1 files changed, 76 insertions, 0 deletions
diff --git a/samples/OAuth2ProtectedWebApi/Controllers/UserController.cs b/samples/OAuth2ProtectedWebApi/Controllers/UserController.cs
new file mode 100644
index 0000000..e627dc2
--- /dev/null
+++ b/samples/OAuth2ProtectedWebApi/Controllers/UserController.cs
@@ -0,0 +1,76 @@
+namespace OAuth2ProtectedWebApi.Controllers {
+	using System;
+	using System.Collections.Generic;
+	using System.Linq;
+	using System.Net.Http;
+	using System.Security.Principal;
+	using System.Threading.Tasks;
+	using System.Web;
+	using System.Web.Mvc;
+	using System.Web.Security;
+	using DotNetOpenAuth.Messaging;
+	using DotNetOpenAuth.OAuth2;
+	using DotNetOpenAuth.OAuth2.Messages;
+	using DotNetOpenAuth.OpenId;
+	using DotNetOpenAuth.OpenId.RelyingParty;
+	using OAuth2ProtectedWebApi.Code;
+
+	public class UserController : Controller {
+		[Authorize]
+		[HttpGet]
+		[HttpHeader("x-frame-options", "SAMEORIGIN")] // mitigates clickjacking
+		public async Task<ActionResult> Authorize() {
+			var authServer = new AuthorizationServer(new AuthorizationServerHost());
+			var authRequest = await authServer.ReadAuthorizationRequestAsync(this.Request);
+			this.ViewData["scope"] = authRequest.Scope;
+			this.ViewData["request"] = this.Request.Url;
+			return View();
+		}
+
+		[Authorize]
+		[HttpPost, ValidateAntiForgeryToken]
+		public async Task<ActionResult> Respond(string request, bool approval) {
+			var authServer = new AuthorizationServer(new AuthorizationServerHost());
+			var authRequest = await authServer.ReadAuthorizationRequestAsync(new Uri(request));
+			IProtocolMessage responseMessage;
+			if (approval) {
+				var grantedResponse = authServer.PrepareApproveAuthorizationRequest(
+					authRequest, this.User.Identity.Name, authRequest.Scope);
+				responseMessage = grantedResponse;
+			} else {
+				var rejectionResponse = authServer.PrepareRejectAuthorizationRequest(authRequest);
+				rejectionResponse.Error = Protocol.EndUserAuthorizationRequestErrorCodes.AccessDenied;
+				responseMessage = rejectionResponse;
+			}
+
+			var response = await authServer.Channel.PrepareResponseAsync(responseMessage);
+			return response.AsActionResult();
+		}
+
+		public async Task<ActionResult> Login(string returnUrl) {
+			var rp = new OpenIdRelyingParty(null);
+			Realm officialWebSiteHome = Realm.AutoDetect;
+			Uri returnTo = new Uri(this.Request.Url, this.Url.Action("Authenticate"));
+			var request = await rp.CreateRequestAsync(WellKnownProviders.Google, officialWebSiteHome, returnTo);
+			if (returnUrl != null) {
+				request.SetUntrustedCallbackArgument("returnUrl", returnUrl);
+			}
+
+			var redirectingResponse = await request.GetRedirectingResponseAsync();
+			return redirectingResponse.AsActionResult();
+		}
+
+		public async Task<ActionResult> Authenticate() {
+			var rp = new OpenIdRelyingParty(null);
+			var response = await rp.GetResponseAsync(this.Request);
+			if (response != null) {
+				if (response.Status == AuthenticationStatus.Authenticated) {
+					FormsAuthentication.SetAuthCookie(response.ClaimedIdentifier, false);
+					return this.Redirect(FormsAuthentication.GetRedirectUrl(response.ClaimedIdentifier, false));
+				}
+			}
+
+			return this.RedirectToAction("Index", "Home");
+		}
+	}
+}