Add additional metadata parameters to OpenIdConnectConfiguration

src/Microsoft.IdentityModel.Protocols.OpenIdConnect/Configuration/OpenIdConnectConfiguration.cs

@@ -46,6 +46,10 @@ public class OpenIdConnectConfiguration : BaseConfiguration
         private ICollection<string> _userInfoEndpointEncryptionAlgValuesSupported;
         private ICollection<string> _userInfoEndpointEncryptionEncValuesSupported;
         private ICollection<string> _userInfoEndpointSigningAlgValuesSupported;
+        private ICollection<string> _promptValuesSupported;
+        private ICollection<string> _backchannelTokenDeliveryModesSupported;
+        private ICollection<string> _backchannelAuthenticationRequestSigningAlgValuesSupported;
+        private ICollection<string> _dPoPSigningAlgValuesSupported;
 
         /// <summary>
         /// Deserializes the json string into an <see cref="OpenIdConnectConfiguration"/> object.
@@ -534,6 +538,87 @@ public OpenIdConnectConfiguration(string json)
             Interlocked.CompareExchange(ref _userInfoEndpointSigningAlgValuesSupported, new Collection<string>(), null) ??
             _userInfoEndpointSigningAlgValuesSupported;
 
+        /// <summary>
+        /// Gets the collection of 'prompt_values_supported'
+        /// </summary>
+        [JsonPropertyName(OpenIdProviderMetadataNames.PromptValuesSupported)]
+        public ICollection<string> PromptValuesSupported =>
+            _promptValuesSupported ??
+            Interlocked.CompareExchange(ref _promptValuesSupported, new Collection<string>(), null) ??
+            _promptValuesSupported;
+
+        /// <summary>
+        /// Gets or sets the 'pushed_authorization_request_endpoint'.
+        /// </summary>
+        [JsonPropertyName(OpenIdProviderMetadataNames.PushedAuthorizationRequestEndpoint)]
+#if NET6_0_OR_GREATER
+        [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
+#endif
+        public string PushedAuthorizationRequestEndpoint { get; set; }
+
+        /// <summary>
+        /// Gets or sets the 'require_pushed_authorization_requests'
+        /// </summary>
+        [JsonPropertyName(OpenIdProviderMetadataNames.RequirePushedAuthorizationRequests)]
+#if NET6_0_OR_GREATER
+        [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
+#endif
+        public bool RequirePushedAuthorizationRequests { get; set; }
+
+        /// <summary>
+        /// Gets or sets the 'backchannel_authentication_endpoint'.
+        /// </summary>
+        [JsonPropertyName(OpenIdProviderMetadataNames.BackchannelAuthenticationEndpoint)]
+#if NET6_0_OR_GREATER
+        [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
+#endif
+        public string BackchannelAuthenticationEndpoint { get; set; }
+
+        /// <summary>
+        /// Gets the collection of 'backchannel_token_delivery_modes_supported'
+        /// </summary>
+        [JsonPropertyName(OpenIdProviderMetadataNames.BackchannelTokenDeliveryModesSupported)]
+        public ICollection<string> BackchannelTokenDeliveryModesSupported =>
+            _backchannelTokenDeliveryModesSupported ??
+            Interlocked.CompareExchange(ref _backchannelTokenDeliveryModesSupported, new Collection<string>(), null) ??
+            _backchannelTokenDeliveryModesSupported;
+
+        /// <summary>
+        /// Gets the collection of 'backchannel_authentication_request_signing_alg_values_supported'
+        /// </summary>
+        [JsonPropertyName(OpenIdProviderMetadataNames.BackchannelAuthenticationRequestSigningAlgValuesSupported)]
+        public ICollection<string> BackchannelAuthenticationRequestSigningAlgValuesSupported =>
+            _backchannelAuthenticationRequestSigningAlgValuesSupported ??
+            Interlocked.CompareExchange(ref _backchannelAuthenticationRequestSigningAlgValuesSupported, new Collection<string>(), null) ??
+            _backchannelAuthenticationRequestSigningAlgValuesSupported;
+
+        /// <summary>
+        /// Gets or sets the 'backchannel_user_code_parameter_supported'
+        /// </summary>
+        [JsonPropertyName(OpenIdProviderMetadataNames.BackchannelUserCodeParameterSupported)]
+#if NET6_0_OR_GREATER
+        [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
+#endif
+        public bool BackchannelUserCodeParameterSupported { get; set; }
+
+        /// <summary>
+        /// Gets the collection of 'dpop_signing_alg_values_supported'
+        /// </summary>
+        [JsonPropertyName(OpenIdProviderMetadataNames.DPoPSigningAlgValuesSupported)]
+        public ICollection<string> DPoPSigningAlgValuesSupported =>
+            _dPoPSigningAlgValuesSupported ??
+            Interlocked.CompareExchange(ref _dPoPSigningAlgValuesSupported, new Collection<string>(), null) ??
+            _dPoPSigningAlgValuesSupported;
+
+        /// <summary>
+        /// Gets or sets the 'authorization_response_iss_parameter_supported'
+        /// </summary>
+        [JsonPropertyName(OpenIdProviderMetadataNames.AuthorizationResponseIssParameterSupported)]
+#if NET6_0_OR_GREATER
+        [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
+#endif
+        public bool AuthorizationResponseIssParameterSupported { get; set; }
+
         #region shouldserialize
         // TODO - should we keep these, they were used by Newtonsoft to control serialization of collections.
         // May help users to keep them hanging around.
@@ -812,6 +897,49 @@ public bool ShouldSerializeUserInfoEndpointSigningAlgValuesSupported()
             return UserInfoEndpointSigningAlgValuesSupported.Count > 0;
         }
 
