404 lines
9.9 KiB
PHP
404 lines
9.9 KiB
PHP
<?php
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/**
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* ownCloud
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*
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* @author Frank Karlitschek
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* @copyright 2010 Frank Karlitschek karlitschek@kde.org
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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require_once("log.php");
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/**
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* Class for fileserver access
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*
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*/
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class OC_FILES {
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static $tmpFiles=array();
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/**
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* show a web GUI filebrowser
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*
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* @param basedir $basedir
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* @param dir $dir
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*/
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public static function showBrowser($basedir,$dir){
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echo '<div id="content"></div>';
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}
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/**
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* get the content of a directory
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* @param dir $directory
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*/
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public static function getDirectoryContent($directory){
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global $CONFIG_DATADIRECTORY;
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if(strpos($directory,$CONFIG_DATADIRECTORY)===0){
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$directory=substr($directory,strlen($CONFIG_DATADIRECTORY));
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}
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$filesfound=true;
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$content=array();
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$dirs=array();
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$file=array();
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$files=array();
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if(OC_FILESYSTEM::is_dir($directory)) {
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if ($dh = OC_FILESYSTEM::opendir($directory)) {
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while (($filename = readdir($dh)) !== false) {
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if($filename<>'.' and $filename<>'..' and substr($filename,0,1)!='.'){
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$file=array();
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$filesfound=true;
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$file['name']=$filename;
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$file['directory']=$directory;
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$stat=OC_FILESYSTEM::stat($directory.'/'.$filename);
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$file=array_merge($file,$stat);
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$file['size']=OC_FILESYSTEM::filesize($directory.'/'.$filename);
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$file['mime']=OC_FILES::getMimeType($directory .'/'. $filename);
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$file['readable']=OC_FILESYSTEM::is_readable($directory .'/'. $filename);
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$file['writeable']=OC_FILESYSTEM::is_writeable($directory .'/'. $filename);
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$file['type']=OC_FILESYSTEM::filetype($directory .'/'. $filename);
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if($file['type']=='dir'){
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$dirs[$file['name']]=$file;
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}else{
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$files[$file['name']]=$file;
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}
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}
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}
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closedir($dh);
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}
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}
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ksort($dirs);
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ksort($files);
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$content=array_merge($dirs,$files);
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if($filesfound){
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return $content;
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}else{
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return false;
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}
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}
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/**
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* return the content of a file or return a zip file containning multiply files
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*
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* @param dir $dir
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* @param file $file ; seperated list of files to download
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*/
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public static function get($dir,$files){
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if(strpos($files,';')){
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$files=explode(';',$files);
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}
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echo 't';
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if(is_array($files)){
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$zip = new ZipArchive();
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$filename = sys_get_temp_dir()."/ownCloud.zip";
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if ($zip->open($filename, ZIPARCHIVE::CREATE)!==TRUE) {
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exit("cannot open <$filename>\n");
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}
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foreach($files as $file){
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$file=$dir.'/'.$file;
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if(OC_FILESYSTEM::is_file($file)){
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$tmpFile=OC_FILESYSTEM::toTmpFile($file);
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self::$tmpFiles[]=$tmpFile;
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$zip->addFile($tmpFile,basename($file));
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}elseif(OC_FILESYSTEM::is_dir($file)){
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zipAddDir($file,$zip);
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}
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}
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$zip->close();
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}elseif(OC_FILESYSTEM::is_dir($dir.'/'.$files)){
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$zip = new ZipArchive();
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$filename = sys_get_temp_dir()."/ownCloud.zip";
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if ($zip->open($filename, ZIPARCHIVE::CREATE)!==TRUE) {
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exit("cannot open <$filename>\n");
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}
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$file=$dir.'/'.$files;
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zipAddDir($file,$zip);
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$zip->close();
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}else{
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$zip=false;
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$filename=$dir.'/'.$files;
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}
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if($zip or OC_FILESYSTEM::is_readable($filename)){
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header('Content-Disposition: attachment; filename="'.basename($filename).'"');
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header('Content-Transfer-Encoding: binary');
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header('Expires: 0');
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header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
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header('Pragma: public');
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if($zip){
