public function __construct(Date $base, $weekStart = Timestamp::WEEKDAY_MONDAY)
{
$firstDayOfMonth = Date::create($base->getYear() . '-' . $base->getMonth() . '-01');
$lastDayOfMonth = Date::create($base->getYear() . '-' . $base->getMonth() . '-' . date('t', $base->toStamp()));
$start = $firstDayOfMonth->getFirstDayOfWeek($weekStart);
$end = $lastDayOfMonth->getLastDayOfWeek($weekStart);
$this->monthRange = DateRange::create()->lazySet($firstDayOfMonth, $lastDayOfMonth);
$this->fullRange = DateRange::create()->lazySet($start, $end);
$rawDays = $this->fullRange->split();
$this->fullLength = 0;
foreach ($rawDays as $rawDay) {
$day = CalendarDay::create($rawDay->toStamp());
if ($this->monthRange->contains($day)) {
$day->setOutside(false);
} else {
$day->setOutside(true);
}
$this->days[$day->toDate()] = $day;
$weekNumber = floor($this->fullLength / 7);
if (!isset($this->weeks[$weekNumber])) {
$this->weeks[$weekNumber] = CalendarWeek::create();
}
$this->weeks[$weekNumber]->addDay($day);
++$this->fullLength;
}
++$this->fullLength;
}
public static function makeDatesListByRange(DateRange $range, IntervalUnit $unit, $hash = true)
{
$date = $unit->truncate($range->getStart());
if ('Date' == get_class($range->getStart())) {
$date = Date::create($date->toStamp());
}
$dates = [];
do {
if ($hash) {
$dates[$date->toString()] = $date;
} else {
$dates[] = $date;
}
$date = $date->spawn('+ 1' . $unit->getName());
} while ($range->getEnd()->toStamp() >= $date->toStamp());
return $dates;
}
/**
* @throws WrongArgumentException
* @return DateRange
**/
public static function makeRange($string)
{
if (substr_count($string, ' - ') === 1 || substr_count($string, '-') === 1) {
$delimiter = ' - ';
if (substr_count($string, '-') === 1) {
$delimiter = '-';
}
list($start, $finish) = explode($delimiter, $string, 2);
$start = self::toDate(trim($start));
$finish = self::toDate(trim($finish));
if ($start || $finish) {
$range = new DateRange();
$range = DateRange::create()->lazySet($start, $finish);
return $range;
} elseif (trim($string) == '-') {
return DateRange::create();
}
} elseif ($single = self::toDate(trim($string))) {
return DateRange::create()->setStart($single)->setEnd($single);
}
throw new WrongArgumentException("unknown string format '{$string}'");
}
public static function compare(DateRange $left, DateRange $right)
{
if ($left->isEmpty() && $right->isEmpty()) {
return 0;
} elseif ($left->isEmpty()) {
return 1;
} elseif ($right->isEmpty()) {
return -1;
}
$leftStart = $left->getStartStamp();
$leftEnd = $left->getEndStamp();
$rightStart = $right->getStartStamp();
$rightEnd = $right->getEndStamp();
if (!$leftStart && !$rightStart || $leftStart && $rightStart && $leftStart == $rightStart) {
if (!$leftEnd && !$rightEnd || $leftEnd && $rightEnd && $leftEnd == $rightEnd) {
return 0;
} elseif (!$leftEnd && $rightEnd) {
return 1;
} elseif ($leftEnd && !$rightEnd) {
return -1;
} elseif ($leftEnd < $rightEnd) {
return -1;
} else {
return 1;
}
} elseif (!$leftStart && $rightStart) {
return -1;
} elseif ($leftStart && !$rightStart) {
return 1;
} elseif ($leftStart < $rightStart) {
return -1;
} else {
return 1;
}
}
protected function checkRanges(DateRange $range)
{
return !($this->min && $this->min->toStamp() < $range->getStartStamp()) && !($this->max && $this->max->toStamp() > $range->getEndStamp());
}
