resultserializable.php

См. документацию.

<?
namespace Bitrix\Sale;
 
use Bitrix\Main\Error;
use Bitrix\Main\ErrorCollection;
use Bitrix\Main\Text\Encoding;
use Serializable;

class ResultSerializable
    extends Result
    implements Serializable
{
    public function serialize(): ?string
    {
        return serialize($this);
    }
 
    public function unserialize($data): void
    {
        $vars = unserialize($data, ['allowed_classes' => [static::class]]);
        $this->__unserialize($vars);
    }
 
    public function __serialize(): array
    {
        $result = get_object_vars($this);
 
        foreach($result as $name => $value)
            if(empty($value))
                unset($result[$name]);
 
        $result['errors'] = array();
 
        if($this->errors)
        {
            foreach($this->errors->toArray() as $error)
            {
                $result['errors'][] = array(
                    'code' => $error->getCode(),
                    'message' => $error->getMessage()
                );
            }
        }
 
        $result['CHARSET'] = mb_strtoupper(SITE_CHARSET);
 
        return $result;
    }
 
    public function __unserialize(array $vars): void
    {
        $isNeedRecode = !empty($vars['CHARSET']) && $vars['CHARSET'] != mb_strtoupper(SITE_CHARSET);
        $this->errors = new ErrorCollection();
 
        foreach($vars as $name => $value)
        {
            if(!property_exists($this, $name))
                continue;
 
            if($name == 'errors')
            {
                foreach($value as $error)
                {
                    if($isNeedRecode)
                        $error['message'] = Encoding::convertEncoding($error['message'], $vars['CHARSET'], SITE_CHARSET);
 
                    $this->addError(new Error($error['message'], $error['code']));
                }
            }
            else
            {
                if($isNeedRecode)
                    $value = Encoding::convertEncoding($value, $vars['CHARSET'], SITE_CHARSET);
 
                $this->$name = $value;
            }
        }
    }
}