protected function prepareDateElements()
{
// if the interval isn't set, set it.
if (!isset($this->interval)) {
$this->interval = 1;
}
// must have a frequency
if (!isset($this->freq) && Valid::byFreqValid($this->freq, $this->byweeknos, $this->byyeardays, $this->bymonthdays)) {
throw new FrequencyRequired();
}
if (!isset($this->count)) {
$this->count = 200;
}
// "Similarly, if the BYMINUTE, BYHOUR, BYDAY,
// BYMONTHDAY, or BYMONTH rule part were missing, the appropriate
// minute, hour, day, or month would have been retrieved from the
// "DTSTART" property."
// if there is no startDate, make it now
if (!$this->startDate) {
$this->startDate = new \DateTime();
}
// the calendar repeats itself every 400 years, so if a date
// doesn't exist for 400 years, I don't think it will ever
// occur
if (!isset($this->until)) {
$this->until = new \DateTime();
$this->until->add(new \DateInterval('P400Y'));
}
if (!isset($this->byminutes)) {
$this->byminutes = array((int) $this->startDate->format('i'));
}
if (!isset($this->byhours)) {
$this->byhours = array((int) $this->startDate->format('G'));
}
if (!isset($this->byseconds)) {
$this->byseconds = array((int) $this->startDate->format('s'));
}
if (!isset($this->wkst)) {
$this->wkst = "mo";
}
/*if (!isset($this->bydays))
{
$dayOfWeek = $this->startDate->format('l');
$dayOfWeekAbr = strtolower(substr($dayOfWeek, 0, 2));
$this->bydays = array($dayOfWeekAbr);
}*/
if ($this->freq === "monthly") {
if (!isset($this->bymonthdays) && !isset($this->bydays)) {
$this->bymonthdays = array((int) $this->startDate->format('j'));
}
}
if ($this->freq === "weekly") {
if (!isset($this->bymonthdays) && !isset($this->bydays)) {
$dayOfWeek = $this->startDate->format('l');
$dayOfWeekAbr = strtolower(substr($dayOfWeek, 0, 2));
$this->bydays = array("0" . $dayOfWeekAbr);
}
}
if ($this->freq === "yearly") {
if (!isset($this->bydays) && !isset($this->bymonths) && !isset($this->bymonthdays) && !isset($this->byyeardays) && !isset($this->byweeknos) && !isset($this->bysetpos)) {
$this->bymonth($this->startDate->format('n'));
}
}
}
