651 lines
18 KiB
PHP
651 lines
18 KiB
PHP
<?php
|
|
/**
|
|
* Copyright (c) 2012 Robin Appelman <icewind@owncloud.com>
|
|
* This file is licensed under the Affero General Public License version 3 or
|
|
* later.
|
|
* See the COPYING-README file.
|
|
*/
|
|
|
|
namespace OC\Files\Cache;
|
|
|
|
/**
|
|
* Metadata cache for the filesystem
|
|
*
|
|
* don't use this class directly if you need to get metadata, use \OC\Files\Filesystem::getFileInfo instead
|
|
*/
|
|
class Cache {
|
|
const NOT_FOUND = 0;
|
|
const PARTIAL = 1; //only partial data available, file not cached in the database
|
|
const SHALLOW = 2; //folder in cache, but not all child files are completely scanned
|
|
const COMPLETE = 3;
|
|
|
|
/**
|
|
* @var array partial data for the cache
|
|
*/
|
|
private $partial = array();
|
|
|
|
/**
|
|
* @var string
|
|
*/
|
|
private $storageId;
|
|
|
|
/**
|
|
* @var Storage $storageCache
|
|
*/
|
|
private $storageCache;
|
|
|
|
private static $mimetypeIds = array();
|
|
private static $mimetypes = array();
|
|
|
|
/**
|
|
* @param \OC\Files\Storage\Storage|string $storage
|
|
*/
|
|
public function __construct($storage) {
|
|
if ($storage instanceof \OC\Files\Storage\Storage) {
|
|
$this->storageId = $storage->getId();
|
|
} else {
|
|
$this->storageId = $storage;
|
|
}
|
|
if (strlen($this->storageId) > 64) {
|
|
$this->storageId = md5($this->storageId);
|
|
}
|
|
|
|
$this->storageCache = new Storage($storage);
|
|
}
|
|
|
|
public function getNumericStorageId() {
|
|
return $this->storageCache->getNumericId();
|
|
}
|
|
|
|
/**
|
|
* normalize mimetypes
|
|
*
|
|
* @param string $mime
|
|
* @return int
|
|
*/
|
|
public function getMimetypeId($mime) {
|
|
if (empty($mime)) {
|
|
// Can not insert empty string into Oracle NOT NULL column.
|
|
$mime = 'application/octet-stream';
|
|
}
|
|
if (empty(self::$mimetypeIds)) {
|
|
$this->loadMimetypes();
|
|
}
|
|
|
|
if (!isset(self::$mimetypeIds[$mime])) {
|
|
try{
|
|
$result = \OC_DB::executeAudited('INSERT INTO `*PREFIX*mimetypes`(`mimetype`) VALUES(?)', array($mime));
|
|
self::$mimetypeIds[$mime] = \OC_DB::insertid('*PREFIX*mimetypes');
|
|
self::$mimetypes[self::$mimetypeIds[$mime]] = $mime;
|
|
}
|
|
catch (\Doctrine\DBAL\DBALException $e){
|
|
\OC_Log::write('core', 'Exception during mimetype insertion: ' . $e->getmessage(), \OC_Log::DEBUG);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
return self::$mimetypeIds[$mime];
|
|
}
|
|
|
|
public function getMimetype($id) {
|
|
if (empty(self::$mimetypes)) {
|
|
$this->loadMimetypes();
|
|
}
|
|
|
|
return isset(self::$mimetypes[$id]) ? self::$mimetypes[$id] : null;
|
|
}
|
|
|
|
public function loadMimetypes(){
|
|
$result = \OC_DB::executeAudited('SELECT `id`, `mimetype` FROM `*PREFIX*mimetypes`', array());
|
|
if ($result) {
|
|
while ($row = $result->fetchRow()) {
|
|
self::$mimetypeIds[$row['mimetype']] = $row['id'];
|
|
self::$mimetypes[$row['id']] = $row['mimetype'];
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* get the stored metadata of a file or folder
|
|
*
|
|
* @param string/int $file
|
|
* @return array|false
|
|
*/
|
|
public function get($file) {
|
|
if (is_string($file) or $file == '') {
|
|
// normalize file
|
|
$file = $this->normalize($file);
|
