MainController.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\Adminpanel\Controller;
 
use Psr\Http\Message\ServerRequestInterface;
use ‪TYPO3\CMS\Adminpanel\ModuleApi\ConfigurableInterface;
use ‪TYPO3\CMS\Adminpanel\ModuleApi\DataProviderInterface;
use ‪TYPO3\CMS\Adminpanel\ModuleApi\ModuleDataStorageCollection;
use ‪TYPO3\CMS\Adminpanel\ModuleApi\ModuleInterface;
use ‪TYPO3\CMS\Adminpanel\ModuleApi\PageSettingsProviderInterface;
use ‪TYPO3\CMS\Adminpanel\ModuleApi\RequestEnricherInterface;
use ‪TYPO3\CMS\Adminpanel\ModuleApi\ShortInfoProviderInterface;
use ‪TYPO3\CMS\Adminpanel\ModuleApi\SubmoduleProviderInterface;
use ‪TYPO3\CMS\Adminpanel\Service\ConfigurationService;
use ‪TYPO3\CMS\Adminpanel\Service\ModuleLoader;
use TYPO3\CMS\Adminpanel\Utility\ResourceUtility;
use ‪TYPO3\CMS\Adminpanel\Utility\StateUtility;
use ‪TYPO3\CMS\Backend\Routing\UriBuilder;
use ‪TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
use ‪TYPO3\CMS\Core\Cache\CacheManager;
use ‪TYPO3\CMS\Core\SingletonInterface;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Fluid\View\StandaloneView;
 
class ‪MainController implements ‪SingletonInterface
{
    protected ‪$modules = [];
 
    protected ‪$moduleLoader;
 
    protected ‪$uriBuilder;
 
    protected ‪$configurationService;
 
    protected ‪$adminPanelModuleConfiguration;
 
    public function ‪__construct(
        ‪ModuleLoader ‪$moduleLoader = null,
        ‪UriBuilder ‪$uriBuilder = null,
        ‪ConfigurationService ‪$configurationService = null
    ) {
        $this->moduleLoader = ‪$moduleLoader ?? GeneralUtility::makeInstance(ModuleLoader::class);
        $this->uriBuilder = ‪$uriBuilder ?? GeneralUtility::makeInstance(UriBuilder::class);
        $this->configurationService = ‪$configurationService
                                      ??
                                      GeneralUtility::makeInstance(ConfigurationService::class);
        $this->adminPanelModuleConfiguration = ‪$GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['adminpanel']['modules'] ?? [];
    }
 
    public function ‪initialize(ServerRequestInterface $request): ServerRequestInterface
    {
        $this->modules = $this->moduleLoader->validateSortAndInitializeModules(
            $this->adminPanelModuleConfiguration
        );
 
        if (‪StateUtility::isActivatedForUser()) {
            $request = $this->‪initializeModules($request, $this->modules);
        }
        return $request;
    }
 
    public function ‪render(ServerRequestInterface $request): string
    {
        $resources = ResourceUtility::getResources();
 
        $view = GeneralUtility::makeInstance(StandaloneView::class);
        $templateNameAndPath = 'EXT:adminpanel/Resources/Private/Templates/Main.html';
        $view->setTemplatePathAndFilename(GeneralUtility::getFileAbsFileName($templateNameAndPath));
        $view->setPartialRootPaths(['EXT:adminpanel/Resources/Private/Partials']);
        $view->setLayoutRootPaths(['EXT:adminpanel/Resources/Private/Layouts']);
 
        $view->assignMultiple(
            [
                'toggleActiveUrl' => $this->‪generateBackendUrl('ajax_adminPanel_toggle'),
                'resources' => $resources,
                'adminPanelActive' => ‪StateUtility::isOpen(),
                'languageKey' => $this->‪getBackendUser()->user['lang'] ?? null,
            ]
        );
        if (‪StateUtility::isOpen()) {
            $cache = GeneralUtility::makeInstance(CacheManager::class)->getCache('adminpanel_requestcache');
            $requestId = $request->getAttribute('adminPanelRequestId');
            $data = $cache->get($requestId);
            $moduleResources = ResourceUtility::getAdditionalResourcesForModules($this->modules);
            $settingsModules = array_filter($this->modules, static function (ModuleInterface $module) {
                return $module instanceof PageSettingsProviderInterface;
            });
            $parentModules = array_filter(
                $this->modules,
                static function (ModuleInterface $module) {
                    return $module instanceof SubmoduleProviderInterface && $module instanceof ShortInfoProviderInterface;
                }
            );
            $view->assignMultiple(
                [
                    'modules' => $this->modules,
                    'settingsModules' => $settingsModules,
                    'parentModules' => $parentModules,
                    'saveUrl' => $this->‪generateBackendUrl('ajax_adminPanel_saveForm'),
                    'moduleResources' => $moduleResources,
                    'requestId' => $requestId,
                    'data' => $data ?? [],
                ]
            );
        }
        return $view->render();
    }
 
    public function ‪storeData(ServerRequestInterface $request): void
    {
        if (‪StateUtility::isOpen()) {
            $data = $this->‪storeDataPerModule(
                $request,
                $this->modules,
                GeneralUtility::makeInstance(ModuleDataStorageCollection::class)
            );
            $cache = GeneralUtility::makeInstance(CacheManager::class)->getCache('adminpanel_requestcache');
            $cache->set($request->getAttribute('adminPanelRequestId'), $data);
            $cache->collectGarbage();
        }
    }
 
    protected function ‪generateBackendUrl(string $route): string
    {
        return (string)$this->uriBuilder->buildUriFromRoute($route);
    }
 
    protected function ‪initializeModules(ServerRequestInterface $request, array ‪$modules): ServerRequestInterface
    {
        foreach (‪$modules as $module) {
            if (
                ($module instanceof RequestEnricherInterface)
                && (
                    (($module instanceof ConfigurableInterface) && $module->isEnabled())
                    || (!($module instanceof ConfigurableInterface))
                )
            ) {
                $request = $module->enrich($request);
            }
            if ($module instanceof SubmoduleProviderInterface) {
                $request = $this->‪initializeModules($request, $module->getSubModules());
            }
        }
        return $request;
    }
 
    protected function ‪storeDataPerModule(ServerRequestInterface $request, array ‪$modules, ModuleDataStorageCollection $data): ModuleDataStorageCollection
    {
        foreach (‪$modules as $module) {
            if (
                ($module instanceof DataProviderInterface)
                && (
                    (($module instanceof ConfigurableInterface) && $module->isEnabled())
                    || (!($module instanceof ConfigurableInterface))
                )
            ) {
                $data->addModuleData($module, $module->getDataToStore($request));
            }
 
            if ($module instanceof SubmoduleProviderInterface) {
                $this->‪storeDataPerModule($request, $module->getSubModules(), $data);
            }
        }
        return $data;
    }
 
    protected function ‪getBackendUser(): BackendUserAuthentication
    {
        return ‪$GLOBALS['BE_USER'];
    }
}