This commit is contained in:
Paolo A
2024-08-13 13:44:16 +00:00
parent 1bbb23088d
commit e796d76612
4001 changed files with 30101 additions and 40075 deletions

View File

@@ -1,5 +1,7 @@
<?php
declare(strict_types=1);
namespace Cron;
use DateTime;
@@ -8,7 +10,9 @@ use DateTimeInterface;
use DateTimeZone;
use Exception;
use InvalidArgumentException;
use LogicException;
use RuntimeException;
use Webmozart\Assert\Assert;
/**
* CRON expression parser that can determine whether or not a CRON expression is
@@ -20,83 +24,147 @@ use RuntimeException;
* minute [0-59], hour [0-23], day of month, month [1-12|JAN-DEC], day of week
* [1-7|MON-SUN], and an optional year.
*
* @link http://en.wikipedia.org/wiki/Cron
* @see http://en.wikipedia.org/wiki/Cron
*/
class CronExpression
{
const MINUTE = 0;
const HOUR = 1;
const DAY = 2;
const MONTH = 3;
const WEEKDAY = 4;
const YEAR = 5;
public const MINUTE = 0;
public const HOUR = 1;
public const DAY = 2;
public const MONTH = 3;
public const WEEKDAY = 4;
/** @deprecated */
public const YEAR = 5;
public const MAPPINGS = [
'@yearly' => '0 0 1 1 *',
'@annually' => '0 0 1 1 *',
'@monthly' => '0 0 1 * *',
'@weekly' => '0 0 * * 0',
'@daily' => '0 0 * * *',
'@midnight' => '0 0 * * *',
'@hourly' => '0 * * * *',
];
/**
* @var array CRON expression parts
*/
private $cronParts;
protected $cronParts;
/**
* @var FieldFactory CRON field factory
* @var FieldFactoryInterface CRON field factory
*/
private $fieldFactory;
protected $fieldFactory;
/**
* @var int Max iteration count when searching for next run date
*/
private $maxIterationCount = 1000;
protected $maxIterationCount = 1000;
/**
* @var array Order in which to test of cron parts
*/
private static $order = array(self::YEAR, self::MONTH, self::DAY, self::WEEKDAY, self::HOUR, self::MINUTE);
protected static $order = [
self::YEAR,
self::MONTH,
self::DAY,
self::WEEKDAY,
self::HOUR,
self::MINUTE,
];
/**
* Factory method to create a new CronExpression.
*
* @param string $expression The CRON expression to create. There are
* several special predefined values which can be used to substitute the
* CRON expression:
*
* `@yearly`, `@annually` - Run once a year, midnight, Jan. 1 - 0 0 1 1 *
* `@monthly` - Run once a month, midnight, first of month - 0 0 1 * *
* `@weekly` - Run once a week, midnight on Sun - 0 0 * * 0
* `@daily` - Run once a day, midnight - 0 0 * * *
* `@hourly` - Run once an hour, first minute - 0 * * * *
* @param FieldFactory|null $fieldFactory Field factory to use
*
* @return CronExpression
* @var array<string, string>
*/
public static function factory($expression, FieldFactory $fieldFactory = null)
{
$mappings = array(
'@yearly' => '0 0 1 1 *',
'@annually' => '0 0 1 1 *',
'@monthly' => '0 0 1 * *',
'@weekly' => '0 0 * * 0',
'@daily' => '0 0 * * *',
'@hourly' => '0 * * * *'
);
private static $registeredAliases = self::MAPPINGS;
if (isset($mappings[$expression])) {
$expression = $mappings[$expression];
/**
* Registered a user defined CRON Expression Alias.
*
* @throws LogicException If the expression or the alias name are invalid
* or if the alias is already registered.
*/
public static function registerAlias(string $alias, string $expression): void
{
try {
new self($expression);
} catch (InvalidArgumentException $exception) {
throw new LogicException("The expression `$expression` is invalid", 0, $exception);
}
return new static($expression, $fieldFactory ?: new FieldFactory());
$shortcut = strtolower($alias);
if (1 !== preg_match('/^@\w+$/', $shortcut)) {
throw new LogicException("The alias `$alias` is invalid. It must start with an `@` character and contain alphanumeric (letters, numbers, regardless of case) plus underscore (_).");
}
if (isset(self::$registeredAliases[$shortcut])) {
throw new LogicException("The alias `$alias` is already registered.");
}
self::$registeredAliases[$shortcut] = $expression;
}
/**
* Unregistered a user defined CRON Expression Alias.
