/**
* Retrieves the contents of a trash bin directory.
*
* @param string $dir path to the directory inside the trashbin
* or empty to retrieve the root of the trashbin
* @param string $user
* @param string $sortAttribute attribute to sort on or empty to disable sorting
* @param bool $sortDescending true for descending sort, false otherwise
* @return \OCP\Files\FileInfo[]
*/
public static function getTrashFiles($dir, $user, $sortAttribute = '', $sortDescending = false)
{
$result = array();
$timestamp = null;
$view = new \OC\Files\View('/' . $user . '/files_trashbin/files');
if (ltrim($dir, '/') !== '' && !$view->is_dir($dir)) {
throw new \Exception('Directory does not exists');
}
$dirContent = $view->opendir($dir);
if ($dirContent === false) {
return $result;
}
$mount = $view->getMount($dir);
$storage = $mount->getStorage();
$absoluteDir = $view->getAbsolutePath($dir);
$internalPath = $mount->getInternalPath($absoluteDir);
if (is_resource($dirContent)) {
$originalLocations = \OCA\Files_Trashbin\Trashbin::getLocations($user);
while (($entryName = readdir($dirContent)) !== false) {
if (!\OC\Files\Filesystem::isIgnoredDir($entryName)) {
$id = $entryName;
if ($dir === '' || $dir === '/') {
$size = $view->filesize($id);
$pathparts = pathinfo($entryName);
$timestamp = substr($pathparts['extension'], 1);
$id = $pathparts['filename'];
} else {
if ($timestamp === null) {
// for subfolders we need to calculate the timestamp only once
$size = $view->filesize($dir . '/' . $id);
$parts = explode('/', ltrim($dir, '/'));
$timestamp = substr(pathinfo($parts[0], PATHINFO_EXTENSION), 1);
}
}
$originalPath = '';
if (isset($originalLocations[$id][$timestamp])) {
$originalPath = $originalLocations[$id][$timestamp];
if (substr($originalPath, -1) === '/') {
$originalPath = substr($originalPath, 0, -1);
}
}
$i = array('name' => $id, 'mtime' => $timestamp, 'mimetype' => $view->is_dir($dir . '/' . $entryName) ? 'httpd/unix-directory' : \OC_Helper::getFileNameMimeType($id), 'type' => $view->is_dir($dir . '/' . $entryName) ? 'dir' : 'file', 'directory' => $dir === '/' ? '' : $dir, 'size' => $size);
if ($originalPath) {
$i['extraData'] = $originalPath . '/' . $id;
}
$result[] = new FileInfo($absoluteDir . '/' . $i['name'], $storage, $internalPath . '/' . $i['name'], $i, $mount);
}
}
closedir($dirContent);
}
if ($sortAttribute !== '') {
return \OCA\Files\Helper::sortFiles($result, $sortAttribute, $sortDescending);
}
return $result;
}
/**
* @NoAdminRequired
*
* @param string $path
* @return DataResponse
*/
public function postAvatar($path)
{
$userId = $this->userSession->getUser()->getUID();
$files = $this->request->getUploadedFile('files');
if (isset($path)) {
$path = stripslashes($path);
$view = new \OC\Files\View('/' . $userId . '/files');
if ($view->filesize($path) > 20 * 1024 * 1024) {
return new DataResponse(['data' => ['message' => $this->l->t('File is too big')]], Http::STATUS_BAD_REQUEST);
}
$fileName = $view->getLocalFile($path);
} elseif (!is_null($files)) {
if ($files['error'][0] === 0 && is_uploaded_file($files['tmp_name'][0]) && !\OC\Files\Filesystem::isFileBlacklisted($files['tmp_name'][0])) {
if ($files['size'][0] > 20 * 1024 * 1024) {
return new DataResponse(['data' => ['message' => $this->l->t('File is too big')]], Http::STATUS_BAD_REQUEST);
}
$this->cache->set('avatar_upload', file_get_contents($files['tmp_name'][0]), 7200);
$view = new \OC\Files\View('/' . $userId . '/cache');
$fileName = $view->getLocalFile('avatar_upload');
unlink($files['tmp_name'][0]);
} else {
return new DataResponse(['data' => ['message' => $this->l->t('Invalid file provided')]], Http::STATUS_BAD_REQUEST);
}
} else {
//Add imgfile
return new DataResponse(['data' => ['message' => $this->l->t('No image or file provided')]], Http::STATUS_BAD_REQUEST);
}
try {
$image = new \OC_Image();
$image->loadFromFile($fileName);
$image->fixOrientation();
if ($image->valid()) {
$mimeType = $image->mimeType();
if ($mimeType !== 'image/jpeg' && $mimeType !== 'image/png') {
return new DataResponse(['data' => ['message' => $this->l->t('Unknown filetype')]]);
