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<?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.
*/
require_once('smb4php/smb.php');
class OC_FileStorage_SMB extends OC_FileStorage_StreamWrapper{
private $password;
private $user;
private $host;
private $root;
private $share;
public function __construct($params){
$this->host=$params['host'];
$this->user=$params['user'];
$this->password=$params['password'];
$this->share=$params['share'];
$this->root=isset($params['root'])?$params['root']:'/';
if(!$this->root || $this->root[0]!='/'){
$this->root='/'.$this->root;
}
if(substr($this->root,-1,1)!='/'){
$this->root.='/';
}
if(!$this->share || $this->share[0]!='/'){
$this->share='/'.$this->share;
}
if(substr($this->share,-1,1)=='/'){
$this->share=substr($this->share,0,-1);
}
//create the root folder if necesary
if(!$this->is_dir('')){
$this->mkdir('');
}
}
public function constructUrl($path){
if(substr($path,-1)=='/'){
$path=substr($path,0,-1);
}
return 'smb://'.$this->user.':'.$this->password.'@'.$this->host.$this->share.$this->root.$path;
}
public function stat($path){
if(!$path and $this->root=='/'){//mtime doesn't work for shares
$mtime=$this->shareMTime();
$stat=stat($this->constructUrl($path));
$stat['mtime']=$mtime;
return $stat;
}else{
return stat($this->constructUrl($path));
}
}
public function filetype($path){
return (bool)@$this->opendir($path);//using opendir causes the same amount of requests and caches the content of the folder in one go
}
/**
* check if a file or folder has been updated since $time
* @param int $time
* @return bool
*/
public function hasUpdated($path,$time){
if(!$path and $this->root=='/'){
//mtime doesn't work for shares, but giving the nature of the backend, doing a full update is still just fast enough
return true;
}else{
$actualTime=$this->filemtime($path);
return $actualTime>$time;
}
}
/**
* get the best guess for the modification time of the share
*/
private function shareMTime(){
$dh=$this->opendir('');
$lastCtime=0;
while($file=readdir($dh)){
if($file!='.' and $file!='..'){
$ctime=$this->filemtime($file);
if($ctime>$lastCtime){
$lastCtime=$ctime;
}
}
}
return $lastCtime;
}
}
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