*
* @throws LogicException If the user tries to unregister a built-in alias
*/
public static function unregisterAlias(string $alias): bool
{
$shortcut = strtolower($alias);
if (isset(self::MAPPINGS[$shortcut])) {
throw new LogicException("The alias `$alias` is a built-in alias; it can not be unregistered.");
}
if (!isset(self::$registeredAliases[$shortcut])) {
return false;
}
unset(self::$registeredAliases[$shortcut]);
return true;
}
/**
* Tells whether a CRON Expression alias is registered.
*/
public static function supportsAlias(string $alias): bool
{
return isset(self::$registeredAliases[strtolower($alias)]);
}
/**
* Returns all registered aliases as an associated array where the aliases are the key
* and their associated expressions are the values.
*
* @return array<string, string>
*/
public static function getAliases(): array
{
return self::$registeredAliases;
}
/**
* @deprecated since version 3.0.2, use __construct instead.
*/
public static function factory(string $expression, FieldFactoryInterface $fieldFactory = null): CronExpression
{
/** @phpstan-ignore-next-line */
return new static($expression, $fieldFactory);
}
/**
* Validate a CronExpression.
*
* @param string $expression The CRON expression to validate.
* @param string $expression the CRON expression to validate
*
* @return bool True if a valid CRON expression was passed. False if not.
* @see \Cron\CronExpression::factory
*/
public static function isValidExpression($expression)
public static function isValidExpression(string $expression): bool
{
try {
self::factory($expression);
new CronExpression($expression);
} catch (InvalidArgumentException $e) {
return false;
}
@@ -105,34 +173,51 @@ class CronExpression
}
/**
* Parse a CRON expression
* Parse a CRON expression.
*
* @param string $expression CRON expression (e.g. '8 * * * *')
* @param FieldFactory|null $fieldFactory Factory to create cron fields
* @param string $expression CRON expression (e.g. '8 * * * *')
* @param null|FieldFactoryInterface $fieldFactory Factory to create cron fields
* @throws InvalidArgumentException
*/
public function __construct($expression, FieldFactory $fieldFactory = null)
public function __construct(string $expression, FieldFactoryInterface $fieldFactory = null)
{
$this->fieldFactory = $fieldFactory;
$shortcut = strtolower($expression);
$expression = self::$registeredAliases[$shortcut] ?? $expression;
$this->fieldFactory = $fieldFactory ?: new FieldFactory();
$this->setExpression($expression);
}
/**
* Set or change the CRON expression
* Set or change the CRON expression.
*
* @param string $value CRON expression (e.g. 8 * * * *)
*
* @return CronExpression
* @throws \InvalidArgumentException if not a valid CRON expression
*
* @return CronExpression
*/
public function setExpression($value)
public function setExpression(string $value): CronExpression
{
$this->cronParts = preg_split('/\s/', $value, -1, PREG_SPLIT_NO_EMPTY);
if (count($this->cronParts) < 5) {
$split = preg_split('/\s/', $value, -1, PREG_SPLIT_NO_EMPTY);
Assert::isArray($split);
$notEnoughParts = \count($split) < 5;
$questionMarkInInvalidPart = array_key_exists(0, $split) && $split[0] === '?'
|| array_key_exists(1, $split) && $split[1] === '?'
|| array_key_exists(3, $split) && $split[3] === '?';
$tooManyQuestionMarks = array_key_exists(2, $split) && $split[2] === '?'
&& array_key_exists(4, $split) && $split[4] === '?';
if ($notEnoughParts || $questionMarkInInvalidPart || $tooManyQuestionMarks) {
throw new InvalidArgumentException(
$value . ' is not a valid CRON expression'
);
}
$this->cronParts = $split;
foreach ($this->cronParts as $position => $part) {
$this->setPart($position, $part);
}
@@ -141,15 +226,16 @@ class CronExpression
}
/**
* Set part of the CRON expression
* Set part of the CRON expression.
*
* @param int $position The position of the CRON expression to set
* @param string $value The value to set
* @param int $position The position of the CRON expression to set
* @param string $value The value to set
*
* @throws \InvalidArgumentException if the value is not valid for the part
*
* @return CronExpression
* @throws \InvalidArgumentException if the value is not valid for the part
*/
public function setPart($position, $value)
public function setPart(int $position, string $value): CronExpression
{
if (!$this->fieldFactory->getField($position)->validate($value)) {
throw new InvalidArgumentException(
@@ -163,13 +249,13 @@ class CronExpression
}
/**
* Set max iteration count for searching next run dates
* Set max iteration count for searching next run dates.
