Handling of translations.

5 files changed, 103 insertions, 2 deletions

diff --git a/org/madore/damlengine/Context.java b/org/madore/damlengine/Context.java
index 2545f32..2cb56f9 100644
--- a/org/madore/damlengine/Context.java
+++ b/org/madore/damlengine/Context.java
@@ -1,5 +1,6 @@
 package org.madore.damlengine;
 
+import java.util.ArrayList;
 import org.w3c.dom.*;
 
 public class Context {
@@ -11,6 +12,7 @@ public class Context {
     public String fileName;
     public StringBuffer styleContent;
     public StringBuffer scriptContent;
+    public ArrayList<String> translations;
 
     public Context(Document doc) {
 	this.doc = doc;
diff --git a/org/madore/damlengine/TodoBodyElement.java b/org/madore/damlengine/TodoBodyElement.java
index 05073c8..ce1f064 100644
--- a/org/madore/damlengine/TodoBodyElement.java
+++ b/org/madore/damlengine/TodoBodyElement.java
@@ -42,12 +42,13 @@ public final class TodoBodyElement extends TodoDefaultElement {
 	    bodyNode.appendChild(token);
 	    toProcess.add(new TodoNavbar(token, this.ctx, this));
 	}
-	if ( node.getAttributeNS(null, "notranslations").equals("") ) {
+	if ( node.getAttributeNS(null, "notranslations").equals("")
+	     && ctx.translations != null ) {
 	    Element token = ctx.doc.createElementNS(DamlEngine.DAML_NS,
 						    "d:implicit-do-translations");
 	    bodyNode.appendChild(ctx.doc.createTextNode("\n"));
 	    bodyNode.appendChild(token);
-	    // toProcess.add(new TodoTranslations(token, this.ctx, this));
+	    toProcess.add(new TodoTranslations(token, this.ctx, this));
 	}
 	for ( Node child : childList ) {
 	    if ( child.getNodeType() == Node.TEXT_NODE
diff --git a/org/madore/damlengine/TodoElement.java b/org/madore/damlengine/TodoElement.java
index 4f5d3ab..8515688 100644
--- a/org/madore/damlengine/TodoElement.java
+++ b/org/madore/damlengine/TodoElement.java
@@ -20,6 +20,7 @@ public abstract class TodoElement extends TodoItem {
 	damlDefaultFactory = new TodoDefaultElement.Factory();
 	damlFactories.put("daml", new TodoDamlElement.Factory());
 	damlFactories.put("body", new TodoBodyElement.Factory());
+	damlFactories.put("translation", new TodoTranslationElement.Factory());
     }
 
     protected final Element node;
diff --git a/org/madore/damlengine/TodoTranslationElement.java b/org/madore/damlengine/TodoTranslationElement.java
new file mode 100644
index 0000000..943f7a7
--- /dev/null
+++ b/org/madore/damlengine/TodoTranslationElement.java
@@ -0,0 +1,40 @@
+package org.madore.damlengine;
+
+import java.util.ArrayList;
+import java.util.regex.Pattern;
+import org.w3c.dom.*;
+
+public final class TodoTranslationElement extends TodoDefaultElement {
+
+    public static class Factory extends TodoElement.Factory {
+	@Override
+	public TodoTranslationElement newItem(Element node,
+					      Context ctx,
+					      TodoItem caller) {
+	    return new TodoTranslationElement(node, ctx, caller);
+	}
+    }
+
+    public TodoTranslationElement(Element node,
+				  Context ctx,
+				  TodoItem caller) {
+	super(node, ctx, caller);
+    }
+
+    @Override
+    public void handleNodeOnly() {
+	if ( ctx.translations == null )
+	    ctx.translations = new ArrayList<String>(8);
+	String lang = LangHelper.getLangNorec(node);
+	if ( lang == null )
+	    throw new IllegalArgumentException("translation element must have an xml:lang attribute");
+	ctx.translations.add(lang);
+	Node ws = node.getNextSibling();
+	if ( ( ws.getNodeType() == Node.TEXT_NODE
+	       || ws.getNodeType() == Node.CDATA_SECTION_NODE )
+	     && Pattern.matches("^\\s*$",((CharacterData)ws).getData()) )
+	    node.getParentNode().removeChild(ws);
+	node.getParentNode().removeChild(node);
+    }
+
+}
diff --git a/org/madore/damlengine/TodoTranslations.java b/org/madore/damlengine/TodoTranslations.java
new file mode 100644
index 0000000..894e7a3
--- /dev/null
+++ b/org/madore/damlengine/TodoTranslations.java
@@ -0,0 +1,57 @@
+package org.madore.damlengine;
+
+import java.util.ArrayList;
+import java.util.regex.Pattern;
+import org.w3c.dom.*;
+
+public final class TodoTranslations extends TodoElement {
+
+    public TodoTranslations(Element node,
+			    Context ctx,
+			    TodoItem caller) {
+	super(node, ctx, caller);
+    }
+
+    @Override
+    public void handle() {
+	ArrayList<TodoElement> toProcess = new ArrayList<TodoElement>(ctx.translations.size()+8);
+	for ( String trlang : ctx.translations ) {
+	    Element p = ctx.doc.createElementNS(DamlEngine.XHTML_NS, "p");
+	    LangHelper.setLangNorec(p, trlang);
+	    p.setAttributeNS(null, "class", "translation-offer");
+	    node.getParentNode().insertBefore(p, node);
+	    node.getParentNode().insertBefore(ctx.doc.createTextNode("\n"), node);
+	    String str = "[";
+	    if ( trlang.equals("en") )
+		str = "[An ";
+	    else if ( trlang.equals("fr") )
+		str = "[Une ";
+	    p.appendChild(ctx.doc.createTextNode(str));
+	    Element a = ctx.doc.createElementNS(DamlEngine.XHTML_NS, "a");
+	    p.appendChild(a);
+	    a.setAttributeNS(null, "href", ctx.fileName+"."+trlang);
+	    a.setAttributeNS(null, "hreflang", trlang);
+	    str = trlang;
+	    if ( trlang.equals("en") )
+		str = "English version";
+	    else if ( trlang.equals("fr") )
+		str = "version française";
+	    a.appendChild(ctx.doc.createTextNode(str));
+	    str = "]";
+	    if ( trlang.equals("en") )
+		str = " of this page is also available.]";
+	    else if ( trlang.equals("fr") )
+		str = " de cette page est également disponible.]";
+	    p.appendChild(ctx.doc.createTextNode(str));
+	    toProcess.add(TodoElement.getTodoElement(p, this.ctx, this));
+	}
+	Node ws = node.getNextSibling();
+	if ( ( ws.getNodeType() == Node.TEXT_NODE
+	       || ws.getNodeType() == Node.CDATA_SECTION_NODE )
+	     && Pattern.matches("^\\s*$",((CharacterData)ws).getData()) )
+	    node.getParentNode().removeChild(ws);
+	node.getParentNode().removeChild(node);
+	this.ownerDeque.registerAtStart(toProcess);
+    }
+
+}