View file File name : CronExpression_YearField.php Content :<?php /** * Year field. Allows: * , / - * * @author Michael Dowling <mtdowling@gmail.com> */ class CronExpression_YearField extends CronExpression_AbstractField { /** * {@inheritdoc} */ public function isSatisfiedBy(DateTime $date, $value) { return $this->isSatisfied($date->format('Y'), $value); } /** * {@inheritdoc} */ public function increment(DateTime $date, $invert = false) { if ($invert) { $date->modify('-1 year'); $date->setDate($date->format('Y'), 12, 31); $date->setTime(23, 59, 0); } else { $date->modify('+1 year'); $date->setDate($date->format('Y'), 1, 1); $date->setTime(0, 0, 0); } return $this; } /** * {@inheritdoc} */ public function validate($value) { return (bool) preg_match('/[\*,\/\-0-9]+/', $value); } }