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header('Content-Type: application/zip');
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header('Content-Length: ' . filesize($filename));
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}else{
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header('Content-Type: ' . OC_FILESYSTEM::getMimeType($filename));
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header('Content-Length: ' . OC_FILESYSTEM::filesize($filename));
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}
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}elseif($zip or !OC_FILESYSTEM::file_exists($filename)){
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header("HTTP/1.0 404 Not Found");
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$tmpl = new OC_TEMPLATE( '', '404', 'guest' );
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$tmpl->assign('file',$filename);
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$tmpl->printPage();
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// die('404 Not Found');
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}else{
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header("HTTP/1.0 403 Forbidden");
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die('403 Forbidden');
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}
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ob_end_clean();
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// OC_LOG::event($_SESSION['username'],3,"$dir/$files");
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if($zip){
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readfile($filename);
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unlink($filename);
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}else{
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OC_FILESYSTEM::readfile($filename);
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}
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foreach(self::$tmpFiles as $tmpFile){
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if(file_exists($tmpFile) and is_file($tmpFile)){
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unlink($tmpFile);
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}
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}
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}
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/**
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* move a file or folder
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*
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* @param dir $sourceDir
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* @param file $source
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* @param dir $targetDir
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* @param file $target
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*/
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public static function move($sourceDir,$source,$targetDir,$target){
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if(OC_USER::isLoggedIn()){
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$targetFile=$targetDir.'/'.$target;
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$sourceFile=$sourceDir.'/'.$source;
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return OC_FILESYSTEM::rename($sourceFile,$targetFile);
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}
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}
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/**
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* copy a file or folder
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*
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* @param dir $sourceDir
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* @param file $source
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* @param dir $targetDir
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* @param file $target
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*/
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public static function copy($sourceDir,$source,$targetDir,$target){
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if(OC_USER::isLoggedIn()){
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$targetFile=$targetDir.'/'.$target;
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$sourceFile=$sourceDir.'/'.$source;
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return OC_FILESYSTEM::copy($sourceFile,$targetFile);
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}
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}
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/**
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* create a new file or folder
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*
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* @param dir $dir
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* @param file $name
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* @param type $type
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*/
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public static function newFile($dir,$name,$type){
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if(OC_USER::isLoggedIn()){
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$file=$dir.'/'.$name;
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if($type=='dir'){
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return OC_FILESYSTEM::mkdir($file);
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}elseif($type=='file'){
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$fileHandle=OC_FILESYSTEM::fopen($file, 'w');
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if($fileHandle){
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fclose($fileHandle);
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// OC_LOG::event($_SESSION['username'],4,"$dir/$name");
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return true;
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}else{
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return false;
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}
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}
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}
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}
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/**
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* deletes a file or folder
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*
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* @param dir $dir
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* @param file $name
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*/
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public static function delete($dir,$file){
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if(OC_USER::isLoggedIn()){
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$file=$dir.'/'.$file;
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if(OC_FILESYSTEM::is_file($file)){
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return OC_FILESYSTEM::unlink($file);
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}elseif(OC_FILESYSTEM::is_dir($file)){
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return OC_FILESYSTEM::delTree($file);
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}
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}
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}
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/**
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* try to detect the mime type of a file
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*
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* @param string path
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* @return string guessed mime type
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*/
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static function getMimeType($path){
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return OC_FILESYSTEM::getMimeType($path);
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}
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/**
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* get a file tree
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*
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* @param string path
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* @return array
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*/
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static function getTree($path){
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return OC_FILESYSTEM::getTree($path);
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}
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/**
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* pull a file from a remote server
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* @param string source
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* @param string token
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* @param string dir
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* @param string file
