107      * @param Message $itipMessage
111     public function processMessage(Message $itipMessage, VCalendar $existingObject = null) {  argument
114         if ($itipMessage->component !== 'VEVENT') {
118         switch($itipMessage->method) {
121                 return $this->processMessageRequest($itipMessage, $existingObject);
124                 return $this->processMessageCancel($itipMessage, $existingObject);
127                 return $this->processMessageReply($itipMessage, $existingObject);
272      * @param Message $itipMessage
276 … protected function processMessageRequest(Message $itipMessage, VCalendar $existingObject = null) {  argument
282             foreach($itipMessage->message->getComponents() as $component) {
292             foreach($itipMessage->message->getComponents() as $component) {
307      * @param Message $itipMessage
311 …  protected function processMessageCancel(Message $itipMessage, VCalendar $existingObject = null) {  argument
319                 $vevent->SEQUENCE = $itipMessage->sequence;
332      * @param Message $itipMessage
336     protected function processMessageReply(Message $itipMessage, VCalendar $existingObject = null) {  argument
347         foreach($itipMessage->message->VEVENT as $vevent) {
369                         if ($attendee->getValue() === $itipMessage->sender) {
383                     $attendee = $vevent->add('ATTENDEE', $itipMessage->sender, array(
386                     if ($itipMessage->senderName) $attendee['CN'] = $itipMessage->senderName;
400             $recurrenceIterator = new EventIterator($existingObject, $itipMessage->uid);
426                     if ($attendee->getValue() === $itipMessage->sender) {
435                 $attendee = $newObject->add('ATTENDEE', $itipMessage->sender, array(
438                 if ($itipMessage->senderName) {
439                     $attendee['CN'] = $itipMessage->senderName;