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<?php |
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namespace CalendR\Period; |
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/** |
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* Represents a Month. |
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* |
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* @author Yohan Giarelli <[email protected]> |
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*/ |
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class Month extends PeriodAbstract implements \Iterator |
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{ |
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/** |
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* @var PeriodInterface |
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*/ |
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private $current; |
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/** |
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* Returns the period as a DatePeriod. |
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* |
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* @return \DatePeriod |
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*/ |
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public function getDatePeriod() |
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{ |
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return new \DatePeriod($this->begin, new \DateInterval('P1D'), $this->end); |
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} |
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/** |
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* Returns a Day array. |
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* |
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* @return array<Day> |
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*/ |
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public function getDays() |
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{ |
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$days = array(); |
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foreach ($this->getDatePeriod() as $date) { |
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$days[] = $this->getFactory()->createDay($date); |
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} |
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return $days; |
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} |
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/** |
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* Returns the first day of the first week of month. |
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* First day of week is configurable via {@link Factory:setOption()}. |
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* |
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* @return \DateTime |
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*/ |
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public function getFirstDayOfFirstWeek() |
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{ |
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return $this->getFactory()->findFirstDayOfWeek($this->begin); |
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} |
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/** |
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* Returns a Range period beginning at the first day of first week of this month, |
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* and ending at the last day of the last week of this month. |
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* |
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* @return Range |
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*/ |
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public function getExtendedMonth() |
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{ |
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return $this->getFactory()->createRange($this->getFirstDayOfFirstWeek(), $this->getLastDayOfLastWeek()); |
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} |
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/** |
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* Returns the last day of last week of month |
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* First day of week is configurable via {@link Factory::setOption()}. |
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* |
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* @return \DateTime |
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*/ |
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public function getLastDayOfLastWeek() |
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{ |
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$lastDay = clone $this->end; |
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$lastDay->sub(new \DateInterval('P1D')); |
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return $this->getFactory()->findFirstDayOfWeek($lastDay)->add(new \DateInterval('P6D')); |
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} |
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/* |
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* Iterator implementation |
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*/ |
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/** |
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* @return Week |
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*/ |
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public function current() |
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{ |
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return $this->current; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function next() |
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{ |
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if (!$this->valid()) { |
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$this->current = $this->getFactory()->createWeek($this->getFirstDayOfFirstWeek()); |
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} else { |
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$this->current = $this->current->getNext(); |
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if ($this->current->getBegin()->format('m') != $this->begin->format('m')) { |
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$this->current = null; |
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} |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function key() |
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{ |
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return $this->current->getBegin()->format('W'); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function valid() |
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{ |
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return null !== $this->current(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function rewind() |
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{ |
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$this->current = null; |
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$this->next(); |
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} |
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/** |
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* Returns the month name (probably in english). |
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* |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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return $this->format('F'); |
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} |
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/** |
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* @param \DateTime $start |
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* |
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* @return bool |
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*/ |
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public static function isValid(\DateTime $start) |
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{ |
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return $start->format('d H:i:s') === '01 00:00:00'; |
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} |
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/** |
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* Returns a \DateInterval equivalent to the period. |
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* |
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* @return \DateInterval |
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*/ |
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public static function getDateInterval() |
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{ |
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return new \DateInterval('P1M'); |
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} |
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} |
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yohang /
CalendR
