Preliminary handler for <daml> element.

5 files changed, 85 insertions, 2 deletions

diff --git a/org/madore/damlengine/DamlEngine.java b/org/madore/damlengine/DamlEngine.java
index 4861f06..d71f62b 100644
--- a/org/madore/damlengine/DamlEngine.java
+++ b/org/madore/damlengine/DamlEngine.java
@@ -10,6 +10,7 @@ import org.apache.xerces.jaxp.DocumentBuilderFactoryImpl;
 public final class DamlEngine {
 
     public static final String XML_NS = "http://www.w3.org/XML/1998/namespace";
+    public static final String XHTML_NS = "http://www.w3.org/1999/xhtml";
     public static final String DAML_NS = "http://www.madore.org/~david/NS/daml/";
 
     private DamlEngine() { }  // Forbid instantiation
diff --git a/org/madore/damlengine/TodoContext.java b/org/madore/damlengine/TodoContext.java
index 65746b8..4042370 100644
--- a/org/madore/damlengine/TodoContext.java
+++ b/org/madore/damlengine/TodoContext.java
@@ -1,10 +1,14 @@
 package org.madore.damlengine;
 
-import org.w3c.dom.Document;
+import org.w3c.dom.*;
 
 public class TodoContext {
 
     public Document doc;
+    public Element htmlNode;
+    public Element headNode;
+    public String uriToTop;
+    public String fileName;
 
     public TodoContext(Document doc) {
 	this.doc = doc;
diff --git a/org/madore/damlengine/TodoDamlElement.java b/org/madore/damlengine/TodoDamlElement.java
new file mode 100644
index 0000000..88881ae
--- /dev/null
+++ b/org/madore/damlengine/TodoDamlElement.java
@@ -0,0 +1,78 @@
+package org.madore.damlengine;
+
+import java.util.ArrayList;
+import java.util.regex.Pattern;
+import org.w3c.dom.*;
+
+public class TodoDamlElement extends TodoDefaultElement {
+
+    public static class Factory extends TodoElement.Factory {
+	public TodoDamlElement newItem(Element node,
+				       TodoContext context,
+				       TodoItem.Options options) {
+	    return new TodoDamlElement(node, context, options);
+	}
+    }
+
+    public TodoDamlElement(Element node,
+			   TodoContext context,
+			   TodoItem.Options options) {
+	super(node, context, options);
+    }
+
+    public static class DamlOptions extends TodoItem.Options {
+    }
+
+    public void handleNodeOnly() {
+	if ( ! ( options instanceof DamlEngine.RootOptions ) )
+	    throw new Error("daml node can only be root node");
+	String uriToTop = node.getAttributeNS(null, "uri-to-top");
+	if ( uriToTop != null )
+	    context.uriToTop = uriToTop;
+	String fileName = node.getAttributeNS(null, "file.name");
+	if ( fileName != null )
+	    context.fileName = fileName;
+
+	if ( context.htmlNode != null )
+	    throw new Error("html node already defined at daml node");
+	context.htmlNode = context.doc.createElementNS(DamlEngine.XHTML_NS, "html");
+	String lang = LangHelper.getLangNorec(node);
+	if ( lang != null )
+	    LangHelper.setLangNorec(context.htmlNode, lang);
+	node.getParentNode().replaceChild(context.htmlNode, node);
+	context.htmlNode.appendChild(context.doc.createTextNode("\n"));
+	context.htmlNode.appendChild(context.doc.createComment(" This file is automatically generated.  Do not edit! "));
+	context.htmlNode.appendChild(context.doc.createTextNode("\n"));
+	if ( context.headNode != null )
+	    throw new Error("head node already defined at daml node");
+	context.headNode = context.doc.createElementNS(DamlEngine.XHTML_NS, "head");
+	context.htmlNode.appendChild(context.headNode);
+	context.htmlNode.appendChild(context.doc.createTextNode("\n"));
+	context.headNode.appendChild(context.doc.createTextNode("\n"));
+
+	ArrayList<Node> childList = getChildList(this.node);
+	ArrayList<TodoElement> toProcess = new ArrayList<TodoElement>(childList.size());
+	for ( Node child : childList ) {
+	    if ( child.getNodeType() == Node.ELEMENT_NODE ) {
+		if ( child.getLocalName().equals("body") ) {
+		    context.htmlNode.appendChild(context.doc.createTextNode("\n"));
+		    context.htmlNode.appendChild(child);
+		    context.htmlNode.appendChild(context.doc.createTextNode("\n"));
+		} else {
+		    context.headNode.appendChild(child);
+		    context.headNode.appendChild(context.doc.createTextNode("\n"));
+		}
+		TodoElement it
+		    = TodoElement.getTodoElement((Element)child, this.context,
+						 new DamlOptions());
+		toProcess.add(it);
+	    } else if ( child.getNodeType() == Node.TEXT_NODE
+			|| child.getNodeType() == Node.CDATA_SECTION_NODE ) {
+		if ( ! Pattern.matches("^\\s*$",((CharacterData)child).getData()) )
+		    throw new Error("daml element cannot contain text");
+	    }
+	}
+	this.ownerDeque.registerAtStart(toProcess);
+    }
+
+}
diff --git a/org/madore/damlengine/TodoDefaultElement.java b/org/madore/damlengine/TodoDefaultElement.java
index 50a460f..8b0efa9 100644
--- a/org/madore/damlengine/TodoDefaultElement.java
+++ b/org/madore/damlengine/TodoDefaultElement.java
@@ -51,7 +51,6 @@ public class TodoDefaultElement extends TodoElement {
     }
 
     public void handleNodeOnly() {
-	System.err.println("handling a "+this.node.getNodeName()+" element");
 	ArrayList<Node> childList = getChildList(this.node);
 	ArrayList<TodoElement> toProcess = new ArrayList<TodoElement>(childList.size());
 	for ( Node child : childList ) {
diff --git a/org/madore/damlengine/TodoElement.java b/org/madore/damlengine/TodoElement.java
index 497b8f5..77c7891 100644
--- a/org/madore/damlengine/TodoElement.java
+++ b/org/madore/damlengine/TodoElement.java
@@ -18,6 +18,7 @@ public abstract class TodoElement extends TodoItem {
     static {
 	damlFactories = new HashMap<String,Factory>();
 	damlDefaultFactory = new TodoDefaultElement.Factory();
+	damlFactories.put("daml", new TodoDamlElement.Factory());
     }
 
     Element node;