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//-----------------------------------------------------------------------
// <copyright file="DesktopConsumer.cs" company="Outercurve Foundation">
// Copyright (c) Outercurve Foundation. All rights reserved.
// </copyright>
//-----------------------------------------------------------------------
namespace DotNetOpenAuth.OAuth {
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Threading;
using System.Threading.Tasks;
using DotNetOpenAuth.Messaging;
using DotNetOpenAuth.OAuth;
using DotNetOpenAuth.OAuth.ChannelElements;
using DotNetOpenAuth.OAuth.Messages;
/// <summary>
/// Used by a desktop application to use OAuth to access the Service Provider on behalf of the User.
/// </summary>
/// <remarks>
/// The methods on this class are thread-safe. Provided the properties are set and not changed
/// afterward, a single instance of this class may be used by an entire desktop application safely.
/// </remarks>
public class DesktopConsumer : ConsumerBase {
/// <summary>
/// Initializes a new instance of the <see cref="DesktopConsumer"/> class.
/// </summary>
/// <param name="serviceDescription">The endpoints and behavior of the Service Provider.</param>
/// <param name="tokenManager">The host's method of storing and recalling tokens and secrets.</param>
public DesktopConsumer(ServiceProviderDescription serviceDescription, IConsumerTokenManager tokenManager)
: base(serviceDescription, tokenManager) {
}
/// <summary>
/// Begins an OAuth authorization request.
/// </summary>
/// <param name="requestParameters">Extra parameters to add to the request token message. Optional.</param>
/// <param name="redirectParameters">Extra parameters to add to the redirect to Service Provider message. Optional.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>
/// The URL to open a browser window to allow the user to provide authorization and the request token.
/// </returns>
[SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "2#", Justification = "Two results")]
public async Task<Tuple<Uri, string>> RequestUserAuthorizationAsync(IDictionary<string, string> requestParameters, IDictionary<string, string> redirectParameters, CancellationToken cancellationToken = default(CancellationToken)) {
var message = await this.PrepareRequestUserAuthorizationAsync(null, requestParameters, redirectParameters, cancellationToken);
var response = await this.Channel.PrepareResponseAsync(message, cancellationToken);
return Tuple.Create(response.GetDirectUriRequest(), message.RequestToken);
}
/// <summary>
/// Exchanges a given request token for access token.
/// </summary>
/// <param name="requestToken">The request token that the user has authorized.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>The access token assigned by the Service Provider.</returns>
[Obsolete("Use the ProcessUserAuthorization method that takes a verifier parameter instead.")]
public Task<AuthorizedTokenResponse> ProcessUserAuthorizationAsync(string requestToken, CancellationToken cancellationToken = default(CancellationToken)) {
return this.ProcessUserAuthorizationAsync(requestToken, null, cancellationToken);
}
/// <summary>
/// Exchanges a given request token for access token.
/// </summary>
/// <param name="requestToken">The request token that the user has authorized.</param>
/// <param name="verifier">The verifier code typed in by the user. Must not be <c>Null</c> for OAuth 1.0a service providers and later.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>
/// The access token assigned by the Service Provider.
/// </returns>
public new Task<AuthorizedTokenResponse> ProcessUserAuthorizationAsync(string requestToken, string verifier, CancellationToken cancellationToken = default(CancellationToken)) {
if (this.ServiceProvider.Version >= Protocol.V10a.Version) {
ErrorUtilities.VerifyNonZeroLength(verifier, "verifier");
}
return base.ProcessUserAuthorizationAsync(requestToken, verifier, cancellationToken);
}
}
}
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