60ffe6a993
To fix #2689 Updates all packages but mainly focused on aws-sdk
211 lines
6.4 KiB
PHP
211 lines
6.4 KiB
PHP
<?php namespace BookStack\Uploads;
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use BookStack\Exceptions\FileUploadException;
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use Exception;
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use Illuminate\Contracts\Filesystem\Factory as FileSystem;
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use Illuminate\Contracts\Filesystem\Filesystem as FileSystemInstance;
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use Illuminate\Support\Str;
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use Symfony\Component\HttpFoundation\File\UploadedFile;
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class AttachmentService
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{
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protected $fileSystem;
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/**
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* AttachmentService constructor.
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*/
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public function __construct(FileSystem $fileSystem)
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{
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$this->fileSystem = $fileSystem;
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}
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/**
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* Get the storage that will be used for storing files.
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*/
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protected function getStorage(): FileSystemInstance
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{
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$storageType = config('filesystems.attachments');
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// Override default location if set to local public to ensure not visible.
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if ($storageType === 'local') {
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$storageType = 'local_secure';
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}
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return $this->fileSystem->disk($storageType);
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}
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/**
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* Get an attachment from storage.
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* @param Attachment $attachment
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* @return string
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* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
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*/
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public function getAttachmentFromStorage(Attachment $attachment)
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{
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return $this->getStorage()->get($attachment->path);
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}
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/**
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* Store a new attachment upon user upload.
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* @param UploadedFile $uploadedFile
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* @param int $page_id
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* @return Attachment
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* @throws FileUploadException
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*/
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public function saveNewUpload(UploadedFile $uploadedFile, $page_id)
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{
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$attachmentName = $uploadedFile->getClientOriginalName();
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$attachmentPath = $this->putFileInStorage($uploadedFile);
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$largestExistingOrder = Attachment::where('uploaded_to', '=', $page_id)->max('order');
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$attachment = Attachment::forceCreate([
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'name' => $attachmentName,
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'path' => $attachmentPath,
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'extension' => $uploadedFile->getClientOriginalExtension(),
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'uploaded_to' => $page_id,
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'created_by' => user()->id,
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'updated_by' => user()->id,
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'order' => $largestExistingOrder + 1
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]);
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return $attachment;
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}
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/**
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* Store a upload, saving to a file and deleting any existing uploads
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* attached to that file.
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* @param UploadedFile $uploadedFile
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* @param Attachment $attachment
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* @return Attachment
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* @throws FileUploadException
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*/
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public function saveUpdatedUpload(UploadedFile $uploadedFile, Attachment $attachment)
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{
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if (!$attachment->external) {
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$this->deleteFileInStorage($attachment);
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}
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$attachmentName = $uploadedFile->getClientOriginalName();
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$attachmentPath = $this->putFileInStorage($uploadedFile);
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$attachment->name = $attachmentName;
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$attachment->path = $attachmentPath;
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$attachment->external = false;
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$attachment->extension = $uploadedFile->getClientOriginalExtension();
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$attachment->save();
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return $attachment;
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}
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/**
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* Save a new File attachment from a given link and name.
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*/
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public function saveNewFromLink(string $name, string $link, int $page_id): Attachment
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{
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$largestExistingOrder = Attachment::where('uploaded_to', '=', $page_id)->max('order');
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return Attachment::forceCreate([
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'name' => $name,
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'path' => $link,
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'external' => true,
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'extension' => '',
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'uploaded_to' => $page_id,
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'created_by' => user()->id,
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'updated_by' => user()->id,
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'order' => $largestExistingOrder + 1
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]);
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}
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/**
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* Updates the ordering for a listing of attached files.
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*/
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public function updateFileOrderWithinPage(array $attachmentOrder, string $pageId)
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{
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foreach ($attachmentOrder as $index => $attachmentId) {
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Attachment::query()->where('uploaded_to', '=', $pageId)
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->where('id', '=', $attachmentId)
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->update(['order' => $index]);
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}
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}
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/**
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* Update the details of a file.
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*/
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public function updateFile(Attachment $attachment, array $requestData): Attachment
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{
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$attachment->name = $requestData['name'];
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if (isset($requestData['link']) && trim($requestData['link']) !== '') {
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$attachment->path = $requestData['link'];
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if (!$attachment->external) {
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$this->deleteFileInStorage($attachment);
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$attachment->external = true;
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}
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}
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$attachment->save();
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return $attachment;
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}
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/**
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* Delete a File from the database and storage.
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* @param Attachment $attachment
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* @throws Exception
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*/
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public function deleteFile(Attachment $attachment)
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{
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if ($attachment->external) {
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$attachment->delete();
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return;
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}
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$this->deleteFileInStorage($attachment);
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$attachment->delete();
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}
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/**
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* Delete a file from the filesystem it sits on.
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* Cleans any empty leftover folders.
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* @param Attachment $attachment
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*/
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protected function deleteFileInStorage(Attachment $attachment)
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{
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$storage = $this->getStorage();
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$dirPath = dirname($attachment->path);
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$storage->delete($attachment->path);
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if (count($storage->allFiles($dirPath)) === 0) {
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$storage->deleteDirectory($dirPath);
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}
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}
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/**
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* Store a file in storage with the given filename
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* @param UploadedFile $uploadedFile
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* @return string
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* @throws FileUploadException
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*/
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protected function putFileInStorage(UploadedFile $uploadedFile)
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{
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$attachmentData = file_get_contents($uploadedFile->getRealPath());
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$storage = $this->getStorage();
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$basePath = 'uploads/files/' . Date('Y-m-M') . '/';
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$uploadFileName = Str::random(16) . '.' . $uploadedFile->getClientOriginalExtension();
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while ($storage->exists($basePath . $uploadFileName)) {
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$uploadFileName = Str::random(3) . $uploadFileName;
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}
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$attachmentPath = $basePath . $uploadFileName;
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try {
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$storage->put($attachmentPath, $attachmentData);
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} catch (Exception $e) {
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\Log::error('Error when attempting file upload:' . $e->getMessage());
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throw new FileUploadException(trans('errors.path_not_writable', ['filePath' => $attachmentPath]));
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}
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return $attachmentPath;
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}
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}
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