Fixed deleteAll function for deleting all old versions of files (expireAll)

Added new readdir() method to all storage classes and handlers (only working implementation in local.php)

apps/files_archive/lib/storage.php

@@ -49,6 +49,7 @@ class OC_Filestorage_Archive extends OC_Filestorage_Common{
 		OC_FakeDirStream::$dirs[$id]=$content;
 		return opendir('fakedir://'.$id);
 	}
+	public function readdir($path){}
 	public function stat($path){
 		$ctime=filectime($this->path);
 		$path=$this->stripPath($path);

apps/files_sharing/sharedstorage.php

@@ -139,6 +139,8 @@ class OC_Filestorage_Shared extends OC_Filestorage {
 		}
 	}
 	
+	public function readdir( $path ) {}
+	
 	public function is_dir($path) {
 		if ($path == "" || $path == "/") {
 			return true;

apps/files_versions/versions.php

@@ -303,48 +303,62 @@ class Storage {
          */
         public static function expireAll() {
 	
-		function deleteAll($directory, $empty = false) {
+		function deleteAll( $directory, $empty = false ) {
+		
+			// strip leading slash
+			if( substr( $directory, 0, 1 ) == "/" ) {
+			
+				$directory = substr( $directory, 1 );
 				
-			if(substr($directory,-1) == "/") {
-				$directory = substr($directory,0,-1);
 			}
 			
-			if(!file_exists($directory) || !is_dir($directory)) {
+			// strip trailing slash
+			if( substr( $directory, -1) == "/" ) {
+			
+				$directory = substr( $directory, 0, -1 );
+				
+			}
+
+			$view = new \OC_FilesystemView('');
+			
+			if ( !$view->file_exists( $directory ) || !$view->is_dir( $directory ) ) {
 			
 				return false;
 				
-			} elseif(!is_readable($directory)) {
+			} elseif( !$view->is_readable( $directory ) ) {
 			
 				return false;
 				
 			} else {
 			
-				$directoryHandle = opendir($directory);
+				$foldername = \OCP\Config::getSystemValue('datadirectory') .'/' . \OCP\USER::getUser() .'/' . $directory; // have to set an absolute path for use with PHP's opendir as OC version doesn't work
 				
-				while ($contents = readdir($directoryHandle)) {
+				$directoryHandle = opendir( $foldername );	
 			
-					if( $contents != '.' && $contents != '..') {
+				while ( $contents = $view->readdir( $directoryHandle ) ) {
+				
+					if ( $contents != '.' && $contents != '..') {
 						
 						$path = $directory . "/" . $contents;
 					
-						if( is_dir($path) ) {
+						if ( $view->is_dir( $path ) ) {
 							
-							deleteAll($path);
+							deleteAll( $path );
 						
 						} else {
 							
-							unlink($path);
+							$view->unlink( \OCP\USER::getUser() .'/' . $path ); // TODO: make unlink use same system path as is_dir
 						
 						}
 					}
 				
 				}
 			
-				closedir( $directoryHandle );
+				//$view->closedir( $directoryHandle ); // TODO: implement closedir in OC_FSV
 
-				if( $empty == false ) {
+				if ( $empty == false ) {
 				
-					if(!rmdir($directory)) {
+					if ( !$view->rmdir( $directory ) ) {
 					
 						return false;
 						
@@ -357,12 +371,20 @@ class Storage {
 			
 		}
 		
-		/*	
+		$dir = \OCP\Config::getSystemValue('files_versionsfolder', Storage::DEFAULTFOLDER);
-		// FIXME: make this path dynamic
+		
-		$dir = '/home/samtuke/owncloud/git/oc5/data/admin/versions';
+		deleteAll( $dir, true );
+
+// 		if ( deleteAll( $dir, 1 ) ) {
+// 		
+// 			echo "<h1>deleted ok</h1>";
+// 			
+// 		} else {
+// 			
+// 			echo "<h1>not deleted</h1>";
+// 			
+// 		}
 	
-		( deleteAll( $dir, 1 ) ? return true : return false );
-		*/
         }
 
 

lib/filestorage.php

@@ -28,6 +28,7 @@ abstract class OC_Filestorage{
 	abstract public function mkdir($path);
 	abstract public function rmdir($path);
 	abstract public function opendir($path);
+	abstract public function readdir($path);
 	abstract public function is_dir($path);
 	abstract public function is_file($path);
 	abstract public function stat($path);

lib/filestorage/local.php

@@ -20,6 +20,9 @@ class OC_Filestorage_Local extends OC_Filestorage{
 	public function opendir($path){
 		return opendir($this->datadir.$path);
 	}
+	public function readdir($handle){
+		return readdir($handle);
+	}
 	public function is_dir($path){
 		if(substr($path,-1)=='/'){
 			$path=substr($path,0,-1);

lib/filesystem.php

@@ -399,6 +399,9 @@ class OC_Filesystem{
 	static public function opendir($path){
 		return self::$defaultInstance->opendir($path);
 	}
+	static public function readdir($path){
+		return self::$defaultInstance->readdir($path);
+	}
 	static public function is_dir($path){
 		return self::$defaultInstance->is_dir($path);
 	}

lib/filesystemview.php

@@ -158,6 +158,10 @@ class OC_FilesystemView {
 	public function opendir($path){
 		return $this->basicOperation('opendir',$path,array('read'));
 	}
+	public function readdir($handle){
+		$fsLocal= new OC_Filestorage_Local( array( 'datadir' => '/' ) );
+		return $fsLocal->readdir( $handle );
+	}
 	public function is_dir($path){
 		if($path=='/'){
 			return true;