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✏️ Editing: SplPriorityQueue.php

<?php

declare (strict_types=1);
namespace PleskMonitoring\Laminas\Stdlib;

use ReturnTypeWillChange;
use Serializable;
use UnexpectedValueException;
use function array_key_exists;
use function get_debug_type;
use function is_array;
use function serialize;
use function sprintf;
use function unserialize;
use const PHP_INT_MAX;
/**
 * Serializable version of SplPriorityQueue
 *
 * Also, provides predictable heap order for datums added with the same priority
 * (i.e., they will be emitted in the same order they are enqueued).
 *
 * @template TValue
 * @template TPriority of int
 * @extends \SplPriorityQueue<TPriority, TValue>
 */
class SplPriorityQueue extends \SplPriorityQueue implements Serializable
{
    /** @var int Seed used to ensure queue order for items of the same priority */
    protected $serial = PHP_INT_MAX;
    /**
     * Insert a value with a given priority
     *
     * Utilizes {@var $serial} to ensure that values of equal priority are
     * emitted in the same order in which they are inserted.
     *
     * @param  TValue    $value
     * @param  TPriority $priority
     * @return void
     */
    #[\ReturnTypeWillChange]
    public function insert($value, $priority)
    {
        if (!is_array($priority)) {
            $priority = [$priority, $this->serial--];
        }
        parent::insert($value, $priority);
    }
    /**
     * Serialize to an array
     *
     * Array will be priority => data pairs
     *
     * @return list<TValue>
     */
    public function toArray()
    {
        $array = [];
        foreach (clone $this as $item) {
            $array[] = $item;
        }
        return $array;
    }
    /**
     * Serialize
     *
     * @return string
     */
    public function serialize()
    {
        return serialize($this->__serialize());
    }
    /**
     * Magic method used for serializing of an instance.
     *
     * @return array
     */
    public function __serialize()
    {
        $clone = clone $this;
        $clone->setExtractFlags(self::EXTR_BOTH);
        $data = [];
        foreach ($clone as $item) {
            $data[] = $item;
        }
        return $data;
    }
    /**
     * Deserialize
     *
     * @param  string $data
     * @return void
     */
    public function unserialize($data)
    {
        $toUnserialize = unserialize($data);
        if (!is_array($toUnserialize)) {
            throw new UnexpectedValueException(sprintf('Cannot deserialize %s instance; corrupt serialization data', self::class));
        }
        $this->__unserialize($toUnserialize);
    }
    /**
     * Magic method used to rebuild an instance.
     *
     * @param array<array-key, mixed> $data Data array.
     * @return void
     */
    public function __unserialize($data)
    {
        $this->serial = PHP_INT_MAX;
        foreach ($data as $item) {
            if (!is_array($item)) {
                throw new UnexpectedValueException(sprintf('Cannot deserialize %s instance: corrupt item; expected array, received %s', self::class, get_debug_type($item)));
            }
            if (!array_key_exists('data', $item)) {
                throw new UnexpectedValueException(sprintf('Cannot deserialize %s instance: corrupt item; missing "data" element', self::class));
            }
            $priority = 1;
            if (array_key_exists('priority', $item)) {
                $priority = (int) $item['priority'];
            }
            $this->insert($item['data'], $priority);
        }
    }
}

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