LogLevel.php

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<?php
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
namespace ‪TYPO3\CMS\Core\Log;
 
use Psr\Log\InvalidArgumentException;
 
class ‪LogLevel extends \Psr\Log\LogLevel
{
    protected static ‪$levels = [
        self::EMERGENCY,
        self::ALERT,
        self::CRITICAL,
        self::ERROR,
        self::WARNING,
        self::NOTICE,
        self::INFO,
        self::DEBUG,
    ];
 
    public static function ‪getName(int $level): string
    {
        return strtoupper(static::getInternalName($level));
    }
 
    public static function ‪getInternalName(int $level): string
    {
        ‪self::validateLevel($level);
        return static::$levels[$level];
    }
 
    public static function ‪isValidLevel(int $level): bool
    {
        return isset(static::$levels[$level]);
    }
 
    public static function ‪validateLevel(int $level): void
    {
        if (!self::isValidLevel($level)) {
            throw new InvalidArgumentException('Invalid Log Level ' . $level, 1321637121);
        }
    }
 
    public static function ‪normalizeLevel($level): int
    {
        if (is_string($level)) {
            if (!defined(__CLASS__ . '::' . strtoupper($level))) {
                throw new InvalidArgumentException('Invalid Log Level ' . $level, 1550247164);
            }
            return array_search(strtolower($level), self::$levels, true);
        }
 
        return (int)$level;
    }
 
    public static function ‪atLeast($level): array
    {
        $level = ‪self::normalizeLevel($level);
        return array_filter(self::$levels, static fn($intLevel) => $intLevel <= $level, ARRAY_FILTER_USE_KEY);
    }
}