nextcloud/lib/files/storage/local.php

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<?php
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/**
* 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\Storage;
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/**
* for local filestore, we only have to map the paths
*/
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class Local extends \OC\Files\Storage\Common{
protected $datadir;
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public function __construct($arguments) {
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$this->datadir=$arguments['datadir'];
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if(substr($this->datadir,-1)!=='/') {
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$this->datadir.='/';
}
}
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public function getId(){
return 'local::'.$this->datadir;
}
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public function mkdir($path) {
return @mkdir($this->datadir.$path);
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}
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public function rmdir($path) {
return @rmdir($this->datadir.$path);
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}
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public function opendir($path) {
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return opendir($this->datadir.$path);
}
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public function is_dir($path) {
if(substr($path,-1)=='/') {
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$path=substr($path,0,-1);
}
return is_dir($this->datadir.$path);
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}
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public function is_file($path) {
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return is_file($this->datadir.$path);
}
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public function stat($path) {
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return stat($this->datadir.$path);
}
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public function filetype($path) {
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$filetype=filetype($this->datadir.$path);
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if($filetype=='link') {
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$filetype=filetype(realpath($this->datadir.$path));
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}
return $filetype;
}
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public function filesize($path) {
if($this->is_dir($path)) {
return 0;
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}else{
return filesize($this->datadir.$path);
}
}
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public function isReadable($path) {
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return is_readable($this->datadir.$path);
}
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public function isUpdatable($path) {
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return is_writable($this->datadir.$path);
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}
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public function file_exists($path) {
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return file_exists($this->datadir.$path);
}
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public function filemtime($path) {
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return filemtime($this->datadir.$path);
}
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public function touch($path, $mtime=null) {
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// sets the modification time of the file to the given value.
// If mtime is nil the current time is set.
// note that the access time of the file always changes to the current time.
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if(!is_null($mtime)) {
$result=touch( $this->datadir.$path, $mtime );
}else{
$result=touch( $this->datadir.$path);
}
if( $result ) {
clearstatcache( true, $this->datadir.$path );
}
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return $result;
}
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public function file_get_contents($path) {
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return file_get_contents($this->datadir.$path);
}
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public function file_put_contents($path,$data) {
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return file_put_contents($this->datadir.$path,$data);
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}
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public function unlink($path) {
return $this->delTree($path);
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}
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public function rename($path1,$path2) {
if (!$this->isUpdatable($path1)) {
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\OC_Log::write('core','unable to rename, file is not writable : '.$path1,\OC_Log::ERROR);
return false;
}
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if(! $this->file_exists($path1)) {
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\OC_Log::write('core','unable to rename, file does not exists : '.$path1,\OC_Log::ERROR);
return false;
}
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if($return=rename($this->datadir.$path1,$this->datadir.$path2)) {
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}
return $return;
}
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public function copy($path1,$path2) {
if($this->is_dir($path2)) {
if(!$this->file_exists($path2)) {
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$this->mkdir($path2);
}
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$source=substr($path1, strrpos($path1,'/')+1);
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$path2.=$source;
}
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return copy($this->datadir.$path1,$this->datadir.$path2);
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}
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public function fopen($path,$mode) {
if($return=fopen($this->datadir.$path,$mode)) {
switch($mode) {
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case 'r':
break;
case 'r+':
case 'w+':
case 'x+':
case 'a+':
break;
case 'w':
case 'x':
case 'a':
break;
}
}
return $return;
}
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public function getMimeType($path) {
if($this->isReadable($path)) {
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return \OC_Helper::getMimeType($this->datadir.$path);
}else{
return false;
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}
}
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private function delTree($dir) {
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$dirRelative=$dir;
$dir=$this->datadir.$dir;
if (!file_exists($dir)) return true;
if (!is_dir($dir) || is_link($dir)) return unlink($dir);
foreach (scandir($dir) as $item) {
if ($item == '.' || $item == '..') continue;
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if(is_file($dir.'/'.$item)) {
if(unlink($dir.'/'.$item)) {
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}
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}elseif(is_dir($dir.'/'.$item)) {
if (!$this->delTree($dirRelative. "/" . $item)) {
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return false;
};
}
}
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if($return=rmdir($dir)) {
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}
return $return;
}
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public function hash($path,$type,$raw=false) {
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return hash_file($type,$this->datadir.$path,$raw);
}
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public function free_space($path) {
return @disk_free_space($this->datadir.$path);
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}
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public function search($query) {
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return $this->searchInDir($query);
}
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public function getLocalFile($path) {
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return $this->datadir.$path;
}
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public function getLocalFolder($path) {
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return $this->datadir.$path;
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}
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protected function searchInDir($query,$dir='') {
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$files=array();
foreach (scandir($this->datadir.$dir) as $item) {
if ($item == '.' || $item == '..') continue;
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if(strstr(strtolower($item), strtolower($query))!==false) {
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$files[]=$dir.'/'.$item;
}
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if(is_dir($this->datadir.$dir.'/'.$item)) {
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$files=array_merge($files,$this->searchInDir($query,$dir.'/'.$item));
}
}
return $files;
}
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/**
* check if a file or folder has been updated since $time
* @param int $time
* @return bool
*/
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public function hasUpdated($path,$time) {
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return $this->filemtime($path)>$time;
}
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}