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//-----------------------------------------------------------------------
// <copyright file="ServiceProviderDescription.cs" company="Andrew Arnott">
// Copyright (c) Andrew Arnott. All rights reserved.
// </copyright>
//-----------------------------------------------------------------------
namespace DotNetOpenAuth.OAuth {
using System;
using System.Diagnostics;
using System.Diagnostics.CodeAnalysis;
using System.Diagnostics.Contracts;
using System.Linq;
using DotNetOpenAuth.Messaging;
using DotNetOpenAuth.OAuth.ChannelElements;
/// <summary>
/// A description of the endpoints on a Service Provider.
/// </summary>
public class ServiceProviderDescription {
/// <summary>
/// The field used to store the value of the <see cref="RequestTokenEndpoint"/> property.
/// </summary>
[DebuggerBrowsable(DebuggerBrowsableState.Never)]
private MessageReceivingEndpoint requestTokenEndpoint;
/// <summary>
/// Initializes a new instance of the <see cref="ServiceProviderDescription"/> class.
/// </summary>
public ServiceProviderDescription() {
this.ProtocolVersion = Protocol.Default.ProtocolVersion;
}
/// <summary>
/// Gets or sets the OAuth version supported by the Service Provider.
/// </summary>
public ProtocolVersion ProtocolVersion { get; set; }
/// <summary>
/// Gets or sets the URL used to obtain an unauthorized Request Token,
/// described in Section 6.1 (Obtaining an Unauthorized Request Token).
/// </summary>
/// <remarks>
/// The request URL query MUST NOT contain any OAuth Protocol Parameters.
/// This is the URL that <see cref="OAuth.Messages.UnauthorizedTokenRequest"/> messages are directed to.
/// </remarks>
/// <exception cref="ArgumentException">Thrown if this property is set to a URI with OAuth protocol parameters.</exception>
public MessageReceivingEndpoint RequestTokenEndpoint {
get {
return this.requestTokenEndpoint;
}
set {
if (value != null && UriUtil.QueryStringContainPrefixedParameters(value.Location, OAuth.Protocol.ParameterPrefix)) {
throw new ArgumentException(OAuthStrings.RequestUrlMustNotHaveOAuthParameters);
}
this.requestTokenEndpoint = value;
}
}
/// <summary>
/// Gets or sets the URL used to obtain User authorization for Consumer access,
/// described in Section 6.2 (Obtaining User Authorization).
/// </summary>
/// <remarks>
/// This is the URL that <see cref="OAuth.Messages.UserAuthorizationRequest"/> messages are
/// indirectly (via the user agent) sent to.
/// </remarks>
public MessageReceivingEndpoint UserAuthorizationEndpoint { get; set; }
/// <summary>
/// Gets or sets the URL used to exchange the User-authorized Request Token
/// for an Access Token, described in Section 6.3 (Obtaining an Access Token).
/// </summary>
/// <remarks>
/// This is the URL that <see cref="OAuth.Messages.AuthorizedTokenRequest"/> messages are directed to.
/// </remarks>
public MessageReceivingEndpoint AccessTokenEndpoint { get; set; }
/// <summary>
/// Gets or sets the signing policies that apply to this Service Provider.
/// </summary>
[SuppressMessage("Microsoft.Performance", "CA1819:PropertiesShouldNotReturnArrays", Justification = "Type initializers require this format.")]
public ITamperProtectionChannelBindingElement[] TamperProtectionElements { get; set; }
/// <summary>
/// Gets the OAuth version supported by the Service Provider.
/// </summary>
internal Version Version {
get { return Protocol.Lookup(this.ProtocolVersion).Version; }
}
/// <summary>
/// Creates a signing element that includes all the signing elements this service provider supports.
/// </summary>
/// <returns>The created signing element.</returns>
internal ITamperProtectionChannelBindingElement CreateTamperProtectionElement() {
Contract.Requires(this.TamperProtectionElements != null);
return new SigningBindingElementChain(this.TamperProtectionElements.Select(el => (ITamperProtectionChannelBindingElement)el.Clone()).ToArray());
}
}
}
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