/*
* Handler.java
*
*
* Copyright (c) 2003 Rimfaxe ApS (www.rimfaxe.com).
* All rights reserved.
*
* This package is written by Lars Andersen <lars@rimfaxe.com>
* and licensed by Rimfaxe ApS.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by Rimfaxe ApS
(www.rimfaxe.com)"
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "Rimfaxe", "Rimfaxe Software", "Lars Andersen" and
* "Rimfaxe WebServer" must not be used to endorse or promote products
* derived from this software without prior written permission. For written
* permission, please contact info@rimfaxe.com
*
* 5. Products derived from this software may not be called "Rimfaxe"
* nor may "Rimfaxe" appear in their names without prior written
* permission of the Rimfaxe ApS.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
package com.rimfaxe.webserver;
import seda.sandStorm.core.*;
import seda.sandStorm.lib.http.httpRequest;
import com.rimfaxe.webserver.seda.SedaHttpResponse;
import com.rimfaxe.webserver.webapp.*;
import com.rimfaxe.webserver.servletapi.RimfaxeFilterChain;
import java.util.*;
/**
*
* @author Lars Andersen
*/
public class Handler
{
com.rimfaxe.webserver.servletapi.ServletFactory factory = com.rimfaxe.webserver.servletapi.ServletFactory.getInstance();
Configuration conf = null;
long age;
StringBuffer error_log = null;
/** Creates a new instance of Handler */
public Handler(Configuration conf)
{
this.age = System.currentTimeMillis();
this.conf = conf;
}
public void setErrorLog(StringBuffer buf)
{
this.error_log = buf;
}
public VirtualHost lookupVirtualHost(httpRequest req)
{
String urlpath = req.getURL();
String host = req.getHeader("Host");
String port = ""+req.getConnection().getConnection().getServerSocket().getLocalPort();
String hostname = host;
if (host==null) host="default:"+port;
if (error_log!=null) error_log.append("Handler, lookupVirtualHost, host="+host+"\n");
int colon = host.indexOf(':');
if (colon>0)
{
hostname = host.substring(0,colon);
port = host.substring(colon+1);
}
else
{
hostname = host;
String tmp = "http";
if (tmp.equalsIgnoreCase("http")) port = "80";
if (tmp.equalsIgnoreCase("https")) port = "443";
}
VirtualHost vhost = conf.getVirtualHost( hostname.toString().trim()+":"+port );
if (vhost==null)
{
port = ""+req.getConnection().getConnection().getServerSocket().getLocalPort();
vhost = conf.getVirtualHost("default:"+port);
}
if (vhost==null)
{
if (error_log!=null) error_log.append("Handler, no vhost??\n");
return null;
}
return vhost;
}
public boolean isCacheable(httpRequest req)
{
if (req.getURL().startsWith("/RWS_ADMIN")) return false;
if (!req.getMethod().equalsIgnoreCase("GET")) return false;
if (req.hasHeader("If-Modified-Since")) return false;
if (req.hasHeader("If-Range")) return false;
String urlpath = req.getURL();
VirtualHost vhost = lookupVirtualHost(req);
if (vhost!=null)
{
WebContext webcontext = vhost.getWebContext(urlpath);
req.setSpecial("ROOT_DIR", webcontext.getRoot());
req.setSpecial("WEBAPP_ROOT", webcontext.getUrlpathPrefix());
return webcontext.isStatic(req);
}
else
{
return false;
}
}
public SedaHttpResponse perform(httpRequest req)
{
String urlpath = req.getURL();
//if (urlpath.startsWith("/servlet"))
//{
// System.out.println("Request dump \n"+req);
//}
VirtualHost vhost = lookupVirtualHost(req);
if (vhost!=null)
{
WebContext webcontext = vhost.getWebContext(urlpath);
req.setURL( webcontext.processUrlPath(req.getURL()) );
webcontext.getWebApp().reload();
if (vhost.getDebug())
{
com.rimfaxe.webserver.DebugLog.log("Handler", 192, "Debug messages",
""+req+"\n"+error_log+"\n");
}
return getResponse(req,vhost,webcontext);
}
else
{
if (error_log!=null) error_log.append("Handler, no virtualhost defined?\n");
return null;
}
}
public SedaHttpResponse getResponse(httpRequest req, VirtualHost vh, WebContext webcontext)
{
String urlpath = req.getURL();
RimfaxeFilterChain rfc = new RimfaxeFilterChain(req, vh, webcontext, conf, factory);
SedaHttpResponse response = null;
try
{
response = rfc.runservice();
}
catch (javax.servlet.ServletException se)
{
// TODO
if (error_log!=null) error_log.append("Handler, ServletEception\n");
}
catch (java.io.IOException ioe)
{
// TODO
if (error_log!=null) error_log.append("Handler, IOException\n");
}
return response;
}
public SedaHttpResponse callServlet(String name, httpRequest req, VirtualHost vh, WebContext webcontext)
{
String urlpath = req.getURL();
Servlet s = webcontext.getWebApp().getServlet(name);
if (s==null) s = conf.getWebApp().getServlet(name);
String cls = s.getClassName();
com.rimfaxe.webserver.servletapi.ServletWrapper swrap = factory.getWrapper(vh, webcontext, name,cls,urlpath,s);
SedaHttpResponse response = null;
try
{
response = swrap.runservice(req,webcontext);
}
catch (javax.servlet.ServletException se)
{
se.printStackTrace(System.out);
}
catch (java.io.IOException ioe)
{
ioe.printStackTrace(System.out);
}
return response;
}
public long getAge()
{
return System.currentTimeMillis()-age;
}
public void reset() { }
}