158 lines
3.4 KiB
PHP
158 lines
3.4 KiB
PHP
<?php
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/**
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* Copyright (c) 2012 Robin Appelman <icewind@owncloud.com>
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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class OC_FileStorage_FTP extends OC_Filestorage_Common{
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private $password;
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private $user;
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private $host;
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private $secure;
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private $root;
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private static $tempFiles=array();
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public function __construct($params){
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$this->host=$params['host'];
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$this->user=$params['user'];
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$this->password=$params['password'];
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$this->secure=isset($params['secure'])?(bool)$params['secure']:false;
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$this->root=isset($params['root'])?$params['root']:'/';
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if(substr($this->root,0,1)!='/'){
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$this->root='/'.$this->root;
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}
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//create the root folder if necesary
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mkdir($this->constructUrl(''));
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}
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/**
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* construct the ftp url
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* @param string path
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* @return string
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*/
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public function constructUrl($path){
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$url='ftp';
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if($this->secure){
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$url.='s';
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}
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$url.='://'.$this->user.':'.$this->password.'@'.$this->host.$this->root.$path;
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return $url;
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}
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public function mkdir($path){
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return mkdir($this->constructUrl($path));
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}
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public function rmdir($path){
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if($this->file_exists($path)){
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$succes=rmdir($this->constructUrl($path));
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clearstatcache();
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return $succes;
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}else{
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return false;
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}
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}
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public function opendir($path){
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return opendir($this->constructUrl($path));
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}
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public function filetype($path){
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return filetype($this->constructUrl($path));
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}
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public function is_readable($path){
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return true;//not properly supported
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}
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public function is_writable($path){
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return true;//not properly supported
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}
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public function file_exists($path){
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return file_exists($this->constructUrl($path));
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}
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public function unlink($path){
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$succes=unlink($this->constructUrl($path));
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clearstatcache();
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return $succes;
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}
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public function fopen($path,$mode){
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switch($mode){
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case 'r':
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case 'rb':
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case 'w':
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case 'wb':
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case 'a':
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case 'ab':
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//these are supported by the wrapper
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$context = stream_context_create(array('ftp' => array('overwrite' => true)));
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return fopen($this->constructUrl($path),$mode,false,$context);
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case 'r+':
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case 'w+':
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case 'wb+':
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case 'a+':
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case 'x':
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case 'x+':
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case 'c':
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case 'c+':
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//emulate these
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if(strrpos($path,'.')!==false){
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$ext=substr($path,strrpos($path,'.'));
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}else{
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$ext='';
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}
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$tmpFile=OC_Helper::tmpFile($ext);
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OC_CloseStreamWrapper::$callBacks[$tmpFile]=array($this,'writeBack');
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if($this->file_exists($path)){
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$this->getFile($path,$tmpFile);
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}
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self::$tempFiles[$tmpFile]=$path;
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return fopen('close://'.$tmpFile,$mode);
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}
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}
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public function writeBack($tmpFile){
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if(isset(self::$tempFiles[$tmpFile])){
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$this->uploadFile($tmpFile,self::$tempFiles[$tmpFile]);
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unlink($tmpFile);
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}
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}
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public function free_space($path){
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return 0;
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}
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public function touch($path,$mtime=null){
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if(is_null($mtime)){
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$fh=$this->fopen($path,'a');
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fwrite($fh,'');
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fclose($fh);
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}else{
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return false;//not supported
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}
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}
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public function getFile($path,$target){
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return copy($this->constructUrl($path),$target);
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}
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public function uploadFile($path,$target){
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return copy($path,$this->constructUrl($target));
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}
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public function rename($path1,$path2){
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return rename($this->constructUrl($path1),$this->constructUrl($path2));
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}
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public function stat($path){
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return stat($this->constructUrl($path));
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}
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}
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