summaryrefslogtreecommitdiffstats
path: root/vendor/dragonmantank/cron-expression/src/Cron
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 12:47:35 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 12:47:35 +0000
commit5f112e7d0464d98282443b78870cdccabe42aae9 (patch)
treeaac24e989ceebb84c04de382960608c3fcef7313 /vendor/dragonmantank/cron-expression/src/Cron
parentInitial commit. (diff)
downloadicingaweb2-module-x509-5f112e7d0464d98282443b78870cdccabe42aae9.tar.xz
icingaweb2-module-x509-5f112e7d0464d98282443b78870cdccabe42aae9.zip
Adding upstream version 1:1.1.2.upstream/1%1.1.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/dragonmantank/cron-expression/src/Cron')
-rw-r--r--vendor/dragonmantank/cron-expression/src/Cron/AbstractField.php286
-rw-r--r--vendor/dragonmantank/cron-expression/src/Cron/CronExpression.php413
-rw-r--r--vendor/dragonmantank/cron-expression/src/Cron/DayOfMonthField.php145
-rw-r--r--vendor/dragonmantank/cron-expression/src/Cron/DayOfWeekField.php196
-rw-r--r--vendor/dragonmantank/cron-expression/src/Cron/FieldFactory.php54
-rw-r--r--vendor/dragonmantank/cron-expression/src/Cron/FieldInterface.php41
-rw-r--r--vendor/dragonmantank/cron-expression/src/Cron/HoursField.php85
-rw-r--r--vendor/dragonmantank/cron-expression/src/Cron/MinutesField.php75
-rw-r--r--vendor/dragonmantank/cron-expression/src/Cron/MonthField.php59
9 files changed, 1354 insertions, 0 deletions
diff --git a/vendor/dragonmantank/cron-expression/src/Cron/AbstractField.php b/vendor/dragonmantank/cron-expression/src/Cron/AbstractField.php
new file mode 100644
index 0000000..8b1072a
--- /dev/null
+++ b/vendor/dragonmantank/cron-expression/src/Cron/AbstractField.php
@@ -0,0 +1,286 @@
+<?php
+
+namespace Cron;
+
+/**
+ * Abstract CRON expression field
+ */
+abstract class AbstractField implements FieldInterface
+{
+ /**
+ * Full range of values that are allowed for this field type
+ * @var array
+ */
+ protected $fullRange = [];
+
+ /**
+ * Literal values we need to convert to integers
+ * @var array
+ */
+ protected $literals = [];
+
+ /**
+ * Start value of the full range
+ * @var integer
+ */
+ protected $rangeStart;
+
+ /**
+ * End value of the full range
+ * @var integer
+ */
+ protected $rangeEnd;
+
+ /**
+ * Constructor
+ */
+ public function __construct()
+ {
+ $this->fullRange = range($this->rangeStart, $this->rangeEnd);
+ }
+
+ /**
+ * 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)
+ {
+ $parts = array_map(function($value) {
+ $value = trim($value);
+ $value = $this->convertLiterals($value);
+ return $value;
+ },
+ 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)
+ {
+ $chunks = array_map('trim', explode('/', $value, 2));
+ $range = $chunks[0];
+ $step = isset($chunks[1]) ? $chunks[1] : 0;
+
+ // No step or 0 steps aren't cool
+ if (is_null($step) || '0' === $step || 0 === $step) {
+ return false;
+ }
+
+ // Expand the * to a full range
+ if ('*' == $range) {
+ $range = $this->rangeStart . '-' . $this->rangeEnd;
+ }
+
+ // Generate the requested small range
+ $rangeChunks = explode('-', $range, 2);
+ $rangeStart = $rangeChunks[0];
+ $rangeEnd = isset($rangeChunks[1]) ? $rangeChunks[1] : $rangeStart;
+
+ if ($rangeStart < $this->rangeStart || $rangeStart > $this->rangeEnd || $rangeStart > $rangeEnd) {
+ throw new \OutOfRangeException('Invalid range start requested');
+ }
+
+ if ($rangeEnd < $this->rangeStart || $rangeEnd > $this->rangeEnd || $rangeEnd < $rangeStart) {
+ throw new \OutOfRangeException('Invalid range end requested');
+ }
+
+ // Steps larger than the range need to wrap around and be handled slightly differently than smaller steps
+ if ($step >= $this->rangeEnd) {
+ $thisRange = [$this->fullRange[$step % count($this->fullRange)]];
+ } else {
+ $thisRange = range($rangeStart, $rangeEnd, $step);
+ }
+
+ return in_array($dateValue, $thisRange);
+ }
+
+ /**
+ * Returns a range of values for the given cron expression
+ *
+ * @param string $expression The expression to evaluate
+ * @param int $max Maximum offset for range
+ *
+ * @return array
+ */
+ public function getRangeForExpression($expression, $max)
+ {
+ $values = array();
+ $expression = $this->convertLiterals($expression);
+
+ if (strpos($expression, ',') !== false) {
+ $ranges = explode(',', $expression);
+ $values = [];
+ foreach ($ranges as $range) {
+ $expanded = $this->getRangeForExpression($range, $this->rangeEnd);
+ $values = array_merge($values, $expanded);
+ }
+ return $values;
