TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:09 +02:00
commit af8cc155b5
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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\Core\Resource\OnlineMedia\Service;
+
+use TYPO3\CMS\Core\Resource\File;
+use TYPO3\CMS\Core\Resource\OnlineMedia\Helpers\OnlineMediaHelperRegistry;
+use TYPO3\CMS\Core\Resource\ProcessedFileRepository;
+
+/**
+ * Service for handling the preview of online media assets
+ */
+readonly class PreviewService
+{
+    public function __construct(
+        protected OnlineMediaHelperRegistry $onlineMediaHelperRegistry,
+        protected ProcessedFileRepository $processedFileRepository
+    ) {}
+
+    public function updatePreviewImage(File $file): string
+    {
+        if (!$this->onlineMediaHelperRegistry->hasOnlineMediaHelper($file->getExtension())) {
+            throw new \InvalidArgumentException('No online media helper exists for extension ' . $file->getExtension(), 1695130495);
+        }
+
+        $onlineMediaHelper = $this->onlineMediaHelperRegistry->getOnlineMediaHelper($file);
+
+        // Remove the current preview image to force regeneration on calling getPreviewImage() again
+        if (file_exists($previewImage = $onlineMediaHelper->getPreviewImage($file))) {
+            // Remove preview image and processed files
+            unlink($previewImage);
+            foreach ($this->processedFileRepository->findAllByOriginalFile($file) as $processedFile) {
+                $processedFile->delete();
+            }
+        }
+
+        // Force regeneration of the preview image and return the path
+        return $onlineMediaHelper->getPreviewImage($file);
+    }
+}