9.5/_prepare_typo_script_frontend_rendering_8php_source.html

<?php

declare(strict_types = 1);


namespace ‪TYPO3\CMS\Frontend\Middleware;


/*

 * 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!

 */


use Psr\Http\Message\ResponseInterface;

use Psr\Http\Message\ServerRequestInterface;

use Psr\Http\Server\MiddlewareInterface;

use Psr\Http\Server\RequestHandlerInterface as PsrRequestHandlerInterface;

use ‪TYPO3\CMS\Core\Routing\PageArguments;

use ‪TYPO3\CMS\Core\TimeTracker\TimeTracker;

use ‪TYPO3\CMS\Core\Utility\ArrayUtility;

use ‪TYPO3\CMS\Core\Utility\GeneralUtility;

use ‪TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController;


class ‪PrepareTypoScriptFrontendRendering implements MiddlewareInterface

{

    protected ‪$controller;


    protected ‪$timeTracker;


    public function ‪__construct(‪TypoScriptFrontendController ‪$controller = null, ‪TimeTracker ‪$timeTracker = null)

    {

        $this->controller = ‪$controller ?: ‪$GLOBALS['TSFE'];

        $this->timeTracker = ‪$timeTracker ?: GeneralUtility::makeInstance(TimeTracker::class);

    }


    public function ‪process(ServerRequestInterface $request, PsrRequestHandlerInterface $handler): ResponseInterface

    {

        // Get from cache

        $this->timeTracker->push('Get Page from cache');

        // Locks may be acquired here

        $this->controller->getFromCache();

        $this->timeTracker->pull();

        // Get config if not already gotten

        // After this, we should have a valid config-array ready

        $this->controller->getConfigArray();


        // Merge Query Parameters with config.defaultGetVars

        // This is done in getConfigArray as well, but does not override the current middleware request object

        // Since we want to stay in sync with this, the option needs to be set as well.

        $pageArguments = $request->getAttribute('routing');

        if (!empty($this->controller->config['config']['defaultGetVars.'] ?? null)) {

            $modifiedGetVars = GeneralUtility::removeDotsFromTS($this->controller->config['config']['defaultGetVars.']);

            if ($pageArguments instanceof ‪PageArguments) {

                $pageArguments = $pageArguments->withQueryArguments($modifiedGetVars);

                $this->controller->setPageArguments($pageArguments);

                $request = $request->withAttribute('routing', $pageArguments);

            }

            if (!empty($request->getQueryParams())) {

                ‪ArrayUtility::mergeRecursiveWithOverrule($modifiedGetVars, $request->getQueryParams());

            }

            $request = $request->withQueryParams($modifiedGetVars);

            ‪$GLOBALS['TYPO3_REQUEST'] = $request;

        }


        // Setting language and locale

        $this->timeTracker->push('Setting language and locale');

        $this->controller->settingLanguage();

        $this->controller->settingLocale();

        $this->timeTracker->pull();


        // Convert POST data to utf-8 for internal processing if metaCharset is different

        if ($this->controller->metaCharset !== 'utf-8' && is_array($_POST) && !empty($_POST)) {

            $this->‪convertCharsetRecursivelyToUtf8($_POST, $this->controller->metaCharset);

            ‪$GLOBALS['HTTP_POST_VARS'] = $_POST;

            $parsedBody = $request->getParsedBody();

            $this->‪convertCharsetRecursivelyToUtf8($parsedBody, $this->controller->metaCharset);

            $request = $request->withParsedBody($parsedBody);

            ‪$GLOBALS['TYPO3_REQUEST'] = $request;

        }


        // @deprecated since TYPO3 v9.3, will be removed in TYPO3 v10.0

        $this->controller->initializeRedirectUrlHandlers(true);


        // Hook for processing data submission to extensions

        // This is done at this point, because we need the config values

        if (!empty(‪$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'])) {

            trigger_error('The "checkDataSubmission" hook will be removed in TYPO3 v10.0 in favor of PSR-15. Use a middleware instead.', E_USER_DEPRECATED);

            foreach (‪$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'] as $className) {

                GeneralUtility::makeInstance($className)->checkDataSubmission($this->controller);

            }

        }


        return $handler->handle($request);

    }


    protected function ‪convertCharsetRecursivelyToUtf8(&$data, string $fromCharset)

    {

        foreach ($data as $key => $value) {

            if (is_array($data[$key])) {

                $this->‪convertCharsetRecursivelyToUtf8($data[$key], $fromCharset);

            } elseif (is_string($data[$key])) {

                $data[$key] = mb_convert_encoding($data[$key], 'utf-8', $fromCharset);

            }

        }

    }

}