/*
JSPWiki - a JSP-based WikiWiki clone.
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements. See the NOTICE file
distributed with this work for additional information
regarding copyright ownership. The ASF licenses this file
to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an
"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, either express or implied. See the License for the
specific language governing permissions and limitations
under the License.
*/
package com.ecyrd.jspwiki.filters;
import com.ecyrd.jspwiki.WikiContext;
import com.ecyrd.jspwiki.WikiEngine;
import org.apache.xmlrpc.*;
import java.net.URL;
import java.net.MalformedURLException;
import java.util.*;
import org.apache.log4j.Logger;
/**
* A very dumb class that pings weblogs.com on each save. INTERNAL USE ONLY SO FAR!
* Look, but don't use as-is.
*/
// FIXME: Needs to figure out when only weblogs have been saved.
// FIXME: rpc endpoint must be configurable
// FIXME: Should really be settable per-page.
// FIXME: Weblog name has been set to stone
public class PingWeblogsComFilter
extends BasicPageFilter
{
static Logger log = Logger.getLogger( PingWeblogsComFilter.class );
private String m_pingURL;
/**
* The property name for the URL to ping. Value is <tt>{@value}</tt>.
*/
public static final String PROP_PINGURL = "pingurl";
/**
* {@inheritDoc}
*/
public void initialize( WikiEngine engine, Properties props )
{
m_pingURL = props.getProperty( PROP_PINGURL, "http://rpc.weblogs.com/RPC2" );
}
/**
* {@inheritDoc}
*/
public void postSave( WikiContext context, String pagecontent )
{
String blogName = context.getPage().getName();
WikiEngine engine = context.getEngine();
int blogentryTxt = blogName.indexOf("_blogentry_");
if( blogentryTxt == -1 )
{
return; // This is not a weblog entry.
}
blogName = blogName.substring( 0, blogentryTxt );
if( blogName.equals( engine.getFrontPage() ) )
{
blogName = null;
}
try
{
XmlRpcClient xmlrpc = new XmlRpcClient(m_pingURL);
Vector<String> params = new Vector<String>();
params.addElement( "The Butt Ugly Weblog" ); // FIXME: Must be settable
params.addElement( engine.getURL( WikiContext.VIEW, blogName, null, true ) );
if( log.isDebugEnabled() )
log.debug("Pinging weblogs.com with URL: "+engine.getURL( WikiContext.VIEW, blogName, null, true ));
xmlrpc.executeAsync("weblogUpdates.ping", params,
new AsyncCallback()
{
public void handleError( Exception ex,
URL url,
String method )
{
log.error("Unable to execute weblogs.com ping to URL: "+url.toString(),ex);
}
public void handleResult( Object result,
URL url,
String method )
{
Hashtable res = (Hashtable) result;
Boolean flerror = (Boolean)res.get("flerror");
String msg = (String)res.get("message");
if( flerror.booleanValue() )
{
log.error("Failed to ping: "+msg);
}
log.info("Weblogs.com has been pinged.");
}
}
);
}
catch( MalformedURLException e )
{
log.error("Malformed URL",e);
}
}
}