/*
* Created on 25-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.update;
/**
* @author parg
*
*/
import java.io.*;
import java.util.*;
import org.gudy.azureus2.core3.util.*;
import org.gudy.azureus2.core3.logging.*;
import org.gudy.azureus2.plugins.*;
import org.gudy.azureus2.plugins.logging.LoggerChannel;
import org.gudy.azureus2.plugins.update.*;
import org.gudy.azureus2.plugins.utils.resourcedownloader.*;
public class
CorePatchChecker
implements Plugin, UpdatableComponent, UpdateCheckInstanceListener
{
private static final LogIDs LOGID = LogIDs.CORE;
public static final boolean TESTING = false;
protected PluginInterface plugin_interface;
private Map<UpdateCheckInstance,Update> my_updates = new HashMap<UpdateCheckInstance, Update>(1);
public void
initialize(
PluginInterface _plugin_interface )
throws PluginException
{
plugin_interface = _plugin_interface;
plugin_interface.getPluginProperties().setProperty( "plugin.version", "1.0" );
plugin_interface.getPluginProperties().setProperty( "plugin.name", "Core Patcher (level=" + CorePatchLevel.getCurrentPatchLevel() + ")" );
if ( TESTING || !Constants.isCVSVersion()){
if ( TESTING ){
System.out.println( "CorePatchChecker: TESTING !!!!" );
}
plugin_interface.getUpdateManager().registerUpdatableComponent( this, false );
}
}
public String
getName()
{
return( "Core Patch Checker");
}
public int
getMaximumCheckTime()
{
return( 0 );
}
public void
checkForUpdate(
UpdateChecker checker )
{
try{
UpdateCheckInstance inst = checker.getCheckInstance();
inst.addListener( this );
my_updates.put(
inst,
checker.addUpdate( "Core Patch Checker", new String[0], "",
new ResourceDownloader[0],
Update.RESTART_REQUIRED_MAYBE ));
}finally{
checker.completed();
}
}
public void
cancelled(
UpdateCheckInstance instance )
{
Update update = my_updates.remove( instance );
if ( update != null ){
update.cancel();
}
}
public void
complete(
final UpdateCheckInstance instance )
{
Update my_update = my_updates.remove( instance );
if ( my_update != null ){
my_update.complete( true );
}
Update[] updates = instance.getUpdates();
final PluginInterface updater_plugin = plugin_interface.getPluginManager().getPluginInterfaceByClass( UpdaterUpdateChecker.class );
for (int i=0;i<updates.length;i++){
final Update update = updates[i];
Object user_object = update.getUserObject();
if ( user_object != null && user_object == updater_plugin ){
// OK, we have an updater update
if (Logger.isEnabled())
Logger.log(new LogEvent(LOGID, "Core Patcher: updater update found"));
update.setRestartRequired( Update.RESTART_REQUIRED_MAYBE );
update.addListener(new UpdateListener() {
public void complete(Update update) {
if (Logger.isEnabled())
Logger.log(new LogEvent(LOGID,
"Core Patcher: updater update complete"));
patch(instance, update, updater_plugin);
}
public void
cancelled(
Update update )
{
}
});
}
}
}
protected void
patch(
UpdateCheckInstance instance,
Update updater_update,
PluginInterface updater_plugin )
{
try{
// use the update plugin to log stuff....
ResourceDownloader rd_log = updater_update.getDownloaders()[0];
File[] files = new File(updater_plugin.getPluginDirectoryName()).listFiles();
if ( files == null ){
if (Logger.isEnabled())
Logger.log(new LogEvent(LOGID,
"Core Patcher: no files in plugin dir!!!"));
return;
}
String patch_prefix = "Azureus2_" + Constants.getBaseVersion() + "_P";
int highest_p = -1;
File highest_p_file = null;
for (int i=0;i<files.length;i++){
String name = files[i].getName();
if ( name.startsWith( patch_prefix ) && name.endsWith( ".pat" )){
if (Logger.isEnabled())
Logger.log(new LogEvent(LOGID, "Core Patcher: found patch file '"
+ name + "'"));
try{
int this_p = Integer.parseInt( name.substring( patch_prefix.length(), name.indexOf( ".pat" )));
if ( this_p > highest_p ){
highest_p = this_p;
highest_p_file = files[i];
}
}catch( Throwable e ){
Debug.printStackTrace( e );
}
}
}
if ( CorePatchLevel.getCurrentPatchLevel() >= highest_p ){
if (Logger.isEnabled())
Logger.log(new LogEvent(LOGID,
"Core Patcher: no applicable patch found (highest = " + highest_p
+ ")"));
// flip back from maybe as we now know it isn't needed
if ( updater_update.getRestartRequired() == Update.RESTART_REQUIRED_MAYBE ){
updater_update.setRestartRequired( Update.RESTART_REQUIRED_NO );
}
}else{
rd_log.reportActivity( "Applying patch '" + highest_p_file.getName() + "'");
if (Logger.isEnabled())
Logger.log(new LogEvent(LOGID, "Core Patcher: applying patch '"
+ highest_p_file.toString() + "'"));
InputStream pis = new FileInputStream( highest_p_file );
try{
patchAzureus2( instance, pis, "P" + highest_p, plugin_interface.getLogger().getChannel( "CorePatcher" ));
Logger.log(new LogAlert(LogAlert.UNREPEATABLE, LogAlert.AT_INFORMATION,
"Patch " + highest_p_file.getName() + " ready to be applied"));
String done_file = highest_p_file.toString();
done_file = done_file.substring(0,done_file.length()-1) + "x";
highest_p_file.renameTo( new File( done_file ));
// flip the original update over to 'restart required'
updater_update.setRestartRequired( Update.RESTART_REQUIRED_YES );
}finally{
try{
pis.close();
}catch( Throwable e ){
}
}
}
}catch( Throwable e ){
Debug.printStackTrace( e );
Logger.log(new LogAlert(LogAlert.UNREPEATABLE, "Core Patcher failed", e));
}
}
public static void
patchAzureus2(
UpdateCheckInstance instance,
InputStream pis,
String resource_tag,
LoggerChannel log )
throws Exception
{
OutputStream os = null;
InputStream is = null;
try{
String resource_name = "Azureus2_" + resource_tag + ".jar";
UpdateInstaller installer = instance.createInstaller();
File tmp = AETemporaryFileHandler.createTempFile();
os = new FileOutputStream( tmp );
String az2_jar;
if( Constants.isOSX ){
az2_jar = installer.getInstallDir() + "/" + SystemProperties.getApplicationName() + ".app/Contents/Resources/Java/";
}else{
az2_jar = installer.getInstallDir() + File.separator;
}
az2_jar += "Azureus2.jar";
is = new FileInputStream( az2_jar );
new UpdateJarPatcher( is, pis, os, log );
is.close();
is = null;
pis.close();
pis = null;
os.close();
os = null;
installer.addResource( resource_name,
new FileInputStream( tmp ));
tmp.delete();
installer.addMoveAction( resource_name, az2_jar );
}finally{
if ( is != null ){
try{
is.close();
}catch( Throwable e ){
};
}
if ( os != null ){
try{
os.close();
}catch( Throwable e ){
};
}
if ( pis != null ){
try{
pis.close();
}catch( Throwable e ){
};
}
}
}
}