public function getString($timezoneType = self::TZ_FLOAT)
{
$format = 'Ymd\\THis';
$parts = array();
// FREQ
$parts[] = 'FREQ=' . $this->getFreqAsText();
// UNTIL or COUNT
$until = $this->getUntil();
$count = $this->getCount();
if (!empty($until)) {
if ($timezoneType === self::TZ_FIXED) {
$u = clone $until;
$u->setTimezone(new \DateTimeZone('UTC'));
$parts[] = 'UNTIL=' . $u->format($format . '\\Z');
} else {
$parts[] = 'UNTIL=' . $until->format($format);
}
} elseif (!empty($count)) {
$parts[] = 'COUNT=' . $count;
}
// DTSTART
if ($this->isStartDateFromDtstart) {
if ($timezoneType === self::TZ_FIXED) {
$d = $this->getStartDate();
$tzid = $d->getTimezone()->getName();
$date = $d->format($format);
$parts[] = "DTSTART;TZID={$tzid}:{$date}";
} else {
$parts[] = 'DTSTART=' . $this->getStartDate()->format($format);
}
}
// DTEND
if ($this->endDate instanceof \DateTime) {
if ($timezoneType === self::TZ_FIXED) {
$d = $this->getEndDate();
$tzid = $d->getTimezone()->getName();
$date = $d->format($format);
$parts[] = "DTEND;TZID={$tzid}:{$date}";
} else {
$parts[] = 'DTEND=' . $this->getEndDate()->format($format);
}
}
// INTERVAL
$interval = $this->getInterval();
if ($this->isExplicitInterval && !empty($interval)) {
$parts[] = 'INTERVAL=' . $interval;
}
// BYSECOND
$bySecond = $this->getBySecond();
if (!empty($bySecond)) {
$parts[] = 'BYSECOND=' . implode(',', $bySecond);
}
// BYMINUTE
$byMinute = $this->getByMinute();
if (!empty($byMinute)) {
$parts[] = 'BYMINUTE=' . implode(',', $byMinute);
}
// BYHOUR
$byHour = $this->getByHour();
if (!empty($byHour)) {
$parts[] = 'BYHOUR=' . implode(',', $byHour);
}
// BYDAY
$byDay = $this->getByDay();
if (!empty($byDay)) {
$parts[] = 'BYDAY=' . implode(',', $byDay);
}
// BYMONTHDAY
$byMonthDay = $this->getByMonthDay();
if (!empty($byMonthDay)) {
$parts[] = 'BYMONTHDAY=' . implode(',', $byMonthDay);
}
// BYYEARDAY
$byYearDay = $this->getByYearDay();
if (!empty($byYearDay)) {
$parts[] = 'BYYEARDAY=' . implode(',', $byYearDay);
}
// BYWEEKNO
$byWeekNumber = $this->getByWeekNumber();
if (!empty($byWeekNumber)) {
$parts[] = 'BYWEEKNO=' . implode(',', $byWeekNumber);
}
// BYMONTH
$byMonth = $this->getByMonth();
if (!empty($byMonth)) {
$parts[] = 'BYMONTH=' . implode(',', $byMonth);
}
// BYSETPOS
$bySetPosition = $this->getBySetPosition();
if (!empty($bySetPosition)) {
$parts[] = 'BYSETPOS=' . implode(',', $bySetPosition);
}
// WKST
$weekStart = $this->getWeekStart();
if ($this->weekStartDefined && !empty($weekStart)) {
$parts[] = 'WKST=' . $weekStart;
}
// RDATE
$rDates = $this->getRDates();
if (!empty($rDates)) {
foreach ($rDates as $key => $inclusion) {
$format = 'Ymd';
if ($inclusion->hasTime) {
$format .= '\\THis';
if ($inclusion->isUtcExplicit) {
$format .= '\\Z';
}
}
$rDates[$key] = $inclusion->date->format($format);
}
$parts[] = 'RDATE=' . implode(',', $rDates);
}
// EXDATE
$exDates = $this->getExDates();
if (!empty($exDates)) {
foreach ($exDates as $key => $exclusion) {
$format = 'Ymd';
if ($exclusion->hasTime) {
$format .= '\\THis';
if ($exclusion->isUtcExplicit) {
$format .= '\\Z';
}
}
$exDates[$key] = $exclusion->date->format($format);
}
$parts[] = 'EXDATE=' . implode(',', $exDates);
}
return implode(';', $parts);
}
