Index: Src/GoogleApis.Auth.DotNet4/OAuth2/PromptCodeReceiver.cs
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+/*
+Copyright 2013 Google Inc
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+using System;
+using System.Diagnostics;
+using System.Threading;
+using System.Threading.Tasks;
+
+using Google.Apis.Auth.OAuth2.Requests;
+using Google.Apis.Auth.OAuth2.Responses;
+using Google.Apis.Logging;
+
+namespace Google.Apis.Auth.OAuth2
+{
+    /// <summary>OAuth 2.0 verification code receiver that reads the authorization code from the user input.</summary>
+    public class PromptCodeReceiver : ICodeReceiver
+    {
+        private static readonly ILogger Logger = ApplicationContext.Logger.ForType<PromptCodeReceiver>();
+
+        public string RedirectUri
+        {
+            get { return GoogleAuthConsts.InstalledAppRedirectUri; }
+        }
+
+        public Task<AuthorizationCodeResponseUrl> ReceiveCodeAsync(AuthorizationCodeRequestUrl url, CancellationToken taskCancellationToken)
+        {
+            var tcs = new TaskCompletionSource<AuthorizationCodeResponseUrl>();
+
+            var authorizationUrl = url.Build().ToString();
+
+            Logger.Debug("Open a browser with \"{0}\" URL", authorizationUrl);
+            Process.Start(authorizationUrl);
+
+            string code = string.Empty;
+            while (string.IsNullOrEmpty(code))
+            {
+                Console.WriteLine("Please enter code: ");
+                code = Console.ReadLine();
+            }
+
+            Logger.Debug("Code is: \"{0}\"", code);
+
+            tcs.SetResult(new AuthorizationCodeResponseUrl
+                {
+                    Code = code
+                });
+            return tcs.Task;
+        }
+    }
+}