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<?php
/**
* @copyright Copyright (c) 2017 Joas Schilling <coding@schilljs.com>
*
* @license GNU AGPL version 3 or any later version
*
* 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\Activity\Controller;
use OCA\Activity\Extension\Files;
use OCP\App\IAppManager;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\OCSController;
use OCP\Files\InvalidPathException;
use OCP\Files\IRootFolder;
use OCP\Files\NotFoundException;
use OCP\IDBConnection;
use OCP\IRequest;
use OCP\Activity\IManager as IActivityManager;
use OCP\IUser;
use OCP\IUserManager;
class RemoteActivity extends OCSController {
/** @var IDBConnection */
protected $db;
/** @var IUserManager */
protected $userManager;
/** @var IAppManager */
protected $appManager;
/** @var IRootFolder */
protected $rootFolder;
/** @var IActivityManager */
protected $activityManager;
public function __construct($appName,
IRequest $request,
IDBConnection $db,
IUserManager $userManager,
IAppManager $appManager,
IRootFolder $rootFolder,
IActivityManager $activityManager) {
parent::__construct($appName, $request);
$this->db = $db;
$this->userManager = $userManager;
$this->appManager = $appManager;
$this->rootFolder = $rootFolder;
$this->activityManager = $activityManager;
}
/**
* @PublicPage
* @NoCSRFRequired
*
* @param string $token
* @param string[] $to
* @param string[] $actor
* @param string $type
* @param string $updated
* @param string[] $object
* @param string[] $target
* @param string[] $origin
* @return DataResponse
*/
public function receiveActivity($token, array $to, array $actor, $type, $updated, array $object = [], array $target = [], array $origin = []) {
$date = \DateTime::createFromFormat(\DateTime::W3C, $updated);
if ($date === false) {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
$time = $date->getTimestamp();
\OC::$server->getLogger()->warning(json_encode(func_get_args()));
if (!isset($to['type'], $to['name']) || $to['type'] !== 'Person') {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
$user = $this->userManager->get($to['name']);
if (!$user instanceof IUser) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
}
if (!isset($actor['type'], $actor['name']) || $actor['type'] !== 'Person') {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
if ($user->getCloudId() === $actor['name']) {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
if (!$this->appManager->isInstalled('federatedfilesharing')) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
}
$query = $this->db->getQueryBuilder();
$query->select('*')
->from('share_external')
->where($query->expr()->eq('share_token', $query->createNamedParameter($token)))
->andWhere($query->expr()->eq('user', $query->createNamedParameter($user->getUID())));
$result = $query->execute();
$share = $result->fetch();
$result->closeCursor();
if (!is_array($share) || strpos($share['mountpoint'], '{{TemporaryMountPointName#') === 0) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
}
$internalType = $this->translateType($type);
if ($internalType === '') {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
$path2 = null;
if ($type === 'Move') {
if (!isset($target['type'], $target['name']) || $target['type'] !== 'Document') {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
if (!isset($origin['type'], $origin['name']) || $origin['type'] !== 'Document') {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
$path = $share['mountpoint'] . $target['name'];
$path2 = $share['mountpoint'] . $origin['name'];
} else {
if (!isset($object['type'], $object['name']) || $object['type'] !== 'Document') {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
$path = $share['mountpoint'] . $object['name'];
}
$subject = $this->getSubject($type, $path, $path2);
if ($subject === '') {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
$userFolder = $this->rootFolder->getUserFolder($user->getUID());
try {
$node = $userFolder->get($path);
$fileId = $node->getId();
} catch (NotFoundException $e) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
} catch (InvalidPathException $e) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
}
if ($path2 !== null) {
$secondPath = [$fileId => $path2];
if ($subject === 'moved_by') {
try {
$parent = $node->getParent();
$secondPath = [$parent->getId() => dirname($path2)];
} catch (NotFoundException $e) {
} catch (InvalidPathException $e) {
}
}
$subjectParams = [$secondPath, $actor['name'], [$fileId => $path]];
} else {
$subjectParams = [[$fileId => $path], $actor['name']];
}
$event = $this->activityManager->generateEvent();
try {
$event->setAffectedUser($user->getUID())
->setApp('files')
->setType($internalType)
->setAuthor($actor['name'])
->setObject('files', $fileId, $path)
->setSubject($subject, $subjectParams)
->setTimestamp($time);
$this->activityManager->publish($event);
} catch (\InvalidArgumentException $e) {
return new DataResponse(['activity'], Http::STATUS_BAD_REQUEST);
} catch (\BadMethodCallException $e) {
return new DataResponse(['sending'], Http::STATUS_BAD_REQUEST);
}
return new DataResponse();
}
protected function getSubject($type, $path, $path2) {
switch ($type) {
case 'Create':
return 'created_by';
case 'Move':
if ($path2 === null) {
return '';
}
if (basename($path) === basename($path2)) {
return 'moved_by';
}
return 'renamed_by';
case 'Update':
return 'changed_by';
case 'Delete':
return 'deleted_by';
}
return '';
}
/**
* @param string $type
* @return string
*/
protected function translateType($type) {
switch ($type) {
case 'Create':
return Files::TYPE_SHARE_CREATED;
case 'Move':
case 'Update':
return Files::TYPE_SHARE_CHANGED;
case 'Delete':
return Files::TYPE_SHARE_DELETED;
}
return '';
}
}