2011-06-26 48 views
10

我试图让我的wildcard http handler to handle *.cshtml pages但因为它看起来像它的被截获WebPageHttpModule,我发现通过该堆栈跟踪存在的要求从来没有达到我的处理程序:如何禁用/从ASP.NET 4.0 Web应用程序中删除WebPageHttpModule?

[HttpException (0x80004005): Exception of type 'System.Web.HttpException' was thrown.] 
    System.Web.WebPages.ApplicationStartPage.ExecuteStartPage(HttpApplication application, Action`1 monitorFile, Func`2 fileExists, Func`2 createInstance, IEnumerable`1 supportedExtensions) +88 
    System.Web.WebPages.ApplicationStartPage.ExecuteStartPage(HttpApplication application) +287 
    System.Web.WebPages.WebPageHttpModule.StartApplication(HttpApplication application, Action`1 executeStartPage, EventHandler applicationStart) +113 
    System.Web.WebPages.WebPageHttpModule.StartApplication(HttpApplication application) +71 
    System.Web.WebPages.WebPageHttpModule.Init(HttpApplication application) +156 
    System.Web.HttpApplication.RegisterEventSubscriptionsWithIIS(IntPtr appContext, HttpContext context, MethodInfo[] handlers) +431 
    System.Web.HttpApplication.InitSpecial(HttpApplicationState state, MethodInfo[] handlers, IntPtr appContext, HttpContext context) +194 
    System.Web.HttpApplicationFactory.GetSpecialApplicationInstance(IntPtr appContext, HttpContext context) +339 
    System.Web.Hosting.PipelineRuntime.InitializeApplication(IntPtr appContext) +253 

[HttpException (0x80004005): Exception of type 'System.Web.HttpException' was thrown.] 
    System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +8972180 
    System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +97 
    System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +256 

我试图使用禁用所有的HttpModules Web.Config中,但没有任何效果,(它也不会出现在IIS的HttpModules部分):

<system.web> 
    <httpModules> 
     <clear/> 
    </httpModules> 
</system.web> 
    .... 
<system.webServer> 
    <modules runAllManagedModulesForAllRequests="true"> 
     <clear/> 
    </modules> 
</system.webServer> 

与ILSpy狩猎周围揭示System.Web.WebPages.dll下面的代码是什么登记WebPageHttpModule

namespace System.Web.WebPages 
{ 
    [EditorBrowsable(EditorBrowsableState.Never)] 
    public static class PreApplicationStartCode 
    { 
     private static bool _startWasCalled; 
     public static void Start() 
     { 
      if (PreApplicationStartCode._startWasCalled) 
      { 
       return; 
      } 
      PreApplicationStartCode._startWasCalled = true; 
      WebPageHttpHandler.RegisterExtension("cshtml"); 
      WebPageHttpHandler.RegisterExtension("vbhtml"); 
      PageParser.EnableLongStringsAsResources = false; 
      DynamicModuleUtility.RegisterModule(typeof(WebPageHttpModule)); 
      ScopeStorage.CurrentProvider = new AspNetRequestScopeStorageProvider(); 
     } 
    } 
} 

但它是一个香草.NET 4.0应用程序,我没有任何System.Web.WebPages一个参考,MVC或剃刀的dll我引用的System.Web

那么这些程序集是如何加载的,为什么WebPageHttpModule被注册,我该如何删除/禁用它?

回答

8

如果你想关闭ASP.NET网页,你可以在应用设置中设置此标志:

<add key="webpages:Enabled" value="false" /> 
+0

这不是为我工作。我仍然以404结尾为所有以'.cshtml'结尾的网址我试图编写一个源代码浏览器,并且我不能让它失败*任何* URL扩展名。有什么建议么? –

+0

哦,我忘了提及,我有这个单独的问题:http://stackoverflow.com/questions/7210515/routing-requests-that-end-in-cshtml-to-a-controller –

2

只是有一个挖掘周围,并在那里的一些代码是..粗糙,至少可以说。

这里的代码从WebPageHttpHandler剪断:

namespace System.Web.WebPages 
{ 
    public class WebPageHttpHandler : IHttpHandler, IRequiresSessionState 
    { 
    private static List<string> _supportedExtensions = new List<string>(); 

    public static void RegisterExtension(string extension) 
    { 
     WebPageHttpHandler._supportedExtensions.Add(extension); 
    } 

    // [snip] 
} 

如果你愿意使用反射和你在完全信任运行,你可以通过反射访问WebPageHttpHandler的_supportedExtensions静态私有字段,并从您自己的PreApplicationInit处理程序的列表中删除cshtml和vbhtml项目。从我在DynamicModuleUtility中看到的情况来看,删除WebPageHttpHandler注册将会涉及更多的内容。

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