/**
* get the filesystem info
*
* @param string $path
* @param boolean|string $includeMountPoints true to add mountpoint sizes,
* 'ext' to add only ext storage mount point sizes. Defaults to true.
* defaults to true
* @return \OC\Files\FileInfo|false
*/
public function getFileInfo($path, $includeMountPoints = true)
{
$this->assertPathLength($path);
$data = array();
if (!Filesystem::isValidPath($path)) {
return $data;
}
if (Cache\Scanner::isPartialFile($path)) {
return $this->getPartFileInfo($path);
}
$path = Filesystem::normalizePath($this->fakeRoot . '/' . $path);
$mount = Filesystem::getMountManager()->find($path);
$storage = $mount->getStorage();
$internalPath = $mount->getInternalPath($path);
$data = null;
if ($storage) {
$cache = $storage->getCache($internalPath);
$data = $cache->get($internalPath);
$watcher = $storage->getWatcher($internalPath);
// if the file is not in the cache or needs to be updated, trigger the scanner and reload the data
if (!$data) {
if (!$storage->file_exists($internalPath)) {
return false;
}
$scanner = $storage->getScanner($internalPath);
$scanner->scan($internalPath, Cache\Scanner::SCAN_SHALLOW);
$data = $cache->get($internalPath);
} else {
if (!Cache\Scanner::isPartialFile($internalPath) && $watcher->checkUpdate($internalPath, $data)) {
$this->updater->propagate($path);
$data = $cache->get($internalPath);
}
}
if ($data and isset($data['fileid'])) {
// upgrades from oc6 or lower might not have the permissions set in the file cache
if ($data['permissions'] === 0) {
$data['permissions'] = $storage->getPermissions($data['path']);
$cache->update($data['fileid'], array('permissions' => $data['permissions']));
}
if ($includeMountPoints and $data['mimetype'] === 'httpd/unix-directory') {
//add the sizes of other mount points to the folder
$extOnly = $includeMountPoints === 'ext';
$mountPoints = Filesystem::getMountPoints($path);
foreach ($mountPoints as $mountPoint) {
$subStorage = Filesystem::getStorage($mountPoint);
if ($subStorage) {
// exclude shared storage ?
if ($extOnly && $subStorage instanceof \OC\Files\Storage\Shared) {
continue;
}
$subCache = $subStorage->getCache('');
$rootEntry = $subCache->get('');
$data['size'] += isset($rootEntry['size']) ? $rootEntry['size'] : 0;
}
}
}
}
}
if (!$data) {
return false;
}
if ($mount instanceof MoveableMount && $internalPath === '') {
$data['permissions'] |= \OCP\Constants::PERMISSION_DELETE;
}
return new FileInfo($path, $storage, $internalPath, $data, $mount);
}
/**
* Rename a file or folder in the cache and update the size, etag and mtime of the parent folders
*
* @param IStorage $sourceStorage
* @param string $source
* @param string $target
*/
public function renameFromStorage(IStorage $sourceStorage, $source, $target)
{
if (!$this->enabled or Scanner::isPartialFile($source) or Scanner::isPartialFile($target)) {
return;
}
$time = time();
$sourceCache = $sourceStorage->getCache();
$sourceUpdater = $sourceStorage->getUpdater();
$sourcePropagator = $sourceStorage->getPropagator();
if ($sourceCache->inCache($source)) {
if ($this->cache->inCache($target)) {
$this->cache->remove($target);
}
if ($sourceStorage === $this->storage) {
$this->cache->move($source, $target);
} else {
$this->cache->moveFromCache($sourceCache, $source, $target);
}
}
if (pathinfo($source, PATHINFO_EXTENSION) !== pathinfo($target, PATHINFO_EXTENSION)) {
// handle mime type change
$mimeType = $this->storage->getMimeType($target);
$fileId = $this->cache->getId($target);
$this->cache->update($fileId, ['mimetype' => $mimeType]);
}
if ($sourceCache instanceof Cache) {
$sourceCache->correctFolderSize($source);
}
if ($this->cache instanceof Cache) {
$this->cache->correctFolderSize($target);
}
if ($sourceUpdater instanceof Updater) {
$sourceUpdater->correctParentStorageMtime($source);
}
$this->correctParentStorageMtime($target);
$this->updateStorageMTimeOnly($target);
$sourcePropagator->propagateChange($source, $time);
$this->propagator->propagateChange($target, $time);
}
/**
* get the filesystem info
*
* @param string $path
* @param boolean|string $includeMountPoints true to add mountpoint sizes,
* 'ext' to add only ext storage mount point sizes. Defaults to true.
