public ActionResult Index()
{
// Have the authorization server handle the token request.
// It will use the passed-in request to determine what the actual token request is.
// If the request does not contain a valid token request, an exception is thrown
OutgoingWebResponse outgoingWebResponse = this.authorizationServer.HandleTokenRequest(this.Request);
// Convert the outgoing web response to an ActionResult to correctly integrate with ASP.NET MVC flow
return(outgoingWebResponse.AsActionResult());
}
/// <summary>
/// The OAuth 2.0 token endpoint.
/// </summary>
/// <returns>The response to the Client.</returns>
public ActionResult Token()
{
using (OAuth2AuthorizationServer server = (new OAuth2AuthorizationServer(new X509Certificate2(ConfigurationManager.AppSettings["AbsolutePathToPfx"], ConfigurationManager.AppSettings["CertificatePassword"]),
new X509Certificate2(ConfigurationManager.AppSettings["AbsolutePathToCertificate"]))))
{
AuthorizationServer authorizationServer = new AuthorizationServer(server);
OutgoingWebResponse response = authorizationServer.HandleTokenRequest(this.Request);
return(response.AsActionResult());
}
}
public override ActionResult AsActionResult()
{
return(_response.AsActionResult());
}
/// <summary>
/// Create a authorise token from the request. Returns the bdy html result.
/// </summary>
/// <param name="httpRequest">The current http request.</param>
/// <param name="rawUri">A System.Uri object containing information regarding the URL of the current request.</param>
/// <param name="queryString">The collection of HTTP query string variables.</param>
/// <param name="form">The collection of form variables.</param>
/// <param name="headers">The collection of HTTP headers.</param>
/// <param name="cookies">The collection of cookies sent by the client.</param>
/// <param name="returnType">The type of response to return.</param>
/// <param name="responseHeaders">The response headers for the request.</param>
/// <param name="isApprovedByUser">Has the user approved the client to access the resources.</param>
/// <returns>The formatted redirect url; else null.</returns>
private object CreateAuthorise(HttpRequestBase httpRequest, Uri rawUri, NameValueCollection queryString,
NameValueCollection form, NameValueCollection headers, HttpCookieCollection cookies, int returnType,
out System.Net.WebHeaderCollection responseHeaders, bool isApprovedByUser)
{
IDirectedProtocolMessage response = null;
OutgoingWebResponse webResponse = null;
string clientID = null;
string nonce = null;
string codeKey = null;
try
{
// Make sure that all the passed parameters are valid.
if (httpRequest == null)
{
throw new ArgumentNullException("httpRequest");
}
if (rawUri == null)
{
throw new ArgumentNullException("rawUri");
}
if (queryString == null)
{
throw new ArgumentNullException("queryString");
}
if (form == null)
{
throw new ArgumentNullException("form");
}
if (headers == null)
{
throw new ArgumentNullException("headers");
}
if (cookies == null)
{
throw new ArgumentNullException("cookies");
}
// Read the request make sure it is valid.
EndUserAuthorizationRequest pendingRequest = _authorizationServer.ReadAuthorizationRequest(httpRequest);
if (pendingRequest == null)
{
throw new Exception("Missing authorization request.");
}
// Only process if the user has approved the request.
if (isApprovedByUser)
{
// Make sure all maditor parameters are present.
_oAuthAuthorizationServer.ValidateAuthoriseRequestParametersAbsent(queryString);
if (_oAuthAuthorizationServer.ParametersAbsent.Count() > 0)
{
throw new Exception("Some authorisation request parameters are missing.");
}
// Assign each query string parameter.
clientID = pendingRequest.ClientIdentifier;
string callback = pendingRequest.Callback.ToString();
string state = pendingRequest.ClientState;
string scope = OAuthUtilities.JoinScopes(pendingRequest.Scope);
string responseType = (pendingRequest.ResponseType == EndUserAuthorizationResponseType.AccessToken ? "token" : "code");
string companyUniqueUserID = queryString["com_unique_uid"];
// Set the crytography key store values.
