408 lines
11 KiB
PHP
408 lines
11 KiB
PHP
<?php
|
|
/**
|
|
* @author Bart Visscher <bartv@thisnet.nl>
|
|
* @author Brice Maron <brice@bmaron.net>
|
|
* @author Jakob Sack <mail@jakobsack.de>
|
|
* @author Joas Schilling <nickvergessen@owncloud.com>
|
|
* @author Klaas Freitag <freitag@owncloud.com>
|
|
* @author Martin Mattel <martin.mattel@diemattels.at>
|
|
* @author Michael Gapczynski <GapczynskiM@gmail.com>
|
|
* @author Morris Jobke <hey@morrisjobke.de>
|
|
* @author Robin Appelman <icewind@owncloud.com>
|
|
* @author Sjors van der Pluijm <sjors@desjors.nl>
|
|
* @author Stefan Weil <sw@weilnetz.de>
|
|
* @author Thomas Müller <thomas.mueller@tmit.eu>
|
|
* @author Tigran Mkrtchyan <tigran.mkrtchyan@desy.de>
|
|
* @author Vincent Petry <pvince81@owncloud.com>
|
|
*
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
* @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 OC\Files\Storage;
|
|
/**
|
|
* for local filestore, we only have to map the paths
|
|
*/
|
|
class Local extends \OC\Files\Storage\Common {
|
|
protected $datadir;
|
|
|
|
public function __construct($arguments) {
|
|
if (!isset($arguments['datadir']) || !is_string($arguments['datadir'])) {
|
|
throw new \InvalidArgumentException('No data directory set for local storage');
|
|
}
|
|
$this->datadir = $arguments['datadir'];
|
|
if (substr($this->datadir, -1) !== '/') {
|
|
$this->datadir .= '/';
|
|
}
|
|
}
|
|
|
|
public function __destruct() {
|
|
}
|
|
|
|
public function getId() {
|
|
return 'local::' . $this->datadir;
|
|
}
|
|
|
|
public function mkdir($path) {
|
|
return @mkdir($this->getSourcePath($path), 0777, true);
|
|
}
|
|
|
|
public function rmdir($path) {
|
|
if (!$this->isDeletable($path)) {
|
|
return false;
|
|
}
|
|
try {
|
|
$it = new \RecursiveIteratorIterator(
|
|
new \RecursiveDirectoryIterator($this->getSourcePath($path)),
|
|
\RecursiveIteratorIterator::CHILD_FIRST
|
|
);
|
|
/**
|
|
* RecursiveDirectoryIterator on an NFS path isn't iterable with foreach
|
|
* This bug is fixed in PHP 5.5.9 or before
|
|
* See #8376
|
|
*/
|
|
$it->rewind();
|
|
while ($it->valid()) {
|
|
/**
|
|
* @var \SplFileInfo $file
|
|
*/
|
|
$file = $it->current();
|
|
if (in_array($file->getBasename(), array('.', '..'))) {
|
|
$it->next();
|
|
continue;
|
|
} elseif ($file->isDir()) {
|
|
rmdir($file->getPathname());
|
|
} elseif ($file->isFile() || $file->isLink()) {
|
|
unlink($file->getPathname());
|
|
}
|
|
$it->next();
|
|
}
|
|
return rmdir($this->getSourcePath($path));
|
|
} catch (\UnexpectedValueException $e) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public function opendir($path) {
|
|
return opendir($this->getSourcePath($path));
|
|
}
|
|
|
|
public function is_dir($path) {
|
|
if (substr($path, -1) == '/') {
|
|
$path = substr($path, 0, -1);
|
|
}
|
|
return is_dir($this->getSourcePath($path));
|
|
}
|
|
|
|
public function is_file($path) {
|
|
return is_file($this->getSourcePath($path));
|
|
}
|
|
|
|
public function stat($path) {
|
|
clearstatcache();
|
|
$fullPath = $this->getSourcePath($path);
|
|
$statResult = stat($fullPath);
|
|
if (PHP_INT_SIZE === 4 && !$this->is_dir($path)) {
|
|
$filesize = $this->filesize($path);
|
|
$statResult['size'] = $filesize;
|
|
$statResult[7] = $filesize;
|
|
}
|
|
return $statResult;
|
|
}
|
|
|
|
public function filetype($path) {
|
|
$filetype = filetype($this->getSourcePath($path));
|
|
if ($filetype == 'link') {
|
|
$filetype = filetype(realpath($this->getSourcePath($path)));
|
|
}
|
|
return $filetype;
|
|
}
|
|
|
|
public function filesize($path) {
|
|
if ($this->is_dir($path)) {
|
|
return 0;
|
|
}
|
|
$fullPath = $this->getSourcePath($path);
|
|
if (PHP_INT_SIZE === 4) {
|
|
$helper = new \OC\LargeFileHelper;
|
|
return $helper->getFilesize($fullPath);
|
|
}
|
|
return filesize($fullPath);
|
|
}
|
|
|
|
public function isReadable($path) {
|
|
return is_readable($this->getSourcePath($path));
|
|
}
|
|
|
|
public function isUpdatable($path) {
|
|
return is_writable($this->getSourcePath($path));
|
|
}
|
|
|
|
public function file_exists($path) {
|
|
return file_exists($this->getSourcePath($path));
|
|
}
|
|
|
|
public function filemtime($path) {
|
|
clearstatcache($this->getSourcePath($path));
|
|
return filemtime($this->getSourcePath($path));
|
|
}
|
|
|
|
public function touch($path, $mtime = null) {
|
|
// sets the modification time of the file to the given value.