* defaults to true
* @return \OC\Files\FileInfo|false False if file does not exist
*/
public function getFileInfo($path, $includeMountPoints = true)
{
$this->assertPathLength($path);
if (!Filesystem::isValidPath($path)) {
return false;
}
if (Cache\Scanner::isPartialFile($path)) {
return $this->getPartFileInfo($path);
}
$relativePath = $path;
$path = Filesystem::normalizePath($this->fakeRoot . '/' . $path);
$mount = Filesystem::getMountManager()->find($path);
$storage = $mount->getStorage();
$internalPath = $mount->getInternalPath($path);
if ($storage) {
$data = $this->getCacheEntry($storage, $internalPath, $relativePath);
if (!$data instanceof ICacheEntry) {
return false;
}
if ($mount instanceof MoveableMount && $internalPath === '') {
$data['permissions'] |= \OCP\Constants::PERMISSION_DELETE;
}
$owner = $this->getUserObjectForOwner($storage->getOwner($internalPath));
$info = new FileInfo($path, $storage, $internalPath, $data, $mount, $owner);
if ($data and isset($data['fileid'])) {
if ($includeMountPoints and $data['mimetype'] === 'httpd/unix-directory') {
//add the sizes of other mount points to the folder
$extOnly = $includeMountPoints === 'ext';
$mounts = Filesystem::getMountManager()->findIn($path);
foreach ($mounts as $mount) {
$subStorage = $mount->getStorage();
if ($subStorage) {
// exclude shared storage ?
if ($extOnly && $subStorage instanceof \OC\Files\Storage\Shared) {
continue;
}
$subCache = $subStorage->getCache('');
$rootEntry = $subCache->get('');
$info->addSubEntry($rootEntry, $mount->getMountPoint());
}
}
}
}
return $info;
}
return false;
}
/**
* last chunk received. This is the place where you can perform some final
* operation and return some remaining data if something is left in your
* buffer.
*
* @param string $path to the file
* @param int $position
* @return string remained data which should be written to the file in case
* of a write operation
* @throws PublicKeyMissingException
* @throws \Exception
* @throws \OCA\Encryption\Exceptions\MultiKeyEncryptException
*/
public function end($path, $position = 0)
{
$result = '';
if ($this->isWriteOperation) {
$this->keyManager->setVersion($path, $this->version + 1, new View());
// in case of a part file we remember the new signature versions
// the version will be set later on update.
// This way we make sure that other apps listening to the pre-hooks
// still get the old version which should be the correct value for them
if (Scanner::isPartialFile($path)) {
self::$rememberVersion[$this->stripPartFileExtension($path)] = $this->version + 1;
}
if (!empty($this->writeCache)) {
$result = $this->crypt->symmetricEncryptFileContent($this->writeCache, $this->fileKey, $this->version + 1, $position);
$this->writeCache = '';
}
$publicKeys = array();
if ($this->useMasterPassword === true) {
$publicKeys[$this->keyManager->getMasterKeyId()] = $this->keyManager->getPublicMasterKey();
} else {
foreach ($this->accessList['users'] as $uid) {
try {
$publicKeys[$uid] = $this->keyManager->getPublicKey($uid);
} catch (PublicKeyMissingException $e) {
$this->logger->warning('no public key found for user "{uid}", user will not be able to read the file', ['app' => 'encryption', 'uid' => $uid]);
// if the public key of the owner is missing we should fail
if ($uid === $this->user) {
throw $e;
}
}
}
}
$publicKeys = $this->keyManager->addSystemKeys($this->accessList, $publicKeys, $this->user);
$encryptedKeyfiles = $this->crypt->multiKeyEncrypt($this->fileKey, $publicKeys);
$this->keyManager->setAllFileKeys($this->path, $encryptedKeyfiles);
}
return $result;
}
/**
* @dataProvider dataTestIsPartialFile
*
* @param string $path
* @param bool $expected
*/
public function testIsPartialFile($path, $expected)
{
$this->assertSame($expected, $this->scanner->isPartialFile($path));
}
private function shouldEmitHooks($path = '')
{
if ($path && Cache\Scanner::isPartialFile($path)) {
return false;
}
if (!Filesystem::$loaded) {
return false;
}
$defaultRoot = Filesystem::getRoot();
if ($this->fakeRoot === $defaultRoot) {
return true;
}
return strlen($this->fakeRoot) > strlen($defaultRoot) && substr($this->fakeRoot, 0, strlen($defaultRoot) + 1) === $defaultRoot . '/';
}
/**
* get the filesystem info
*
* @param string $path
* @param boolean|string $includeMountPoints true to add mountpoint sizes,
* 'ext' to add only ext storage mount point sizes. Defaults to true.
