Show filtering action methods

andrewlock · andrewlock · commit f0a2afa90e35 · 2019-06-05T10:25:12.000+01:00
diff --git a/CustomFeatureFilter/CustomFeatureFilter/Controllers/BetaController.cs b/CustomFeatureFilter/CustomFeatureFilter/Controllers/BetaController.cs
@@ -0,0 +1,19 @@
+﻿using Microsoft.AspNetCore.Mvc;
+using Microsoft.FeatureManagement;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace CustomFeatureFilter
+{
+    [Feature(FeatureFlags.Beta)]
+    public class BetaController : Controller
+    {
+        [HttpGet("Beta")]
+        public IActionResult Index()
+        {
+            return View();
+        }
+    }
+}
diff --git a/CustomFeatureFilter/CustomFeatureFilter/CustomFeatureFilter.csproj b/CustomFeatureFilter/CustomFeatureFilter/CustomFeatureFilter.csproj
@@ -11,6 +11,7 @@
     <PackageReference Include="Microsoft.AspNetCore.App" />
     <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" Version="1.0.0-preview-008560001-910" />
     <PackageReference Include="Microsoft.AspNetCore.Razor.Design" Version="2.2.0" PrivateAssets="All" />
+    <PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="2.2.3" />
   </ItemGroup>
 
 </Project>
diff --git a/CustomFeatureFilter/CustomFeatureFilter/Pages/Shared/_Layout.cshtml b/CustomFeatureFilter/CustomFeatureFilter/Pages/Shared/_Layout.cshtml
@@ -1,4 +1,5 @@
-﻿<!DOCTYPE html>
+﻿@inject  Microsoft.FeatureManagement.IFeatureManager _featureManager; 
+<!DOCTYPE html>
 <html>
 <head>
     <meta charset="utf-8" />
@@ -35,6 +36,11 @@
                         <li class="nav-item">
                             <a class="nav-link text-dark" asp-area="" asp-page="/Privacy">Privacy</a>
                         </li>
+                        <feature name="@FeatureFlags.Beta">
+                            <li class="nav-item">
+                                <a class="nav-link text-dark" asp-area="" asp-controller="Beta" asp-action="Index">Beta</a>
+                            </li>
+                        </feature>
                     </ul>
                 </div>
             </div>
diff --git a/CustomFeatureFilter/CustomFeatureFilter/RedirectDisabledFeatureHandler.cs b/CustomFeatureFilter/CustomFeatureFilter/RedirectDisabledFeatureHandler.cs
@@ -0,0 +1,17 @@
+﻿using System.Collections.Generic;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.Filters;
+using Microsoft.FeatureManagement;
+
+namespace CustomFeatureFilter
+{
+    public class RedirectDisabledFeatureHandler : IDisabledFeaturesHandler
+    {
+        public Task HandleDisabledFeatures(IEnumerable<string> features, ActionExecutingContext context)
+        {
+            context.Result = new ForbidResult();
+            return Task.CompletedTask;
+        }
+    }
+}
diff --git a/CustomFeatureFilter/CustomFeatureFilter/Startup.cs b/CustomFeatureFilter/CustomFeatureFilter/Startup.cs
@@ -47,7 +47,8 @@ public void ConfigureServices(IServiceCollection services)
             services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_2);
 
             services.AddFeatureManagement()
-                    .AddFeatureFilter<ClaimsFeatureFilter>();
+                    .AddFeatureFilter<ClaimsFeatureFilter>()
+                    .UseDisabledFeaturesHandler(new RedirectDisabledFeatureHandler());
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
diff --git a/CustomFeatureFilter/CustomFeatureFilter/Views/Beta/Index.cshtml b/CustomFeatureFilter/CustomFeatureFilter/Views/Beta/Index.cshtml
@@ -0,0 +1 @@
+﻿This is super-secret beta stuff

Original file line number	Diff line number	Diff line change
`@@ -47,7 +47,8 @@ public void ConfigureServices(IServiceCollection services)`
`47`	`47`	`services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_2);`
`48`	`48`
`49`	`49`	`services.AddFeatureManagement()`
`50`		`- .AddFeatureFilter<ClaimsFeatureFilter>();`
	`50`	`+ .AddFeatureFilter<ClaimsFeatureFilter>()`
	`51`	`+ .UseDisabledFeaturesHandler(new RedirectDisabledFeatureHandler());`
`51`	`52`	`}`
`52`	`53`
`53`	`54`	`// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.`