laipower/wp-content/plugins/wpscan/libraries/action-scheduler/lib/cron-expression/CronExpression_AbstractField.php

101 lines
2.5 KiB
PHP

<?php
/**
* Abstract CRON expression field
*
* @author Michael Dowling <mtdowling@gmail.com>
*/
abstract class CronExpression_AbstractField implements CronExpression_FieldInterface
{
/**
* Check to see if a field is satisfied by a value
*
* @param string $dateValue Date value to check
* @param string $value Value to test
*
* @return bool
*/
public function isSatisfied($dateValue, $value)
{
if ($this->isIncrementsOfRanges($value)) {
return $this->isInIncrementsOfRanges($dateValue, $value);
} elseif ($this->isRange($value)) {
return $this->isInRange($dateValue, $value);
}
return $value == '*' || $dateValue == $value;
}
/**
* Check if a value is a range
*
* @param string $value Value to test
*
* @return bool
*/
public function isRange($value)
{
return strpos($value, '-') !== false;
}
/**
* Check if a value is an increments of ranges
*
* @param string $value Value to test
*
* @return bool
*/
public function isIncrementsOfRanges($value)
{
return strpos($value, '/') !== false;
}
/**
* Test if a value is within a range
*
* @param string $dateValue Set date value
* @param string $value Value to test
*
* @return bool
*/
public function isInRange($dateValue, $value)
{
$parts = array_map('trim', explode('-', $value, 2));
return $dateValue >= $parts[0] && $dateValue <= $parts[1];
}
/**
* Test if a value is within an increments of ranges (offset[-to]/step size)
*
* @param string $dateValue Set date value
* @param string $value Value to test
*
* @return bool
*/
public function isInIncrementsOfRanges($dateValue, $value)
{
$parts = array_map('trim', explode('/', $value, 2));
$stepSize = isset($parts[1]) ? $parts[1] : 0;
if ($parts[0] == '*' || $parts[0] === '0') {
return (int) $dateValue % $stepSize == 0;
}
$range = explode('-', $parts[0], 2);
$offset = $range[0];
$to = isset($range[1]) ? $range[1] : $dateValue;
// Ensure that the date value is within the range
if ($dateValue < $offset || $dateValue > $to) {
return false;
}
for ($i = $offset; $i <= $to; $i+= $stepSize) {
if ($i == $dateValue) {
return true;
}
}
return false;
}
}