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* @return string guessed mime type
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*/
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static function pull($source,$token,$dir,$file){
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$tmpfile=tempnam(sys_get_temp_dir(),'remoteCloudFile');
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$fp=fopen($tmpfile,'w+');
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$url=$source.="/files/pull.php?token=$token";
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$ch=curl_init();
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curl_setopt($ch,CURLOPT_URL,$url);
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curl_setopt($ch, CURLOPT_FILE, $fp);
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curl_exec($ch);
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fclose($fp);
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$info=curl_getinfo($ch);
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$httpCode=$info['http_code'];
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curl_close($ch);
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if($httpCode==200 or $httpCode==0){
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OC_FILESYSTEM::fromTmpFile($tmpfile,$dir.'/'.$file);
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return true;
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}else{
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return false;
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}
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}
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}
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function zipAddDir($dir,$zip,$internalDir=''){
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$dirname=basename($dir);
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$zip->addEmptyDir($internalDir.$dirname);
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$internalDir.=$dirname.='/';
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$files=OC_FILES::getdirectorycontent($dir);
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foreach($files as $file){
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$filename=$file['name'];
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$file=$dir.'/'.$filename;
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if(OC_FILESYSTEM::is_file($file)){
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$tmpFile=OC_FILESYSTEM::toTmpFile($file);
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OC_FILES::$tmpFiles[]=$tmpFile;
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$zip->addFile($tmpFile,$internalDir.$filename);
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}elseif(OC_FILESYSTEM::is_dir($file)){
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zipAddDir($file,$zip,$internalDir);
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}
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}
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}
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//remove a dir and it's content
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function delTree($dir) {
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if (!file_exists($dir)) return true;
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if (!is_dir($dir) || is_link($dir)) return unlink($dir);
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foreach (scandir($dir) as $item) {
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if ($item == '.' || $item == '..') continue;
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if(is_file($dir.'/'.$item)){
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unlink($dir.'/'.$item);
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}elseif(is_dir($dir.'/'.$item)){
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if (!delTree($dir. "/" . $item)){
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return false;
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};
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}
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}
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$return=rmdir($dir);
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return $return;
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}
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if(!function_exists('sys_get_temp_dir')) {
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function sys_get_temp_dir() {
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if( $temp=getenv('TMP') ) return $temp;
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if( $temp=getenv('TEMP') ) return $temp;
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if( $temp=getenv('TMPDIR') ) return $temp;
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$temp=tempnam(__FILE__,'');
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if (file_exists($temp)) {
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unlink($temp);
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return dirname($temp);
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}
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return null;
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}
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}
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function recursive_copy($src,$dst) {
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$dir = opendir($src);
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@mkdir($dst);
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while(false !== ( $file = readdir($dir)) ) {
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if (( $file != '.' ) && ( $file != '..' )) {
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if ( is_dir($src . '/' . $file) ) {
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recursive_copy($src . '/' . $file,$dst . '/' . $file);
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}
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else {
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copy($src . '/' . $file,$dst . '/' . $file);
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}
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}
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}
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closedir($dir);
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}
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global $FAKEDIRS;
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$FAKEDIRS=array();
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class fakeDirStream{
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private $name;
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private $data;
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private $index;
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public function dir_opendir($path,$options){
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global $FAKEDIRS;
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$url=parse_url($path);
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$this->name=substr($path,strlen('fakedir://'));
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$this->index=0;
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if(isset($FAKEDIRS[$this->name])){
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$this->data=$FAKEDIRS[$this->name];
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}else{
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$this->data=array();
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}
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return true;
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}
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public function dir_readdir(){
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if($this->index>=count($this->data)){
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return false;
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}
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$filename=$this->data[$this->index];
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$this->index++;
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return $filename;
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}
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public function dir_closedir() {
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$this->data=false;
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$this->name='';
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return true;
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}
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public function dir_rewinddir() {
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$this->index=0;
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return true;
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}
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}
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stream_wrapper_register("fakedir", "fakeDirStream");
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?>
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