memories/lib/Controller/ArchiveController.php

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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2022 Varun Patil <radialapps@gmail.com>
* @author Varun Patil <radialapps@gmail.com>
* @license AGPL-3.0-or-later
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace OCA\Memories\Controller;
use OCA\Memories\Exif;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\JSONResponse;
use OCP\Files\Folder;
class ArchiveController extends ApiBase
{
/**
* @NoAdminRequired
*
* Move one file to the archive folder
*
* @param string fileid
*/
public function archive(string $id): JSONResponse
{
$user = $this->userSession->getUser();
if (null === $user) {
return new JSONResponse(['message' => 'Not logged in'], Http::STATUS_PRECONDITION_FAILED);
}
$uid = $user->getUID();
$userFolder = $this->rootFolder->getUserFolder($uid);
// Check for permissions and get numeric Id
$file = $userFolder->getById((int) $id);
if (0 === \count($file)) {
return new JSONResponse(['message' => 'No such file'], Http::STATUS_NOT_FOUND);
}
$file = $file[0];
// Check if user has permissions
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if (!$file->isUpdateable() || !($file->getPermissions() & \OCP\Constants::PERMISSION_UPDATE)) {
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return new JSONResponse(['message' => 'Cannot update this file'], Http::STATUS_FORBIDDEN);
}
// Create archive folder in the root of the user's configured timeline
$timelinePath = Exif::removeExtraSlash(Exif::getPhotosPath($this->config, $uid));
$timelineFolder = $userFolder->get($timelinePath);
if (null === $timelineFolder || !$timelineFolder instanceof Folder) {
return new JSONResponse(['message' => 'Cannot get timeline'], Http::STATUS_INTERNAL_SERVER_ERROR);
}
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// Bubble up from file until we reach the correct folder
$fileStorageId = $file->getStorage()->getId();
$parent = $file->getParent();
$isArchived = false;
while (true) {
if (null === $parent) {
throw new \Exception('Cannot get correct parent of file');
}
if ($parent->getPath() === $timelineFolder->getPath()) {
break;
}
if ($parent->getParent()->getStorage()->getId() !== $fileStorageId) {
break;
}
if ($parent->getName() === \OCA\Memories\Util::$ARCHIVE_FOLDER) {
$isArchived = true;
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break;
}
$parent = $parent->getParent();
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}
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// Get path of current file relative to the parent folder
$relativeFilePath = $parent->getRelativePath($file->getPath());
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// Check if we want to archive or unarchive
$body = $this->request->getParams();
$unarchive = isset($body['archive']) && false === $body['archive'];
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if ($isArchived && !$unarchive) {
return new JSONResponse(['message' => 'File already archived'], Http::STATUS_BAD_REQUEST);
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}
if (!$isArchived && $unarchive) {
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return new JSONResponse(['message' => 'File not archived'], Http::STATUS_BAD_REQUEST);
}
// Final path of the file including the file name
$destinationPath = '';
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// Get if the file is already in the archive (relativePath starts with archive)
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if ($isArchived) {
// file already in archive, remove it
$destinationPath = $relativeFilePath;
$parent = $parent->getParent();
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} else {
// file not in archive, put it in there
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$af = \OCA\Memories\Util::$ARCHIVE_FOLDER;
$destinationPath = Exif::removeExtraSlash($af.$relativeFilePath);
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}
// Remove the filename
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$destinationFolders = array_filter(explode('/', $destinationPath));
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array_pop($destinationFolders);
// Create folder tree
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$folder = $parent;
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foreach ($destinationFolders as $folderName) {
try {
$existingFolder = $folder->get($folderName.'/');
if (!$existingFolder instanceof Folder) {
throw new \OCP\Files\NotFoundException('Not a folder');
}
$folder = $existingFolder;
} catch (\OCP\Files\NotFoundException $e) {
try {
$folder = $folder->newFolder($folderName);
} catch (\OCP\Files\NotPermittedException $e) {
return new JSONResponse(['message' => 'Failed to create folder'], Http::STATUS_FORBIDDEN);
}
}
}
// Move file to archive folder
try {
$file->move($folder->getPath().'/'.$file->getName());
} catch (\OCP\Files\NotPermittedException $e) {
return new JSONResponse(['message' => 'Failed to move file'], Http::STATUS_FORBIDDEN);
} catch (\OCP\Files\NotFoundException $e) {
return new JSONResponse(['message' => 'File not found'], Http::STATUS_INTERNAL_SERVER_ERROR);
} catch (\OCP\Files\InvalidPathException $e) {
return new JSONResponse(['message' => 'Invalid path'], Http::STATUS_INTERNAL_SERVER_ERROR);
} catch (\OCP\Lock\LockedException $e) {
return new JSONResponse(['message' => 'File is locked'], Http::STATUS_INTERNAL_SERVER_ERROR);
}
return new JSONResponse([], Http::STATUS_OK);
}
}