2 // System.Web.Security.AnonymousIdentificationModule
5 // Ben Maurer (bmaurer@users.sourceforge.net)
6 // Chris Toshok (toshok@ximian.com)
9 // Copyright (c) 2005 Novell, Inc (http://www.novell.com)
11 // Permission is hereby granted, free of charge, to any person obtaining
12 // a copy of this software and associated documentation files (the
13 // "Software"), to deal in the Software without restriction, including
14 // without limitation the rights to use, copy, modify, merge, publish,
15 // distribute, sublicense, and/or sell copies of the Software, and to
16 // permit persons to whom the Software is furnished to do so, subject to
17 // the following conditions:
19 // The above copyright notice and this permission notice shall be
20 // included in all copies or substantial portions of the Software.
22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
34 using System.Web.Configuration;
36 namespace System.Web.Security {
38 public sealed class AnonymousIdentificationModule : IHttpModule {
40 public event AnonymousIdentificationEventHandler Creating;
42 public static void ClearAnonymousIdentifier ()
44 HttpContext c = HttpContext.Current;
45 SystemWebSectionGroup g = (SystemWebSectionGroup)WebConfigurationManager.GetSection ("system.web");
47 if (!g.AnonymousIdentification.Enabled
48 || false /* XXX The user for the current request is anonymous */)
49 throw new NotSupportedException ();
52 public void Dispose ()
54 app.PostAuthenticateRequest -= OnEnter;
58 public void Init (HttpApplication app)
61 app.PostAuthenticateRequest += OnEnter;
64 void OnEnter (object source, EventArgs eventArgs)
69 string anonymousID = null;
71 if (Creating != null) {
72 AnonymousIdentificationEventArgs e = new AnonymousIdentificationEventArgs (HttpContext.Current);
75 anonymousID = e.AnonymousID;
78 if (anonymousID == null)
79 anonymousID = Guid.NewGuid().ToString();
81 app.Request.AnonymousID = anonymousID;
84 public static bool Enabled {
86 SystemWebSectionGroup g = (SystemWebSectionGroup)WebConfigurationManager.GetSection ("system.web");
87 return g.AnonymousIdentification.Enabled;