/*
* Created on 16-May-2004
* Created by Paul Gardner
* Copyright (C) 2004, 2005, 2006 Aelitis, All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* AELITIS, SAS au capital de 46,603.30 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package org.gudy.azureus2.pluginsimpl.local.update;
/**
* @author parg
*
*/
import java.io.*;
import org.gudy.azureus2.platform.PlatformManager;
import org.gudy.azureus2.platform.PlatformManagerCapabilities;
import org.gudy.azureus2.platform.PlatformManagerFactory;
import org.gudy.azureus2.plugins.update.*;
import org.gudy.azureus2.core3.util.*;
import org.gudy.azureus2.core3.internat.MessageText;
import org.gudy.azureus2.core3.logging.*;
public class
UpdateInstallerImpl
implements UpdateInstaller
{
// change these and you'll need to change the Updater!!!!
protected static final String UPDATE_DIR = "updates";
protected static final String ACTIONS = "install.act";
protected static AEMonitor class_mon = new AEMonitor( "UpdateInstaller:class" );
private UpdateManager manager;
private File install_dir;
protected static void
checkForFailedInstalls(
UpdateManager manager )
{
try{
File update_dir = new File( manager.getUserDir() + File.separator + UPDATE_DIR );
File[] dirs = update_dir.listFiles();
if ( dirs != null ){
boolean found_failure = false;
String files = "";
for (int i=0;i<dirs.length;i++){
File dir = dirs[i];
if ( dir.isDirectory()){
// if somethings here then the install failed
found_failure = true;
File[] x = dir.listFiles();
if ( x != null ){
for (int j=0;j<x.length;j++){
files += (files.length()==0?"":",") + x[j].getName();
}
}
FileUtil.recursiveDelete( dir );
}
}
if ( found_failure ){
Logger.log(new LogAlert(LogAlert.UNREPEATABLE, LogAlert.AT_ERROR,
MessageText.getString("Alert.failed.update", new String[]{ files })));
}
}
}catch( Throwable e ){
Debug.printStackTrace( e );
}
}
protected
UpdateInstallerImpl(
UpdateManager _manager )
throws UpdateException
{
manager = _manager;
try{
class_mon.enter();
// updates are in general user-specific (e.g. plugin updates) so store here
// obviously core ones will affect all users
String update_dir = getUserDir() + File.separator + UPDATE_DIR;
for (int i=1;i<1024;i++){
File try_dir = new File( update_dir + File.separator + "inst_" + i );
if ( !try_dir.exists()){
if ( !FileUtil.mkdirs(try_dir)){
throw( new UpdateException( "Failed to create a temporary installation dir"));
}
install_dir = try_dir;
break;
}
}
if ( install_dir == null ){
throw( new UpdateException( "Failed to find a temporary installation dir"));
}
}finally{
class_mon.exit();
}
}
public void
addResource(
String resource_name,
InputStream is )
throws UpdateException
{
addResource(resource_name,is,true);
}
public void
addResource(
String resource_name,
InputStream is,
boolean closeInputStream)
throws UpdateException
{
try{
File target_file = new File(install_dir, resource_name );
FileUtil.copyFile( is, new FileOutputStream( target_file ),closeInputStream);
}catch( Throwable e ){
throw( new UpdateException( "UpdateInstaller: resource addition fails", e ));
}
}
public String
getInstallDir()
{
return( manager.getInstallDir());
}
public String
getUserDir()
{
return( manager.getUserDir());
}
public void
addMoveAction(
String from_file_or_resource,
String to_file )
throws UpdateException
{
// System.out.println( "move action:" + from_file_or_resource + " -> " + to_file );
if ( from_file_or_resource.indexOf(File.separator) == -1 ){
from_file_or_resource = install_dir.toString() + File.separator + from_file_or_resource;
}
try{
// see if this action has a chance of succeeding
File to_f = new File( to_file );
File parent = to_f.getParentFile();
if ( parent != null && !parent.exists()){
parent.mkdirs();
}
if ( parent != null ){
// we're going to need write access to the parent, let's try
if ( !parent.canWrite()){
// Vista install process goes through permissions elevation process
// so don't warn about lack of write permissions
if ( !Constants.isWindowsVistaOrHigher ){
Logger.log(new LogAlert(LogAlert.UNREPEATABLE, LogAlert.AT_WARNING,
"The location '" + parent.toString()
+ "' isn't writable, this update will probably fail."
+ " Check permissions and retry the update"));
}
}
}
try{
PlatformManager pm = PlatformManagerFactory.getPlatformManager();
if ( pm.hasCapability( PlatformManagerCapabilities.CopyFilePermissions )){
String parent_str = parent.getAbsolutePath();
PlatformManagerFactory.getPlatformManager().copyFilePermissions(
parent_str, from_file_or_resource );
}
}catch( Throwable e ){
Debug.out( e );
}
}catch( Throwable e ){
}
appendAction( "move," + from_file_or_resource + "," + to_file );
}
public void
addChangeRightsAction(
String rights,
String to_file )
throws UpdateException
{
appendAction( "chmod," + rights + "," + to_file );
}
public void
addRemoveAction(
String file )
throws UpdateException
{
appendAction( "remove," + file );
}
protected void
appendAction(
String data )
throws UpdateException
{
PrintWriter pw = null;
try{
pw = new PrintWriter(new FileWriter( install_dir.toString() + File.separator + ACTIONS, true ));
pw.println( data );
}catch( Throwable e ){
throw( new UpdateException( "Failed to write actions file", e ));
}finally{
if ( pw != null ){
try{
pw.close();
}catch( Throwable e ){
throw( new UpdateException( "Failed to write actions file", e ));
}
}
}
}
}