|
|
// If mtime is nil the current time is set.
|
|
// note that the access time of the file always changes to the current time.
|
|
if ($this->file_exists($path) and !$this->isUpdatable($path)) {
|
|
return false;
|
|
}
|
|
if (!is_null($mtime)) {
|
|
$result = touch($this->getSourcePath($path), $mtime);
|
|
} else {
|
|
$result = touch($this->getSourcePath($path));
|
|
}
|
|
if ($result) {
|
|
clearstatcache(true, $this->getSourcePath($path));
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
public function file_get_contents($path) {
|
|
// file_get_contents() has a memory leak: https://bugs.php.net/bug.php?id=61961
|
|
$fileName = $this->getSourcePath($path);
|
|
|
|
$fileSize = filesize($fileName);
|
|
if ($fileSize === 0) {
|
|
return '';
|
|
}
|
|
|
|
$handle = fopen($fileName,'rb');
|
|
$content = fread($handle, $fileSize);
|
|
fclose($handle);
|
|
return $content;
|
|
}
|
|
|
|
public function file_put_contents($path, $data) {
|
|
return file_put_contents($this->getSourcePath($path), $data);
|
|
}
|
|
|
|
public function unlink($path) {
|
|
if ($this->is_dir($path)) {
|
|
return $this->rmdir($path);
|
|
} else if ($this->is_file($path)) {
|
|
return unlink($this->getSourcePath($path));
|
|
} else {
|
|
return false;
|
|
}
|
|
|
|
}
|
|
|
|
public function rename($path1, $path2) {
|
|
$srcParent = dirname($path1);
|
|
$dstParent = dirname($path2);
|
|
|
|
if (!$this->isUpdatable($srcParent)) {
|
|
\OCP\Util::writeLog('core', 'unable to rename, source directory is not writable : ' . $srcParent, \OCP\Util::ERROR);
|
|
return false;
|
|
}
|
|
|
|
if (!$this->isUpdatable($dstParent)) {
|
|
\OCP\Util::writeLog('core', 'unable to rename, destination directory is not writable : ' . $dstParent, \OCP\Util::ERROR);
|
|
return false;
|
|
}
|
|
|
|
if (!$this->file_exists($path1)) {
|
|
\OCP\Util::writeLog('core', 'unable to rename, file does not exists : ' . $path1, \OCP\Util::ERROR);
|
|
return false;
|
|
}
|
|
|
|
if ($this->is_dir($path2)) {
|
|
$this->rmdir($path2);
|
|
} else if ($this->is_file($path2)) {
|
|
$this->unlink($path2);
|
|
}
|
|
|
|
if ($this->is_dir($path1)) {
|
|
// we can't move folders across devices, use copy instead
|
|
$stat1 = stat(dirname($this->getSourcePath($path1)));
|
|
$stat2 = stat(dirname($this->getSourcePath($path2)));
|
|
if ($stat1['dev'] !== $stat2['dev']) {
|
|
$result = $this->copy($path1, $path2);
|
|
if ($result) {
|
|
$result &= $this->rmdir($path1);
|
|
}
|
|
return $result;
|
|
}
|
|
}
|
|
|
|
return rename($this->getSourcePath($path1), $this->getSourcePath($path2));
|
|
}
|
|
|
|
public function copy($path1, $path2) {
|
|
if ($this->is_dir($path1)) {
|
|
return parent::copy($path1, $path2);
|
|
} else {
|
|
return copy($this->getSourcePath($path1), $this->getSourcePath($path2));
|
|
}
|
|
}
|
|
|
|
public function fopen($path, $mode) {
|
|
return fopen($this->getSourcePath($path), $mode);
|
|
}
|
|
|
|
public function hash($type, $path, $raw = false) {
|
|
return hash_file($type, $this->getSourcePath($path), $raw);
|
|
}
|
|
|
|
public function free_space($path) {
|
|
$sourcePath = $this->getSourcePath($path);
|
|
// using !is_dir because $sourcePath might be a part file or
|
|
// non-existing file, so we'd still want to use the parent dir
|
|
// in such cases
|
|
if (!is_dir($sourcePath)) {
|
|
// disk_free_space doesn't work on files
|
|
$sourcePath = dirname($sourcePath);
|
|
}
|
|
$space = @disk_free_space($sourcePath);
|
|
if ($space === false || is_null($space)) {
|
|