|
|
|
$where = 'WHERE `storage` = ? AND `path_hash` = ?';
|
|
$params = array($this->getNumericStorageId(), md5($file));
|
|
} else { //file id
|
|
$where = 'WHERE `fileid` = ?';
|
|
$params = array($file);
|
|
}
|
|
$sql = 'SELECT `fileid`, `storage`, `path`, `parent`, `name`, `mimetype`, `mimepart`, `size`, `mtime`,
|
|
`storage_mtime`, `encrypted`, `unencrypted_size`, `etag`
|
|
FROM `*PREFIX*filecache` ' . $where;
|
|
$result = \OC_DB::executeAudited($sql, $params);
|
|
$data = $result->fetchRow();
|
|
|
|
//FIXME hide this HACK in the next database layer, or just use doctrine and get rid of MDB2 and PDO
|
|
//PDO returns false, MDB2 returns null, oracle always uses MDB2, so convert null to false
|
|
if ($data === null) {
|
|
$data = false;
|
|
}
|
|
|
|
//merge partial data
|
|
if (!$data and is_string($file)) {
|
|
if (isset($this->partial[$file])) {
|
|
$data = $this->partial[$file];
|
|
}
|
|
} else {
|
|
//fix types
|
|
$data['fileid'] = (int)$data['fileid'];
|
|
$data['size'] = (int)$data['size'];
|
|
$data['mtime'] = (int)$data['mtime'];
|
|
$data['storage_mtime'] = (int)$data['storage_mtime'];
|
|
$data['encrypted'] = (bool)$data['encrypted'];
|
|
$data['unencrypted_size'] = (int)$data['unencrypted_size'];
|
|
$data['storage'] = $this->storageId;
|
|
$data['mimetype'] = $this->getMimetype($data['mimetype']);
|
|
$data['mimepart'] = $this->getMimetype($data['mimepart']);
|
|
if ($data['storage_mtime'] == 0) {
|
|
$data['storage_mtime'] = $data['mtime'];
|
|
}
|
|
}
|
|
|
|
return $data;
|
|
}
|
|
|
|
/**
|
|
* get the metadata of all files stored in $folder
|
|
*
|
|
* @param string $folder
|
|
* @return array
|
|
*/
|
|
public function getFolderContents($folder) {
|
|
$fileId = $this->getId($folder);
|
|
return $this->getFolderContentsById($fileId);
|
|
}
|
|
|
|
/**
|
|
* get the metadata of all files stored in $folder
|
|
*
|
|
* @param int $fileId the file id of the folder
|
|
* @return array
|
|
*/
|
|
public function getFolderContentsById($fileId) {
|
|
if ($fileId > -1) {
|
|
$sql = 'SELECT `fileid`, `storage`, `path`, `parent`, `name`, `mimetype`, `mimepart`, `size`, `mtime`,
|
|
`storage_mtime`, `encrypted`, `unencrypted_size`, `etag`
|
|
FROM `*PREFIX*filecache` WHERE `parent` = ? ORDER BY `name` ASC';
|
|
$result = \OC_DB::executeAudited($sql,array($fileId));
|
|
$files = $result->fetchAll();
|
|
foreach ($files as &$file) {
|
|
$file['mimetype'] = $this->getMimetype($file['mimetype']);
|
|
$file['mimepart'] = $this->getMimetype($file['mimepart']);
|
|
if ($file['storage_mtime'] == 0) {
|
|
$file['storage_mtime'] = $file['mtime'];
|
|
}
|
|
if ($file['encrypted'] or ($file['unencrypted_size'] > 0 and $file['mimetype'] === 'httpd/unix-directory')) {
|
|
$file['encrypted_size'] = $file['size'];
|
|
$file['size'] = $file['unencrypted_size'];
|
|
}
|
|
}
|
|
return $files;
|
|
} else {
|
|
return array();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* store meta data for a file or folder
|
|
*
|
|
* @param string $file
|
|
* @param array $data
|
|
*
|
|
* @return int file id
|
|
*/
|
|
public function put($file, array $data) {
|
|
if (($id = $this->getId($file)) > -1) {
|
|
$this->update($id, $data);
|
|
return $id;
|
|
} else {
|
|
// normalize file
|
|
