<%@ Page Language="C#" AutoEventWireup="true" Buffer="false" %> <script runat="server"> /// <summary> /// Handles 404 (File Not Found) to emit KML for Google Earth to display [v6] /// </summary> /// <remarks> /// Whether the original (not found) url is in the aspxerrorpath OR x-rewrite-url /// depends on how the custom error handling is setup: in IIS5/6 via the Custom Errors /// Tab, or in Cassini/IIS7 via web.config (at least, I think that's how they differ) /// </remarks> public void Page_Load() { string qs = Request.QueryString["aspxerrorpath"]; // if 404 set in web.config if (qs == null) { qs = Request.Headers["X-REWRITE-URL"]; // if 404 set to URL /404.aspx in IIS5 } if (qs.ToLower().StartsWith("/searchkml/")) { if (qs.ToLower().EndsWith(".kml")) { // extract the actual search query string q = qs.Substring("/SearchKml/".Length, qs.Length - "/SearchKml/".Length - ".kml".Length); Response.BufferOutput = false; Response.StatusCode = 200; Response.StatusDescription = "OK"; Response.ContentType = "application/vnd.google-earth.kml+xml"; Response.AddHeader("content-disposition", "attachment; filename=" + q + ".kml"); // execute the query using the SearchKml.aspx page Server.Execute("/SearchKml.aspx?searchfor=" + q); Response.End(); } } Response.StatusCode = 404; // otherwise the basic '404' message below gets written to the browser } </script> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title>404</title> <meta name="description" http-equiv="description" content="The page could not be found." /> <meta name="robots" http-equiv="robots" content="noindex,nofollow" /> </head> <body> <div> 404 - Page not found </div> </body> </html>
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