77 lines
2.0 KiB
PHP
77 lines
2.0 KiB
PHP
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<?php
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declare(strict_types=1);
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/*
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* This file is part of the nelexa/zip package.
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* (c) Ne-Lexa <https://github.com/Ne-Lexa/php-zip>
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace PhpZip\Constants;
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use PhpZip\Exception\InvalidArgumentException;
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final class ZipEncryptionMethod
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{
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public const NONE = -1;
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/** @var int Traditional PKWARE encryption. */
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public const PKWARE = 0;
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/** @var int WinZip AES-256 */
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public const WINZIP_AES_256 = 1;
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/** @var int WinZip AES-128 */
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public const WINZIP_AES_128 = 2;
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/** @var int WinZip AES-192 */
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public const WINZIP_AES_192 = 3;
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/** @var array<int, string> */
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private const ENCRYPTION_METHODS = [
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self::NONE => 'no encryption',
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self::PKWARE => 'Traditional PKWARE encryption',
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self::WINZIP_AES_128 => 'WinZip AES-128',
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self::WINZIP_AES_192 => 'WinZip AES-192',
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self::WINZIP_AES_256 => 'WinZip AES-256',
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];
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public static function getEncryptionMethodName(int $value): string
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{
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return self::ENCRYPTION_METHODS[$value] ?? 'Unknown Encryption Method';
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}
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public static function hasEncryptionMethod(int $encryptionMethod): bool
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{
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return isset(self::ENCRYPTION_METHODS[$encryptionMethod]);
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}
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public static function isWinZipAesMethod(int $encryptionMethod): bool
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{
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return \in_array(
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$encryptionMethod,
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[
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self::WINZIP_AES_256,
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self::WINZIP_AES_192,
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self::WINZIP_AES_128,
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],
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true
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);
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}
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/**
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* @throws InvalidArgumentException
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*/
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public static function checkSupport(int $encryptionMethod): void
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{
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if (!self::hasEncryptionMethod($encryptionMethod)) {
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throw new InvalidArgumentException(sprintf(
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'Encryption method %d is not supported.',
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$encryptionMethod
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));
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}
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}
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}
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