CBPTaskService::getOriginalTaskUserId

static function getOriginalTaskUserId($taskId, $realUserId)
{
	global $DB;
	$taskId = (int)$taskId;
	$realUserId = (int)$realUserId;

	$iterator = $DB->Query('SELECT ORIGINAL_USER_ID'
		.' FROM b_bp_task_user'
		.' WHERE TASK_ID = '.$taskId.' AND USER_ID = '.$realUserId
	);
	if ($row = $iterator->fetch())
	{
		return $row['ORIGINAL_USER_ID'] > 0 ? $row['ORIGINAL_USER_ID'] : $realUserId;
	}
	return false;
}