<?php
namespace Cron;
if (!defined('ABSPATH')) exit;
use DateTime;
class MinutesField extends AbstractField
{
 public function isSatisfiedBy(DateTime $date, $value)
 {
 return $this->isSatisfied($date->format('i'), $value);
 }
 public function increment(DateTime $date, $invert = false, $parts = null)
 {
 if (is_null($parts)) {
 if ($invert) {
 $date->modify('-1 minute');
 } else {
 $date->modify('+1 minute');
 }
 return $this;
 }
 $parts = strpos($parts, ',') !== false ? explode(',', $parts) : array($parts);
 $minutes = array();
 foreach ($parts as $part) {
 $minutes = array_merge($minutes, $this->getRangeForExpression($part, 59));
 }
 $current_minute = $date->format('i');
 $position = $invert ? count($minutes) - 1 : 0;
 if (count($minutes) > 1) {
 for ($i = 0; $i < count($minutes) - 1; $i++) {
 if ((!$invert && $current_minute >= $minutes[$i] && $current_minute < $minutes[$i + 1]) ||
 ($invert && $current_minute > $minutes[$i] && $current_minute <= $minutes[$i + 1])) {
 $position = $invert ? $i : $i + 1;
 break;
 }
 }
 }
 if ((!$invert && $current_minute >= $minutes[$position]) || ($invert && $current_minute <= $minutes[$position])) {
 $date->modify(($invert ? '-' : '+') . '1 hour');
 $date->setTime($date->format('H'), $invert ? 59 : 0);
 }
 else {
 $date->setTime($date->format('H'), $minutes[$position]);
 }
 return $this;
 }
 public function validate($value)
 {
 return (bool) preg_match('/^[\*,\/\-0-9]+$/', $value);
 }
}