}
$this->cache->set('tmpAvatar', $image->data(), 7200);
return new DataResponse(['data' => 'notsquare']);
} else {
return new DataResponse(['data' => ['message' => $this->l->t('Invalid image')]]);
}
} catch (\Exception $e) {
return new DataResponse(['data' => ['message' => $e->getMessage()]]);
}
}
/**
* @brief returns all stored file versions from a given user
* @param $uid id to the user
* @return array with contains two arrays 'all' which contains all versions sorted by age and 'by_file' which contains all versions sorted by filename
*/
private static function getAllVersions($uid)
{
if (\OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED) == 'true') {
$versions_fileview = new \OC\Files\View('/' . $uid . '/files_versions');
$versionsRoot = $versions_fileview->getLocalFolder('');
$iterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($versionsRoot), \RecursiveIteratorIterator::CHILD_FIRST);
$versions = array();
foreach ($iterator as $path) {
if (preg_match('/^.+\\.v(\\d+)$/', $path, $match)) {
$relpath = substr($path, strlen($versionsRoot) - 1);
$versions[$match[1] . '#' . $relpath] = array('path' => $relpath, 'timestamp' => $match[1]);
}
}
ksort($versions);
$i = 0;
$result = array();
foreach ($versions as $key => $value) {
$i++;
$size = $versions_fileview->filesize($value['path']);
$filename = substr($value['path'], 0, -strlen($value['timestamp']) - 2);
$result['all'][$key]['version'] = $value['timestamp'];
$result['all'][$key]['path'] = $filename;
$result['all'][$key]['size'] = $size;
$filename = substr($value['path'], 0, -strlen($value['timestamp']) - 2);
$result['by_file'][$filename][$key]['version'] = $value['timestamp'];
$result['by_file'][$filename][$key]['path'] = $filename;
$result['by_file'][$filename][$key]['size'] = $size;
}
return $result;
}
}
* @author Bjoern Schiessle
* @copyright 2013 Bjoern Schiessle schiessle@owncloud.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 library. If not, see <http://www.gnu.org/licenses/>.
*
*/
OCP\JSON::checkAppEnabled('files_versions');
//OCP\JSON::callCheck();
$file = $_GET['file'];
$revision = (int) $_GET['revision'];
list($uid, $filename) = OCA\Files_Versions\Storage::getUidAndFilename($file);
$versionName = '/' . $uid . '/files_versions/' . $filename . '.v' . $revision;
$view = new OC\Files\View('/');
$ftype = $view->getMimeType('/' . $uid . '/files/' . $filename);
header('Content-Type:' . $ftype);
OCP\Response::setContentDispositionHeader(basename($filename), 'attachment');
OCP\Response::disableCaching();
OCP\Response::setContentLengthHeader($view->filesize($versionName));
OC_Util::obEnd();
$view->readfile($versionName);
* @author Bjoern Schiessle
* @copyright 2013 Bjoern Schiessle schiessle@owncloud.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 library. If not, see <http://www.gnu.org/licenses/>.
*
*/
OCP\JSON::checkAppEnabled('files_versions');
OCP\JSON::checkLoggedIn();
$file = $_GET['file'];
$revision = (int) $_GET['revision'];
list($uid, $filename) = OCA\Files_Versions\Storage::getUidAndFilename($file);
$versionName = '/' . $uid . '/files_versions/' . $filename . '.v' . $revision;
$view = new OC\Files\View('/');
$ftype = $view->getMimeType('/' . $uid . '/files/' . $filename);
header('Content-Type:' . $ftype);
OCP\Response::setContentDispositionHeader(basename($filename), 'attachment');
OCP\Response::disableCaching();
header('Content-Length: ' . $view->filesize($versionName));
OC_Util::obEnd();
$view->readfile($versionName);
/**
* @brief restore encryption keys from trash bin
*
* @param \OC\Files\View $view
* @param $file complete path to file
* @param $filename name of file
* @param $uniqueFilename new file name to restore the file without overwriting existing files
* @param $location location of file
* @param $timestamp deleteion time
*
* @return size of restored encrypted file
*/
private static function restoreEncryptionKeys($view, $file, $filename, $uniqueFilename, $location, $timestamp)
{
// Take care of encryption keys TODO! Get '.key' in file between file name and delete date (also for permanent delete!)
