Added support for XML sitemaps.

WebApplication/Sitemap.aspx.cs

@@ -0,0 +1,58 @@
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+using System.Web.UI;
+using System.Web.UI.WebControls;
+using System.Xml;
+using ScrewTurn.Wiki.PluginFramework;
+
+namespace ScrewTurn.Wiki {
+
+	public partial class Sitemap : System.Web.UI.Page {
+
+		protected void Page_Load(object sender, EventArgs e) {
+			Response.ClearContent();
+			Response.ContentType = "text/xml;charset=UTF-8";
+			Response.ContentEncoding = System.Text.UTF8Encoding.UTF8;
+
+			string mainUrl = Settings.MainUrl;
+
+			using(XmlWriter writer = XmlWriter.Create(Response.OutputStream)) {
+				writer.WriteStartDocument();
+
+				writer.WriteStartElement("urlset");
+				writer.WriteAttributeString("schemaLocation", "xsi", "http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/09/sitemap.xsd");
+
+				foreach(PageInfo page in Pages.GetPages(null)) {
+					WritePage(mainUrl, page, writer);
+				}
+				foreach(NamespaceInfo nspace in Pages.GetNamespaces()) {
+					foreach(PageInfo page in Pages.GetPages(nspace)) {
+						WritePage(mainUrl, page, writer);
+					}
+				}
+
+				writer.WriteEndElement();
+				writer.WriteEndDocument();
+			}
+		}
+
+		/// <summary>
+		/// Writes a page to the output XML writer.
+		/// </summary>
+		/// <param name="mainUrl">The main wiki URL.</param>
+		/// <param name="page">The page.</param>
+		/// <param name="writer">The writer.</param>
+		private void WritePage(string mainUrl, PageInfo page, XmlWriter writer) {
+			writer.WriteStartElement("url");
+			writer.WriteElementString("loc", mainUrl + Tools.UrlEncode(page.FullName) + Settings.PageExtension);
+			writer.WriteElementString("priority", "0.5");
+			writer.WriteElementString("changefreq", "daily");
+			writer.WriteEndElement();
+		}
+
+	}
+
+}