/// <summary>
/// Creates a Provider's response to an incoming association request.
/// </summary>
/// <param name="requestMessage">The request message.</param>
/// <param name="associationStore">The association store.</param>
/// <param name="securitySettings">The security settings on the Provider.</param>
/// <returns>
/// The appropriate association response that is ready to be sent back to the Relying Party.
/// </returns>
/// <remarks>
/// <para>If an association is created, it will be automatically be added to the provided
/// association store.</para>
/// <para>Successful association response messages will derive from <see cref="AssociateSuccessfulResponse"/>.
/// Failed association response messages will derive from <see cref="AssociateUnsuccessfulResponse"/>.</para>
/// </remarks>
internal static IProtocolMessage CreateResponse(IAssociateRequestProvider requestMessage, IProviderAssociationStore associationStore, ProviderSecuritySettings securitySettings)
{
Requires.NotNull(requestMessage, "requestMessage");
Requires.NotNull(associationStore, "associationStore");
Requires.NotNull(securitySettings, "securitySettings");
AssociateRequest request = (AssociateRequest)requestMessage;
IProtocolMessage response;
var protocol = requestMessage.GetProtocol();
if (securitySettings.IsAssociationInPermittedRange(protocol, request.AssociationType) &&
HmacShaAssociation.IsDHSessionCompatible(protocol, request.AssociationType, request.SessionType))
{
response = requestMessage.CreateResponseCore();
// Create and store the association if this is a successful response.
var successResponse = response as IAssociateSuccessfulResponseProvider;
if (successResponse != null)
{
OpenIdProviderUtilities.CreateAssociation(request, successResponse, associationStore, securitySettings);
}
}
else
{
response = CreateUnsuccessfulResponse(requestMessage, securitySettings);
}
return(response);
}
/// <summary>
/// Creates a Provider's response to an incoming association request.
/// </summary>
/// <param name="associationStore">The association store where a new association (if created) will be stored. Must not be null.</param>
/// <param name="securitySettings">The security settings on the Provider.</param>
/// <returns>
/// The appropriate association response that is ready to be sent back to the Relying Party.
/// </returns>
/// <remarks>
/// <para>If an association is created, it will be automatically be added to the provided
/// association store.</para>
/// <para>Successful association response messages will derive from <see cref="AssociateSuccessfulResponse"/>.
/// Failed association response messages will derive from <see cref="AssociateUnsuccessfulResponse"/>.</para>
/// </remarks>
internal IProtocolMessage CreateResponse(IAssociationStore <AssociationRelyingPartyType> associationStore, ProviderSecuritySettings securitySettings)
{
Contract.Requires <ArgumentNullException>(associationStore != null);
Contract.Requires <ArgumentNullException>(securitySettings != null);
IProtocolMessage response;
if (securitySettings.IsAssociationInPermittedRange(Protocol, this.AssociationType) &&
HmacShaAssociation.IsDHSessionCompatible(Protocol, this.AssociationType, this.SessionType))
{
response = this.CreateResponseCore();
// Create and store the association if this is a successful response.
var successResponse = response as AssociateSuccessfulResponse;
if (successResponse != null)
{
Association association = successResponse.CreateAssociation(this, securitySettings);
associationStore.StoreAssociation(AssociationRelyingPartyType.Smart, association);
}
}
else
{
response = this.CreateUnsuccessfulResponse(securitySettings);
}
return(response);
}
