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<?php
namespace Bitrix\Main\Grid\Row\Assembler\Field;
use Bitrix\Main\Grid\Row\FieldAssembler;
use Bitrix\Main\UserTable;
use CSite;
use CUser;
/**
* Assembles row values of user type columns.
*/
class UserFieldAssembler extends FieldAssembler
{
private array $userCache = [];
/**
* Load user name.
*
* @internal for get username use `getUserName` method.
*
* @param int $userId
*
* @return string returns empty string if not found user.
*/
protected function loadUserName(int $userId): string
{
$nameFormat = CSite::GetNameFormat();
$row = UserTable::getRow([
'select' => [
'ID',
'LOGIN',
'NAME',
'LAST_NAME',
'SECOND_NAME',
'EMAIL',
'TITLE',
],
'filter' => [
'=ID' => $userId,
],
]);
if ($row)
{
return CUser::FormatName($nameFormat, $row, true, true);
}
return '';
}
/**
* Get user name.
*
* @param int $userId
*
* @return string|null
*/
private function getUserName(int $userId): ?string
{
if (!isset($this->userCache[$userId]))
{
$this->userCache[$userId] = $this->loadUserName($userId);
}
return $this->userCache[$userId];
}
/**
* @param mixed $value
*
* @return string|null
*/
protected function prepareColumn($value)
{
if (isset($value) && is_numeric($value))
{
$value = (int)$value;
if ($value > 0)
{
return $this->getUserName($value);
}
}
return null;
}
}