Georg Ehrke
13 years ago
commit
fbd45a939f
@ -0,0 +1,67 @@ |
||||
<?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. |
||||
*/ |
||||
|
||||
|
||||
/** |
||||
* get data from the filecache without checking for updates |
||||
*/ |
||||
class OC_FileCache_Cached{ |
||||
public static $savedData=array(); |
||||
|
||||
public static function get($path,$root=false){ |
||||
if($root===false){ |
||||
$root=OC_Filesystem::getRoot(); |
||||
} |
||||
$path=$root.$path; |
||||
$query=OC_DB::prepare('SELECT path,ctime,mtime,mimetype,size,encrypted,versioned,writable FROM *PREFIX*fscache WHERE path_hash=?'); |
||||
$result=$query->execute(array(md5($path)))->fetchRow(); |
||||
if(is_array($result)){ |
||||
if(isset(self::$savedData[$path])){ |
||||
$result=array_merge($result,self::$savedData[$path]); |
||||
} |
||||
return $result; |
||||
}else{ |
||||
if(isset(self::$savedData[$path])){ |
||||
return self::$savedData[$path]; |
||||
}else{ |
||||
return array(); |
||||
} |
||||
} |
||||
} |
||||
|
||||
/** |
||||
* get all files and folders in a folder |
||||
* @param string path |
||||
* @param string root (optional) |
||||
* @return array |
||||
* |
||||
* returns an array of assiciative arrays with the following keys: |
||||
* - path |
||||
* - name |
||||
* - size |
||||
* - mtime |
||||
* - ctime |
||||
* - mimetype |
||||
* - encrypted |
||||
* - versioned |
||||
*/ |
||||
public static function getFolderContent($path,$root=false,$mimetype_filter=''){ |
||||
if($root===false){ |
||||
$root=OC_Filesystem::getRoot(); |
||||
} |
||||
$parent=OC_FileCache::getId($path,$root); |
||||
$query=OC_DB::prepare('SELECT path,name,ctime,mtime,mimetype,size,encrypted,versioned,writable FROM *PREFIX*fscache WHERE parent=? AND (mimetype LIKE ? OR mimetype = ?)'); |
||||
$result=$query->execute(array($parent, $mimetype_filter.'%', 'httpd/unix-directory'))->fetchAll(); |
||||
if(is_array($result)){ |
||||
return $result; |
||||
}else{ |
||||
OC_Log::write('files','getFolderContent(): file not found in cache ('.$path.')',OC_Log::DEBUG); |
||||
return false; |
||||
} |
||||
} |
||||
} |
||||
@ -0,0 +1,210 @@ |
||||
<?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. |
||||
*/ |
||||
|
||||
|
||||
/** |
||||
* handles updating the filecache according to outside changes |
||||
*/ |
||||
class OC_FileCache_Update{ |
||||
/** |
||||
* check if a file or folder is updated outside owncloud |
||||
* @param string path |
||||
* @param string root (optional) |
||||
* @return bool |
||||
*/ |
||||
public static function hasUpdated($path,$root=false){ |
||||
if($root===false){ |
||||
$view=OC_Filesystem::getView(); |
||||
}else{ |
||||
$view=new OC_FilesystemView($root); |
||||
} |
||||
if(!$view->file_exists($path)){ |
||||
return false; |
||||
} |
||||
$cachedData=OC_FileCache_Cached::get($path,$root); |
||||
if(isset($cachedData['mtime'])){ |
||||
$cachedMTime=$cachedData['mtime']; |
||||
return $view->hasUpdated($path,$cachedMTime); |
||||
}else{//file not in cache, so it has to be updated |
||||
if(($path=='/' or $path=='') and $root===false){//dont auto update the home folder, it will be scanned |
||||
return false; |
||||
} |
||||
return true; |
||||
} |
||||
} |
||||
|
||||
/** |
||||
* delete non existing files from the cache |
||||
*/ |
||||
public static function cleanFolder($path,$root=false){ |
||||
if($root===false){ |
||||
$view=OC_Filesystem::getView(); |
||||
}else{ |
||||
$view=new OC_FilesystemView($root); |
||||
} |
||||
|
||||
$cachedContent=OC_FileCache_Cached::getFolderContent($path,$root); |
||||
foreach($cachedContent as $fileData){ |
||||
$path=$fileData['path']; |
||||
$file=$view->getRelativePath($path); |
||||
if(!$view->file_exists($file)){ |
||||
if($root===false){//filesystem hooks are only valid for the default root |
||||
OC_Hook::emit('OC_Filesystem','post_delete',array('path'=>$file)); |
||||
}else{ |
||||
self::delete($file,$root); |
||||
} |
||||
} |
||||
} |
||||
} |
||||
|
||||
/** |
||||
* update the cache according to changes in the folder |
||||
* @param string path |
||||
* @param string root (optional) |
||||
*/ |
||||
public static function updateFolder($path,$root=false){ |
||||
if($root===false){ |
||||
$view=OC_Filesystem::getView(); |
||||
}else{ |
||||
$view=new OC_FilesystemView($root); |
||||
} |
||||
$dh=$view->opendir($path.'/'); |
||||