+ }
+
+ if ($this->isRange($expression) || $this->isIncrementsOfRanges($expression)) {
+ if (!$this->isIncrementsOfRanges($expression)) {
+ list ($offset, $to) = explode('-', $expression);
+ $offset = $this->convertLiterals($offset);
+ $to = $this->convertLiterals($to);
+ $stepSize = 1;
+ }
+ else {
+ $range = array_map('trim', explode('/', $expression, 2));
+ $stepSize = isset($range[1]) ? $range[1] : 0;
+ $range = $range[0];
+ $range = explode('-', $range, 2);
+ $offset = $range[0];
+ $to = isset($range[1]) ? $range[1] : $max;
+ }
+ $offset = $offset == '*' ? $this->rangeStart : $offset;
+ if ($stepSize >= $this->rangeEnd) {
+ $values = [$this->fullRange[$stepSize % count($this->fullRange)]];
+ } else {
+ for ($i = $offset; $i <= $to; $i += $stepSize) {
+ $values[] = (int)$i;
+ }
+ }
+ sort($values);
+ }
+ else {
+ $values = array($expression);
+ }
+
+ return $values;
+ }
+
+ /**
+ * Convert literal
+ *
+ * @param string $value
+ * @return string
+ */
+ protected function convertLiterals($value)
+ {
+ if (count($this->literals)) {
+ $key = array_search($value, $this->literals);
+ if ($key !== false) {
+ return (string) $key;
+ }
+ }
+
+ return $value;
+ }
+
+ /**
+ * Checks to see if a value is valid for the field
+ *
+ * @param string $value
+ * @return bool
+ */
+ public function validate($value)
+ {
+ $value = $this->convertLiterals($value);
+
+ // All fields allow * as a valid value
+ if ('*' === $value) {
+ return true;
+ }
+
+ if (strpos($value, '/') !== false) {
+ list($range, $step) = explode('/', $value);
+ return $this->validate($range) && filter_var($step, FILTER_VALIDATE_INT);
+ }
+
+ // Validate each chunk of a list individually
+ if (strpos($value, ',') !== false) {
+ foreach (explode(',', $value) as $listItem) {
+ if (!$this->validate($listItem)) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ if (strpos($value, '-') !== false) {
+ if (substr_count($value, '-') > 1) {
+ return false;
+ }
+
+ $chunks = explode('-', $value);
+ $chunks[0] = $this->convertLiterals($chunks[0]);
+ $chunks[1] = $this->convertLiterals($chunks[1]);
+
+ if ('*' == $chunks[0] || '*' == $chunks[1]) {
+ return false;
+ }
+
+ return $this->validate($chunks[0]) && $this->validate($chunks[1]);
+ }
+
+ if (!is_numeric($value)) {
+ return false;
+ }
+
+ if (is_float($value) || strpos($value, '.') !== false) {
+ return false;
+ }
+
+ // We should have a numeric by now, so coerce this into an integer
+ $value = (int) $value;
+
+ return in_array($value, $this->fullRange, true);
+ }
+}
diff --git a/vendor/dragonmantank/cron-expression/src/Cron/CronExpression.php b/vendor/dragonmantank/cron-expression/src/Cron/CronExpression.php
new file mode 100644
index 0000000..dbb93ce
--- /dev/null
+++ b/vendor/dragonmantank/cron-expression/src/Cron/CronExpression.php
@@ -0,0 +1,413 @@
+<?php
+
+namespace Cron;
+
+use DateTime;
+use DateTimeImmutable;
+use DateTimeInterface;
+use DateTimeZone;
+use Exception;
+use InvalidArgumentException;
+use RuntimeException;
+
+/**
+ * CRON expression parser that can determine whether or not a CRON expression is
+ * due to run, the next run date and previous run date of a CRON expression.
+ * The determinations made by this class are accurate if checked run once per
+ * minute (seconds are dropped from date time comparisons).
+ *
+ * Schedule parts must map to:
+ * 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
+ */
+class CronExpression
+{
+ const MINUTE = 0;
+ const HOUR = 1;
+ const DAY = 2;
+ const MONTH = 3;
+ const WEEKDAY = 4;
+ const YEAR = 5;
+
+ /**
+ * @var array CRON expression parts
+ */
+ private $cronParts;
+
+ /**
+ * @var FieldFactory CRON field factory
+ */
+ private $fieldFactory;
+
+ /**
+ * @var int Max iteration count when searching for next run date
+ */
+ private $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);
+
+ /**
+ * 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 $fieldFactory Field factory to use
+ *
+ * @return CronExpression
+ */
+ public static function factory($expression, FieldFactory $fieldFactory = null)
+ {
+ $mappings = array(
+ '@yearly' => '0 0 1 1 *',
+ '@annually' => '0 0 1 1 *',
+ '@monthly' => '0 0 1 * *',
+ '@weekly' => '0 0 * * 0',
+ '@daily' => '0 0 * * *',
+ '@hourly' => '0 * * * *'
+ );
+
+ if (isset($mappings[$expression])) {
+ $expression = $mappings[$expression];
+ }
+
+ return new static($expression, $fieldFactory ?: new FieldFactory());
+ }
+
+ /**
+ * Validate a CronExpression.
