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- <?php
- /**
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- *
- * @author Roeland Jago Douma <roeland@famdouma.nl>
- * @author Thomas Müller <thomas.mueller@tmit.eu>
- * @author Vincent Petry <vincent@nextcloud.com>
- *
- * @license AGPL-3.0
- *
- * This code is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License, version 3,
- * as published by the Free Software Foundation.
- *
- * 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, version 3,
- * along with this program. If not, see <http://www.gnu.org/licenses/>
- *
- */
- namespace OCA\DAV\SystemTag;
- use OCP\IUser;
- use OCP\SystemTag\ISystemTag;
- use OCP\SystemTag\ISystemTagManager;
- use OCP\SystemTag\ISystemTagObjectMapper;
- use OCP\SystemTag\TagNotFoundException;
- use Sabre\DAV\Exception\Forbidden;
- use Sabre\DAV\Exception\MethodNotAllowed;
- use Sabre\DAV\Exception\NotFound;
- /**
- * Mapping node for system tag to object id
- */
- class SystemTagMappingNode implements \Sabre\DAV\INode {
- /**
- * @var ISystemTag
- */
- protected $tag;
- /**
- * @var string
- */
- private $objectId;
- /**
- * @var string
- */
- private $objectType;
- /**
- * User
- *
- * @var IUser
- */
- protected $user;
- /**
- * @var ISystemTagManager
- */
- protected $tagManager;
- /**
- * @var ISystemTagObjectMapper
- */
- private $tagMapper;
- /**
- * Sets up the node, expects a full path name
- *
- * @param ISystemTag $tag system tag
- * @param string $objectId
- * @param string $objectType
- * @param IUser $user user
- * @param ISystemTagManager $tagManager
- * @param ISystemTagObjectMapper $tagMapper
- */
- public function __construct(
- ISystemTag $tag,
- $objectId,
- $objectType,
- IUser $user,
- ISystemTagManager $tagManager,
- ISystemTagObjectMapper $tagMapper
- ) {
- $this->tag = $tag;
- $this->objectId = $objectId;
- $this->objectType = $objectType;
- $this->user = $user;
- $this->tagManager = $tagManager;
- $this->tagMapper = $tagMapper;
- }
- /**
- * Returns the object id of the relationship
- *
- * @return string object id
- */
- public function getObjectId() {
- return $this->objectId;
- }
- /**
- * Returns the object type of the relationship
- *
- * @return string object type
- */
- public function getObjectType() {
- return $this->objectType;
- }
- /**
- * Returns the system tag represented by this node
- *
- * @return ISystemTag system tag
- */
- public function getSystemTag() {
- return $this->tag;
- }
- /**
- * Returns the id of the tag
- *
- * @return string
- */
- public function getName() {
- return $this->tag->getId();
- }
- /**
- * Renames the node
- *
- * @param string $name The new name
- *
- * @throws MethodNotAllowed not allowed to rename node
- */
- public function setName($name) {
- throw new MethodNotAllowed();
- }
- /**
- * Returns null, not supported
- *
- */
- public function getLastModified() {
- return null;
- }
- /**
- * Delete tag to object association
- */
- public function delete() {
- try {
- if (!$this->tagManager->canUserSeeTag($this->tag, $this->user)) {
- throw new NotFound('Tag with id ' . $this->tag->getId() . ' not found');
- }
- if (!$this->tagManager->canUserAssignTag($this->tag, $this->user)) {
- throw new Forbidden('No permission to unassign tag ' . $this->tag->getId());
- }
- $this->tagMapper->unassignTags($this->objectId, $this->objectType, $this->tag->getId());
- } catch (TagNotFoundException $e) {
- // can happen if concurrent deletion occurred
- throw new NotFound('Tag with id ' . $this->tag->getId() . ' not found', 0, $e);
- }
- }
- }
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