logger.php

См. документацию.

<?php
 
namespace Bitrix\Sale\TradingPlatform;
 
use \Bitrix\Main\SystemException;

class Logger
{
    const LOG_LEVEL_DISABLE = 0;
    const LOG_LEVEL_ERROR = 10;
    const LOG_LEVEL_INFO = 20;
    const LOG_LEVEL_DEBUG = 30;
 
    protected $logLevel = self::LOG_LEVEL_ERROR;
    protected $severities = array();

    public function __construct($logLevel = self::LOG_LEVEL_ERROR)
    {
        $this->setLevel($logLevel);
 
        $this->severities = array(
            self::LOG_LEVEL_ERROR => "ERROR",
            self::LOG_LEVEL_INFO => "INFO",
            self::LOG_LEVEL_DEBUG => "DEBUG"
        );
    }

    public function addRecord($level, $type, $itemId, $description)
    {
        if($this->logLevel < $level || $level == static::LOG_LEVEL_DISABLE)
            return false;
 
        if(!array_key_exists($level, $this->severities))
            throw new SystemException("Unknown type of severity: ".$level.". ".__METHOD__);
 
        $eventLog = new \CEventLog;
 
        return $eventLog->Add(array(
            "SEVERITY" => $this->severities[$level],
            "AUDIT_TYPE_ID" => $type,
            "MODULE_ID" => "sale",
            "ITEM_ID" => $itemId,
            "DESCRIPTION" => $description,
        ));
    }

    public function setLevel($logLevel)
    {
        $this->logLevel = $logLevel;
    }
}