TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:09 +02:00
commit af8cc155b5
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+<?php
+
+/*
+ * 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\Processing;
+
+use Psr\EventDispatcher\EventDispatcherInterface;
+use Symfony\Component\DependencyInjection\Attribute\Autoconfigure;
+use TYPO3\CMS\Core\Resource\File;
+use TYPO3\CMS\Core\Resource\OnlineMedia\Event\AfterVideoPreviewFetchedEvent;
+use TYPO3\CMS\Core\Resource\OnlineMedia\Helpers\OnlineMediaHelperRegistry;
+use TYPO3\CMS\Core\Resource\Processing\LocalImageProcessor;
+use TYPO3\CMS\Core\Resource\Processing\ProcessorInterface;
+use TYPO3\CMS\Core\Resource\Processing\TaskInterface;
+
+/**
+ * Preview of Online Media item Processing
+ */
+#[Autoconfigure(public: true)]
+final class PreviewProcessing extends LocalImageProcessor implements ProcessorInterface
+{
+    public function __construct(
+        private readonly OnlineMediaHelperRegistry $onlineMediaHelperRegistry,
+        private readonly EventDispatcherInterface $eventDispatcher,
+    ) {}
+
+    public function canProcessTask(TaskInterface $task): bool
+    {
+        if ($task->getType() !== 'Image') {
+            return false;
+        }
+        if (!in_array($task->getName(), ['Preview', 'CropScaleMask'], true)) {
+            return false;
+        }
+        $sourceFile = $task->getSourceFile();
+        if (!$this->onlineMediaHelperRegistry->hasOnlineMediaHelper($sourceFile->getExtension())) {
+            return false;
+        }
+        $previewImageFile = $this->getPreviewImageFromOnlineMedia($sourceFile);
+        return !empty($previewImageFile) && file_exists($previewImageFile);
+    }
+
+    public function processTask(TaskInterface $task): void
+    {
+        $this->processTaskWithLocalFile(
+            $task,
+            $this->getPreviewImageFromOnlineMedia($task->getSourceFile())
+        );
+    }
+
+    private function getPreviewImageFromOnlineMedia(File $file): string
+    {
+        $onlineMediaHelper = $this->onlineMediaHelperRegistry->getOnlineMediaHelper($file);
+        $previewImage = $onlineMediaHelper->getPreviewImage($file);
+
+        $videoPreviewEvent = new AfterVideoPreviewFetchedEvent($file, $onlineMediaHelper, $previewImage);
+        $this->eventDispatcher->dispatch($videoPreviewEvent);
+
+        return $videoPreviewEvent->getPreviewImageFilename();
+    }
+}