mirror of https://github.com/nextcloud/photos
239 lines
7.0 KiB
PHP
239 lines
7.0 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2022 Robin Appelman <robin@icewind.nl>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OCA\Photos\Sabre\Album;
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use OCA\DAV\Connector\Sabre\File;
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use OCA\Photos\Album\AlbumFile;
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use OCA\Photos\Album\AlbumMapper;
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use OCA\Photos\Album\AlbumWithFiles;
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use OCA\Photos\Service\UserConfigService;
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use OCP\Files\Folder;
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use OCP\Files\IRootFolder;
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use OCP\Files\NotFoundException;
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use Sabre\DAV\Exception\Conflict;
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use Sabre\DAV\Exception\Forbidden;
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use Sabre\DAV\Exception\NotFound;
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use Sabre\DAV\ICollection;
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use Sabre\DAV\ICopyTarget;
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use Sabre\DAV\INode;
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class AlbumRoot implements ICollection, ICopyTarget {
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protected AlbumMapper $albumMapper;
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protected AlbumWithFiles $album;
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protected IRootFolder $rootFolder;
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protected string $userId;
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public function __construct(
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AlbumMapper $albumMapper,
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AlbumWithFiles $album,
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IRootFolder $rootFolder,
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string $userId,
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UserConfigService $userConfigService
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) {
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$this->albumMapper = $albumMapper;
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$this->album = $album;
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$this->rootFolder = $rootFolder;
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$this->userId = $userId;
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$this->userConfigService = $userConfigService;
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}
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/**
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* @return void
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*/
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public function delete() {
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$this->albumMapper->delete($this->album->getAlbum()->getId());
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}
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public function getName(): string {
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return basename($this->album->getAlbum()->getTitle());
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}
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/**
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* @return void
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*/
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public function setName($name) {
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$this->albumMapper->rename($this->album->getAlbum()->getId(), $name);
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}
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protected function getPhotosLocationInfo() {
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$photosLocation = $this->userConfigService->getUserConfig('photosLocation');
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$userFolder = $this->rootFolder->getUserFolder($this->userId);
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return [$photosLocation, $userFolder];
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}
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/**
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* We cannot create files in an Album
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* We add the file to the default Photos folder and then link it there.
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*
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* @param string $name
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* @param null|resource|string $data
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* @return void
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*/
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public function createFile($name, $data = null) {
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try {
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[$photosLocation, $userFolder] = $this->getPhotosLocationInfo();
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// If the folder does not exists, create it.
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if (!$userFolder->nodeExists($photosLocation)) {
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return $userFolder->newFolder($photosLocation);
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}
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$photosFolder = $userFolder->get($photosLocation);
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if (!($photosFolder instanceof Folder)) {
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throw new Conflict('The destination exists and is not a folder');
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}
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// Check for conflict and rename the file accordingly
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$newName = \basename(\OC_Helper::buildNotExistingFileName($photosLocation, $name));
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$node = $photosFolder->newFile($newName, $data);
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$this->addFile($node->getId(), $node->getOwner()->getUID());
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// Cheating with header because we are using fileID-fileName
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// https://github.com/nextcloud/server/blob/af29b978078ffd9169a9bd9146feccbb7974c900/apps/dav/lib/Connector/Sabre/FilesPlugin.php#L564-L585
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\header('OC-FileId: ' . $node->getId());
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return '"' . $node->getEtag() . '"';
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} catch (\Exception $e) {
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throw new Forbidden('Could not create file');
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}
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}
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/**
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* @return never
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*/
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public function createDirectory($name) {
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throw new Forbidden('Not allowed to create directories in this folder');
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}
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public function getChildren(): array {
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return array_map(function (AlbumFile $file) {
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return new AlbumPhoto($this->albumMapper, $this->album->getAlbum(), $file, $this->rootFolder);
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}, $this->album->getFiles());
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}
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public function getChild($name): AlbumPhoto {
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foreach ($this->album->getFiles() as $file) {
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if ($file->getFileId() . "-" . $file->getName() === $name) {
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return new AlbumPhoto($this->albumMapper, $this->album->getAlbum(), $file, $this->rootFolder);
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}
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}
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throw new NotFound("$name not found");
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}
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public function childExists($name): bool {
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try {
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$this->getChild($name);
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return true;
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} catch (NotFound $e) {
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return false;
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}
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}
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public function getLastModified(): int {
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return 0;
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}
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public function copyInto($targetName, $sourcePath, INode $sourceNode): bool {
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if ($sourceNode instanceof File) {
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$sourceId = $sourceNode->getId();
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$ownerUID = $sourceNode->getFileInfo()->getOwner()->getUID();
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return $this->addFile($sourceId, $ownerUID);
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}
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$uid = $this->userId;
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throw new \Exception("Can't add file to album, only files from $uid can be added");
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}
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protected function addFile(int $sourceId, string $ownerUID): bool {
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if (in_array($sourceId, $this->album->getFileIds())) {
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throw new Conflict("File $sourceId is already in the folder");
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}
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if ($ownerUID === $this->userId) {
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$this->albumMapper->addFile($this->album->getAlbum()->getId(), $sourceId, $ownerUID);
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$node = current($this->rootFolder->getUserFolder($ownerUID)->getById($sourceId));
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$this->album->addFile(new AlbumFile($sourceId, $node->getName(), $node->getMimetype(), $node->getSize(), $node->getMTime(), $node->getEtag(), $node->getCreationTime(), $ownerUID));
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return true;
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}
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return false;
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}
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public function getAlbum(): AlbumWithFiles {
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return $this->album;
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}
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public function getDateRange(): array {
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$earliestDate = null;
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$latestDate = null;
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foreach ($this->getChildren() as $child) {
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try {
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$childCreationDate = $child->getFileInfo()->getMtime();
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} catch (NotFoundException $e) {
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continue;
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}
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if ($childCreationDate < $earliestDate || $earliestDate === null) {
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$earliestDate = $childCreationDate;
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}
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if ($childCreationDate > $earliestDate || $latestDate === null) {
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$latestDate = $childCreationDate;
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}
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}
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return ['start' => $earliestDate, 'end' => $latestDate];
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}
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/**
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* @return int|null
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*/
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public function getCover() {
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$children = $this->getChildren();
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if (count($children) > 0) {
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return $children[0]->getFileId();
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} else {
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return null;
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}
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}
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/**
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* @return array{array{'nc:collaborator': array{'id': string, 'label': string, 'type': int}}}
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*/
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public function getCollaborators(): array {
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return array_map(
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fn (array $collaborator) => [ 'nc:collaborator' => $collaborator ],
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$this->albumMapper->getCollaborators($this->album->getAlbum()->getId()),
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);
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}
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/**
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* @param array{'id': string, 'type': int} $collaborators
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* @return array{array{'nc:collaborator': array{'id': string, 'label': string, 'type': int}}}
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*/
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public function setCollaborators($collaborators): array {
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$this->albumMapper->setCollaborators($this->getAlbum()->getAlbum()->getId(), $collaborators);
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return $this->getCollaborators();
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}
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}
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