Ch. 16 Routing Adv (until 16-21)

UrlsAndRoutes/App_Start/RouteConfig.cs

@@ -5,6 +5,7 @@ using System.Web;
 using System.Web.Mvc;
 using System.Web.Routing;
 using System.Web.Mvc.Routing.Constraints;
+using UrlsAndRoutes.Infrastructure;
 
 namespace UrlsAndRoutes
 {
@@ -71,10 +72,16 @@ namespace UrlsAndRoutes
 
 			routes.MapMvcAttributeRoutes();
 
-			routes.MapRoute("NewRoute", "App/Do{action}", new { controller = "Home" });
+			//routes.MapRoute("NewRoute", "App/Do{action}", new { controller = "Home" });
+
+			//routes.MapRoute("MyRoute", "{controller}/{action}/{id}",
+			//	new { controller = "Home", action = "Index", id = UrlParameter.Optional });
+
+			routes.Add(new LegacyRoute("~/articles/Windows_3.1_Overview.html", "~/old/.NET_1.0_Class_Library"));
+
+			routes.MapRoute("MyRoute", "{controller}/{action}");
+			routes.MapRoute("MyOtherRoute", "App/{action}", new { controller = "Home" });
 
-			routes.MapRoute("MyRoute", "{controller}/{action}/{id}",
-				new { controller = "Home", action = "Index", id = UrlParameter.Optional });
 		}
 	}
 }

UrlsAndRoutes/Controllers/CustomerController.cs

@@ -17,10 +17,16 @@ namespace UrlsAndRoutes.Controllers
             return View("ActionName");
         }
 
-		[Route("Add/{user}/{id:int}")]
+		//[Route("Add/{user}/{id:int}")]
+		//public string Create(string user, int id)
+		//{
+		//	return string.Format("User: {0}, ID: {1}", user, id);
+		//}
+
+		[Route("Add/{user}/{id:int}", Name = "AddRoute")]
 		public string Create(string user, int id)
 		{
-			return string.Format("User: {0}, ID: {1}", user, id);
+			return string.Format("Create Method - User: {0}, ID: {1}", user, id);
 		}
 
 		[Route("Add/{user}/{password:alpha:length(6)}")]

UrlsAndRoutes/Controllers/HomeController.cs

@@ -22,5 +22,23 @@ namespace UrlsAndRoutes.Controllers
 			ViewBag.CustomVariable = id; // ?? "<no value>"; // id; // RouteData.Values["id"];
 			return View();
 		}
+
+		//public ViewResult MyActionMethod()
+		//{
+		//	string myActionUrl = Url.Action("Index", new { id = "MyID" });
+		//	string myRouteUrl = Url.RouteUrl(new { controller = "Home", action = "Index" });
+
+		//	return View();
+		//}
+
+		//public RedirectToRouteResult MyActionMethod()
+		//{
+		//	return RedirectToAction("Index");
+		//}
+
+		public RedirectToRouteResult MyActionMethod()
+		{
+			return RedirectToRoute(new { controller = "Home", action = "Index", id = "MyID" });
+		}
     }
 }

UrlsAndRoutes/Controllers/LegacyController.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+using System.Web.Mvc;
+
+namespace UrlsAndRoutes.Controllers
+{
+    public class LegacyController : Controller
+    {
+		public ActionResult GetLegacyURL(string legacyURL)
+		{
+			return View((object)legacyURL);
+		}
+    }
+}

UrlsAndRoutes/Infrastructure/LegacyRoute.cs

@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+using System.Web.Mvc;
+using System.Web.Routing;
+
+namespace UrlsAndRoutes.Infrastructure
+{
+	public class LegacyRoute : RouteBase
+	{
+		private string[] urls;
+
+		public LegacyRoute(params string[] targetUrls)
+		{
+			urls = targetUrls;
+		}
+
+		public override RouteData GetRouteData(HttpContextBase httpContext)
+		{
+			RouteData result = null;
+
+			string requestedUrl = httpContext.Request.AppRelativeCurrentExecutionFilePath;
+			if (urls.Contains(requestedUrl, StringComparer.OrdinalIgnoreCase))
+			{
+				result = new RouteData(this, new MvcRouteHandler());
+				result.Values.Add("controller", "Legacy");
+				result.Values.Add("action", "GetLegacyURL");
+				result.Values.Add("legacyURL", requestedUrl);
+			}
+
+			return result;
+		}
+
+		public override VirtualPathData GetVirtualPath(RequestContext requestContext, RouteValueDictionary values)
+		{
+			VirtualPathData result = null;
+
+			if (values.ContainsKey("legacyURL") && urls.Contains((string)values["legacyURL"], StringComparer.OrdinalIgnoreCase))
+			{
+				result = new VirtualPathData(this, new UrlHelper(requestContext).Content((string)values["legacyURL"]).Substring(1));
+			}
+
+			return result;
+		}
+	}
+}

UrlsAndRoutes/UrlsAndRoutes.csproj

@@ -109,9 +109,11 @@
     <Compile Include="Controllers\AdminController.cs" />
     <Compile Include="Controllers\CustomerController.cs" />
     <Compile Include="Controllers\HomeController.cs" />
+    <Compile Include="Controllers\LegacyController.cs" />
     <Compile Include="Global.asax.cs">
       <DependentUpon>Global.asax</DependentUpon>
     </Compile>
+    <Compile Include="Infrastructure\LegacyRoute.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
@@ -119,6 +121,7 @@
     <Content Include="packages.config" />
     <Content Include="Views\Shared\ActionName.cshtml" />
     <Content Include="Views\Home\CustomVariable.cshtml" />
+    <Content Include="Views\Legacy\GetLegacyURL.cshtml" />
     <None Include="Web.Debug.config">
       <DependentUpon>Web.config</DependentUpon>
     </None>

UrlsAndRoutes/Views/Legacy/GetLegacyURL.cshtml

@@ -0,0 +1,10 @@
+@model string
+@{
+	ViewBag.Title = "GetLegacyURL";
+    Layout = null;
+}
+
+<h2>GetLegacyURL</h2>
+
+The URL requested was: @Model
+

UrlsAndRoutes/Views/Shared/ActionName.cshtml

@@ -12,11 +12,25 @@
 <body>
 	<div>The controller is: @ViewBag.Controller</div>
 	<div>The action is: @ViewBag.Action</div>
-	<div>
+	@*<div>
-		@Html.ActionLink("This is an outgoing URL", "CustomVariable")
+		@Html.ActionLink("This is an outgoing URL", "CustomVariable", new { id = "Hello" })
-	</div>
+	</div>*@
-	<div>
+	@*<div>
 		@Html.ActionLink("This targets another controller", "Index", "Customer")
+	</div>*@
+	<div>
+		<!-- Add Attribute-->
+@*		@Html.ActionLink("This is an outgoing URL", "Index", "Home", null, new { id = "myAnchorID", @class = "myCSSClass" })*@
+
+		<!-- Regular Expression-->
+		@*@Html.ActionLink("This is an outgoing URL", "Index", "Home", "https", "myserver.mydomain.com", "myFragmentName",
+			new { id = "MyId" },
+			new { id = "myAnchorID", @class = "myCSSClass" })*@
+
+		<!-- Show URL without html-->
+		This is a URL: 
+		@*@Url.Action("Index", "Home", new { id = "MyId" })*@
+		@Html.ActionLink("Click me", "GetLegacyURL", new { legacyURL = "~/articls/Windows_3.1_Overview.html" })
 	</div>
 </body>
 </html>