From 0d02ad0c80c59dbd080d3653f88f7348523a3e7d Mon Sep 17 00:00:00 2001
From: "David A. Madore" <david+git@madore.org>
Date: Fri, 2 Sep 2011 17:30:26 +0200
Subject: Various trickeries to clarify weblog selection and inter-page links.

---
 .../damlengine/TodoWeblogSelectionElement.java     | 72 ++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 org/madore/damlengine/TodoWeblogSelectionElement.java

(limited to 'org/madore/damlengine/TodoWeblogSelectionElement.java')

diff --git a/org/madore/damlengine/TodoWeblogSelectionElement.java b/org/madore/damlengine/TodoWeblogSelectionElement.java
new file mode 100644
index 0000000..23c88ec
--- /dev/null
+++ b/org/madore/damlengine/TodoWeblogSelectionElement.java
@@ -0,0 +1,72 @@
+package org.madore.damlengine;
+
+import org.w3c.dom.*;
+
+public final class TodoWeblogSelectionElement extends TodoDefaultElement {
+
+    public enum Type {
+	RECENT_COUNT,
+	MONTH_YEAR,
+	MONTH_MONTH,
+	CATEGORY_CODE;
+    }
+
+    public static class Factory extends TodoElement.Factory {
+	final Type t;
+	public Factory(Type t) {
+	    super();
+	    this.t = t;
+	}
+	@Override
+	public TodoWeblogSelectionElement newItem(Element node,
+						  Context ctx,
+						  TodoItem caller) {
+	    return new TodoWeblogSelectionElement(t, node, ctx, caller);
+	}
+    }
+
+    final Type t;
+
+    public TodoWeblogSelectionElement(Type t,
+				      Element node,
+				      Context ctx,
+				      TodoItem caller) {
+	super(node, ctx, caller);
+	this.t = t;
+    }
+
+    @Override
+    public void handleNodeOnly() {
+	if ( ctx.wsc == null )
+	    throw new IllegalStateException("weblog-selection element encountered with no weblog selection state");
+	// String lang = LangHelper.getLangRec(node);
+	String str;
+	switch ( t ) {
+	case RECENT_COUNT:
+	    if ( ! ( ctx.wsc instanceof Context.WeblogRecentSelectionContext ) )
+		throw new IllegalStateException("weblog-selection-recent-count element encountered while not in weblog recent selection state");
+	    str = String.format("%d", ((Context.WeblogRecentSelectionContext)(ctx.wsc)).count );
+	    break;
+	case MONTH_YEAR:
+	    if ( ! ( ctx.wsc instanceof Context.WeblogMonthSelectionContext ) )
+		throw new IllegalStateException("weblog-selection-recent-count element encountered while not in weblog month selection state");
+	    str = ((Context.WeblogMonthSelectionContext)(ctx.wsc)).year;
+	    break;
+	case MONTH_MONTH:
+	    if ( ! ( ctx.wsc instanceof Context.WeblogMonthSelectionContext ) )
+		throw new IllegalStateException("weblog-selection-recent-count element encountered while not in weblog month selection state");
+	    str = ((Context.WeblogMonthSelectionContext)(ctx.wsc)).month;
+	    break;
+	case CATEGORY_CODE:
+	    if ( ! ( ctx.wsc instanceof Context.WeblogCategorySelectionContext ) )
+		throw new IllegalStateException("weblog-selection-recent-count element encountered while not in weblog category selection state");
+	    str = ((Context.WeblogCategorySelectionContext)(ctx.wsc)).code;
+	    break;
+	default:
+	    throw new AssertionError("unknown type");
+	}
+	Node txt = ctx.doc.createTextNode(str);
+	node.getParentNode().replaceChild(txt, node);
+    }
+
+}
-- 
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