$size = 0;
if (\OCP\App::isEnabled('files_encryption')) {
$user = \OCP\User::getUser();
$rootView = new \OC\Files\View('/');
$target = \OC\Files\Filesystem::normalizePath('/' . $location . '/' . $uniqueFilename);
list($owner, $ownerPath) = self::getUidAndFilename($target);
$util = new \OCA\Encryption\Util(new \OC_FilesystemView('/'), $user);
if ($util->isSystemWideMountPoint($ownerPath)) {
$baseDir = '/files_encryption/';
} else {
$baseDir = $owner . '/files_encryption/';
}
$path_parts = pathinfo($file);
$source_location = $path_parts['dirname'];
if ($view->is_dir('/files_trashbin/keyfiles/' . $file)) {
if ($source_location != '.') {
$keyfile = \OC\Files\Filesystem::normalizePath($user . '/files_trashbin/keyfiles/' . $source_location . '/' . $filename);
$sharekey = \OC\Files\Filesystem::normalizePath($user . '/files_trashbin/share-keys/' . $source_location . '/' . $filename);
} else {
$keyfile = \OC\Files\Filesystem::normalizePath($user . '/files_trashbin/keyfiles/' . $filename);
$sharekey = \OC\Files\Filesystem::normalizePath($user . '/files_trashbin/share-keys/' . $filename);
}
} else {
$keyfile = \OC\Files\Filesystem::normalizePath($user . '/files_trashbin/keyfiles/' . $source_location . '/' . $filename . '.key');
}
if ($timestamp) {
$keyfile .= '.d' . $timestamp;
}
// disable proxy to prevent recursive calls
$proxyStatus = \OC_FileProxy::$enabled;
\OC_FileProxy::$enabled = false;
if ($rootView->file_exists($keyfile)) {
// handle directory
if ($rootView->is_dir($keyfile)) {
// handle keyfiles
$size += self::calculateSize(new \OC\Files\View($keyfile));
$rootView->rename($keyfile, $baseDir . '/keyfiles/' . $ownerPath);
// handle share-keys
if ($timestamp) {
$sharekey .= '.d' . $timestamp;
}
$size += self::calculateSize(new \OC\Files\View($sharekey));
$rootView->rename($sharekey, $baseDir . '/share-keys/' . $ownerPath);
} else {
// handle keyfiles
$size += $rootView->filesize($keyfile);
$rootView->rename($keyfile, $baseDir . '/keyfiles/' . $ownerPath . '.key');
// handle share-keys
$ownerShareKey = \OC\Files\Filesystem::normalizePath($user . '/files_trashbin/share-keys/' . $source_location . '/' . $filename . '.' . $user . '.shareKey');
if ($timestamp) {
$ownerShareKey .= '.d' . $timestamp;
}
$size += $rootView->filesize($ownerShareKey);
// move only owners key
$rootView->rename($ownerShareKey, $baseDir . '/share-keys/' . $ownerPath . '.' . $user . '.shareKey');
// try to re-share if file is shared
$filesystemView = new \OC_FilesystemView('/');
$session = new \OCA\Encryption\Session($filesystemView);
$util = new \OCA\Encryption\Util($filesystemView, $user);
// fix the file size
$absolutePath = \OC\Files\Filesystem::normalizePath('/' . $owner . '/files/' . $ownerPath);
$util->fixFileSize($absolutePath);
// get current sharing state
$sharingEnabled = \OCP\Share::isEnabled();
// get users sharing this file
$usersSharing = $util->getSharingUsersArray($sharingEnabled, $target, $user);
// Attempt to set shareKey
$util->setSharedFileKeyfiles($session, $usersSharing, $target);
}
}
// enable proxy
\OC_FileProxy::$enabled = $proxyStatus;
}
return $size;
}
/**
* returns all stored file versions from a given user
* @param string $uid id of the user
* @return array with contains two arrays 'all' which contains all versions sorted by age and 'by_file' which contains all versions sorted by filename
*/
private static function getAllVersions($uid)
{
$view = new \OC\Files\View('/' . $uid . '/');
$dirs = array(self::VERSIONS_ROOT);
$versions = array();
while (!empty($dirs)) {
$dir = array_pop($dirs);
$files = $view->getDirectoryContent($dir);
foreach ($files as $file) {
if ($file['type'] === 'dir') {
array_push($dirs, $file['path']);
} else {
