Horde_SyncMl_Device_sync4j::sif2vevent PHP Method

    public function sif2vevent($sif)
    {
        $a = Horde_SyncMl_Device_sync4j::sif2array($sif);
        $iCal = new Horde_Icalendar();
        $iCal->setAttribute('PRODID', '-//The Horde Project//SyncML//EN');
        $iCal->setAttribute('METHOD', 'PUBLISH');
        $vEvent = Horde_Icalendar::newComponent('vevent', $iCal);
        $vEvent->setAttribute('DTSTAMP', time());
        $map = array('Subject' => 'SUMMARY', 'Body' => 'DESCRIPTION', 'Categories' => 'CATEGORIES', 'Location' => 'LOCATION');
        foreach ($map as $source => $target) {
            if (!empty($a[$source])) {
                $vEvent->setAttribute($target, $a[$source]);
            }
        }
        if ($a['AllDayEvent'] == 1) {
            // Not exactly correct, we ignore the start and end time of
            // all-day events and simple assume that the client had set them
            // correctly to 0:00.
            $startTime = $iCal->_parseDateTime($a['Start']);
            $vEvent->setAttribute('DTSTART', array('year' => date('Y', $startTime), 'month' => date('m', $startTime), 'mday' => date('d', $startTime)), array('VALUE' => 'DATE'));
            $t = $iCal->_parseDateTime($a['End']);
            $d = new Horde_Date(array('year' => date('Y', $t), 'month' => date('m', $t), 'mday' => date('d', $t) + 1));
            $vEvent->setAttribute('DTEND', $d, array('VALUE' => 'DATE'));
        } else {
            $startTime = $iCal->_parseDateTime($a['Start']);
            $vEvent->setAttribute('DTSTART', $startTime);
            $vEvent->setAttribute('DTEND', $iCal->_parseDateTime($a['End']));
        }
        if (isset($a['IsRecurring']) && $a['IsRecurring'] == 1) {
            $interval = '';
            switch ($a['RecurrenceType']) {
                case 0:
                    /* olDaily */
                    if (!empty($a['DayOfWeekMask'])) {
                        $freq = 'WEEKLY';
                        $interval = ';INTERVAL=1';
                    } else {
                        $freq = 'DAILY';
                        $interval = ';INTERVAL=' . $a['Interval'];
                    }
                    break;
                case 1:
                    /* olWeekly */
                    $freq = 'WEEKLY';
                    $interval = ';INTERVAL=' . $a['Interval'];
                    break;
                case 2:
                    /* olMonthly */
                    $freq = 'MONTHLY';
                    $interval = ';INTERVAL=' . $a['Interval'];
                    break;
                case 3:
                    /* olMonthNth */
                    $freq = 'MONTHLY';
                    $interval = ';INTERVAL=' . $a['Interval'];
                    break;
                case 5:
                    /* olYearly */
                    $freq = 'YEARLY';
                    $interval = ';INTERVAL=' . $a['Interval'];
                    break;
                case 6:
                    /* olYearNth */
                    $freq = 'YEARLY';
                    $interval = ';INTERVAL=' . $a['Interval'];
                    break;
            }
            $rrule = 'FREQ=' . $freq;
            if (isset($a['Occurrences'])) {
                $rrule .= ';COUNT=' . $a['Occurrences'];
            } elseif (!isset($a['NoEndDate']) || $a['NoEndDate'] != 1) {
                $rrule .= ';UNTIL=' . $a['PatternEndDate'];
            }
            $rrule .= $interval;
            if (!empty($a['DayOfMonth'])) {
                $rrule .= ';BYMONTHDAY=' . $a['DayOfMonth'];
            }
            if (!empty($a['MonthOfYear'])) {
                $rrule .= ';BYMONTH=' . $a['MonthOfYear'];
            }
            if (!empty($a['DayOfWeekMask'])) {
                $rrule .= ';BYDAY=';
                $icaldays = array('SU', 'MO', 'TU', 'WE', 'TH', 'FR', 'SA');
                for ($i = $flag = 0; $i <= 7; ++$i) {
                    if (pow(2, $i) & $a['DayOfWeekMask']) {
                        if ($flag) {
                            $rrule .= ',';
                        }
                        $rrule .= $icaldays[$i];
                        $flag = true;
                    }