if($dh){//check for changed/new files |
||||
while (($filename = readdir($dh)) !== false) { |
||||
if($filename != '.' and $filename != '..'){ |
||||
$file=$path.'/'.$filename; |
||||
if(self::hasUpdated($file,$root)){ |
||||
if($root===false){//filesystem hooks are only valid for the default root |
||||
OC_Hook::emit('OC_Filesystem','post_write',array('path'=>$file)); |
||||
}else{ |
||||
self::update($file,$root); |
||||
} |
||||
} |
||||
} |
||||
} |
||||
} |
||||
|
||||
self::cleanFolder($path,$root); |
||||
|
||||
//update the folder last, so we can calculate the size correctly |
||||
if($root===false){//filesystem hooks are only valid for the default root |
||||
OC_Hook::emit('OC_Filesystem','post_write',array('path'=>$path)); |
||||
}else{ |
||||
self::update($path,$root); |
||||
} |
||||
} |
||||
|
||||
/** |
||||
* called when changes are made to files |
||||
* @param array $params |
||||
* @param string root (optional) |
||||
*/ |
||||
public static function fileSystemWatcherWrite($params){ |
||||
$path=$params['path']; |
||||
self::update($path); |
||||
} |
||||
|
||||
/** |
||||
* called when files are deleted |
||||
* @param array $params |
||||
* @param string root (optional) |
||||
*/ |
||||
public static function fileSystemWatcherDelete($params){ |
||||
$path=$params['path']; |
||||
self::delete($path); |
||||
} |
||||
|
||||
/** |
||||
* called when files are deleted |
||||
* @param array $params |
||||
* @param string root (optional) |
||||
*/ |
||||
public static function fileSystemWatcherRename($params){ |
||||
$oldPath=$params['oldpath']; |
||||
$newPath=$params['newpath']; |
||||
self::rename($oldPath,$newPath); |
||||
} |
||||
|
||||
/** |
||||
* update the filecache according to changes to the fileysystem |
||||
* @param string path |
||||
* @param string root (optional) |
||||
*/ |
||||
public static function update($path,$root=false){ |
||||
if($root===false){ |
||||
$view=OC_Filesystem::getView(); |
||||
}else{ |
||||
$view=new OC_FilesystemView($root); |
||||
} |
||||
|
||||
$mimetype=$view->getMimeType($path); |
||||
|
||||
$size=0; |
||||
$cached=OC_FileCache_Cached::get($path,$root); |
||||
$cachedSize=isset($cached['size'])?$cached['size']:0; |
||||
|
||||
if($mimetype=='httpd/unix-directory'){ |
||||
if(OC_FileCache::inCache($path,$root)){ |
||||
$cachedContent=OC_FileCache_Cached::getFolderContent($path,$root); |
||||
foreach($cachedContent as $file){ |
||||
$size+=$file['size']; |
||||
} |
||||
$mtime=$view->filemtime($path); |
||||
$ctime=$view->filectime($path); |
||||
$writable=$view->is_writable($path); |
||||
OC_FileCache::put($path,array('size'=>$size,'mtime'=>$mtime,'ctime'=>$ctime,'mimetype'=>$mimetype,'writable'=>$writable)); |
||||
}else{ |
||||
$count=0; |
||||
OC_FileCache::scan($path,null,$count,$root); |
||||
return; //increaseSize is already called inside scan |
||||
} |
||||
}else{ |
||||
$size=OC_FileCache::scanFile($path,$root); |
||||
} |
||||
OC_FileCache::increaseSize(dirname($path),$size-$cachedSize,$root); |
||||
} |
||||
|
||||
/** |
||||
* update the filesystem after a delete has been detected |
||||
* @param string path |
||||
* @param string root (optional) |
||||
*/ |
||||
public static function delete($path,$root=false){ |
||||
$cached=OC_FileCache_Cached::get($path,$root); |
||||
if(!isset($cached['size'])){ |
||||
return; |
||||
} |
||||
$size=$cached['size']; |
||||
OC_FileCache::increaseSize(dirname($path),-$size,$root); |
||||
OC_FileCache::delete($path,$root); |
||||
} |
||||
|
||||
/** |
||||
* update the filesystem after a rename has been detected |
||||
* @param string oldPath |
||||
* @param string newPath |
||||
* @param string root (optional) |
||||
*/ |
||||
public static function rename($oldPath,$newPath,$root=false){ |
||||
if(!OC_FileCache::inCache($oldPath,$root)){ |
||||
return; |
||||
} |
||||
if($root===false){ |
||||
$view=OC_Filesystem::getView(); |
||||
}else{ |
||||
$view=new OC_FilesystemView($root); |
||||
} |
||||
|
||||
$cached=OC_FileCache_Cached::get($oldPath,$root); |
||||
$oldSize=$cached['size']; |
||||
$size=$view->filesize($newPath); |
||||
OC_FileCache::increaseSize(dirname($oldPath),-$oldSize,$root); |
||||
OC_FileCache::increaseSize(dirname($newPath),$oldSize,$root); |
||||
OC_FileCache::move($oldPath,$newPath); |
||||
} |
||||
} |
||||
Loading…
Reference in new issue