+ *
+ * @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)
+ {
+ try {
+ self::factory($expression);
+ } catch (InvalidArgumentException $e) {
+ return false;
+ }
+
+ return true;
+ }
+
+ /**
+ * Parse a CRON expression
+ *
+ * @param string $expression CRON expression (e.g. '8 * * * *')
+ * @param FieldFactory|null $fieldFactory Factory to create cron fields
+ */
+ public function __construct($expression, FieldFactory $fieldFactory = null)
+ {
+ $this->fieldFactory = $fieldFactory ?: new FieldFactory();
+ $this->setExpression($expression);
+ }
+
+ /**
+ * Set or change the CRON expression
+ *
+ * @param string $value CRON expression (e.g. 8 * * * *)
+ *
+ * @return CronExpression
+ * @throws \InvalidArgumentException if not a valid CRON expression
+ */
+ public function setExpression($value)
+ {
+ $this->cronParts = preg_split('/\s/', $value, -1, PREG_SPLIT_NO_EMPTY);
+ if (count($this->cronParts) < 5) {
+ throw new InvalidArgumentException(
+ $value . ' is not a valid CRON expression'
+ );
+ }
+
+ foreach ($this->cronParts as $position => $part) {
+ $this->setPart($position, $part);
+ }
+
+ return $this;
+ }
+
+ /**
+ * Set part of the CRON expression
+ *
+ * @param int $position The position of the CRON expression to set
+ * @param string $value The value to set
+ *
+ * @return CronExpression
+ * @throws \InvalidArgumentException if the value is not valid for the part
+ */
+ public function setPart($position, $value)
+ {
+ if (!$this->fieldFactory->getField($position)->validate($value)) {
+ throw new InvalidArgumentException(
+ 'Invalid CRON field value ' . $value . ' at position ' . $position
+ );
+ }
+
+ $this->cronParts[$position] = $value;
+
+ return $this;
+ }
+
+ /**
+ * 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)
+ {
+ $this->maxIterationCount = $maxIterationCount;
+
+ return $this;
+ }
+
+ /**
+ * Get a next 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 a
+ * matching next run date. 0, the default, will return the
+ * current date and time if the next run date falls on the
+ * current date and time. Setting this value to 1 will
+ * skip the first match and go to the second match.
+ * Setting this value to 2 will skip the first 2
+ * matches and so on.
+ * @param bool $allowCurrentDate Set to TRUE to return the current date if
+ * it matches the cron expression.
+ * @param null|string $timeZone TimeZone to use instead of the system default
+ *
+ * @return \DateTime
+ * @throws \RuntimeException on too many iterations
+ */
+ public function getNextRunDate($currentTime = 'now', $nth = 0, $allowCurrentDate = false, $timeZone = null)
+ {
+ return $this->getRunDate($currentTime, $nth, false, $allowCurrentDate, $timeZone);
+ }
+
+ /**
+ * 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
+ * @param bool $allowCurrentDate Set to TRUE to return the
+ * current date if it matches the cron expression
+ * @param null|string $timeZone TimeZone to use instead of the system default
+ *
+ * @return \DateTime
+ * @throws \RuntimeException on too many iterations
+ * @see \Cron\CronExpression::getNextRunDate
+ */
+ public function getPreviousRunDate($currentTime = 'now', $nth = 0, $allowCurrentDate = false, $timeZone = null)
+ {
+ return $this->getRunDate($currentTime, $nth, true, $allowCurrentDate, $timeZone);
+ }
+
+ /**
+ * 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 $timeZone TimeZone to use instead of the system default
+ *
+ * @return \DateTime[] Returns an array of run dates
+ */
+ public function getMultipleRunDates($total, $currentTime = 'now', $invert = false, $allowCurrentDate = false, $timeZone = null)
+ {
+ $matches = array();
+ for ($i = 0; $i < max(0, $total); $i++) {
+ try {
+ $matches[] = $this->getRunDate($currentTime, $i, $invert, $allowCurrentDate, $timeZone);
+ } catch (RuntimeException $e) {
+ break;
+ }
+ }
+
+ return $matches;
+ }
+
+ /**
+ * Get all or part of the CRON expression
+ *
+ * @param string $part Specify the part to retrieve or NULL to get the full
+ * cron schedule string.
+ *
+ * @return string|null Returns the CRON expression, a part of the
+ * CRON expression, or NULL if the part was specified but not found
+ */
+ public function getExpression($part = null)
+ {
+ if (null === $part) {
+ return implode(' ', $this->cronParts);
+ } elseif (array_key_exists($part, $this->cronParts)) {
+ return $this->cronParts[$part];
+ }
+
+ return null;
+ }
+
+ /**
+ * Helper method to output the full expression.
