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Add a system for (re)movable mount points

This commit is contained in:
Robin Appelman 2014-05-22 01:39:24 +02:00
parent 79b65269c9
commit 60a659c87e
4 changed files with 64 additions and 28 deletions
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9
lib/private/files/mount/manager.php
View File

@ -30,6 +30,15 @@ class Manager {
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
*

12
lib/private/files/mount/mount.php
View File

@ -16,11 +16,11 @@ class Mount {
/**
* @var \OC\Files\Storage\Storage $storage
*/
private $storage = null;
private $class;
private $storageId;
private $arguments = array();
private $mountPoint;
protected $storage = null;
protected $class;
protected $storageId;
protected $arguments = array();
protected $mountPoint;
/**
* @var \OC\Files\Storage\Loader $loader
@ -142,7 +142,7 @@ class Mount {
} else {
$internalPath = substr($path, strlen($this->mountPoint));
}
return $internalPath;
return (string)$internalPath;
}
/**

30
lib/private/files/mount/moveablemount.php Normal file
View File

@ -0,0 +1,30 @@
<?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\Mount;
/**
* Defines the mount point to be (re)moved by the user
*/
interface MoveableMount {
/**
* Move the mount point to $target
*
* @param string $target the target mount point
* @return bool
*/
public function moveMount($target);
/**
* Remove the mount points
*
* @return mixed
* @return bool
*/
public function removeMount();
}

41
lib/private/files/view.php
View File

@ -26,6 +26,7 @@
namespace OC\Files;
use OC\Files\Cache\Updater;
use OC\Files\Mount\MoveableMount;
class View {
private $fakeRoot = '';
@ -357,10 +358,8 @@ class View {
}
$postFix = (substr($path, -1, 1) === '/') ? '/' : '';
$absolutePath = Filesystem::normalizePath($this->getAbsolutePath($path));
list($storage, $internalPath) = Filesystem::resolvePath($absolutePath . $postFix);
if (!($storage instanceof \OC\Files\Storage\Shared) &&
(!$internalPath || $internalPath === '' || $internalPath === '/')
) {
$mount = Filesystem::getMountManager()->find($absolutePath . $postFix);
if (!($mount instanceof MoveableMount) && $mount->getInternalPath($absolutePath) === '') {
// do not allow deleting the storage's root / the mount point
// because for some storages it might delete the whole contents
// but isn't supposed to work that way
@ -411,18 +410,19 @@ class View {
if ($run) {
$mp1 = $this->getMountPoint($path1 . $postFix1);
$mp2 = $this->getMountPoint($path2 . $postFix2);
list($storage1, $internalPath1) = Filesystem::resolvePath($absolutePath1 . $postFix1);
$manager = Filesystem::getMountManager();
$mount = $manager->find($absolutePath1 . $postFix1);
$storage1 = $mount->getStorage();
$internalPath1 = $mount->getInternalPath($absolutePath1 . $postFix1);
list(, $internalPath2) = Filesystem::resolvePath($absolutePath2 . $postFix2);
// if source and target are on the same storage we can call the rename operation from the
// storage. If it is a "Shared" file/folder we call always the rename operation of the
// shared storage to handle mount point renaming, etc correctly
if ($storage1 instanceof \OC\Files\Storage\Shared) {
if ($storage1) {
$result = $storage1->rename($absolutePath1, $absolutePath2);
\OC_FileProxy::runPostProxies('rename', $absolutePath1, $absolutePath2);
} else {
$result = false;
}
if ($internalPath1 == '' and $mount instanceof MoveableMount) {
/**
* @var \OC\Files\Mount\Mount | \OC\Files\Mount\MoveableMount $mount
*/
$sourceMountPoint = $mount->getMountPoint();
$result = $mount->moveMount($absolutePath2);
$manager->moveMount($sourceMountPoint, $mount->getMountPoint());
\OC_FileProxy::runPostProxies('rename', $absolutePath1, $absolutePath2);
} elseif ($mp1 == $mp2) {
if ($storage1) {
$result = $storage1->rename($internalPath1, $internalPath2);
@ -888,10 +888,6 @@ class View {
return $result;
}
$path = Filesystem::normalizePath($this->fakeRoot . '/' . $directory);
/**
* @var \OC\Files\Storage\Storage $storage
* @var string $internalPath
*/
list($storage, $internalPath) = Filesystem::resolvePath($path);
if ($storage) {
$cache = $storage->getCache($internalPath);
@ -924,9 +920,10 @@ class View {
}
//add a folder for any mountpoint in this directory and add the sizes of other mountpoints to the folders
$mountPoints = Filesystem::getMountPoints($path);
$mounts = Filesystem::getMountManager()->findIn($path);
$dirLength = strlen($path);
foreach ($mountPoints as $mountPoint) {
foreach ($mounts as $mount) {
$mountPoint = $mount->getMountPoint();
$subStorage = Filesystem::getStorage($mountPoint);
if ($subStorage) {
$subCache = $subStorage->getCache('');
@ -953,7 +950,7 @@ class View {
$permissions = $rootEntry['permissions'];
// do not allow renaming/deleting the mount point if they are not shared files/folders
// for shared files/folders we use the permissions given by the owner
if ($subStorage instanceof \OC\Files\Storage\Shared) {
if ($mount instanceof MoveableMount) {
$rootEntry['permissions'] = $permissions;
} else {
$rootEntry['permissions'] = $permissions & (\OCP\PERMISSION_ALL - (\OCP\PERMISSION_UPDATE | \OCP\PERMISSION_DELETE));