Issue 471: Support WP8.1

Src/GoogleApis.Auth.WP81/OAuth2/GoogleWebAuthorizationBroker.cs

 /*
 Copyright 2014 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
@@ skipping 30 matching lines @@
 /// <param name="user">The user to authorize.</param>
 /// <param name="taskCancellationToken">Cancellation token to cancel an
operation.</param>
 /// <returns>User credential.</returns>
 public static async Task<UserCredential> AuthorizeAsync(Uri clientSecret
sUri, IEnumerable<string> scopes,
 string user, CancellationToken taskCancellationToken)
 {
 var clientSecrets = await LoadClientSecrets(clientSecretsUri).Config
ureAwait(false);
 return await AuthorizeAsync(clientSecrets, scopes, user, taskCancell
ationToken).ConfigureAwait(false);
 }
 
+/// <summary>
+/// Asynchronously reauthorizes the user. This method should be called i
f the users want to authorize after·
+/// they revoked the token.
+/// </summary>
+/// <param name="userCredential">The current user credential. Its <see c
ref="UserCredential.Token"/> will be
+/// updated. </param>
+/// <param name="taskCancellationToken">Cancellation token to cancel an
operation.</param>
+public static async Task ReauthorizeAsync(UserCredential userCredential,
+CancellationToken taskCancellationToken)
+{
+var installedApp = new AuthorizationCodeWPInstalledApp(userCredentia
l.Flow);
+// Create an authorization code installed app instance and authorize
the user.
+UserCredential newUserCredential = await installedApp.AuthorizeAsync
(
+userCredential.UserId, taskCancellationToken).ConfigureAwait(fal
se);
+userCredential.Token = newUserCredential.Token;
+}
+
 /// <summary>Asynchronously authorizes the specified user.</summary>
 /// <remarks>
 /// It uses <see cref="Google.Apis.Util.Store.PasswordVaultDataStore"/>
as the flow's data store by default.
 /// </remarks>
 /// <param name="clientSecrets">The client secrets URI.</param>
 /// <param name="scopes">
 /// The scopes which indicate the Google API access your application is
requesting.
 /// </param>
 /// <param name="user">The user to authorize.</param>
 /// <param name="taskCancellationToken">Cancellation token to cancel an
operation.</param>
 /// <returns>User credential.</returns>
 private static async Task<UserCredential> AuthorizeAsync(ClientSecrets c
lientSecrets,
 IEnumerable<string> scopes, string user, CancellationToken taskCance
llationToken)
 {
 var initializer = new GoogleAuthorizationCodeFlow.Initializer
 {
 ClientSecrets = clientSecrets,
 Scopes = scopes,
 DataStore = new PasswordVaultDataStore()
 };
 
 var installedApp = new AuthorizationCodeWPInstalledApp(new GoogleAut
horizationCodeFlow(initializer));
 return await installedApp.AuthorizeAsync(user, taskCancellationToken
).ConfigureAwait(false);
 }
 
-/// <summary>

[peleyal, 2014/11/25 20:15:55]

change the order, public methods should appear first

[peleyal, 2014/11/26 02:54:00]

Done.

-/// Asynchronously reauthorizes the user. This method should be called i
f the users want to authorize after·
-/// they revoked the token.
-/// </summary>
-/// <param name="userCredential">The current user credential. Its <see c
ref="UserCredential.Token"/> will be
-/// updated. </param>
-/// <param name="taskCancellationToken">Cancellation token to cancel an
operation.</param>
-public static async Task ReauthorizeAsync(UserCredential userCredential,
-CancellationToken taskCancellationToken)
-{
-var installedApp = new AuthorizationCodeWPInstalledApp(userCredentia
l.Flow);
-// Create an authorization code installed app instance and authorize
the user.
-UserCredential newUserCredential = await installedApp.AuthorizeAsync
(
-userCredential.UserId, taskCancellationToken).ConfigureAwait(fal
se);
-userCredential.Token = newUserCredential.Token;
-}
-
 /// <summary>Loads the client secrets from the given URI.</summary>
 /// <param name="clientSecretsUri">The client secrets URI.</param>
 /// <returns>Client secrets.</returns>
 private static async Task<ClientSecrets> LoadClientSecrets(Uri clientSec
retsUri)
 {
 var file = await StorageFile.GetFileFromApplicationUriAsync(clientSe
cretsUri);
 var content = await FileIO.ReadTextAsync(file);
 
 using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(content)
))
 {
 return GoogleClientSecrets.Load(stream).Secrets;
 }
 }
 }
 }