/**
  * write a new event
  *
  * @access protected
  */
 protected function writeEvent()
 {
     $entry = new ilCalendarEntry();
     // Search for summary
     foreach ($this->getContainer()->getItemsByName('SUMMARY', false) as $item) {
         if (is_a($item, 'ilICalProperty')) {
             $entry->setTitle($this->purgeString($item->getValue()));
             break;
         }
     }
     // Search description
     foreach ($this->getContainer()->getItemsByName('DESCRIPTION', false) as $item) {
         if (is_a($item, 'ilICalProperty')) {
             $entry->setDescription($this->purgeString($item->getValue()));
             break;
         }
     }
     // Search location
     foreach ($this->getContainer()->getItemsByName('LOCATION', false) as $item) {
         if (is_a($item, 'ilICalProperty')) {
             $entry->setLocation($this->purgeString($item->getValue()));
             break;
         }
     }
     foreach ($this->getContainer()->getItemsByName('DTSTART') as $start) {
         $fullday = false;
         foreach ($start->getItemsByName('VALUE') as $type) {
             if ($type->getValue() == 'DATE') {
                 $fullday = true;
             }
         }
         $start_tz = $this->default_timezone;
         foreach ($start->getItemsByName('TZID') as $param) {
             $start_tz = $this->getTZ($param->getValue());
         }
         if ($fullday) {
             $start = new ilDate($start->getValue(), IL_CAL_DATE);
         } else {
             $start = new ilDateTime($start->getValue(), IL_CAL_DATETIME, $start_tz->getIdentifier());
         }
         $entry->setStart($start);
         $entry->setFullday($fullday);
     }
     foreach ($this->getContainer()->getItemsByName('DTEND') as $end) {
         $fullday = false;
         foreach ($end->getItemsByName('VALUE') as $type) {
             if ($type->getValue() == 'DATE') {
                 $fullday = true;
             }
         }
         $end_tz = $this->default_timezone;
         foreach ($end->getItemsByName('TZID') as $param) {
             $end_tz = $this->getTZ($param->getValue());
         }
         if ($fullday) {
             $end = new ilDate($end->getValue(), IL_CAL_DATE);
             $end->increment(IL_CAL_DAY, -1);
         } else {
             $end = new ilDateTime($end->getValue(), IL_CAL_DATETIME, $end_tz->getIdentifier());
         }
         $entry->setEnd($end);
         $entry->setFullday($fullday);
     }
     // save calendar event
     if ($this->category->getLocationType() == ilCalendarCategory::LTYPE_REMOTE) {
         $entry->setAutoGenerated(true);
     }
     $entry->save();
     include_once './Services/Calendar/classes/class.ilCalendarCategoryAssignments.php';
     $ass = new ilCalendarCategoryAssignments($entry->getEntryId());
     $ass->addAssignment($this->category->getCategoryID());
     // Recurrences
     foreach ($this->getContainer()->getItemsByName('RRULE') as $recurrence) {
         #var_dump("<pre>",$recurrence,"</pre>");
         include_once './Services/Calendar/classes/class.ilCalendarRecurrence.php';
         $rec = new ilCalendarRecurrence();
         $rec->setEntryId($entry->getEntryId());
         foreach ($recurrence->getItemsByName('FREQ') as $freq) {
             switch ($freq->getValue()) {
                 case 'DAILY':
                 case 'WEEKLY':
                 case 'MONTHLY':
                 case 'YEARLY':
                     $rec->setFrequenceType((string) $freq->getValue());
                     break;
                 default:
                     $this->log->write(__METHOD__ . ': Cannot handle recurring event of type: ' . $freq->getValue());
                     break 3;
             }
         }
         foreach ($recurrence->getItemsByName('COUNT') as $value) {
             $rec->setFrequenceUntilCount((string) $value->getValue());
             break;
         }
         foreach ($recurrence->getItemsByName('UNTIL') as $until) {
             $rec->setFrequenceUntilDate(new ilDate($until->getValue(), IL_CAL_DATE));
             break;
         }
         foreach ($recurrence->getItemsByName('INTERVAL') as $value) {
             $rec->setInterval((string) $value->getValue());
             break;
         }
         foreach ($recurrence->getItemsByName('BYDAY') as $value) {
             $rec->setBYDAY((string) $value->getValue());
             break;
         }
         foreach ($recurrence->getItemsByName('BYWEEKNO') as $value) {
             $rec->setBYWEEKNO((string) $value->getValue());
             break;
         }
         foreach ($recurrence->getItemsByName('BYMONTH') as $value) {
             $rec->setBYMONTH((string) $value->getValue());
             break;
         }
         foreach ($recurrence->getItemsByName('BYMONTHDAY') as $value) {
             $rec->setBYMONTHDAY((string) $value->getValue());
             break;
         }
         foreach ($recurrence->getItemsByName('BYYEARDAY') as $value) {
             $rec->setBYYEARDAY((string) $value->getValue());
             break;
         }
         foreach ($recurrence->getItemsByName('BYSETPOS') as $value) {
             $rec->setBYSETPOS((string) $value->getValue());
             break;
         }
         foreach ($recurrence->getItemsByName('WKST') as $value) {
             $rec->setWeekstart((string) $value->getValue());
             break;
         }
         $rec->save();
     }
 }