Changed all ASP.NET async void event handlers to use RegisterAsyncTask, which avoids bugs in ASP.NET.

1 files changed, 32 insertions, 24 deletions

diff --git a/samples/OAuthClient/WindowsLive.aspx.cs b/samples/OAuthClient/WindowsLive.aspx.cs
index 23566c5..efe41ec 100644
--- a/samples/OAuthClient/WindowsLive.aspx.cs
+++ b/samples/OAuthClient/WindowsLive.aspx.cs
@@ -18,31 +18,39 @@
 			ClientCredentialApplicator = ClientCredentialApplicator.PostParameter(ConfigurationManager.AppSettings["WindowsLiveAppSecret"]),
 		};
 
-		protected async void Page_Load(object sender, EventArgs e) {
-			if (string.Equals("localhost", this.Request.Headers["Host"].Split(':')[0], StringComparison.OrdinalIgnoreCase)) {
-				this.localhostDoesNotWorkPanel.Visible = true;
-				var builder = new UriBuilder(this.publicLink.NavigateUrl);
-				builder.Port = this.Request.Url.Port;
-				this.publicLink.NavigateUrl = builder.Uri.AbsoluteUri;
-				this.publicLink.Text = builder.Uri.AbsoluteUri;
-			} else {
-				IAuthorizationState authorization = await client.ProcessUserAuthorizationAsync(new HttpRequestWrapper(Request), Response.ClientDisconnectedToken);
-				if (authorization == null) {
-					// Kick off authorization request
-					var request = await client.PrepareRequestUserAuthorizationAsync(scopes: new[] { WindowsLiveClient.Scopes.Basic }); // this scope isn't even required just to log in
-					await request.SendAsync(new HttpContextWrapper(this.Context), Response.ClientDisconnectedToken);
-					this.Context.Response.End();
-				} else {
-					var request =
-						WebRequest.Create("https://apis.live.net/v5.0/me?access_token=" + Uri.EscapeDataString(authorization.AccessToken));
-					using (var response = request.GetResponse()) {
-						using (var responseStream = response.GetResponseStream()) {
-							var graph = WindowsLiveGraph.Deserialize(responseStream);
-							this.nameLabel.Text = HttpUtility.HtmlEncode(graph.Name);
+		protected void Page_Load(object sender, EventArgs e) {
+			this.RegisterAsyncTask(
+				new PageAsyncTask(
+					async ct => {
+						if (string.Equals("localhost", this.Request.Headers["Host"].Split(':')[0], StringComparison.OrdinalIgnoreCase)) {
+							this.localhostDoesNotWorkPanel.Visible = true;
+							var builder = new UriBuilder(this.publicLink.NavigateUrl);
+							builder.Port = this.Request.Url.Port;
+							this.publicLink.NavigateUrl = builder.Uri.AbsoluteUri;
+							this.publicLink.Text = builder.Uri.AbsoluteUri;
+						} else {
+							IAuthorizationState authorization =
+								await client.ProcessUserAuthorizationAsync(new HttpRequestWrapper(Request), Response.ClientDisconnectedToken);
+							if (authorization == null) {
+								// Kick off authorization request
+								var request =
+									await client.PrepareRequestUserAuthorizationAsync(scopes: new[] { WindowsLiveClient.Scopes.Basic });
+								// this scope isn't even required just to log in
+								await request.SendAsync(new HttpContextWrapper(this.Context), Response.ClientDisconnectedToken);
+								this.Context.Response.End();
+							} else {
+								var request =
+									WebRequest.Create(
+										"https://apis.live.net/v5.0/me?access_token=" + Uri.EscapeDataString(authorization.AccessToken));
+								using (var response = request.GetResponse()) {
+									using (var responseStream = response.GetResponseStream()) {
+										var graph = WindowsLiveGraph.Deserialize(responseStream);
+										this.nameLabel.Text = HttpUtility.HtmlEncode(graph.Name);
+									}
+								}
+							}
 						}
-					}
-				}
-			}
+					}));
 		}
 	}
 }