*
* @param int $maxIterationCount Max iteration count when searching for next run date
*
* @return CronExpression
*/
public function setMaxIterationCount($maxIterationCount)
public function setMaxIterationCount(int $maxIterationCount): CronExpression
{
$this->maxIterationCount = $maxIterationCount;
@@ -191,16 +277,18 @@ class CronExpression
* it matches the cron expression.
* @param null|string $timeZone TimeZone to use instead of the system default
*
* @return \DateTime
* @throws \RuntimeException on too many iterations
* @throws \Exception
*
* @return \DateTime
*/
public function getNextRunDate($currentTime = 'now', $nth = 0, $allowCurrentDate = false, $timeZone = null)
public function getNextRunDate($currentTime = 'now', int $nth = 0, bool $allowCurrentDate = false, $timeZone = null): DateTime
{
return $this->getRunDate($currentTime, $nth, false, $allowCurrentDate, $timeZone);
}
/**
* Get a previous run date relative to the current date or a specific date
* Get a previous run date relative to the current date or a specific date.
*
* @param string|\DateTimeInterface $currentTime Relative calculation date
* @param int $nth Number of matches to skip before returning
@@ -208,69 +296,104 @@ class CronExpression
* current date if it matches the cron expression
* @param null|string $timeZone TimeZone to use instead of the system default
*
* @return \DateTime
* @throws \RuntimeException on too many iterations
* @throws \Exception
*
* @return \DateTime
*
* @see \Cron\CronExpression::getNextRunDate
*/
public function getPreviousRunDate($currentTime = 'now', $nth = 0, $allowCurrentDate = false, $timeZone = null)
public function getPreviousRunDate($currentTime = 'now', int $nth = 0, bool $allowCurrentDate = false, $timeZone = null): DateTime
{
return $this->getRunDate($currentTime, $nth, true, $allowCurrentDate, $timeZone);
}
/**
* Get multiple run dates starting at the current date or a specific date
* Get multiple run dates starting at the current date or a specific date.
*
* @param int $total Set the total number of dates to calculate
* @param string|\DateTimeInterface $currentTime Relative calculation date
* @param bool $invert Set to TRUE to retrieve previous dates
* @param bool $allowCurrentDate Set to TRUE to return the
* current date if it matches the cron expression
* @param null|string $timeZone TimeZone to use instead of the system default
* @param int $total Set the total number of dates to calculate
* @param string|\DateTimeInterface|null $currentTime Relative calculation date
* @param bool $invert Set to TRUE to retrieve previous dates
* @param bool $allowCurrentDate Set to TRUE to return the
* current date if it matches the cron expression
* @param null|string $timeZone TimeZone to use instead of the system default
*
* @return \DateTime[] Returns an array of run dates
*/
public function getMultipleRunDates($total, $currentTime = 'now', $invert = false, $allowCurrentDate = false, $timeZone = null)
public function getMultipleRunDates(int $total, $currentTime = 'now', bool $invert = false, bool $allowCurrentDate = false, $timeZone = null): array
{
$matches = array();
for ($i = 0; $i < max(0, $total); $i++) {
$timeZone = $this->determineTimeZone($currentTime, $timeZone);
if ('now' === $currentTime) {
$currentTime = new DateTime();
} elseif ($currentTime instanceof DateTime) {
$currentTime = clone $currentTime;
} elseif ($currentTime instanceof DateTimeImmutable) {
$currentTime = DateTime::createFromFormat('U', $currentTime->format('U'));
} elseif (\is_string($currentTime)) {
$currentTime = new DateTime($currentTime);
}
Assert::isInstanceOf($currentTime, DateTime::class);
$currentTime->setTimezone(new DateTimeZone($timeZone));
$matches = [];
for ($i = 0; $i < $total; ++$i) {
try {
$matches[] = $this->getRunDate($currentTime, $i, $invert, $allowCurrentDate, $timeZone);
$result = $this->getRunDate($currentTime, 0, $invert, $allowCurrentDate, $timeZone);
} catch (RuntimeException $e) {
break;
}
$allowCurrentDate = false;
$currentTime = clone $result;
$matches[] = $result;
}
return $matches;
}
/**
* Get all or part of the CRON expression
* Get all or part of the CRON expression.
