/*
* Created on Aug 6, 2008
* Created by Paul Gardner
*
* Copyright 2008 Vuze, Inc. 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; version 2 of the License only.
*
* 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.
*/
package com.aelitis.azureus.core.subs.impl;
import java.util.*;
import org.gudy.azureus2.core3.util.Debug;
import com.aelitis.azureus.core.metasearch.Engine;
import com.aelitis.azureus.core.metasearch.Result;
import com.aelitis.azureus.core.metasearch.SearchLoginException;
import com.aelitis.azureus.core.metasearch.SearchParameter;
import com.aelitis.azureus.core.subs.*;
import com.aelitis.azureus.util.JSONUtils;
public class
SubscriptionDownloader
{
private SubscriptionManagerImpl manager;
private SubscriptionImpl subs;
protected
SubscriptionDownloader(
SubscriptionManagerImpl _manager,
SubscriptionImpl _subs )
throws SubscriptionException
{
manager = _manager;
subs = _subs;
}
protected void
download()
throws SubscriptionException
{
log( "Downloading" );
Map map = JSONUtils.decodeJSON( subs.getJSON());
Long engine_id = (Long)map.get( "engine_id" );
String search_term = (String)map.get( "search_term" );
Map filters = (Map)map.get( "filters" );
Engine engine = manager.getEngine( subs, map, false );
if ( engine == null ){
throw( new SubscriptionException( "Download failed, search engine " + engine_id + " not found" ));
}
List sps = new ArrayList();
if ( search_term != null ){
sps.add( new SearchParameter( "s", search_term ));
log( " Using search term '" + search_term + "' for engine " + engine.getString());
}
/*
if ( mature != null ){
sps.add( new SearchParameter( "m", mature.toString()));
}
*/
SearchParameter[] parameters = (SearchParameter[])sps.toArray(new SearchParameter[ sps.size()] );
SubscriptionHistoryImpl history = (SubscriptionHistoryImpl)subs.getHistory();
try{
Map context = new HashMap();
context.put( Engine.SC_SOURCE, "subscription" );
Result[] results = engine.search( parameters, context, -1, -1, null, null );
log( " Got " + results.length + " results" );
SubscriptionResultFilter result_filter = new SubscriptionResultFilter(filters );
results = result_filter.filter( results );
log( " Post-filter: " + results.length + " results" );
SubscriptionResultImpl[] s_results = new SubscriptionResultImpl[results.length];
for( int i=0;i<results.length;i++){
SubscriptionResultImpl s_result = new SubscriptionResultImpl( history, results[i] );
s_results[i] = s_result;
}
SubscriptionResultImpl[] all_results = history.reconcileResults( engine, s_results );
checkAutoDownload( all_results );
history.setLastError( null, false );
}catch( Throwable e ){
log( " Download failed", e);
history.setLastError( Debug.getNestedExceptionMessage( e ),e instanceof SearchLoginException );
throw( new SubscriptionException( "Search failed", e ));
}
}
protected void
checkAutoDownload(
SubscriptionResultImpl[] results )
{
if ( !subs.getHistory().isAutoDownload()){
return;
}
for (int i=0;i<results.length;i++){
SubscriptionResultImpl result = results[i];
if ( result.isDeleted() || result.getRead()){
continue;
}
manager.getScheduler().download( subs, result );
}
}
protected void
log(
String str )
{
manager.log( str );
}
protected void
log(
String str,
Throwable e )
{
manager.log( str, e );
}
}