TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:00 +02:00
commit f9941541b7
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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\Controller;
+
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use TYPO3\CMS\Backend\Attribute\AsController;
+use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
+use TYPO3\CMS\Core\Http\JsonResponse;
+use TYPO3\CMS\Core\Http\RedirectResponse;
+use TYPO3\CMS\Core\Localization\LanguageService;
+use TYPO3\CMS\Core\Messaging\FlashMessage;
+use TYPO3\CMS\Core\Messaging\FlashMessageService;
+use TYPO3\CMS\Core\Resource\DefaultUploadFolderResolver;
+use TYPO3\CMS\Core\Resource\Exception\OnlineMediaAlreadyExistsException;
+use TYPO3\CMS\Core\Resource\File;
+use TYPO3\CMS\Core\Resource\OnlineMedia\Helpers\OnlineMediaHelperRegistry;
+use TYPO3\CMS\Core\Resource\ResourceFactory;
+use TYPO3\CMS\Core\Type\ContextualFeedbackSeverity;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+
+/**
+ * Class handles uploading online media
+ * @internal This class is a specific Backend controller implementation and is not considered part of the Public TYPO3 API.
+ */
+#[AsController]
+readonly class OnlineMediaController
+{
+    public function __construct(
+        protected ResourceFactory $resourceFactory,
+        protected DefaultUploadFolderResolver $uploadFolderResolver,
+        protected OnlineMediaHelperRegistry $onlineMediaHelperRegistry,
+        protected FlashMessageService $flashMessageService
+    ) {}
+
+    /**
+     * AJAX endpoint for storing the URL as a sys_file record
+     */
+    public function createAction(ServerRequestInterface $request): ResponseInterface
+    {
+        $url = $request->getParsedBody()['url'];
+        $targetFolderIdentifier = $request->getParsedBody()['targetFolder'];
+        $allowedExtensions = GeneralUtility::trimExplode(',', $request->getParsedBody()['allowed'] ?: '');
+
+        if (!empty($url)) {
+            $data = [];
+            try {
+                $file = $this->addMediaFromUrl($url, $targetFolderIdentifier, $allowedExtensions);
+            } catch (OnlineMediaAlreadyExistsException $e) {
+                // Ignore this exception since the endpoint is called e.g. in inline context, where the
+                // folder is not relevant and the same asset can be attached to a record multiple times.
+                $file = $e->getOnlineMedia();
+            }
+            if ($file !== null) {
+                $data['file'] = $file->getUid();
+            } else {
+                $data['error'] = $this->getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:online_media.error.invalid_url');
+            }
+            return new JsonResponse($data);
+        }
+        return new JsonResponse();
+    }
+
+    /**
+     * Process add media request, and redirects to the previous page
+     *
+     * @throws \RuntimeException
+     */
+    public function mainAction(ServerRequestInterface $request): ResponseInterface
+    {
+        $files = $request->getParsedBody()['data'];
+        $redirect = $request->getParsedBody()['redirect'];
+        $newMedia = [];
+        if (isset($files['newMedia'])) {
+            $newMedia = (array)$files['newMedia'];
+        }
+
+        foreach ($newMedia as $media) {
+            if (!empty($media['url']) && !empty($media['target'])) {
+                $allowed = !empty($media['allowed']) ? GeneralUtility::trimExplode(',', $media['allowed']) : [];
+                try {
+                    $file = $this->addMediaFromUrl($media['url'], $media['target'], $allowed);
+                    if ($file !== null) {
+                        $flashMessage = new FlashMessage(
+                            $file->getName(),
+                            $this->getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:online_media.new_media.added'),
+                            ContextualFeedbackSeverity::OK,
+                            true
+                        );
+                    } else {
+                        $flashMessage = new FlashMessage(
+                            $this->getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:online_media.error.invalid_url'),
+                            $this->getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:online_media.error.new_media.failed'),
+                            ContextualFeedbackSeverity::ERROR,
+                            true
+                        );
+                    }
+                } catch (OnlineMediaAlreadyExistsException $e) {
+                    $flashMessage = new FlashMessage(
+                        sprintf(
+                            $this->getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:online_media.error.already_exists'),
+                            $e->getOnlineMedia()->getName()
+                        ),
+                        $this->getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:online_media.error.new_media.failed'),
+                        ContextualFeedbackSeverity::WARNING,
+                        true
+                    );
+                }
+                $this->addFlashMessage($flashMessage);
+                if (empty($redirect) && $media['redirect']) {
+                    $redirect = $media['redirect'];
+                }
+            }
+        }
+
+        $redirect = GeneralUtility::sanitizeLocalUrl($redirect, $request);
+        if ($redirect) {
+            return new RedirectResponse($redirect, 303);
+        }
+
+        throw new \RuntimeException('No redirect after uploading a media found, probably a mis-use of the template not sending the proper Return URL.', 1511945040);
+    }
+
+    /**
+     * @param string $url
+     * @param string $targetFolderIdentifier
+     * @param string[] $allowedExtensions
+     * @return File|null
+     */
+    protected function addMediaFromUrl($url, $targetFolderIdentifier, array $allowedExtensions = [])
+    {
+        $targetFolder = null;
+        if ($targetFolderIdentifier) {
+            try {
+                $targetFolder = $this->resourceFactory->getFolderObjectFromCombinedIdentifier($targetFolderIdentifier);
+            } catch (\Exception $e) {
+                $targetFolder = null;
+            }
+        }
+        if ($targetFolder === null) {
+            $targetFolder = $this->uploadFolderResolver->resolve($this->getBackendUser());
+        }
+        return $this->onlineMediaHelperRegistry->transformUrlToFile($url, $targetFolder, $allowedExtensions);
+    }
+
+    /**
+     * Add flash message to message queue
+     */
+    protected function addFlashMessage(FlashMessage $flashMessage): void
+    {
+        $defaultFlashMessageQueue = $this->flashMessageService->getMessageQueueByIdentifier();
+        $defaultFlashMessageQueue->enqueue($flashMessage);
+    }
+
+    protected function getBackendUser(): BackendUserAuthentication
+    {
+        return $GLOBALS['BE_USER'];
+    }
+
+    protected function getLanguageService(): LanguageService
+    {
+        return $GLOBALS['LANG'];
+    }
+}