*
* @param string $part Specify the part to retrieve or NULL to get the full
* cron schedule string.
* @param int|string|null $part specify the part to retrieve or NULL to get the full
* cron schedule string
*
* @return string|null Returns the CRON expression, a part of the
* @return null|string Returns the CRON expression, a part of the
* CRON expression, or NULL if the part was specified but not found
*/
public function getExpression($part = null)
public function getExpression($part = null): ?string
{
if (null === $part) {
return implode(' ', $this->cronParts);
} elseif (array_key_exists($part, $this->cronParts)) {
}
if (array_key_exists($part, $this->cronParts)) {
return $this->cronParts[$part];
}
return null;
}
/**
* Gets the parts of the cron expression as an array.
*
* @return string[]
* The array of parts that make up this expression.
*/
public function getParts()
{
return $this->cronParts;
}
/**
* Helper method to output the full expression.
*
* @return string Full CRON expression
*/
public function __toString()
public function __toString(): string
{
return $this->getExpression();
return (string) $this->getExpression();
}
/**
@@ -283,23 +406,25 @@ class CronExpression
*
* @return bool Returns TRUE if the cron is due to run or FALSE if not
*/
public function isDue($currentTime = 'now', $timeZone = null)
public function isDue($currentTime = 'now', $timeZone = null): bool
{
$timeZone = $this->determineTimeZone($currentTime, $timeZone);
if ('now' === $currentTime) {
$currentTime = new DateTime();
} elseif ($currentTime instanceof DateTime) {
//
$currentTime = clone $currentTime;
} elseif ($currentTime instanceof DateTimeImmutable) {
$currentTime = DateTime::createFromFormat('U', $currentTime->format('U'));
} else {
} elseif (\is_string($currentTime)) {
$currentTime = new DateTime($currentTime);
}
$currentTime->setTimeZone(new DateTimeZone($timeZone));
Assert::isInstanceOf($currentTime, DateTime::class);
$currentTime->setTimezone(new DateTimeZone($timeZone));
// drop the seconds to 0
$currentTime = DateTime::createFromFormat('Y-m-d H:i', $currentTime->format('Y-m-d H:i'));
$currentTime->setTime((int) $currentTime->format('H'), (int) $currentTime->format('i'), 0);
try {
return $this->getNextRunDate($currentTime, 0, true)->getTimestamp() === $currentTime->getTimestamp();
@@ -309,19 +434,21 @@ class CronExpression
}
/**
* Get the next or previous run date of the expression relative to a date
* Get the next or previous run date of the expression relative to a date.
*
* @param string|\DateTimeInterface $currentTime Relative calculation date
* @param int $nth Number of matches to skip before returning
* @param bool $invert Set to TRUE to go backwards in time
* @param bool $allowCurrentDate Set to TRUE to return the
* current date if it matches the cron expression
* @param string|null $timeZone TimeZone to use instead of the system default
* @param string|\DateTimeInterface|null $currentTime Relative calculation date
* @param int $nth Number of matches to skip before returning
* @param bool $invert Set to TRUE to go backwards in time
* @param bool $allowCurrentDate Set to TRUE to return the
* current date if it matches the cron expression
* @param string|null $timeZone TimeZone to use instead of the system default
*
* @throws \RuntimeException on too many iterations
* @throws Exception
*
* @return \DateTime
* @throws \RuntimeException on too many iterations
*/
protected function getRunDate($currentTime = null, $nth = 0, $invert = false, $allowCurrentDate = false, $timeZone = null)
protected function getRunDate($currentTime = null, int $nth = 0, bool $invert = false, bool $allowCurrentDate = false, $timeZone = null): DateTime
{
$timeZone = $this->determineTimeZone($currentTime, $timeZone);
@@ -329,18 +456,26 @@ class CronExpression
$currentDate = clone $currentTime;
} elseif ($currentTime instanceof DateTimeImmutable) {
$currentDate = DateTime::createFromFormat('U', $currentTime->format('U'));
} elseif (\is_string($currentTime)) {
$currentDate = new DateTime($currentTime);
} else {
$currentDate = new DateTime($currentTime ?: 'now');
$currentDate = new DateTime('now');
}
$currentDate->setTimeZone(new DateTimeZone($timeZone));
