From acdbedc507679be7b35a0fe10990bfb579bdc9d9 Mon Sep 17 00:00:00 2001
From: "David A. Madore" <david+git@madore.org>
Date: Thu, 1 Sep 2011 15:41:38 +0200
Subject: Add the JavaScript magic element to indicate number of comments.

---
 org/madore/damlengine/Context.java                 |  1 +
 org/madore/damlengine/TodoComments.java            |  7 ++++++
 org/madore/damlengine/TodoCommentsScript.java      | 26 ++++++++++++++++++++++
 org/madore/damlengine/TodoWeblogElement.java       |  8 ++++++-
 org/madore/damlengine/TodoWeblogSelectElement.java |  6 +++++
 5 files changed, 47 insertions(+), 1 deletion(-)
 create mode 100644 org/madore/damlengine/TodoCommentsScript.java

(limited to 'org')

diff --git a/org/madore/damlengine/Context.java b/org/madore/damlengine/Context.java
index 12e2f1b..6b627a4 100644
--- a/org/madore/damlengine/Context.java
+++ b/org/madore/damlengine/Context.java
@@ -22,6 +22,7 @@ public class Context implements Cloneable {
 	public String subtitleStr;
 	public String subtitleLang;
 	public ArrayList<String> translations;
+	public StringBuffer commentsJSParam;
     }
 
     public GeneralContext gc;
diff --git a/org/madore/damlengine/TodoComments.java b/org/madore/damlengine/TodoComments.java
index 85ce7d3..e5cb04e 100644
--- a/org/madore/damlengine/TodoComments.java
+++ b/org/madore/damlengine/TodoComments.java
@@ -53,5 +53,12 @@ public final class TodoComments extends TodoElement {
 			    + ctx.ent.number + ".numcomments");
 	p.appendChild(span);
 	span.appendChild(ctx.doc.createComment(" EMPTY "));
+	if ( ctx.gc.commentsJSParam == null ) {
+	    ctx.gc.commentsJSParam = new StringBuffer("x=" + ctx.ent.date + "."
+						      + ctx.ent.number);
+	} else {
+	    ctx.gc.commentsJSParam.append("&x=" + ctx.ent.date + "."
+					  + ctx.ent.number);
+	}
     }
 }
diff --git a/org/madore/damlengine/TodoCommentsScript.java b/org/madore/damlengine/TodoCommentsScript.java
new file mode 100644
index 0000000..224d547
--- /dev/null
+++ b/org/madore/damlengine/TodoCommentsScript.java
@@ -0,0 +1,26 @@
+package org.madore.damlengine;
+
+import org.w3c.dom.*;
+
+public final class TodoCommentsScript extends TodoElement {
+
+    public TodoCommentsScript(Element node,
+			      Context ctx,
+			      TodoItem caller) {
+	super(node, ctx, caller);
+    }
+
+    @Override
+    public void handle() {
+	if ( ctx.gc.commentsJSParam == null ) {
+	    node.getParentNode().removeChild(node);
+	    return;
+	}
+	Element script = ctx.doc.createElementNS(DamlEngine.XHTML_NS, "script");
+	script.setAttributeNS(null, "type", "text/javascript");
+	script.setAttributeNS(null, "src", "/cgi-bin/numcomments.pl/x.js?"+ctx.gc.commentsJSParam);
+	script.setAttributeNS(null, "defer", "defer");
+	node.appendChild(ctx.doc.createComment(" EMPTY "));
+	node.getParentNode().replaceChild(script, node);
+    }
+}
diff --git a/org/madore/damlengine/TodoWeblogElement.java b/org/madore/damlengine/TodoWeblogElement.java
index fa537a8..3d457a8 100644
--- a/org/madore/damlengine/TodoWeblogElement.java
+++ b/org/madore/damlengine/TodoWeblogElement.java
@@ -23,6 +23,7 @@ public final class TodoWeblogElement extends TodoDefaultElement {
 
     @Override
     public void handleNodeOnly() {
+	System.err.println("warning: weblog element should not be processed this way!");
 	Node parent = node.getParentNode();
 	String lang = LangHelper.getLangNorec(node);
 	ArrayList<Node> childList = getChildList(this.node);
@@ -42,8 +43,13 @@ public final class TodoWeblogElement extends TodoDefaultElement {
 		toProcess.add(it);
 	    }
 	}
-	this.ownerDeque.registerAtStart(toProcess);
+	Element token = ctx.doc.createElementNS(DamlEngine.DAML_NS,
+						"d:implicit-do-comments-script");
+	node.getParentNode().insertBefore(token, node);
+	node.getParentNode().insertBefore(ctx.doc.createTextNode("\n"), node);
+	toProcess.add(new TodoCommentsScript(token, ctx, this));
 	parent.removeChild(node);
+	this.ownerDeque.registerAtStart(toProcess);
     }
 
 }
diff --git a/org/madore/damlengine/TodoWeblogSelectElement.java b/org/madore/damlengine/TodoWeblogSelectElement.java
index 145b938..33c9731 100644
--- a/org/madore/damlengine/TodoWeblogSelectElement.java
+++ b/org/madore/damlengine/TodoWeblogSelectElement.java
@@ -42,11 +42,17 @@ public final class TodoWeblogSelectElement extends TodoDefaultElement {
 	    Document temp = par.parse(input);
 	    Node newNode = ctx.doc.adoptNode(temp.getDocumentElement());
 	    node.getParentNode().insertBefore(newNode, node);
+	    node.getParentNode().insertBefore(ctx.doc.createTextNode("\n"), node);
 	    TodoElement it
 		= TodoElement.getTodoElement((Element)newNode,
 					     this.ctx, this);
 	    toProcess.add(it);
 	}
+	Element token = ctx.doc.createElementNS(DamlEngine.DAML_NS,
+						"d:implicit-do-comments-script");
+	node.getParentNode().insertBefore(token, node);
+	node.getParentNode().insertBefore(ctx.doc.createTextNode("\n"), node);
+	toProcess.add(new TodoCommentsScript(token, ctx, this));
 	node.getParentNode().removeChild(node);
 	this.ownerDeque.registerAtStart(toProcess);
     }
-- 
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