serializedfield.php

См. документацию.

<?php
namespace Bitrix\Sale\Archive\Recovery;
 
use Bitrix\Main,
    Bitrix\Sale,
    Bitrix\Sale\Archive,
    Bitrix\Sale\Internals;

class SerializedField extends PackedField
{
    public function tryUnpack()
    {
        $result = new Main\Result();
        if (!unserialize($this->packedValue, ['allowed_classes' => false]))
        {
            $result->addError(new Main\Error('Unavailable value for unpacking'));
        }
        return $result;
    }
 
    public function unpack()
    {
        $value = unserialize($this->packedValue, ['allowed_classes' => [
            \Bitrix\Main\Type\DateTime::class,
            \Bitrix\Main\Type\Date::class,
            \DateTime::class,
            \DateTimeZone::class,
        ]]);
 
        if (!$value)
        {
            return null;
        }
 
        return $value;
    }
}