$versionsBegin = strrpos($file['path'], '.v');
$relPathStart = strlen(self::VERSIONS_ROOT);
$version = substr($file['path'], $versionsBegin + 2);
$relpath = substr($file['path'], $relPathStart, $versionsBegin - $relPathStart);
$key = $version . '#' . $relpath;
$versions[$key] = array('path' => $relpath, 'timestamp' => $version);
}
}
}
// newest version first
krsort($versions);
$result = array();
foreach ($versions as $key => $value) {
$size = $view->filesize(self::VERSIONS_ROOT . '/' . $value['path'] . '.v' . $value['timestamp']);
$filename = $value['path'];
$result['all'][$key]['version'] = $value['timestamp'];
$result['all'][$key]['path'] = $filename;
$result['all'][$key]['size'] = $size;
$result['by_file'][$filename][$key]['version'] = $value['timestamp'];
$result['by_file'][$filename][$key]['path'] = $filename;
$result['by_file'][$filename][$key]['size'] = $size;
}
return $result;
}
/**
* move file to the trash bin
*
* @param string $file_path path to the deleted file/directory relative to the files root directory
*/
public static function move2trash($file_path)
{
// get the user for which the filesystem is setup
$root = Filesystem::getRoot();
list(, $user) = explode('/', $root);
$size = 0;
list($owner, $ownerPath) = self::getUidAndFilename($file_path);
$view = new \OC\Files\View('/' . $user);
// file has been deleted in between
if (!$view->file_exists('/files/' . $file_path)) {
return true;
}
self::setUpTrash($user);
$path_parts = pathinfo($file_path);
$filename = $path_parts['basename'];
$location = $path_parts['dirname'];
$timestamp = time();
$userTrashSize = self::getTrashbinSize($user);
// disable proxy to prevent recursive calls
$proxyStatus = \OC_FileProxy::$enabled;
\OC_FileProxy::$enabled = false;
$trashPath = '/files_trashbin/files/' . $filename . '.d' . $timestamp;
try {
$sizeOfAddedFiles = $view->filesize('/files/' . $file_path);
if ($view->file_exists($trashPath)) {
$view->unlink($trashPath);
}
$view->rename('/files/' . $file_path, $trashPath);
} catch (\OCA\Files_Trashbin\Exceptions\CopyRecursiveException $e) {
$sizeOfAddedFiles = false;
if ($view->file_exists($trashPath)) {
$view->deleteAll($trashPath);
}
\OC_Log::write('files_trashbin', 'Couldn\'t move ' . $file_path . ' to the trash bin', \OC_log::ERROR);
}
\OC_FileProxy::$enabled = $proxyStatus;
if ($view->file_exists('/files/' . $file_path)) {
// failed to delete the original file, abort
$view->unlink($trashPath);
return false;
}
if ($sizeOfAddedFiles !== false) {
$size = $sizeOfAddedFiles;
$query = \OC_DB::prepare("INSERT INTO `*PREFIX*files_trash` (`id`,`timestamp`,`location`,`user`) VALUES (?,?,?,?)");
$result = $query->execute(array($filename, $timestamp, $location, $user));
if (!$result) {
\OC_Log::write('files_trashbin', 'trash bin database couldn\'t be updated', \OC_log::ERROR);
}
\OCP\Util::emitHook('\\OCA\\Files_Trashbin\\Trashbin', 'post_moveToTrash', array('filePath' => \OC\Files\Filesystem::normalizePath($file_path), 'trashPath' => \OC\Files\Filesystem::normalizePath($filename . '.d' . $timestamp)));
$size += self::retainVersions($file_path, $filename, $timestamp);
$size += self::retainEncryptionKeys($file_path, $filename, $timestamp);
// if owner !== user we need to also add a copy to the owners trash
if ($user !== $owner) {
self::copyFilesToOwner($file_path, $owner, $ownerPath, $timestamp);
}
}
$userTrashSize += $size;
$userTrashSize -= self::expire($userTrashSize, $user);
// if owner !== user we also need to update the owners trash size
if ($owner !== $user) {
$ownerTrashSize = self::getTrashbinSize($owner);
$ownerTrashSize += $size;
$ownerTrashSize -= self::expire($ownerTrashSize, $owner);
}
return $sizeOfAddedFiles === false ? false : true;
}
