158 lines
4.2 KiB
Java
158 lines
4.2 KiB
Java
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public
|
|
* License Version 1.1 (the "License"); you may not use this file
|
|
* except in compliance with the License. You may obtain a copy of
|
|
* the License at http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS
|
|
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
|
* implied. See the License for the specific language governing
|
|
* rights and limitations under the License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All
|
|
* Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*/
|
|
/*
|
|
* FolderSpec.java
|
|
*
|
|
* 1/3/97 - atotic created the class
|
|
*/
|
|
|
|
package netscape.softupdate ;
|
|
import netscape.softupdate.*;
|
|
import netscape.security.Target;
|
|
|
|
/**
|
|
* FolderSpec hides directory path from the user of the
|
|
* SoftwareUpdate class
|
|
* It is not visible to classes outside of the softupdate package,
|
|
* because it is expected to change
|
|
*
|
|
*/
|
|
|
|
final class FolderSpec {
|
|
/* This class must stay final
|
|
* If not, an attacker could subclass it, and override GetCapTarget method */
|
|
|
|
private String urlPath; // Full path to the directory. Used to cache results from GetDirectoryPath
|
|
private String folderID; // Unique string specifying a folder
|
|
private String versionRegistryPath; // Version registry path of the package
|
|
private String userPackageName; // Name of the package presented to the user
|
|
|
|
/* Error codes */
|
|
final static int INVALID_PATH_ERR = -100;
|
|
final static int USER_CANCELLED_ERR = -101;
|
|
|
|
/* Constructor
|
|
*/
|
|
FolderSpec( String inFolderID , String inVRPath, String inPackageName)
|
|
{
|
|
urlPath = null;
|
|
folderID = inFolderID;
|
|
versionRegistryPath = inVRPath;
|
|
userPackageName = inPackageName;
|
|
}
|
|
|
|
/*
|
|
* GetDirectoryPath
|
|
* returns full path to the directory in the standard URL form
|
|
*/
|
|
String
|
|
GetDirectoryPath() throws SoftUpdateException
|
|
{
|
|
if (urlPath == null)
|
|
{
|
|
if (folderID.compareTo("User Pick") == 0) // Default package folder
|
|
{
|
|
// Try the version registry default path first
|
|
// urlPath = VersionRegistry.getDefaultDirectory( versionRegistryPath );
|
|
// if (urlPath == null)
|
|
urlPath = PickDefaultDirectory();
|
|
}
|
|
else if (folderID.compareTo("Installed") == 0)
|
|
{
|
|
// Then use the Version Registry path
|
|
urlPath = versionRegistryPath;
|
|
}
|
|
else
|
|
// Built-in folder
|
|
{
|
|
int err = NativeGetDirectoryPath();
|
|
if (err != 0)
|
|
throw( new SoftUpdateException( folderID, err));
|
|
}
|
|
}
|
|
return urlPath;
|
|
}
|
|
|
|
/**
|
|
* Returns full path to a file. Makes sure that the full path is bellow
|
|
* this directory (security measure
|
|
* @param relativePath relative path
|
|
* @return full path to a file
|
|
*/
|
|
String MakeFullPath(String relativePath) throws SoftUpdateException
|
|
{
|
|
String fullPath = GetDirectoryPath() + GetNativePath ( relativePath );
|
|
return fullPath;
|
|
}
|
|
|
|
/* NativeGetDirectoryPath
|
|
* gets a platform-specific directory path
|
|
* stores it in urlPath
|
|
*/
|
|
private native int
|
|
NativeGetDirectoryPath();
|
|
|
|
|
|
/* GetNativePath
|
|
* returns a native equivalent of a XP directory path
|
|
*/
|
|
private native String
|
|
GetNativePath ( String Path );
|
|
|
|
|
|
/* PickDefaultDirectory
|
|
* asks the user for the default directory for the package
|
|
* stores the choice
|
|
*/
|
|
private String
|
|
PickDefaultDirectory() throws SoftUpdateException
|
|
{
|
|
urlPath = NativePickDefaultDirectory();
|
|
|
|
if (urlPath == null)
|
|
throw( new SoftUpdateException(folderID, INVALID_PATH_ERR));
|
|
|
|
return urlPath;
|
|
}
|
|
|
|
/*
|
|
* NativePickDefaultDirectory
|
|
* Platform-specific implementation of GetDirectoryPath
|
|
*/
|
|
private native String
|
|
NativePickDefaultDirectory() throws SoftUpdateException;
|
|
|
|
public String toString()
|
|
{
|
|
String path;
|
|
try
|
|
{
|
|
path = GetDirectoryPath();
|
|
}
|
|
catch ( Exception e )
|
|
{
|
|
path = null;
|
|
}
|
|
return path;
|
|
}
|
|
}
|