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/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.ws.core.server;
// $Id: WSDLRequestHandler.java 5392 2008-01-03 12:51:20Z richard.opalka@jboss.com $
import java.io.File;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import org.jboss.logging.Logger;
import org.jboss.ws.metadata.umdm.EndpointMetaData;
import org.jboss.wsf.spi.management.ServerConfig;
import org.jboss.wsf.common.DOMUtils;
import org.w3c.dom.Attr;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* Handles the delivery of the WSDL and its included artifacts.
* It rewrites the include URL's.
*
* http://www.jboss.org/index.html?module=bb&op=viewtopic&p=3871263#3871263
*
* For a discussion of this topic.
*
* @author Thomas.Diesler@jboss.org
* @since 23-Mar-2005
*/
public class WSDLRequestHandler
{
// provide logging
private Logger log = Logger.getLogger(WSDLRequestHandler.class);
private EndpointMetaData epMetaData;
public WSDLRequestHandler(EndpointMetaData epMetaData)
{
this.epMetaData = epMetaData;
}
/**
* Get the WSDL resource for a given resource path
* <p/>
* Use path value of null to get the root document
*
* @param resPath The wsdl resource to get, can be null for the top level wsdl
* @return A wsdl document, or null if it cannot be found
*/
public Document getDocumentForPath(URL reqURL, String wsdlHost, String resPath) throws IOException
{
Document wsdlDoc;
// The WSDLFilePublisher should set the location to an URL
URL wsdlLocation = epMetaData.getServiceMetaData().getWsdlLocation();
if (wsdlLocation == null)
throw new IllegalStateException("Cannot obtain wsdl location");
// get the root wsdl
if (resPath == null)
{
Element wsdlElement = DOMUtils.parse(wsdlLocation.openStream());
wsdlDoc = wsdlElement.getOwnerDocument();
}
// get some imported resource
else
{
String impResourcePath = new File(wsdlLocation.getPath()).getParent() + File.separatorChar + resPath;
File impResourceFile = new File(impResourcePath);
Element wsdlElement = DOMUtils.parse(impResourceFile.toURL().openStream());
wsdlDoc = wsdlElement.getOwnerDocument();
}
modifyAddressReferences(reqURL, wsdlHost, resPath, wsdlDoc.getDocumentElement());
return wsdlDoc;
}
/**
* Modify the location of wsdl and schema imports
*/
private void modifyAddressReferences(URL reqURL, String wsdlHost, String resPath, Element element) throws IOException
{
// map wsdl definition imports
NodeList nlist = element.getChildNodes();
for (int i = 0; i < nlist.getLength(); i++)
{
Node childNode = nlist.item(i);
if (childNode.getNodeType() == Node.ELEMENT_NODE)
{
Element childElement = (Element)childNode;
String nodeName = childElement.getLocalName();
// Replace xsd:import and xsd:include location attributes
if ("import".equals(nodeName) || "include".equals(nodeName))
{
Attr locationAttr = childElement.getAttributeNode("schemaLocation");
if (locationAttr == null)
locationAttr = childElement.getAttributeNode("location");
if (locationAttr != null)
{
String orgLocation = locationAttr.getNodeValue();
while (orgLocation.startsWith("./"))
orgLocation = orgLocation.substring(2);
boolean isAbsolute = orgLocation.startsWith("http://") || orgLocation.startsWith("https://");
if (isAbsolute == false && orgLocation.startsWith(reqURL.getPath()) == false)
{
String newResourcePath = orgLocation;
if (resPath != null && resPath.indexOf("/") > 0)
{
String resParent = resPath.substring(0, resPath.lastIndexOf("/"));
// replace parent traversal, results in resParent == null when successfully executed
while (orgLocation.startsWith("../") && resParent != null)
{
if (resParent.indexOf("/") > 0)
{
resParent = resParent.substring(0, resParent.lastIndexOf("/"));
orgLocation = orgLocation.substring(3);
newResourcePath = resParent + "/" + orgLocation;
}
else
{
orgLocation = orgLocation.substring(3);
newResourcePath = orgLocation;
resParent = null;
}
}
// no parent traversal happend
if(resParent!=null)
newResourcePath = resParent +"/"+ orgLocation;
}
String reqPath = reqURL.getPath();
String completeHost = wsdlHost;
if (!(wsdlHost.startsWith("http://") || wsdlHost.startsWith("https://")))
{
String reqProtocol = reqURL.getProtocol();
int reqPort = reqURL.getPort();
String hostAndPort = wsdlHost + (reqPort > 0 ? ":" + reqPort : "");
completeHost = reqProtocol + "://" + hostAndPort;
}
String newLocation = completeHost + reqPath + "?wsdl&resource=" + newResourcePath;
locationAttr.setNodeValue(newLocation);
log.trace("Mapping import from '" + orgLocation + "' to '" + newLocation + "'");
}
}
}
// Replace the soap:address location attribute
else if ("address".equals(nodeName))
{
Attr locationAttr = childElement.getAttributeNode("location");
if (locationAttr != null)
{
String orgLocation = locationAttr.getNodeValue();
URL orgURL = new URL(orgLocation);
String orgProtocol = orgURL.getProtocol();
String orgHost = orgURL.getHost();
int orgPort = orgURL.getPort();
String orgPath = orgURL.getPath();
if (ServerConfig.UNDEFINED_HOSTNAME.equals(orgHost))
{
URL newURL = new URL(wsdlHost);
String newHost = newURL.getHost();
int newPort = newURL.getPort();
String newLocation = orgProtocol + "://" + newHost;
if (newPort != -1)
newLocation += ":" + newPort;
else if (orgPort != -1)
newLocation += ":" + orgPort;
newLocation += orgPath;
locationAttr.setNodeValue(newLocation);
log.trace("Mapping address from '" + orgLocation + "' to '" + newLocation + "'");
}
}
}
else
{
modifyAddressReferences(reqURL, wsdlHost, resPath, childElement);
}
}
}
}
}
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