+ *
+ * @return string Full CRON expression
+ */
+ public function __toString()
+ {
+ return $this->getExpression();
+ }
+
+ /**
+ * Determine if the cron is due to run based on the current date or a
+ * specific date. This method assumes that the current number of
+ * seconds are irrelevant, and should be called once per minute.
+ *
+ * @param string|\DateTimeInterface $currentTime Relative calculation date
+ * @param null|string $timeZone TimeZone to use instead of the system default
+ *
+ * @return bool Returns TRUE if the cron is due to run or FALSE if not
+ */
+ public function isDue($currentTime = 'now', $timeZone = null)
+ {
+ $timeZone = $this->determineTimeZone($currentTime, $timeZone);
+
+ if ('now' === $currentTime) {
+ $currentTime = new DateTime();
+ } elseif ($currentTime instanceof DateTime) {
+ //
+ } elseif ($currentTime instanceof DateTimeImmutable) {
+ $currentTime = DateTime::createFromFormat('U', $currentTime->format('U'));
+ } else {
+ $currentTime = new DateTime($currentTime);
+ }
+ $currentTime->setTimeZone(new DateTimeZone($timeZone));
+
+ // drop the seconds to 0
+ $currentTime = DateTime::createFromFormat('Y-m-d H:i', $currentTime->format('Y-m-d H:i'));
+
+ try {
+ return $this->getNextRunDate($currentTime, 0, true)->getTimestamp() === $currentTime->getTimestamp();
+ } catch (Exception $e) {
+ return false;
+ }
+ }
+
+ /**
+ * 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 $timeZone TimeZone to use instead of the system default
+ *
+ * @return \DateTime
+ * @throws \RuntimeException on too many iterations
+ */
+ protected function getRunDate($currentTime = null, $nth = 0, $invert = false, $allowCurrentDate = false, $timeZone = null)
+ {
+ $timeZone = $this->determineTimeZone($currentTime, $timeZone);
+
+ if ($currentTime instanceof DateTime) {
+ $currentDate = clone $currentTime;
+ } elseif ($currentTime instanceof DateTimeImmutable) {
+ $currentDate = DateTime::createFromFormat('U', $currentTime->format('U'));
+ } else {
+ $currentDate = new DateTime($currentTime ?: 'now');
+ }
+
+ $currentDate->setTimeZone(new DateTimeZone($timeZone));
+ $currentDate->setTime($currentDate->format('H'), $currentDate->format('i'), 0);
+ $nextRun = clone $currentDate;
+ $nth = (int) $nth;
+
+ // We don't have to satisfy * or null fields
+ $parts = array();
+ $fields = array();
+ foreach (self::$order as $position) {
+ $part = $this->getExpression($position);
+ if (null === $part || '*' === $part) {
+ continue;
+ }
+ $parts[$position] = $part;
+ $fields[$position] = $this->fieldFactory->getField($position);
+ }
+
+ // 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);
+ } else {
+ foreach (array_map('trim', explode(',', $part)) as $listPart) {
+ if ($field->isSatisfiedBy($nextRun, $listPart)) {
+ $satisfied = true;
+ break;
+ }
+ }
+ }
+
+ // If the field is not satisfied, then start over
+ if (!$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);
+ continue;
+ }
+
+ return $nextRun;
+ }
+
+ // @codeCoverageIgnoreStart
+ throw new RuntimeException('Impossible CRON expression');
+ // @codeCoverageIgnoreEnd
+ }
+
+ /**
+ * Workout what timeZone should be used.
+ *
+ * @param string|\DateTimeInterface $currentTime Relative calculation date
+ * @param string|null $timeZone TimeZone to use instead of the system default
+ *
+ * @return string
+ */
+ protected function determineTimeZone($currentTime, $timeZone)
+ {
+ if (! is_null($timeZone)) {
+ return $timeZone;
+ }
+
+ if ($currentTime instanceOf DateTimeInterface) {
+ return $currentTime->getTimeZone()->getName();
+ }
+
+ return date_default_timezone_get();
+ }
+}
diff --git a/vendor/dragonmantank/cron-expression/src/Cron/DayOfMonthField.php b/vendor/dragonmantank/cron-expression/src/Cron/DayOfMonthField.php
new file mode 100644
index 0000000..d4552e0
--- /dev/null
+++ b/vendor/dragonmantank/cron-expression/src/Cron/DayOfMonthField.php
@@ -0,0 +1,145 @@
+<?php
+
+namespace Cron;
+
+use DateTime;
+use DateTimeInterface;
+
+/**
+ * Day of month field. Allows: * , / - ? L W
+ *
+ * 'L' stands for "last" and specifies the last day of the month.