                }
            }
            $vEvent->setAttribute('RRULE', $rrule);
        }
        if (isset($a['ExcludeDate'])) {
            $dates = array();
            if (!is_array($a['ExcludeDate'])) {
                $dates[] = $a['AllDayEvent'] == 1 ? $iCal->_parseDate($a['ExcludeDate']) : $iCal->_parseDateTime($a['ExcludeDate']);
            } else {
                foreach ($a['ExcludeDate'] as $date) {
                    $dates[] = $a['AllDayEvent'] == 1 ? $iCal->_parseDate($date) : $iCal->_parseDateTime($date);
                }
            }
            if ($a['AllDayEvent'] == 1) {
                $vEvent->setAttribute('EXDATE', $dates, array('VALUE' => 'DATE'));
            } else {
                $vEvent->setAttribute('EXDATE', $dates);
            }
        }
        if (isset($a['ReminderSet']) && $a['ReminderSet'] == 1) {
            $vEvent->setAttribute('AALARM', $startTime - $a['ReminderMinutesBeforeStart'] * 60);
        }
        if (isset($a['BusyStatus'])) {
            switch ($a['BusyStatus']) {
                case 0:
                    /* olFree - FREE is not a iCalendar standard value. */
                    $vEvent->setAttribute('STATUS', 'FREE');
                    break;
                case 1:
                    /* olTentative */
                    $vEvent->setAttribute('STATUS', 'TENTATIVE');
                    break;
                case 2:
                    /* olBusy */
                /* olBusy */
                case 3:
                    /* olOutOfOffice */
                    $vEvent->setAttribute('STATUS', 'CONFIRMED');
                    break;
            }
        }
        if (isset($a['Sensitivity'])) {
            switch ($a['Sensitivity']) {
                case 0:
                    /* olNormal - FREE is not a iCalendar standard value. */
                    $vEvent->setAttribute('CLASS', 'PUBLIC');
                    break;
                case 1:
                    /* olPersonal */
                /* olPersonal */
                case 2:
                    /* olPrivate */
                    $vEvent->setAttribute('CLASS', 'PRIVATE');
                    break;
                case 3:
                    /* olConfidential */
                    $vEvent->setAttribute('CLASS', 'CONFIDENTIAL');
                    break;
            }
        }
        return $vEvent->exportvCalendar();
    }

 /**
  * Convert the content.
  */
 public function convertClient2Server($content, $contentType)
 {
     list($content, $contentType) = parent::convertClient2Server($content, $contentType);
     switch ($contentType) {
         case 'text/x-s4j-sifn':
         case 'text/x-sifn':
             $content = Horde_SyncMl_Device_sync4j::sif2vnote($content);
             $contentType = 'text/x-vnote';
             break;
         case 'text/x-s4j-sifc':
         case 'text/x-sifc':
             $content = Horde_SyncMl_Device_sync4j::sif2vcard($content);
             $contentType = 'text/x-vcard';
             break;
         case 'text/x-s4j-sife':
         case 'text/x-sife':
             $content = Horde_SyncMl_Device_sync4j::sif2vevent($content);
             $contentType = 'text/calendar';
             break;
         case 'text/x-s4j-sift':
         case 'text/x-sift':
             $content = Horde_SyncMl_Device_sync4j::sif2vtodo($content);
             $contentType = 'text/calendar';
             break;
         case 'text/calendar':
         case 'text/x-vcalendar':
             $si = $GLOBALS['backend']->state->sourceURI;
             if (stristr($si, 'fol-') !== false) {
                 // The Funambol Outlook connector uses invalid STATUS
                 // values. Actually it maps MeetingStatus values of the
                 // Outlook event to the STATUS property, which is
                 // completely useless. So drop the STATUS altogether.
                 $content = preg_replace('/^STATUS:.*\\r?\\n/im', '', $content);
             }
             break;
     }
     $GLOBALS['backend']->logFile(Horde_SyncMl_Backend::LOGFILE_DATA, "\nInput converted for server ({$contentType}):\n{$content}\n");
     return array($content, $contentType);
 }