<?php

namespace Evoweb\EwBase\ViewHelpers;

/*
 * This file is developed by evoWeb.
 *
 * 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.
 */

use TYPO3\CMS\Core\Crypto\HashService;
use TYPO3\CMS\Core\Information\Typo3Version;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;
use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;

class HashViewHelper extends AbstractViewHelper
{
    use CompileWithRenderStatic;

    /**
     * @var boolean
     */
    protected $escapeOutput = false;

    public function initializeArguments(): void
    {
        parent::initializeArguments();
        $this->registerArgument('action', 'string', 'Target action');
        $this->registerArgument('arguments', 'array', 'Arguments for the controller action, associative array');
    }

    public static function renderStatic(
        array $arguments,
        \Closure $renderChildrenClosure,
        RenderingContextInterface $renderingContext
    ): string {
        $result = '';
        if (
            $arguments['action'] !== null
            && $arguments['arguments'] !== null
            && isset($arguments['arguments']['user'])
        ) {
            if ((GeneralUtility::makeInstance(Typo3Version::class))->getMajorVersion() < 13) {
                $result = GeneralUtility::hmac($arguments['action'] . '::' . $arguments['arguments']['user']);
            } else {
                /** @var HashService $hashService */
                $hashService = GeneralUtility::makeInstance(HashService::class);
                $result = $hashService->hmac($arguments['action'] . '::' . $arguments['arguments']['user'], '');
            }
        }

        return $result;
    }
}