+ *
+ * The 'W' character is used to specify the weekday (Monday-Friday) nearest the
+ * given day. As an example, if you were to specify "15W" as the value for the
+ * day-of-month field, the meaning is: "the nearest weekday to the 15th of the
+ * month". So if the 15th is a Saturday, the trigger will fire on Friday the
+ * 14th. If the 15th is a Sunday, the trigger will fire on Monday the 16th. If
+ * the 15th is a Tuesday, then it will fire on Tuesday the 15th. However if you
+ * specify "1W" as the value for day-of-month, and the 1st is a Saturday, the
+ * trigger will fire on Monday the 3rd, as it will not 'jump' over the boundary
+ * of a month's days. The 'W' character can only be specified when the
+ * day-of-month is a single day, not a range or list of days.
+ *
+ * @author Michael Dowling <mtdowling@gmail.com>
+ */
+class DayOfMonthField extends AbstractField
+{
+ /**
+ * @inheritDoc
+ */
+ protected $rangeStart = 1;
+
+ /**
+ * @inheritDoc
+ */
+ protected $rangeEnd = 31;
+
+ /**
+ * Get the nearest day of the week for a given day in a month
+ *
+ * @param int $currentYear Current year
+ * @param int $currentMonth Current month
+ * @param int $targetDay Target day of the month
+ *
+ * @return \DateTime Returns the nearest date
+ */
+ private static function getNearestWeekday($currentYear, $currentMonth, $targetDay)
+ {
+ $tday = str_pad($targetDay, 2, '0', STR_PAD_LEFT);
+ $target = DateTime::createFromFormat('Y-m-d', "$currentYear-$currentMonth-$tday");
+ $currentWeekday = (int) $target->format('N');
+
+ if ($currentWeekday < 6) {
+ return $target;
+ }
+
+ $lastDayOfMonth = $target->format('t');
+
+ foreach (array(-1, 1, -2, 2) as $i) {
+ $adjusted = $targetDay + $i;
+ if ($adjusted > 0 && $adjusted <= $lastDayOfMonth) {
+ $target->setDate($currentYear, $currentMonth, $adjusted);
+ if ($target->format('N') < 6 && $target->format('m') == $currentMonth) {
+ return $target;
+ }
+ }
+ }
+ }
+
+ /**
+ * @inheritDoc
+ */
+ public function isSatisfiedBy(DateTimeInterface $date, $value)
+ {
+ // ? states that the field value is to be skipped
+ if ($value == '?') {
+ return true;
+ }
+
+ $fieldValue = $date->format('d');
+
+ // Check to see if this is the last day of the month
+ if ($value == 'L') {
+ return $fieldValue == $date->format('t');
+ }
+
+ // Check to see if this is the nearest weekday to a particular value
+ if (strpos($value, 'W')) {
+ // Parse the target day
+ $targetDay = substr($value, 0, strpos($value, 'W'));
+ // Find out if the current day is the nearest day of the week
+ return $date->format('j') == self::getNearestWeekday(
+ $date->format('Y'),
+ $date->format('m'),
+ $targetDay
+ )->format('j');
+ }
+
+ return $this->isSatisfied($date->format('d'), $value);
+ }
+
+ /**
+ * @inheritDoc
+ *
+ * @param \DateTime|\DateTimeImmutable &$date
+ */
+ public function increment(DateTimeInterface &$date, $invert = false)
+ {
+ if ($invert) {
+ $date = $date->modify('previous day')->setTime(23, 59);
+ } else {
+ $date = $date->modify('next day')->setTime(0, 0);
+ }
+
+ return $this;
+ }
+
+ /**
+ * @inheritDoc
+ */
+ public function validate($value)
+ {
+ $basicChecks = parent::validate($value);
+
+ // Validate that a list don't have W or L
+ if (strpos($value, ',') !== false && (strpos($value, 'W') !== false || strpos($value, 'L') !== false)) {
+ return false;
+ }
+
+ if (!$basicChecks) {
+
+ if ($value === 'L') {
+ return true;
+ }
+
+ if (preg_match('/^(.*)W$/', $value, $matches)) {
+ return $this->validate($matches[1]);
+ }
+
+ return false;
+ }
+
+ return $basicChecks;
+ }
+}
diff --git a/vendor/dragonmantank/cron-expression/src/Cron/DayOfWeekField.php b/vendor/dragonmantank/cron-expression/src/Cron/DayOfWeekField.php
new file mode 100644
index 0000000..d4ba315
--- /dev/null
+++ b/vendor/dragonmantank/cron-expression/src/Cron/DayOfWeekField.php
@@ -0,0 +1,196 @@
+<?php
+
+namespace Cron;
+
+use DateTime;
+use DateTimeInterface;
+use InvalidArgumentException;
+
+/**
+ * Day of week field. Allows: * / , - ? L #
+ *
+ * Days of the week can be represented as a number 0-7 (0|7 = Sunday)
+ * or as a three letter string: SUN, MON, TUE, WED, THU, FRI, SAT.
+ *
+ * 'L' stands for "last". It allows you to specify constructs such as
+ * "the last Friday" of a given month.
+ *
+ * '#' is allowed for the day-of-week field, and must be followed by a
+ * number between one and five. It allows you to specify constructs such as
+ * "the second Friday" of a given month.