$file = $this->normalize($file);
|
|
|
|
if (isset($this->partial[$file])) { //add any saved partial data
|
|
$data = array_merge($this->partial[$file], $data);
|
|
unset($this->partial[$file]);
|
|
}
|
|
|
|
$requiredFields = array('size', 'mtime', 'mimetype');
|
|
foreach ($requiredFields as $field) {
|
|
if (!isset($data[$field])) { //data not complete save as partial and return
|
|
$this->partial[$file] = $data;
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
$data['path'] = $file;
|
|
$data['parent'] = $this->getParentId($file);
|
|
$data['name'] = \OC_Util::basename($file);
|
|
|
|
list($queryParts, $params) = $this->buildParts($data);
|
|
$queryParts[] = '`storage`';
|
|
$params[] = $this->getNumericStorageId();
|
|
$valuesPlaceholder = array_fill(0, count($queryParts), '?');
|
|
|
|
$sql = 'INSERT INTO `*PREFIX*filecache` (' . implode(', ', $queryParts) . ')'
|
|
. ' VALUES (' . implode(', ', $valuesPlaceholder) . ')';
|
|
\OC_DB::executeAudited($sql, $params);
|
|
|
|
return (int)\OC_DB::insertid('*PREFIX*filecache');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* update the metadata in the cache
|
|
*
|
|
* @param int $id
|
|
* @param array $data
|
|
*/
|
|
public function update($id, array $data) {
|
|
|
|
if(isset($data['path'])) {
|
|
// normalize path
|
|
$data['path'] = $this->normalize($data['path']);
|
|
}
|
|
|
|
if(isset($data['name'])) {
|
|
// normalize path
|
|
$data['name'] = $this->normalize($data['name']);
|
|
}
|
|
|
|
list($queryParts, $params) = $this->buildParts($data);
|
|
$params[] = $id;
|
|
|
|
$sql = 'UPDATE `*PREFIX*filecache` SET ' . implode(' = ?, ', $queryParts) . '=? WHERE `fileid` = ?';
|
|
\OC_DB::executeAudited($sql, $params);
|
|
}
|
|
|
|
/**
|
|
* extract query parts and params array from data array
|
|
*
|
|
* @param array $data
|
|
* @return array
|
|
*/
|
|
function buildParts(array $data) {
|
|
$fields = array('path', 'parent', 'name', 'mimetype', 'size', 'mtime', 'storage_mtime', 'encrypted', 'unencrypted_size', 'etag');
|
|
$params = array();
|
|
$queryParts = array();
|
|
foreach ($data as $name => $value) {
|
|
if (array_search($name, $fields) !== false) {
|
|
if ($name === 'path') {
|
|
$params[] = md5($value);
|
|
$queryParts[] = '`path_hash`';
|
|
} elseif ($name === 'mimetype') {
|
|
$params[] = $this->getMimetypeId(substr($value, 0, strpos($value, '/')));
|
|
$queryParts[] = '`mimepart`';
|
|
$value = $this->getMimetypeId($value);
|
|
} elseif ($name === 'storage_mtime') {
|
|
if (!isset($data['mtime'])) {
|
|
$params[] = $value;
|
|
$queryParts[] = '`mtime`';
|
|
}
|
|
} elseif ($name === 'encrypted') {
|
|
// Boolean to integer conversion
|
|
$value = $value ? 1 : 0;
|
|
}
|
|
$params[] = $value;
|
|
$queryParts[] = '`' . $name . '`';
|
|
}
|
|
}
|
|
return array($queryParts, $params);
|
|
}
|
|
|
|
/**
|
|
* get the file id for a file
|
|
*
|
|
* @param string $file
|
|
* @return int
|
|
*/
|
|
public function getId($file) {
|
|
// normalize file
|
|
$file = $this->normalize($file);
|
|
|
|
$pathHash = md5($file);
|
|
|
|
$sql = 'SELECT `fileid` FROM `*PREFIX*filecache` WHERE `storage` = ? AND `path_hash` = ?';
|
|
$result = \OC_DB::executeAudited($sql, array($this->getNumericStorageId(), $pathHash));
|
|
