X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mcs%2Fclass%2FSystem.Web.Extensions%2FSystem.Web.Handlers%2FScriptModule.cs;h=bf4bad4bfce183594ff96e3cfc37abf1a5a50c2a;hb=4323fbeaebf249f016dfdd6dc9b3b52a515f87c4;hp=76bb7d55863f091fa22a3a5620c61edc1d696d05;hpb=9887479deb15109062a3ebf0476dd7b2c55113f3;p=mono.git

diff --git a/mcs/class/System.Web.Extensions/System.Web.Handlers/ScriptModule.cs b/mcs/class/System.Web.Extensions/System.Web.Handlers/ScriptModule.cs
index 76bb7d55863..bf4bad4bfce 100644
--- a/mcs/class/System.Web.Extensions/System.Web.Handlers/ScriptModule.cs
+++ b/mcs/class/System.Web.Extensions/System.Web.Handlers/ScriptModule.cs
@@ -31,6 +31,7 @@ using System;
 using System.Collections.Generic;
 using System.Text;
 using System.Web.UI;
+using System.Web.Script.Services;
 
 namespace System.Web.Handlers
 {
@@ -43,18 +44,71 @@ namespace System.Web.Handlers
 		}
 
 		void AuthenticateRequest (object sender, EventArgs e) {
+			// The AuthenticateRequest event is raised after the identity of the current user has been 
+			// established. The handler for this event sets the SkipAuthorization property of the HttpContext 
+			// for the current request. This property is checked in the authorization module to see 
+			// if it has to omit authorization checking for the requested url. Usually an HttpModule 
+			// use this property to allow anonymous access to some resources (for example, 
+			// the Login Page if we’re using forms authentication). In our scenario, 
+			// the ScriptModule sets the SkipAuthorization to true if the requested url is 
+			// scriptresource.axd or if the authorization module is enabled and the request is a rest 
+			// request to the authorization web service.
 		}
 
 		void PostAcquireRequestState (object sender, EventArgs e) {
+			// The PostAcquireRequestState event is raised after the session data has been obtained. 
+			// If the request is for a class that implements System.Web.UI.Page and it is a rest 
+			// method call, the WebServiceData class (that was explained in a previous post) is used 
+			// to call the requested method from the Page. After the method has been called, 
+			// the CompleteRequest method is called, bypassing all pipeline events and executing 
+			// the EndRequest method. This allows MS AJAX to be able to call a method on a page 
+			// instead of having to create a web service to call a method.
+			HttpApplication app = (HttpApplication) sender;
+			HttpContext context = app.Context;
+			HttpRequest request = context.Request;
+			string contentType = request.ContentType;
+			Type pageType = context.CurrentHandler.GetType ();
+#if TARGET_J2EE
+			if (!(context.CurrentHandler is Page) && context.CurrentHandler is IServiceProvider) {
+				pageType = (Type) ((IServiceProvider) context.CurrentHandler).GetService (typeof (Type));
+				if (pageType == null)
+					return;
+			}
+#endif
+			if (typeof (Page).IsAssignableFrom (pageType) && !String.IsNullOrEmpty (contentType) && contentType.StartsWith ("application/json", StringComparison.OrdinalIgnoreCase)) {
+				IHttpHandler h = RestHandler.GetHandler (context, pageType, request.FilePath);
+				h.ProcessRequest (context);
+				app.CompleteRequest ();
+			}
 		}
 
 		void PreSendRequestHeaders (object sender, EventArgs e) {
 			HttpApplication app = (HttpApplication) sender;
 			HttpContext context = app.Context;
-			if (context.Request.Headers ["X-MicrosoftAjax"] == "Delta=true" && context.Response.StatusCode == 302) {
-				context.Response.StatusCode = 200;
-				context.Response.ClearContent ();
-				ScriptManager.WriteCallbackRedirect (context.Response.Output, context.Response.RedirectLocation);
+			if (context.Request.Headers ["X-MicrosoftAjax"] == "Delta=true") {
+				Page p = context.CurrentHandler as Page;
+#if TARGET_J2EE
+				if (p == null && context.CurrentHandler is IServiceProvider)
+					p = (Page) ((IServiceProvider) context.CurrentHandler).GetService (typeof (Page));
+#endif
+				if (p == null)
+					return;
+				ScriptManager sm = ScriptManager.GetCurrent (p);
+				if (sm == null)
+					return;
+				if (context.Response.StatusCode == 302) {
+					context.Response.StatusCode = 200;
+					context.Response.ClearContent ();
+					if (context.Error == null || sm.AllowCustomErrorsRedirect)
+						ScriptManager.WriteCallbackRedirect (context.Response.Output, context.Response.RedirectLocation);
+					else
+						sm.WriteCallbackException (context.Response.Output, context.Error, false);
+				}
+				else if (context.Error != null) {
+					context.Response.StatusCode = 200;
+					context.Response.ClearContent ();
+					sm.WriteCallbackException (context.Response.Output, context.Error, true);
+				}
 			}
 		}