* defaults to true
* @return \OC\Files\FileInfo|false
*/
public function getFileInfo($path, $includeMountPoints = true)
{
$this->assertPathLength($path);
$data = array();
if (!Filesystem::isValidPath($path)) {
return $data;
}
if (Cache\Scanner::isPartialFile($path)) {
return $this->getPartFileInfo($path);
}
$path = Filesystem::normalizePath($this->fakeRoot . '/' . $path);
$mount = Filesystem::getMountManager()->find($path);
$storage = $mount->getStorage();
$internalPath = $mount->getInternalPath($path);
$data = null;
if ($storage) {
$cache = $storage->getCache($internalPath);
if (!$cache->inCache($internalPath)) {
if (!$storage->file_exists($internalPath)) {
return false;
}
$scanner = $storage->getScanner($internalPath);
$scanner->scan($internalPath, Cache\Scanner::SCAN_SHALLOW);
} else {
$watcher = $storage->getWatcher($internalPath);
$data = $watcher->checkUpdate($internalPath);
}
if (!is_array($data)) {
$data = $cache->get($internalPath);
}
if ($data and isset($data['fileid'])) {
if ($data['permissions'] === 0) {
$data['permissions'] = $storage->getPermissions($data['path']);
$cache->update($data['fileid'], array('permissions' => $data['permissions']));
}
if ($includeMountPoints and $data['mimetype'] === 'httpd/unix-directory') {
//add the sizes of other mount points to the folder
$extOnly = $includeMountPoints === 'ext';
$mountPoints = Filesystem::getMountPoints($path);
foreach ($mountPoints as $mountPoint) {
$subStorage = Filesystem::getStorage($mountPoint);
if ($subStorage) {
// exclude shared storage ?
if ($extOnly && $subStorage instanceof \OC\Files\Storage\Shared) {
continue;
}
$subCache = $subStorage->getCache('');
$rootEntry = $subCache->get('');
$data['size'] += isset($rootEntry['size']) ? $rootEntry['size'] : 0;
}
}
}
}
}
if (!$data) {
return false;
}
if ($mount instanceof MoveableMount && $internalPath === '') {
$data['permissions'] |= \OCP\PERMISSION_DELETE | \OCP\PERMISSION_UPDATE;
}
$data = \OC_FileProxy::runPostProxies('getFileInfo', $path, $data);
return new FileInfo($path, $storage, $internalPath, $data);
}
/**
* Rename a file or folder in the cache and update the size, etag and mtime of the parent folders
*
* @param string $source
* @param string $target
*/
public function rename($source, $target) {
if (!$this->enabled or Scanner::isPartialFile($source) or Scanner::isPartialFile($target)) {
return;
}
/**
* @var \OC\Files\Storage\Storage $sourceStorage
* @var \OC\Files\Storage\Storage $targetStorage
* @var string $sourceInternalPath
* @var string $targetInternalPath
*/
list($sourceStorage, $sourceInternalPath) = $this->view->resolvePath($source);
// if it's a moved mountpoint we dont need to do anything
if ($sourceInternalPath === '') {
return;
}
list($targetStorage, $targetInternalPath) = $this->view->resolvePath($target);
if ($sourceStorage && $targetStorage) {
$targetCache = $targetStorage->getCache($sourceInternalPath);
if ($sourceStorage->getCache($sourceInternalPath)->inCache($sourceInternalPath)) {
if ($targetCache->inCache($targetInternalPath)) {
$targetCache->remove($targetInternalPath);
}
if ($sourceStorage === $targetStorage) {
$targetCache->move($sourceInternalPath, $targetInternalPath);
} else {
$targetCache->moveFromCache($sourceStorage->getCache(), $sourceInternalPath, $targetInternalPath);
}
}
if (pathinfo($sourceInternalPath, PATHINFO_EXTENSION) !== pathinfo($targetInternalPath, PATHINFO_EXTENSION)) {
// handle mime type change
$mimeType = $targetStorage->getMimeType($targetInternalPath);
$fileId = $targetCache->getId($targetInternalPath);
$targetCache->update($fileId, array('mimetype' => $mimeType));
}
$targetCache->correctFolderSize($sourceInternalPath);
$targetCache->correctFolderSize($targetInternalPath);
$this->correctParentStorageMtime($sourceStorage, $sourceInternalPath);
$this->correctParentStorageMtime($targetStorage, $targetInternalPath);
$this->propagator->addChange($this->getPropagatorPath($source));
$this->propagator->addChange($this->getPropagatorPath($target));
$this->propagator->propagateChanges();
}
}