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use absolute path for file proxies

This commit is contained in:
Robin Appelman 2012-06-09 17:33:57 +02:00
parent d0dbc8beab
commit e3f1507374
4 changed files with 62 additions and 7 deletions
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6
apps/files_encryption/lib/cryptstream.php
View File

@ -35,8 +35,12 @@ class OC_CryptStream{
private $meta=array();//header/meta for source stream
private $count;
private $writeCache;
private static $rootView;
public function stream_open($path, $mode, $options, &$opened_path){
if(!self::$rootView){
self::$rootView=new OC_FilesystemView('');
}
$path=str_replace('crypt://','',$path);
if(dirname($path)=='streams' and isset(self::$sourceStreams[basename($path)])){
$this->source=self::$sourceStreams[basename($path)]['stream'];
@ -45,7 +49,7 @@ class OC_CryptStream{
$this->path=$path;
OCP\Util::writeLog('files_encryption','open encrypted '.$path. ' in '.$mode,OCP\Util::DEBUG);
OC_FileProxy::$enabled=false;//disable fileproxies so we can open the source file
$this->source=OC_FileSystem::fopen($path,$mode);
$this->source=self::$rootView->fopen($path,$mode);
OC_FileProxy::$enabled=true;
if(!is_resource($this->source)){
OCP\Util::writeLog('files_encryption','failed to open '.$path,OCP\Util::ERROR);

2
apps/files_encryption/lib/proxy.php
View File

@ -59,7 +59,7 @@ class OC_FileProxy_Encryption extends OC_FileProxy{
* @return bool
*/
private static function isEncrypted($path){
$metadata=OC_FileCache::getCached($path);
$metadata=OC_FileCache::getCached($path,'');
return isset($metadata['encrypted']) and (bool)$metadata['encrypted'];
}

15
apps/files_encryption/tests/proxy.php
View File

@ -30,6 +30,9 @@ class Test_CryptProxy extends UnitTestCase {
}
public function testSimple(){
$oldConfig=OCP\Config::getAppValue('files_encryption','enable_encryption','true');
OCP\Config::setAppValue('files_encryption','enable_encryption','true');
$file=OC::$SERVERROOT.'/3rdparty/MDB2.php';
$original=file_get_contents($file);
@ -42,5 +45,17 @@ class Test_CryptProxy extends UnitTestCase {
$fromFile=OC_Filesystem::file_get_contents('/file');
$this->assertNotEqual($original,$stored);
$this->assertEqual($original,$fromFile);
$rootView=new OC_FilesystemView('');
$view=new OC_FilesystemView('/'.OC_User::getUser());
$userDir='/'.OC_User::getUser().'/files';
$fromFile=$rootView->file_get_contents($userDir.'/file');
$this->assertEqual($original,$fromFile);
$fromFile=$view->file_get_contents('files/file');
$this->assertEqual($original,$fromFile);
OCP\Config::setAppValue('files_encryption','enable_encryption',$oldConfig);
}
}

46
lib/filesystemview.php
View File

@ -74,6 +74,23 @@ class OC_FilesystemView {
}
return $this->internal_path_cache[$path];
}
/**
* get path relative to the root of the view
* @param string path
* @return string
*/
public function getRelativePath($path){
if($this->fakeRoot==''){
return $path;
}
if(strpos($path,$this->fakeRoot)!==0){
return null;
}else{
return substr($path,strlen($this->fakeRoot));
}
}
/**
* get the storage object for a path
* @param string path
@ -213,7 +230,14 @@ class OC_FilesystemView {
return $this->basicOperation('unlink',$path,array('delete'));
}
public function rename($path1,$path2){
if(OC_FileProxy::runPreProxies('rename',$path1,$path2) and OC_Filesystem::isValidPath($path2)){
$absolutePath1=$this->getAbsolutePath($path1);
$absolutePath2=$this->getAbsolutePath($path2);
if(OC_FileProxy::runPreProxies('rename',$absolutePath1,$absolutePath2) and OC_Filesystem::isValidPath($path2)){
$path1=$this->getRelativePath($absolutePath1);
$path2=$this->getRelativePath($absolutePath2);
if($path1==null or $path2==null){
return false;
}
$run=true;
OC_Hook::emit( OC_Filesystem::CLASSNAME, OC_Filesystem::signal_rename, array( OC_Filesystem::signal_param_oldpath => $path1 , OC_Filesystem::signal_param_newpath=>$path2, OC_Filesystem::signal_param_run => &$run));
if($run){
@ -237,7 +261,14 @@ class OC_FilesystemView {
}
}
public function copy($path1,$path2){
if(OC_FileProxy::runPreProxies('copy',$path1,$path2) and $this->is_readable($path1) and OC_Filesystem::isValidPath($path2)){
$absolutePath1=$this->getAbsolutePath($path1);
$absolutePath2=$this->getAbsolutePath($path2);
if(OC_FileProxy::runPreProxies('copy',$absolutePath1,$absolutePath2) and OC_Filesystem::isValidPath($path2)){
$path1=$this->getRelativePath($absolutePath1);
$path2=$this->getRelativePath($absolutePath2);
if($path1==null or $path2==null){
return false;
}
$run=true;
OC_Hook::emit( OC_Filesystem::CLASSNAME, OC_Filesystem::signal_copy, array( OC_Filesystem::signal_param_oldpath => $path1 , OC_Filesystem::signal_param_newpath=>$path2, OC_Filesystem::signal_param_run => &$run));
$exists=$this->file_exists($path2);
@ -352,8 +383,13 @@ class OC_FilesystemView {
* @return mixed
*/
private function basicOperation($operation,$path,$hooks=array(),$extraParam=null){
if(OC_FileProxy::runPreProxies($operation,$path, $extraParam) and OC_Filesystem::isValidPath($path)){
$interalPath=$this->getInternalPath($path);
$absolutePath=$this->getAbsolutePath($path);
if(OC_FileProxy::runPreProxies($operation,$absolutePath, $extraParam) and OC_Filesystem::isValidPath($path)){
$path=$this->getRelativePath($absolutePath);
if($path==null){
return false;
}
$internalPath=$this->getInternalPath($path);
$run=true;
if(OC_Filesystem::$loaded and $this->fakeRoot==OC_Filesystem::getRoot()){
foreach($hooks as $hook){
@ -370,7 +406,7 @@ class OC_FilesystemView {
}else{
$result=$storage->$operation($interalPath);
}
$result=OC_FileProxy::runPostProxies($operation,$path,$result);
$result=OC_FileProxy::runPostProxies($operation,$this->getAbsolutePath($path),$result);
if(OC_Filesystem::$loaded and $this->fakeRoot==OC_Filesystem::getRoot()){
if($operation!='fopen'){//no post hooks for fopen, the file stream is still open
foreach($hooks as $hook){