if ($row = $result->fetchRow()) {
|
|
return $row['fileid'];
|
|
} else {
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* get the id of the parent folder of a file
|
|
*
|
|
* @param string $file
|
|
* @return int
|
|
*/
|
|
public function getParentId($file) {
|
|
if ($file === '') {
|
|
return -1;
|
|
} else {
|
|
$parent = dirname($file);
|
|
if ($parent === '.') {
|
|
$parent = '';
|
|
}
|
|
return $this->getId($parent);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* check if a file is available in the cache
|
|
*
|
|
* @param string $file
|
|
* @return bool
|
|
*/
|
|
public function inCache($file) {
|
|
return $this->getId($file) != -1;
|
|
}
|
|
|
|
/**
|
|
* remove a file or folder from the cache
|
|
*
|
|
* @param string $file
|
|
*/
|
|
public function remove($file) {
|
|
$entry = $this->get($file);
|
|
if ($entry['mimetype'] === 'httpd/unix-directory') {
|
|
$children = $this->getFolderContents($file);
|
|
foreach ($children as $child) {
|
|
$this->remove($child['path']);
|
|
}
|
|
}
|
|
|
|
$sql = 'DELETE FROM `*PREFIX*filecache` WHERE `fileid` = ?';
|
|
\OC_DB::executeAudited($sql, array($entry['fileid']));
|
|
|
|
$permissionsCache = new Permissions($this->storageId);
|
|
$permissionsCache->remove($entry['fileid']);
|
|
}
|
|
|
|
/**
|
|
* Move a file or folder in the cache
|
|
*
|
|
* @param string $source
|
|
* @param string $target
|
|
*/
|
|
public function move($source, $target) {
|
|
// normalize source and target
|
|
$source = $this->normalize($source);
|
|
$target = $this->normalize($target);
|
|
|
|
$sourceData = $this->get($source);
|
|
$sourceId = $sourceData['fileid'];
|
|
$newParentId = $this->getParentId($target);
|
|
|
|
if ($sourceData['mimetype'] === 'httpd/unix-directory') {
|
|
//find all child entries
|
|
$sql = 'SELECT `path`, `fileid` FROM `*PREFIX*filecache` WHERE `storage` = ? AND `path` LIKE ?';
|
|
$result = \OC_DB::executeAudited($sql, array($this->getNumericStorageId(), $source . '/%'));
|
|
$childEntries = $result->fetchAll();
|
|
$sourceLength = strlen($source);
|
|
$query = \OC_DB::prepare('UPDATE `*PREFIX*filecache` SET `path` = ?, `path_hash` = ? WHERE `fileid` = ?');
|
|
|
|
foreach ($childEntries as $child) {
|
|
$targetPath = $target . substr($child['path'], $sourceLength);
|
|
\OC_DB::executeAudited($query, array($targetPath, md5($targetPath), $child['fileid']));
|
|
}
|
|
}
|
|
|
|
$sql = 'UPDATE `*PREFIX*filecache` SET `path` = ?, `path_hash` = ?, `name` = ?, `parent` =? WHERE `fileid` = ?';
|
|
\OC_DB::executeAudited($sql, array($target, md5($target), basename($target), $newParentId, $sourceId));
|
|
}
|
|
|
|
/**
|
|
* remove all entries for files that are stored on the storage from the cache
|
|
*/
|
|
public function clear() {
|
|
$sql = 'DELETE FROM `*PREFIX*filecache` WHERE `storage` = ?';
|
|
\OC_DB::executeAudited($sql, array($this->getNumericStorageId()));
|
|
|
|
$sql = 'DELETE FROM `*PREFIX*storages` WHERE `id` = ?';
|
|
\OC_DB::executeAudited($sql, array($this->storageId));
|
|
}
|
|
|
|
/**
|
|
* @param string $file
|
|
*
|
|
* @return int, Cache::NOT_FOUND, Cache::PARTIAL, Cache::SHALLOW or Cache::COMPLETE
|
|
*/
|
|
public function getStatus($file) {
|
|
// normalize file
|
|
$file = $this->normalize($file);
|
|
|
|