+ */
+class DayOfWeekField extends AbstractField
+{
+ /**
+ * @inheritDoc
+ */
+ protected $rangeStart = 0;
+
+ /**
+ * @inheritDoc
+ */
+ protected $rangeEnd = 7;
+
+ /**
+ * @var array Weekday range
+ */
+ protected $nthRange;
+
+ /**
+ * @inheritDoc
+ */
+ protected $literals = [1 => 'MON', 2 => 'TUE', 3 => 'WED', 4 => 'THU', 5 => 'FRI', 6 => 'SAT', 7 => 'SUN'];
+
+ /**
+ * Constructor
+ */
+ public function __construct()
+ {
+ $this->nthRange = range(1, 5);
+ parent::__construct();
+ }
+
+ /**
+ * @inheritDoc
+ *
+ * @param \DateTime|\DateTimeImmutable $date
+ */
+ public function isSatisfiedBy(DateTimeInterface $date, $value)
+ {
+ if ($value == '?') {
+ return true;
+ }
+
+ // Convert text day of the week values to integers
+ $value = $this->convertLiterals($value);
+
+ $currentYear = $date->format('Y');
+ $currentMonth = $date->format('m');
+ $lastDayOfMonth = $date->format('t');
+
+ // Find out if this is the last specific weekday of the month
+ if (strpos($value, 'L')) {
+ $weekday = (int) $this->convertLiterals(substr($value, 0, strpos($value, 'L')));
+ $weekday %= 7;
+
+ $tdate = clone $date;
+ $tdate = $tdate->setDate($currentYear, $currentMonth, $lastDayOfMonth);
+ while ($tdate->format('w') != $weekday) {
+ $tdateClone = new DateTime();
+ $tdate = $tdateClone
+ ->setTimezone($tdate->getTimezone())
+ ->setDate($currentYear, $currentMonth, --$lastDayOfMonth);
+ }
+
+ return $date->format('j') == $lastDayOfMonth;
+ }
+
+ // Handle # hash tokens
+ if (strpos($value, '#')) {
+ list($weekday, $nth) = explode('#', $value);
+
+ if (!is_numeric($nth)) {
+ throw new InvalidArgumentException("Hashed weekdays must be numeric, {$nth} given");
+ } else {
+ $nth = (int) $nth;
+ }
+
+ // 0 and 7 are both Sunday, however 7 matches date('N') format ISO-8601
+ if ($weekday === '0') {
+ $weekday = 7;
+ }
+
+ $weekday = $this->convertLiterals($weekday);
+
+ // Validate the hash fields
+ if ($weekday < 0 || $weekday > 7) {
+ throw new InvalidArgumentException("Weekday must be a value between 0 and 7. {$weekday} given");
+ }
+
+ if (!in_array($nth, $this->nthRange)) {
+ throw new InvalidArgumentException("There are never more than 5 or less than 1 of a given weekday in a month, {$nth} given");
+ }
+
+ // The current weekday must match the targeted weekday to proceed
+ if ($date->format('N') != $weekday) {
+ return false;
+ }
+
+ $tdate = clone $date;
+ $tdate = $tdate->setDate($currentYear, $currentMonth, 1);
+ $dayCount = 0;
+ $currentDay = 1;
+ while ($currentDay < $lastDayOfMonth + 1) {
+ if ($tdate->format('N') == $weekday) {
+ if (++$dayCount >= $nth) {
+ break;
+ }
+ }
+ $tdate = $tdate->setDate($currentYear, $currentMonth, ++$currentDay);
+ }
+
+ return $date->format('j') == $currentDay;
+ }
+
+ // Handle day of the week values
+ if (strpos($value, '-')) {
+ $parts = explode('-', $value);
+ if ($parts[0] == '7') {
+ $parts[0] = '0';
+ } elseif ($parts[1] == '0') {
+ $parts[1] = '7';
+ }
+ $value = implode('-', $parts);
+ }
+
+ // Test to see which Sunday to use -- 0 == 7 == Sunday
+ $format = in_array(7, str_split($value)) ? 'N' : 'w';
+ $fieldValue = $date->format($format);
+
+ return $this->isSatisfied($fieldValue, $value);
+ }
+
+ /**
+ * @inheritDoc
+ *
+ * @param \DateTime|\DateTimeImmutable &$date
+ */
+ public function increment(DateTimeInterface &$date, $invert = false)
+ {
+ if ($invert) {
+ $date = $date->modify('-1 day')->setTime(23, 59, 0);
+ } else {
+ $date = $date->modify('+1 day')->setTime(0, 0, 0);
+ }
+
+ return $this;
+ }
+
+ /**
+ * @inheritDoc
+ */
+ public function validate($value)
+ {
+ $basicChecks = parent::validate($value);
+
+ if (!$basicChecks) {
+ // Handle the # value
+ if (strpos($value, '#') !== false) {
+ $chunks = explode('#', $value);
+ $chunks[0] = $this->convertLiterals($chunks[0]);
+
+ if (parent::validate($chunks[0]) && is_numeric($chunks[1]) && in_array($chunks[1], $this->nthRange)) {
+ return true;
+ }
+ }
+
+ if (preg_match('/^(.*)L$/', $value, $matches)) {
