TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:24 +02:00
commit aad9daaefd
1506 changed files with 94005 additions and 0 deletions
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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\Form\Domain\Finishers;
+
+use TYPO3\CMS\Core\Resource\FileReference;
+use TYPO3\CMS\Core\Resource\Folder;
+use TYPO3\CMS\Extbase\Domain\Model\FileReference as ExtbaseFileReference;
+use TYPO3\CMS\Extbase\Persistence\ObjectStorage;
+use TYPO3\CMS\Form\Domain\Model\FormElements\FileUpload;
+
+/**
+ * This finisher remove the submitted files.
+ * Use this e.g after the email finisher if you don't want
+ * to keep the files online.
+ *
+ * Scope: frontend
+ */
+class DeleteUploadsFinisher extends AbstractFinisher
+{
+    /**
+     * Executes this finisher
+     * @see AbstractFinisher::execute()
+     */
+    protected function executeInternal()
+    {
+        $formRuntime = $this->finisherContext->getFormRuntime();
+
+        $uploadFolders = [];
+        $elements = $formRuntime->getFormDefinition()->getRenderablesRecursively();
+        foreach ($elements as $element) {
+            if (!$element instanceof FileUpload) {
+                continue;
+            }
+            $file = $formRuntime[$element->getIdentifier()];
+            if (!$file) {
+                continue;
+            }
+
+            if ($file instanceof ExtbaseFileReference) {
+                $file = $file->getOriginalResource();
+            }
+            if ($file instanceof FileReference) {
+                $this->deleteFileAndCollectFolder($file, $uploadFolders);
+            } elseif ($file instanceof ObjectStorage) {
+                foreach ($file as $singleFile) {
+                    if ($singleFile instanceof ExtbaseFileReference) {
+                        $singleFile = $singleFile->getOriginalResource();
+                    }
+                    if ($singleFile instanceof FileReference) {
+                        $this->deleteFileAndCollectFolder($singleFile, $uploadFolders);
+                    }
+                }
+            }
+
+        }
+
+        $this->deleteEmptyUploadFolders($uploadFolders);
+    }
+
+    /**
+     * Deletes the file and collects its parent folder for later cleanup.
+     *
+     * @param array<string, Folder> $uploadFolders
+     */
+    private function deleteFileAndCollectFolder(FileReference $file, array &$uploadFolders): void
+    {
+        $folder = $file->getParentFolder();
+        if ($folder instanceof Folder) {
+            $uploadFolders[$folder->getCombinedIdentifier()] = $folder;
+        }
+        $file->getStorage()->deleteFile($file->getOriginalFile());
+    }
+
+    /**
+     * note:
+     * TYPO3\CMS\Form\Mvc\Property\TypeConverter\UploadedFileReferenceConverter::importUploadedResource()
+     * creates a sub-folder for file uploads (e.g. .../form_<40-chars-hash>/actual.file)
+     * @param Folder[] $folders
+     */
+    protected function deleteEmptyUploadFolders(array $folders): void
+    {
+        foreach ($folders as $folder) {
+            if ($this->isEmptyFolder($folder)) {
+                $folder->delete();
+            }
+        }
+    }
+
+    protected function isEmptyFolder(Folder $folder): bool
+    {
+        return $folder->getFileCount() === 0
+            && $folder->getStorage()->countFoldersInFolder($folder) === 0;
+    }
+}