$pathHash = md5($file);
|
|
$sql = 'SELECT `size` FROM `*PREFIX*filecache` WHERE `storage` = ? AND `path_hash` = ?';
|
|
$result = \OC_DB::executeAudited($sql, array($this->getNumericStorageId(), $pathHash));
|
|
if ($row = $result->fetchRow()) {
|
|
if ((int)$row['size'] === -1) {
|
|
return self::SHALLOW;
|
|
} else {
|
|
return self::COMPLETE;
|
|
}
|
|
} else {
|
|
if (isset($this->partial[$file])) {
|
|
return self::PARTIAL;
|
|
} else {
|
|
return self::NOT_FOUND;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* search for files matching $pattern
|
|
*
|
|
* @param string $pattern
|
|
* @return array an array of file data
|
|
*/
|
|
public function search($pattern) {
|
|
|
|
// normalize pattern
|
|
$pattern = $this->normalize($pattern);
|
|
|
|
$sql = 'SELECT `fileid`, `storage`, `path`, `parent`, `name`, `mimetype`, `mimepart`, `size`, `mtime`, `encrypted`, `unencrypted_size`, `etag`
|
|
FROM `*PREFIX*filecache` WHERE `name` LIKE ? AND `storage` = ?';
|
|
$result = \OC_DB::executeAudited($sql, array($pattern, $this->getNumericStorageId()));
|
|
$files = array();
|
|
while ($row = $result->fetchRow()) {
|
|
$row['mimetype'] = $this->getMimetype($row['mimetype']);
|
|
$row['mimepart'] = $this->getMimetype($row['mimepart']);
|
|
$files[] = $row;
|
|
}
|
|
return $files;
|
|
}
|
|
|
|
/**
|
|
* search for files by mimetype
|
|
*
|
|
* @param string $mimetype
|
|
* @return array
|
|
*/
|
|
public function searchByMime($mimetype) {
|
|
if (strpos($mimetype, '/')) {
|
|
$where = '`mimetype` = ?';
|
|
} else {
|
|
$where = '`mimepart` = ?';
|
|
}
|
|
$sql = 'SELECT `fileid`, `storage`, `path`, `parent`, `name`, `mimetype`, `mimepart`, `size`, `mtime`, `encrypted`, `unencrypted_size`, `etag`
|
|
FROM `*PREFIX*filecache` WHERE ' . $where . ' AND `storage` = ?';
|
|
$mimetype = $this->getMimetypeId($mimetype);
|
|
$result = \OC_DB::executeAudited($sql, array($mimetype, $this->getNumericStorageId()));
|
|
$files = array();
|
|
while ($row = $result->fetchRow()) {
|
|
$row['mimetype'] = $this->getMimetype($row['mimetype']);
|
|
$row['mimepart'] = $this->getMimetype($row['mimepart']);
|
|
$files[] = $row;
|
|
}
|
|
return $files;
|
|
}
|
|
|
|
/**
|
|
* update the folder size and the size of all parent folders
|
|
*
|
|
* @param string|boolean $path
|
|
* @param array $data (optional) meta data of the folder
|
|
*/
|
|
public function correctFolderSize($path, $data = null) {
|
|
$this->calculateFolderSize($path, $data);
|
|
if ($path !== '') {
|
|
$parent = dirname($path);
|
|
if ($parent === '.' or $parent === '/') {
|
|
$parent = '';
|
|
}
|
|
$this->correctFolderSize($parent);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* get the size of a folder and set it in the cache
|
|
*
|
|
* @param string $path
|
|
* @param array $entry (optional) meta data of the folder
|
|
* @return int
|
|
*/
|
|
public function calculateFolderSize($path, $entry = null) {
|
|
$totalSize = 0;
|
|
if (is_null($entry) or !isset($entry['fileid'])) {
|
|
$entry = $this->get($path);
|
|
}
|
|
if ($entry && $entry['mimetype'] === 'httpd/unix-directory') {
|
|
$id = $entry['fileid'];
|
|
$sql = 'SELECT SUM(`size`) AS f1, MIN(`size`) AS f2, ' .
|
|
'SUM(`unencrypted_size`) AS f3 ' .
|
|
'FROM `*PREFIX*filecache` ' .
