implementing a urlresolver for xsl so that we can include documents properly using the document function.

updates to press release xsds - it's now basically working.



git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3926 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/web/templating/OutputUtil.java

@@ -27,6 +27,7 @@ import org.alfresco.service.cmr.repository.ContentService;
 import org.alfresco.service.cmr.repository.ContentWriter;
 import org.alfresco.service.cmr.repository.NodeRef;
 import org.alfresco.service.cmr.repository.NodeService;
+import org.alfresco.web.bean.wcm.AVMConstants;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.w3c.dom.Document;
@@ -39,8 +40,6 @@ import org.w3c.dom.Document;
 public class OutputUtil
 {
    private static final Log LOGGER = LogFactory.getLog(OutputUtil.class);
-   private static final String PARENT_AVM_PATH = 
-      "repo-1:/repo-1/alice/appBase/avm_webapps/ROOT";
    
    private static String stripExtension(String s)
    {
@@ -64,6 +63,9 @@ public class OutputUtil
          OutputStream fileOut = avmService.createFile(parentPath, generatedFileName);
          
          String fullAvmPath = parentPath + '/' + generatedFileName;
+
+	 String avmStore = parentPath.substring(0, parentPath.indexOf(":/"));
+	 String sandBoxUrl = AVMConstants.buildAVMStoreUrl(avmStore);
          
          if (LOGGER.isDebugEnabled())
             LOGGER.debug("Created file node for file: " + 
@@ -71,7 +73,7 @@ public class OutputUtil
          
          TemplateOutputMethod tom = tt.getOutputMethods().get(0);
          OutputStreamWriter out = new OutputStreamWriter(fileOut);
-         tom.generate(xml, tt, out);
+         tom.generate(xml, tt, sandBoxUrl, out);
          out.close();
          
          NodeRef outputNodeRef = AVMNodeConverter.ToNodeRef(-1, fullAvmPath);
@@ -117,10 +119,14 @@ public class OutputUtil
          String generatedFileName = (String)
          nodeService.getProperty(generatedNodeRef, 
                ContentModel.PROP_NAME);
-         
+	 String avmPath = (String)AVMNodeConverter.ToAVMVersionPath(nodeRef)[1];
+	 String avmStore = avmPath.substring(0, avmPath.indexOf(":/"));
+	 String sandBoxUrl = AVMConstants.buildAVMStoreUrl(avmStore);
+	 
          if (LOGGER.isDebugEnabled())
             LOGGER.debug("regenerating file node for : " + fileName + " (" +
                   nodeRef.toString() + ") to " + generatedNodeRef.toString());
+
          
          // get a writer for the content and put the file
          ContentWriter writer = contentService.getWriter(generatedNodeRef, 
@@ -132,7 +138,7 @@ public class OutputUtil
          // put a loop to generate all output methods
          TemplateOutputMethod tom = tt.getOutputMethods().get(0);
          OutputStreamWriter out = new OutputStreamWriter(writer.getContentOutputStream());
-         tom.generate(xml, tt, out);
+         tom.generate(xml, tt, sandBoxUrl, out);
          out.close();
          
          LOGGER.debug("generated " + fileName + " using " + tom);

source/java/org/alfresco/web/templating/TemplateOutputMethod.java

@@ -32,10 +32,12 @@ public interface TemplateOutputMethod
      *
      * @param xmlContent the xml content to serialize
      * @param tt the template type that collected the xml content.
+     * @param sandBoxUrl the url of the current sandbox
      * @param out the writer to serialize to.
      */
     public void generate(final Document xmlContent,
 			 final TemplateType tt,
+			 final String sandBoxUrl,
 			 final Writer out)
 	throws Exception;
 }

source/java/org/alfresco/web/templating/xforms/FreeMarkerOutputMethod.java

@@ -33,6 +33,7 @@ public class FreeMarkerOutputMethod
 
     public void generate(final Document xmlContent,
 			 final TemplateType tt,
+			 final String sandBoxUrl,
 			 final Writer out)
     {
     }

source/java/org/alfresco/web/templating/xforms/XSLTOutputMethod.java

@@ -17,6 +17,8 @@
 package org.alfresco.web.templating.xforms;
 
 import java.io.*;
+import java.net.URI;
+import java.net.URISyntaxException;
 import org.alfresco.web.templating.*;
 import org.chiba.xml.util.DOMUtil;
 import javax.xml.parsers.ParserConfigurationException;
@@ -30,7 +32,10 @@ import javax.xml.transform.URIResolver;
 import javax.xml.transform.dom.DOMSource;
 import javax.xml.transform.sax.SAXTransformerFactory;
 import javax.xml.transform.sax.TransformerHandler;
+import javax.xml.transform.stream.StreamSource;
 import javax.xml.transform.stream.StreamResult;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 
 import org.w3c.dom.Document;
 import org.w3c.dom.Node;
@@ -41,6 +46,8 @@ public class XSLTOutputMethod
     implements TemplateOutputMethod
 {
 
+    private static final Log LOGGER = LogFactory.getLog(XSLTOutputMethod.class);
+
     private final NodeRef nodeRef;
 
     public XSLTOutputMethod(final NodeRef nodeRef)
@@ -50,6 +57,7 @@ public class XSLTOutputMethod
 
     public void generate(final Document xmlContent,
 			 final TemplateType tt,
+			 final String sandBoxUrl,
 			 final Writer out)
 	throws ParserConfigurationException,
 	       TransformerConfigurationException,
@@ -58,11 +66,49 @@ public class XSLTOutputMethod
 	       IOException
     {
 	TransformerFactory tf = TransformerFactory.newInstance();
-	TemplatingService ts = TemplatingService.getInstance();
+	final TemplatingService ts = TemplatingService.getInstance();
 	DOMSource source = new DOMSource(ts.parseXML(this.nodeRef));
 	final Templates templates = tf.newTemplates(source);
 	final Transformer t = templates.newTransformer();
+	t.setURIResolver(new URIResolver()
+	{
+	    public Source resolve(final String href, final String base)
+	        throws TransformerException
+	    {
+	        URI uri = null;
+	        try
+	        {
+		    uri = new URI(sandBoxUrl + href);
+	        }
+	        catch (URISyntaxException e)
+	        {
+		    throw new TransformerException("unable to create uri " + sandBoxUrl + href, e);
+	        }
+	        try
+	        {
+		    LOGGER.debug("loading " + uri);
+		    final Document d = ts.parseXML(uri.toURL().openStream());
+		    LOGGER.debug("loaded " + ts.writeXMLToString(d));
+		    return new DOMSource(d);
+	        }
+	        catch (Exception e)
+	        {
+		    LOGGER.warn(e);
+		    throw new TransformerException("unable to load " + uri, e);
+	        }
+	    }
+	});
+	t.setParameter("avm_store_url", sandBoxUrl);
+	LOGGER.debug("setting parameter avm_store_url=" + sandBoxUrl);
 	final StreamResult result = new StreamResult(out);
-	t.transform(new DOMSource(xmlContent), result);
+	try
+	{
+	    t.transform(new DOMSource(xmlContent), result);
+	}
+	catch (TransformerException e)
+	{
+	    LOGGER.error(e.getMessageAndLocation());
+	    throw e;
+	}
     }
 }