nextcloud/lib/fileproxy/quota.php

104 lines
2.8 KiB
PHP

<?php
/**
* ownCloud
*
* @author Robin Appelman
* @copyright 2011 Robin Appelman icewind1991@gmail.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/>.
*
*/
/**
* user quota managment
*/
class OC_FileProxy_Quota extends OC_FileProxy{
static $rootView;
private $userQuota=-1;
/**
* get the quota for the current user
* @return int
*/
private function getQuota() {
if($this->userQuota!=-1) {
return $this->userQuota;
}
$userQuota=OC_Preferences::getValue(OC_User::getUser(),'files','quota','default');
if($userQuota=='default') {
$userQuota=OC_AppConfig::getValue('files','default_quota','none');
}
if($userQuota=='none') {
$this->userQuota=0;
}else{
$this->userQuota=OC_Helper::computerFileSize($userQuota);
}
return $this->userQuota;
}
/**
* get the free space in the users home folder
* @return int
*/
private function getFreeSpace() {
$rootInfo=OC_FileCache_Cached::get('');
// TODO Remove after merge of share_api
if (OC_FileCache::inCache('/Shared')) {
$sharedInfo=OC_FileCache_Cached::get('/Shared');
} else {
$sharedInfo = null;
}
$usedSpace=isset($rootInfo['size'])?$rootInfo['size']:0;
$usedSpace=isset($sharedInfo['size'])?$usedSpace-$sharedInfo['size']:$usedSpace;
$totalSpace=$this->getQuota();
if($totalSpace==0) {
return 0;
}
return $totalSpace-$usedSpace;
}
public function postFree_space($path,$space) {
$free=$this->getFreeSpace();
if($free==0) {
return $space;
}
return min($free,$space);
}
public function preFile_put_contents($path,$data) {
if (is_resource($data)) {
$data = '';//TODO: find a way to get the length of the stream without emptying it
}
return (strlen($data)<$this->getFreeSpace() or $this->getFreeSpace()==0);
}
public function preCopy($path1,$path2) {
if(!self::$rootView){
self::$rootView = new OC_FilesystemView('');
}
return (self::$rootView->filesize($path1)<$this->getFreeSpace() or $this->getFreeSpace()==0);
}
public function preFromTmpFile($tmpfile,$path) {
return (filesize($tmpfile)<$this->getFreeSpace() or $this->getFreeSpace()==0);
}
public function preFromUploadedFile($tmpfile,$path) {
return (filesize($tmpfile)<$this->getFreeSpace() or $this->getFreeSpace()==0);
}
}