|
|
'WHERE `parent` = ? AND `storage` = ?';
|
|
$result = \OC_DB::executeAudited($sql, array($id, $this->getNumericStorageId()));
|
|
if ($row = $result->fetchRow()) {
|
|
list($sum, $min, $unencryptedSum) = array_values($row);
|
|
$sum = (int)$sum;
|
|
$min = (int)$min;
|
|
$unencryptedSum = (int)$unencryptedSum;
|
|
if ($min === -1) {
|
|
$totalSize = $min;
|
|
} else {
|
|
$totalSize = $sum;
|
|
}
|
|
$update = array();
|
|
if ($entry['size'] !== $totalSize) {
|
|
$update['size'] = $totalSize;
|
|
}
|
|
if (!isset($entry['unencrypted_size']) or $entry['unencrypted_size'] !== $unencryptedSum) {
|
|
$update['unencrypted_size'] = $unencryptedSum;
|
|
}
|
|
if (count($update) > 0) {
|
|
$this->update($id, $update);
|
|
}
|
|
if ($totalSize !== -1 and $unencryptedSum > 0) {
|
|
$totalSize = $unencryptedSum;
|
|
}
|
|
}
|
|
}
|
|
return $totalSize;
|
|
}
|
|
|
|
/**
|
|
* get all file ids on the files on the storage
|
|
*
|
|
* @return int[]
|
|
*/
|
|
public function getAll() {
|
|
$sql = 'SELECT `fileid` FROM `*PREFIX*filecache` WHERE `storage` = ?';
|
|
$result = \OC_DB::executeAudited($sql, array($this->getNumericStorageId()));
|
|
$ids = array();
|
|
while ($row = $result->fetchRow()) {
|
|
$ids[] = $row['fileid'];
|
|
}
|
|
return $ids;
|
|
}
|
|
|
|
/**
|
|
* find a folder in the cache which has not been fully scanned
|
|
*
|
|
* If multiply incomplete folders are in the cache, the one with the highest id will be returned,
|
|
* use the one with the highest id gives the best result with the background scanner, since that is most
|
|
* likely the folder where we stopped scanning previously
|
|
*
|
|
* @return string|bool the path of the folder or false when no folder matched
|
|
*/
|
|
public function getIncomplete() {
|
|
$query = \OC_DB::prepare('SELECT `path` FROM `*PREFIX*filecache`'
|
|
. ' WHERE `storage` = ? AND `size` = -1 ORDER BY `fileid` DESC',1);
|
|
$result = \OC_DB::executeAudited($query, array($this->getNumericStorageId()));
|
|
if ($row = $result->fetchRow()) {
|
|
return $row['path'];
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* get the path of a file on this storage by it's id
|
|
*
|
|
* @param int $id
|
|
* @return string|null
|
|
*/
|
|
public function getPathById($id) {
|
|
$sql = 'SELECT `path` FROM `*PREFIX*filecache` WHERE `fileid` = ? AND `storage` = ?';
|
|
$result = \OC_DB::executeAudited($sql, array($id, $this->getNumericStorageId()));
|
|
if ($row = $result->fetchRow()) {
|
|
// Oracle stores empty strings as null...
|
|
if ($row['path'] === null) {
|
|
return '';
|
|
}
|
|
return $row['path'];
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* get the storage id of the storage for a file and the internal path of the file
|
|
* unlike getPathById this does not limit the search to files on this storage and
|
|
* instead does a global search in the cache table
|
|
*
|
|
* @param int $id
|
|
* @return array, first element holding the storage id, second the path
|
|
*/
|
|
static public function getById($id) {
|
|
$sql = 'SELECT `storage`, `path` FROM `*PREFIX*filecache` WHERE `fileid` = ?';
|
|
$result = \OC_DB::executeAudited($sql, array($id));
|
|
if ($row = $result->fetchRow()) {
|
|
$numericId = $row['storage'];
|
|
$path = $row['path'];
|
|
} else {
|
|
return null;
|
|
}
|
|
|
|
if ($id = Storage::getStorageId($numericId)) {
|
|
return array($id, $path);
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* normalize the given path
|
|
* @param $path
|
|
* @return string
|
|
*/
|
|
public function normalize($path) {
|
|
|
|
return \OC_Util::normalizeUnicode($path);
|
|
}
|
|
}
|