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