function parseRrule($data) {
$rrule = array();
switch ($data['event_repeatkind']) {
case 'daily' :
case 'yearly' :
$rrule['kind'] = $data['event_repeatkind'];
break;
case 'monthlybydate' :
$rrule['kind'] = 'monthly';
break;
case 'monthlybyday' :
$rrule['kind'] = 'monthly';
$date = new Of_Date($data['event_date'], 'GMT');
$day = $date->get(Of_Date::WEEKDAY_ICS);
$num = ceil($date->getDay()/7);
$rrule['byday'] = array($num.$day);
break;
case 'weekly' :
$rrule['kind'] = 'weekly';
foreach($this->weekDays as $longDay => $shortDay) {
$index = date('w', strtotime($longDay));
if($data['event_repeatdays'][$index] == '1') {
$days[] = $shortDay;
}
}
$rrule['byday'] = $days;
break;
}
if ($data['event_endrepeat'])
$rrule['until'] = $this->parseDate($data['event_endrepeat']);
$rrule['interval'] = $data['event_repeatfrequence'];
return $rrule;
}
/**
* Parse a date with the given format, preferably with ICS_DATETIME if possible.
*
* @param Of_Date $date
* @param string $format Date format. Can be Of_Date::ICS_DATETIME or Of_Date::ICS_DATE.
*/
function parseTZIDedDate($date, $format=Of_Date::ICS_DATETIME) {
if ($date->getOriginalTimeZone() && $format == Of_Date::ICS_DATETIME) {
$date->setTimezone(new DateTimeZone($date->getOriginalTimeZone()));
$res = ';TZID='. $date->getOriginalTimeZone().':'. $date->get($format);
$date->setDefaultTimezone();
} else {
$res = ':'. $this->parseDate($date, $format);
}
return $res;
}