+ return $this->validate($matches[1]);
+ }
+
+ return false;
+ }
+
+ return $basicChecks;
+ }
+}
diff --git a/vendor/dragonmantank/cron-expression/src/Cron/FieldFactory.php b/vendor/dragonmantank/cron-expression/src/Cron/FieldFactory.php
new file mode 100644
index 0000000..545e4b8
--- /dev/null
+++ b/vendor/dragonmantank/cron-expression/src/Cron/FieldFactory.php
@@ -0,0 +1,54 @@
+<?php
+
+namespace Cron;
+
+use InvalidArgumentException;
+
+/**
+ * CRON field factory implementing a flyweight factory
+ * @link http://en.wikipedia.org/wiki/Cron
+ */
+class FieldFactory
+{
+ /**
+ * @var array Cache of instantiated fields
+ */
+ private $fields = array();
+
+ /**
+ * Get an instance of a field object for a cron expression position
+ *
+ * @param int $position CRON expression position value to retrieve
+ *
+ * @return FieldInterface
+ * @throws InvalidArgumentException if a position is not valid
+ */
+ public function getField($position)
+ {
+ if (!isset($this->fields[$position])) {
+ switch ($position) {
+ case 0:
+ $this->fields[$position] = new MinutesField();
+ break;
+ case 1:
+ $this->fields[$position] = new HoursField();
+ break;
+ case 2:
+ $this->fields[$position] = new DayOfMonthField();
+ break;
+ case 3:
+ $this->fields[$position] = new MonthField();
+ break;
+ case 4:
+ $this->fields[$position] = new DayOfWeekField();
+ break;
+ default:
+ throw new InvalidArgumentException(
+ ($position + 1) . ' is not a valid position'
+ );
+ }
+ }
+
+ return $this->fields[$position];
+ }
+}
diff --git a/vendor/dragonmantank/cron-expression/src/Cron/FieldInterface.php b/vendor/dragonmantank/cron-expression/src/Cron/FieldInterface.php
new file mode 100644
index 0000000..f8366ea
--- /dev/null
+++ b/vendor/dragonmantank/cron-expression/src/Cron/FieldInterface.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace Cron;
+
+use DateTimeInterface;
+
+/**
+ * CRON field interface
+ */
+interface FieldInterface
+{
+ /**
+ * Check if the respective value of a DateTime field satisfies a CRON exp
+ *
+ * @param DateTimeInterface $date DateTime object to check
+ * @param string $value CRON expression to test against
+ *
+ * @return bool Returns TRUE if satisfied, FALSE otherwise
+ */
+ public function isSatisfiedBy(DateTimeInterface $date, $value);
+
+ /**
+ * When a CRON expression is not satisfied, this method is used to increment
+ * or decrement a DateTime object by the unit of the cron field
+ *
+ * @param DateTimeInterface &$date DateTime object to change
+ * @param bool $invert (optional) Set to TRUE to decrement
+ *
+ * @return FieldInterface
+ */
+ public function increment(DateTimeInterface &$date, $invert = false);
+
+ /**
+ * Validates a CRON expression for a given field
+ *
+ * @param string $value CRON expression value to validate
+ *
+ * @return bool Returns TRUE if valid, FALSE otherwise
+ */
+ public function validate($value);
+}
diff --git a/vendor/dragonmantank/cron-expression/src/Cron/HoursField.php b/vendor/dragonmantank/cron-expression/src/Cron/HoursField.php
new file mode 100644
index 0000000..628218a
--- /dev/null
+++ b/vendor/dragonmantank/cron-expression/src/Cron/HoursField.php
@@ -0,0 +1,85 @@
+<?php
+
+namespace Cron;
+
+use DateTimeInterface;
+use DateTimeZone;
+
+/**
+ * Hours field. Allows: * , / -
+ */
+class HoursField extends AbstractField
+{
+ /**
+ * @inheritDoc
+ */
+ protected $rangeStart = 0;
+
+ /**
+ * @inheritDoc
+ */
+ protected $rangeEnd = 23;
+
+ /**
+ * @inheritDoc
+ */
+ public function isSatisfiedBy(DateTimeInterface $date, $value)
+ {
+ if ($value == '?') {
+ return true;
+ }
+
+ return $this->isSatisfied($date->format('H'), $value);
+ }
+
+ /**
+ * {@inheritDoc}
+ *
+ * @param \DateTime|\DateTimeImmutable &$date
+ * @param string|null $parts
+ */
+ public function increment(DateTimeInterface &$date, $invert = false, $parts = null)
+ {
+ // Change timezone to UTC temporarily. This will
+ // allow us to go back or forwards and hour even
+ // if DST will be changed between the hours.
