70 lines
2.1 KiB
PHP
70 lines
2.1 KiB
PHP
<?php
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namespace Cron;
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use DateTime;
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use DateTimeZone;
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/**
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* Hours field. Allows: * , / -
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*/
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class HoursField extends AbstractField
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{
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protected $rangeStart = 0;
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protected $rangeEnd = 23;
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public function isSatisfiedBy(DateTime $date, $value)
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{
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return $this->isSatisfied($date->format('H'), $value);
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}
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public function increment(DateTime $date, $invert = false, $parts = null)
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{
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// Change timezone to UTC temporarily. This will
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// allow us to go back or forwards and hour even
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// if DST will be changed between the hours.
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if (is_null($parts) || $parts == '*') {
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$timezone = $date->getTimezone();
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$date->setTimezone(new DateTimeZone('UTC'));
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if ($invert) {
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$date->modify('-1 hour');
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} else {
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$date->modify('+1 hour');
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}
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$date->setTimezone($timezone);
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$date->setTime($date->format('H'), $invert ? 59 : 0);
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return $this;
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}
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$parts = strpos($parts, ',') !== false ? explode(',', $parts) : array($parts);
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$hours = array();
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foreach ($parts as $part) {
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$hours = array_merge($hours, $this->getRangeForExpression($part, 23));
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}
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$current_hour = $date->format('H');
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$position = $invert ? count($hours) - 1 : 0;
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if (count($hours) > 1) {
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for ($i = 0; $i < count($hours) - 1; $i++) {
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if ((!$invert && $current_hour >= $hours[$i] && $current_hour < $hours[$i + 1]) ||
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($invert && $current_hour > $hours[$i] && $current_hour <= $hours[$i + 1])) {
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$position = $invert ? $i : $i + 1;
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break;
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}
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}
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}
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$hour = $hours[$position];
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if ((!$invert && $date->format('H') >= $hour) || ($invert && $date->format('H') <= $hour)) {
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$date->modify(($invert ? '-' : '+') . '1 day');
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$date->setTime($invert ? 23 : 0, $invert ? 59 : 0);
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}
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else {
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$date->setTime($hour, $invert ? 59 : 0);
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}
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return $this;
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}
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}
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