AbstractPasswordValidator.php

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<?php
 
declare(strict_types=1);
 
/*
 * 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\PasswordPolicy\Validator;
 
use Psr\Http\Message\ServerRequestInterface;
use ‪TYPO3\CMS\Core\Http\ApplicationType;
use ‪TYPO3\CMS\Core\Localization\LanguageService;
use ‪TYPO3\CMS\Core\Localization\LanguageServiceFactory;
use ‪TYPO3\CMS\Core\PasswordPolicy\Validator\Dto\ContextData;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
abstract class ‪AbstractPasswordValidator
{
    private array ‪$requirements = [];
    private array ‪$errorMessages = [];
 
    public function ‪__construct(protected array $options = [])
    {
        $this->‪initializeRequirements();
    }
 
    public function ‪initializeRequirements(): void {}
 
    public function ‪validate(string $password, ?‪ContextData $contextData = null): bool
    {
        return false;
    }
 
    final public function ‪getRequirements(): array
    {
        return array_map(htmlspecialchars(...), $this->requirements);
    }
 
    final protected function ‪addRequirement(string ‪$identifier, string $message): void
    {
        $classIdentifier = $this->‪getClassId();
        $this->requirements[$classIdentifier . ‪$identifier] = $message;
    }
 
    final public function ‪getErrorMessages(): array
    {
        return ‪$this->errorMessages;
    }
 
    final protected function ‪addErrorMessage(string ‪$identifier, string $errorMessage): void
    {
        $classIdentifier = $this->‪getClassId();
        $this->errorMessages[$classIdentifier . ‪$identifier] = $errorMessage;
    }
 
    private function ‪getClassId(): string
    {
        $classParts = explode('\\', static::class);
        return lcfirst(end($classParts)) . '.';
    }
 
    protected function ‪getLanguageService(): ‪LanguageService
    {
        $request = ‪$GLOBALS['TYPO3_REQUEST'] ?? null;
        if ($request instanceof ServerRequestInterface && ‪ApplicationType::fromRequest($request)->isFrontend()) {
            $languageServiceFactory = GeneralUtility::makeInstance(LanguageServiceFactory::class);
            return $languageServiceFactory->createFromSiteLanguage($request->getAttribute('language')
                ?? $request->getAttribute('site')->getDefaultLanguage());
        }
 
        if ((‪$GLOBALS['LANG'] ?? null) instanceof ‪LanguageService) {
            return ‪$GLOBALS['LANG'];
        }
 
        $languageServiceFactory = GeneralUtility::makeInstance(LanguageServiceFactory::class);
        return $languageServiceFactory->createFromUserPreferences(‪$GLOBALS['BE_USER'] ?? null);
    }
}