ServiceProvider.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\Backend;
 
use ArrayObject;
use Psr\Container\ContainerInterface;
use ‪TYPO3\CMS\Backend\Http\Application;
use ‪TYPO3\CMS\Backend\Http\RequestHandler;
use ‪TYPO3\CMS\Backend\Http\RouteDispatcher;
use ‪TYPO3\CMS\Backend\Routing\Route;
use ‪TYPO3\CMS\Backend\Routing\Router;
use ‪TYPO3\CMS\Core\Cache\Exception\InvalidDataException;
use TYPO3\CMS\Core\Configuration\ConfigurationManager;
use ‪TYPO3\CMS\Core\Context\Context;
use ‪TYPO3\CMS\Core\Core\Environment;
use ‪TYPO3\CMS\Core\Exception as ‪CoreException;
use ‪TYPO3\CMS\Core\Http\MiddlewareDispatcher;
use ‪TYPO3\CMS\Core\Http\MiddlewareStackResolver;
use ‪TYPO3\CMS\Core\Information\Typo3Version;
use ‪TYPO3\CMS\Core\Package\AbstractServiceProvider;
 
class ‪ServiceProvider extends ‪AbstractServiceProvider
{
    protected static function ‪getPackagePath(): string
    {
        return __DIR__ . '/../';
    }
 
    public function ‪getFactories(): array
    {
        return [
            Application::class => [ static::class, 'getApplication' ],
            RequestHandler::class => [ static::class, 'getRequestHandler' ],
            RouteDispatcher::class => [ static::class, 'getRouteDispatcher' ],
            'backend.middlewares' => [ static::class, 'getBackendMiddlewares' ],
            'backend.routes' => [ static::class, 'getBackendRoutes' ],
        ];
    }
 
    public function ‪getExtensions(): array
    {
        return [
            Router::class => [ static::class, 'configureBackendRouter' ],
        ] + parent::getExtensions();
    }
 
    public static function ‪getApplication(ContainerInterface $container): ‪Application
    {
        $requestHandler = new ‪MiddlewareDispatcher(
            $container->get(RequestHandler::class),
            $container->get('backend.middlewares'),
            $container
        );
        return new ‪Application(
            $requestHandler,
            $container->get(ConfigurationManager::class),
            $container->get(Context::class)
        );
    }
 
    public static function ‪getRequestHandler(ContainerInterface $container): ‪RequestHandler
    {
        return new ‪RequestHandler($container->get(RouteDispatcher::class));
    }
 
    public static function ‪getRouteDispatcher(ContainerInterface $container): ‪RouteDispatcher
    {
        return ‪self::new($container, RouteDispatcher::class, [$container]);
    }
 
    public static function ‪getBackendMiddlewares(ContainerInterface $container): ArrayObject
    {
        return new ArrayObject($container->get(MiddlewareStackResolver::class)->resolve('backend'));
    }
 
    public static function ‪configureBackendRouter(ContainerInterface $container, ‪Router $router = null): ‪Router
    {
        $router = $router ?? ‪self::new($container, Router::class);
        $cache = $container->get('cache.core');
 
        $cacheIdentifier = 'BackendRoutes_' . sha1((string)(new ‪Typo3Version()) . ‪Environment::getProjectPath() . 'BackendRoutes');
        $routesFromPackages = $cache->require($cacheIdentifier);
        if ($routesFromPackages === false) {
            $routesFromPackages = $container->get('backend.routes')->getArrayCopy();
            $cache->set($cacheIdentifier, 'return ' . var_export($routesFromPackages, true) . ';');
        }
 
        foreach ($routesFromPackages as $name => $options) {
            $path = $options['path'];
            unset($options['path']);
            $route = new ‪Route($path, $options);
            $router->addRoute($name, $route);
        }
 
        return $router;
    }
 
    public static function ‪getBackendRoutes(ContainerInterface $container): ArrayObject
    {
        return new ArrayObject();
    }
}