+ if (is_null($parts) || $parts == '*') {
+ $timezone = $date->getTimezone();
+ $date = $date->setTimezone(new DateTimeZone('UTC'));
+ $date = $date->modify(($invert ? '-' : '+') . '1 hour');
+ $date = $date->setTimezone($timezone);
+
+ $date = $date->setTime($date->format('H'), $invert ? 59 : 0);
+ return $this;
+ }
+
+ $parts = strpos($parts, ',') !== false ? explode(',', $parts) : array($parts);
+ $hours = array();
+ foreach ($parts as $part) {
+ $hours = array_merge($hours, $this->getRangeForExpression($part, 23));
+ }
+
+ $current_hour = $date->format('H');
+ $position = $invert ? count($hours) - 1 : 0;
+ if (count($hours) > 1) {
+ for ($i = 0; $i < count($hours) - 1; $i++) {
+ if ((!$invert && $current_hour >= $hours[$i] && $current_hour < $hours[$i + 1]) ||
+ ($invert && $current_hour > $hours[$i] && $current_hour <= $hours[$i + 1])) {
+ $position = $invert ? $i : $i + 1;
+ break;
+ }
+ }
+ }
+
+ $hour = $hours[$position];
+ if ((!$invert && $date->format('H') >= $hour) || ($invert && $date->format('H') <= $hour)) {
+ $date = $date->modify(($invert ? '-' : '+') . '1 day');
+ $date = $date->setTime($invert ? 23 : 0, $invert ? 59 : 0);
+ }
+ else {
+ $date = $date->setTime($hour, $invert ? 59 : 0);
+ }
+
+ return $this;
+ }
+}
diff --git a/vendor/dragonmantank/cron-expression/src/Cron/MinutesField.php b/vendor/dragonmantank/cron-expression/src/Cron/MinutesField.php
new file mode 100644
index 0000000..fecc9b6
--- /dev/null
+++ b/vendor/dragonmantank/cron-expression/src/Cron/MinutesField.php
@@ -0,0 +1,75 @@
+<?php
+
+namespace Cron;
+
+use DateTimeInterface;
+
+/**
+ * Minutes field. Allows: * , / -
+ */
+class MinutesField extends AbstractField
+{
+ /**
+ * @inheritDoc
+ */
+ protected $rangeStart = 0;
+
+ /**
+ * @inheritDoc
+ */
+ protected $rangeEnd = 59;
+
+ /**
+ * @inheritDoc
+ */
+ public function isSatisfiedBy(DateTimeInterface $date, $value)
+ {
+ if ($value == '?') {
+ return true;
+ }
+
+ return $this->isSatisfied($date->format('i'), $value);
+ }
+
+ /**
+ * {@inheritDoc}
+ *
+ * @param \DateTime|\DateTimeImmutable &$date
+ * @param string|null $parts
+ */
+ public function increment(DateTimeInterface &$date, $invert = false, $parts = null)
+ {
+ if (is_null($parts)) {
+ $date = $date->modify(($invert ? '-' : '+') . '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 = $date->modify(($invert ? '-' : '+') . '1 hour');
+ $date = $date->setTime($date->format('H'), $invert ? 59 : 0);
+ }
+ else {
+ $date = $date->setTime($date->format('H'), $minutes[$position]);
+ }
+
+ return $this;
+ }
+}
diff --git a/vendor/dragonmantank/cron-expression/src/Cron/MonthField.php b/vendor/dragonmantank/cron-expression/src/Cron/MonthField.php
new file mode 100644
index 0000000..afc9caf
--- /dev/null
+++ b/vendor/dragonmantank/cron-expression/src/Cron/MonthField.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace Cron;
+
+use DateTimeInterface;
+
+/**
+ * Month field. Allows: * , / -
+ */
+class MonthField extends AbstractField
+{
+ /**
+ * @inheritDoc
+ */
+ protected $rangeStart = 1;
+
+ /**
+ * @inheritDoc
+ */
+ protected $rangeEnd = 12;
+
+ /**
+ * @inheritDoc
+ */
+ protected $literals = [1 => 'JAN', 2 => 'FEB', 3 => 'MAR', 4 => 'APR', 5 => 'MAY', 6 => 'JUN', 7 => 'JUL',
+ 8 => 'AUG', 9 => 'SEP', 10 => 'OCT', 11 => 'NOV', 12 => 'DEC'];
+
+ /**
+ * @inheritDoc
+ */
+ public function isSatisfiedBy(DateTimeInterface $date, $value)
+ {
+ if ($value == '?') {
+ return true;
+ }
+
+ $value = $this->convertLiterals($value);
+
+ return $this->isSatisfied($date->format('m'), $value);
+ }
+
+ /**
+ * @inheritDoc
+ *
+ * @param \DateTime|\DateTimeImmutable &$date
+ */
+ public function increment(DateTimeInterface &$date, $invert = false)
+ {
+ if ($invert) {
+ $date = $date->modify('last day of previous month')->setTime(23, 59);
+ } else {
+ $date = $date->modify('first day of next month')->setTime(0, 0);
+ }
+
+ return $this;
+ }
+
+
+}