+        /// <summary>
+        /// Gets a bool that determines if the 'prompt_values_supported' (PromptValuesSupported) property should be serialized.
+        /// This is used by Json.NET in order to conditionally serialize properties.
+        /// </summary>
+        /// <return>true if 'prompt_values_supported' (PromptValuesSupported) is not empty; otherwise, false.</return>
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public bool ShouldSerializePromptValuesSupported()
+        {
+            return PromptValuesSupported.Count > 0;
+        }
+
+        /// <summary>
+        /// Gets a bool that determines if the 'backchannel_token_delivery_modes_supported' (BackchannelTokenDeliveryModesSupported) property should be serialized.
+        /// This is used by Json.NET in order to conditionally serialize properties.
+        /// </summary>
+        /// <return>true if 'backchannel_token_delivery_modes_supported' (BackchannelTokenDeliveryModesSupported) is not empty; otherwise, false.</return>
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public bool ShouldSerializeBackchannelTokenDeliveryModesSupported()
+        {
+            return BackchannelTokenDeliveryModesSupported.Count > 0;
+        }
+
+        /// <summary>
+        /// Gets a bool that determines if the 'backchannel_authentication_request_signing_alg_values_supported' (BackchannelAuthenticationRequestSigningAlgValuesSupported) property should be serialized.
+        /// This is used by Json.NET in order to conditionally serialize properties.
+        /// </summary>
+        /// <return>true if 'backchannel_authentication_request_signing_alg_values_supported' (BackchannelAuthenticationRequestSigningAlgValuesSupported) is not empty; otherwise, false.</return>
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public bool ShouldSerializeBackchannelAuthenticationRequestSigningAlgValuesSupported()
+        {
+            return BackchannelAuthenticationRequestSigningAlgValuesSupported.Count > 0;
+        }
+
+        /// <summary>
+        /// Gets a bool that determines if the 'dpop_signing_alg_values_supported' (DPoPSigningAlgValuesSupported) property should be serialized.
+        /// This is used by Json.NET in order to conditionally serialize properties.
+        /// </summary>
+        /// <return>true if 'dpop_signing_alg_values_supported' (DPoPSigningAlgValuesSupported) is not empty; otherwise, false.</return>
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        public bool ShouldSerializeDPoPSigningAlgValuesSupported()
+        {
+            return DPoPSigningAlgValuesSupported.Count > 0;
+        }
 #endregion shouldserialize
     }
 }