sends an iMIP message by email. - * - * @param string $originator - * @param array $recipients - * @param Sabre_VObject_Component $vObject - * @return void - */ - protected function iMIPMessage($originator, array $recipients, Sabre_VObject_Component $vObject) { - - if (!$this->imipHandler) { - throw new Sabre_DAV_Exception_NotImplemented('No iMIP handler is setup on this server.'); - } - $this->imipHandler->sendMessage($originator, $recipients, $vObject); - - } - - /** - * This method is used to generate HTML output for the - * Sabre_DAV_Browser_Plugin. This allows us to generate an interface users - * can use to create new calendars. - * - * @param Sabre_DAV_INode $node - * @param string $output - * @return bool - */ - public function htmlActionsPanel(Sabre_DAV_INode $node, &$output) { - - if (!$node instanceof Sabre_CalDAV_UserCalendars) - return; - - $output.= '<tr><td colspan="2"><form method="post" action=""> - <h3>Create new calendar</h3> - <input type="hidden" name="sabreAction" value="mkcalendar" /> - <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; - - } - - /** - * This method allows us to intercept the 'mkcalendar' sabreAction. This - * action enables the user to create new calendars from the browser plugin. - * - * @param string $uri - * @param string $action - * @param array $postVars - * @return bool - */ - public function browserPostAction($uri, $action, array $postVars) { - - if ($action!=='mkcalendar') - return; - - $resourceType = array('{DAV:}collection','{urn:ietf:params:xml:ns:caldav}calendar'); - $properties = array(); - if (isset($postVars['{DAV:}displayname'])) { - $properties['{DAV:}displayname'] = $postVars['{DAV:}displayname']; - } - $this->server->createCollection($uri . '/' . $postVars['name'],$resourceType,$properties); - return false; - - } - -} |