nextcloud/lib/private/files/mount/manager.php

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<?php
/**
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* @author Bjoern Schiessle <schiessle@owncloud.com>
* @author Robin Appelman <icewind@owncloud.com>
* @author Robin McCorkell <rmccorkell@karoshi.org.uk>
*
* @copyright Copyright (c) 2015, 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\Mount;
use \OC\Files\Filesystem;
class Manager {
/**
* @var MountPoint[]
*/
private $mounts = array();
/**
* @param MountPoint $mount
*/
public function addMount(MountPoint $mount) {
$this->mounts[$mount->getMountPoint()] = $mount;
}
/**
* @param string $mountPoint
*/
public function removeMount($mountPoint) {
$mountPoint = Filesystem::normalizePath($mountPoint);
if (strlen($mountPoint) > 1) {
$mountPoint .= '/';
}
unset($this->mounts[$mountPoint]);
}
/**
* @param string $mountPoint
* @param string $target
*/
public function moveMount($mountPoint, $target){
$this->mounts[$target] = $this->mounts[$mountPoint];
unset($this->mounts[$mountPoint]);
}
/**
* Find the mount for $path
*
* @param string $path
* @return MountPoint
*/
public function find($path) {
\OC_Util::setupFS();
$path = $this->formatPath($path);
if (isset($this->mounts[$path])) {
return $this->mounts[$path];
}
\OC_Hook::emit('OC_Filesystem', 'get_mountpoint', array('path' => $path));
$foundMountPoint = '';
$mountPoints = array_keys($this->mounts);
foreach ($mountPoints as $mountpoint) {
if (strpos($path, $mountpoint) === 0 and strlen($mountpoint) > strlen($foundMountPoint)) {
$foundMountPoint = $mountpoint;
}
}
if (isset($this->mounts[$foundMountPoint])) {
return $this->mounts[$foundMountPoint];
} else {
return null;
}
}
/**
* Find all mounts in $path
*
* @param string $path
* @return MountPoint[]
*/
public function findIn($path) {
\OC_Util::setupFS();
$path = $this->formatPath($path);
$result = array();
$pathLength = strlen($path);
$mountPoints = array_keys($this->mounts);
foreach ($mountPoints as $mountPoint) {
if (substr($mountPoint, 0, $pathLength) === $path and strlen($mountPoint) > $pathLength) {
$result[] = $this->mounts[$mountPoint];
}
}
return $result;
}
public function clear() {
$this->mounts = array();
}
/**
* Find mounts by storage id
*
* @param string $id
* @return MountPoint[]
*/
public function findByStorageId($id) {
\OC_Util::setupFS();
if (strlen($id) > 64) {
$id = md5($id);
}
$result = array();
foreach ($this->mounts as $mount) {
if ($mount->getStorageId() === $id) {
$result[] = $mount;
}
}
return $result;
}
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/**
* @return MountPoint[]
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*/
public function getAll() {
return $this->mounts;
}
/**
* Find mounts by numeric storage id
*
* @param int $id
* @return MountPoint[]
*/
public function findByNumericId($id) {
$storageId = \OC\Files\Cache\Storage::getStorageId($id);
return $this->findByStorageId($storageId);
}
/**
* @param string $path
* @return string
*/
private function formatPath($path) {
$path = Filesystem::normalizePath($path);
if (strlen($path) > 1) {
$path .= '/';
}
return $path;
}
}