$currentDate->setTime($currentDate->format('H'), $currentDate->format('i'), 0);
Assert::isInstanceOf($currentDate, DateTime::class);
$currentDate->setTimezone(new DateTimeZone($timeZone));
// Workaround for setTime causing an offset change: https://bugs.php.net/bug.php?id=81074
$currentDate = DateTime::createFromFormat("!Y-m-d H:iO", $currentDate->format("Y-m-d H:iP"), $currentDate->getTimezone());
if ($currentDate === false) {
throw new \RuntimeException('Unable to create date from format');
}
$currentDate->setTimezone(new DateTimeZone($timeZone));
$nextRun = clone $currentDate;
$nth = (int) $nth;
// We don't have to satisfy * or null fields
$parts = array();
$fields = array();
$parts = [];
$fields = [];
foreach (self::$order as $position) {
$part = $this->getExpression($position);
if (null === $part || '*' === $part) {
@@ -350,20 +485,49 @@ class CronExpression
$fields[$position] = $this->fieldFactory->getField($position);
}
// Set a hard limit to bail on an impossible date
for ($i = 0; $i < $this->maxIterationCount; $i++) {
if (isset($parts[self::DAY]) && isset($parts[self::WEEKDAY])) {
$domExpression = sprintf('%s %s %s %s *', $this->getExpression(0), $this->getExpression(1), $this->getExpression(2), $this->getExpression(3));
$dowExpression = sprintf('%s %s * %s %s', $this->getExpression(0), $this->getExpression(1), $this->getExpression(3), $this->getExpression(4));
$domExpression = new self($domExpression);
$dowExpression = new self($dowExpression);
$domRunDates = $domExpression->getMultipleRunDates($nth + 1, $currentTime, $invert, $allowCurrentDate, $timeZone);
$dowRunDates = $dowExpression->getMultipleRunDates($nth + 1, $currentTime, $invert, $allowCurrentDate, $timeZone);
if ($parts[self::DAY] === '?' || $parts[self::DAY] === '*') {
$domRunDates = [];
}
if ($parts[self::WEEKDAY] === '?' || $parts[self::WEEKDAY] === '*') {
$dowRunDates = [];
}
$combined = array_merge($domRunDates, $dowRunDates);
usort($combined, function ($a, $b) {
return $a->format('Y-m-d H:i:s') <=> $b->format('Y-m-d H:i:s');
});
if ($invert) {
$combined = array_reverse($combined);
}
return $combined[$nth];
}
// Set a hard limit to bail on an impossible date
for ($i = 0; $i < $this->maxIterationCount; ++$i) {
foreach ($parts as $position => $part) {
$satisfied = false;
// Get the field object used to validate this part
$field = $fields[$position];
// Check if this is singular or a list
if (strpos($part, ',') === false) {
$satisfied = $field->isSatisfiedBy($nextRun, $part);
if (false === strpos($part, ',')) {
$satisfied = $field->isSatisfiedBy($nextRun, $part, $invert);
} else {
foreach (array_map('trim', explode(',', $part)) as $listPart) {
if ($field->isSatisfiedBy($nextRun, $listPart)) {
if ($field->isSatisfiedBy($nextRun, $listPart, $invert)) {
$satisfied = true;
break;
}
}
@@ -372,13 +536,14 @@ class CronExpression
// If the field is not satisfied, then start over
if (!$satisfied) {
$field->increment($nextRun, $invert, $part);
continue 2;
}
}
// Skip this match if needed
if ((!$allowCurrentDate && $nextRun == $currentDate) || --$nth > -1) {
$this->fieldFactory->getField(0)->increment($nextRun, $invert, isset($parts[0]) ? $parts[0] : null);
$this->fieldFactory->getField(self::MINUTE)->increment($nextRun, $invert, $parts[self::MINUTE] ?? null);
continue;
}
@@ -393,19 +558,19 @@ class CronExpression
/**
* Workout what timeZone should be used.
*
* @param string|\DateTimeInterface $currentTime Relative calculation date
* @param string|null $timeZone TimeZone to use instead of the system default
* @param string|\DateTimeInterface|null $currentTime Relative calculation date
* @param string|null $timeZone TimeZone to use instead of the system default
*
* @return string
*/
protected function determineTimeZone($currentTime, $timeZone)
protected function determineTimeZone($currentTime, ?string $timeZone): string
{
if (! is_null($timeZone)) {
if (null !== $timeZone) {
return $timeZone;
}
if ($currentTime instanceOf DateTimeInterface) {
return $currentTime->getTimeZone()->getName();
if ($currentTime instanceof DateTimeInterface) {
return $currentTime->getTimezone()->getName();
}
return date_default_timezone_get();