return \OCP\Files\FileInfo::SPACE_UNKNOWN;
|
|
}
|
|
return $space;
|
|
}
|
|
|
|
public function search($query) {
|
|
return $this->searchInDir($query);
|
|
}
|
|
|
|
public function getLocalFile($path) {
|
|
return $this->getSourcePath($path);
|
|
}
|
|
|
|
public function getLocalFolder($path) {
|
|
return $this->getSourcePath($path);
|
|
}
|
|
|
|
/**
|
|
* @param string $query
|
|
* @param string $dir
|
|
* @return array
|
|
*/
|
|
protected function searchInDir($query, $dir = '') {
|
|
$files = array();
|
|
$physicalDir = $this->getSourcePath($dir);
|
|
foreach (scandir($physicalDir) as $item) {
|
|
if (\OC\Files\Filesystem::isIgnoredDir($item))
|
|
continue;
|
|
$physicalItem = $physicalDir . '/' . $item;
|
|
|
|
if (strstr(strtolower($item), strtolower($query)) !== false) {
|
|
$files[] = $dir . '/' . $item;
|
|
}
|
|
if (is_dir($physicalItem)) {
|
|
$files = array_merge($files, $this->searchInDir($query, $dir . '/' . $item));
|
|
}
|
|
}
|
|
return $files;
|
|
}
|
|
|
|
/**
|
|
* check if a file or folder has been updated since $time
|
|
*
|
|
* @param string $path
|
|
* @param int $time
|
|
* @return bool
|
|
*/
|
|
public function hasUpdated($path, $time) {
|
|
if ($this->file_exists($path)) {
|
|
return $this->filemtime($path) > $time;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the source path (on disk) of a given path
|
|
*
|
|
* @param string $path
|
|
* @return string
|
|
*/
|
|
public function getSourcePath($path) {
|
|
$fullPath = $this->datadir . $path;
|
|
return $fullPath;
|
|
}
|
|
|
|
/**
|
|
* {@inheritdoc}
|
|
*/
|
|
public function isLocal() {
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* get the ETag for a file or folder
|
|
*
|
|
* @param string $path
|
|
* @return string
|
|
*/
|
|
public function getETag($path) {
|
|
if ($this->is_file($path)) {
|
|
$stat = $this->stat($path);
|
|
return md5(
|
|
$stat['mtime'] .
|
|
$stat['ino'] .
|
|
$stat['dev'] .
|
|
$stat['size']
|
|
);
|
|
} else {
|
|
return parent::getETag($path);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param \OCP\Files\Storage $sourceStorage
|
|
* @param string $sourceInternalPath
|
|
* @param string $targetInternalPath
|
|
* @return bool
|
|
*/
|
|
public function copyFromStorage(\OCP\Files\Storage $sourceStorage, $sourceInternalPath, $targetInternalPath) {
|
|
if($sourceStorage->instanceOfStorage('\OC\Files\Storage\Local')){
|
|
/**
|
|
* @var \OC\Files\Storage\Local $sourceStorage
|
|
*/
|
|
$rootStorage = new Local(['datadir' => '/']);
|
|
return $rootStorage->copy($sourceStorage->getSourcePath($sourceInternalPath), $this->getSourcePath($targetInternalPath));
|
|
} else {
|
|
return parent::copyFromStorage($sourceStorage, $sourceInternalPath, $targetInternalPath);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param \OCP\Files\Storage $sourceStorage
|
|
* @param string $sourceInternalPath
|
|
* @param string $targetInternalPath
|
|
* @return bool
|
|
*/
|
|
public function moveFromStorage(\OCP\Files\Storage $sourceStorage, $sourceInternalPath, $targetInternalPath) {
|
|
if ($sourceStorage->instanceOfStorage('\OC\Files\Storage\Local')) {
|
|
/**
|
|
* @var \OC\Files\Storage\Local $sourceStorage
|
|
*/
|
|
$rootStorage = new Local(['datadir' => '/']);
|
|
return $rootStorage->rename($sourceStorage->getSourcePath($sourceInternalPath), $this->getSourcePath($targetInternalPath));
|
|
} else {
|
|
return parent::moveFromStorage($sourceStorage, $sourceInternalPath, $targetInternalPath);
|
|
}
|
|
}
|
|
}
|