_authorizationServer.AuthorizationServerServices.CryptoKeyStore.ExpiryDateTime = DateTime.UtcNow.AddYears(1);
_authorizationServer.AuthorizationServerServices.CryptoKeyStore.ClientIndetifier = clientID;
_authorizationServer.AuthorizationServerServices.CryptoKeyStore.GetCodeKey = false;
// Create a new nonce and store it in the nonce store.
nonce = _nonceStore.GenerateNonce();
_nonceStore.StoreNonce(DateTime.UtcNow, nonce, clientID);
// Create the access token from the stores, and create a new verification code.
string verifier = _consumerStore.SetVerificationCode(clientID, nonce, companyUniqueUserID, scope);
EndUserAuthorizationSuccessAccessTokenResponse successAccessTokenResponse = null;
// Prepare the request. pass the nonce and join the userID and nonce of
// the user that approved the resource access request.
response = _authorizationServer.PrepareApproveAuthorizationRequest(
pendingRequest,
companyUniqueUserID + "_" + nonce,
nonce,
out successAccessTokenResponse);
// Prepare the authorisation response.
webResponse = _authorizationServer.Channel.PrepareResponse(response);
// Create the query collection of the code request
// and extract the code value that is to be sent
// the the client.
NameValueCollection queryResponseString = new NameValueCollection();
Uri uriRequest = webResponse.GetDirectUriRequest(_authorizationServer.Channel);
// For each query item.
string[] queries = uriRequest.Query.Split(new char[] { '&' });
foreach (string query in queries)
{
// Add the query name and value to the collection.
string[] queriesNameValue = query.Split(new char[] { '=' });
queryResponseString.Add(queriesNameValue[0].TrimStart(new char[] { '?' }), queriesNameValue[1]);
}
// What type of response is to be handled.
switch (pendingRequest.ResponseType)
{
case EndUserAuthorizationResponseType.AuthorizationCode:
// The user has requested a code, this is
// used so the client can get a token later.
// If the code response type exits.
if (queryResponseString["code"] != null)
{
codeKey = HttpUtility.UrlDecode(queryResponseString["code"]);
}
// Insert the code key (code or token);
if (!String.IsNullOrEmpty(codeKey))
{
_tokenStore.StoreCodeKey(clientID, nonce, codeKey);
}
break;
case EndUserAuthorizationResponseType.AccessToken:
// This is used so the client is approved and a token is sent back.
// Update the access token.
if (successAccessTokenResponse != null)
{
if (!String.IsNullOrEmpty(successAccessTokenResponse.AccessToken))
{
_tokenStore.UpdateAccessToken(successAccessTokenResponse.AccessToken, nonce);
}
}
break;
}
}
else
{
// Send an error response.
response = _authorizationServer.PrepareRejectAuthorizationRequest(pendingRequest);
}
// What type should be returned.
switch (returnType)
{
case 0:
// A URI request redirect only.
responseHeaders = webResponse.Headers;
return(webResponse.GetDirectUriRequest(_authorizationServer.Channel));
case 1:
// The complete html body.
responseHeaders = webResponse.Headers;
return(webResponse.Body);
case 2:
// The action result.
responseHeaders = webResponse.Headers;
return(webResponse.AsActionResult());
default:
// Default is the complete html body.
responseHeaders = webResponse.Headers;
return(webResponse.Body);
}
}
catch (Exception ex)
{
// Get the current token errors.
responseHeaders = null;
_tokenError = ex.Message;
return(null);
}
}
/// <summary>
/// Create a request token from the request.
/// </summary>
/// <param name="httpRequest">The current http request.</param>
/// <param name="rawUri">A System.Uri object containing information regarding the URL of the current request.</param>
/// <param name="queryString">The collection of HTTP query string variables.</param>
/// <param name="form">The collection of form variables.</param>
/// <param name="headers">The collection of HTTP headers.</param>
/// <param name="cookies">The collection of cookies sent by the client.</param>
/// <param name="responseHeaders">The response headers for the request.</param>
/// <param name="returnType">The type of response to return.</param>
/// <returns>The token if successful; else null.</returns>
private object CreateToken(HttpRequestBase httpRequest, Uri rawUri, NameValueCollection queryString,
NameValueCollection form, NameValueCollection headers, HttpCookieCollection cookies,
out System.Net.WebHeaderCollection responseHeaders, int returnType)
{
OutgoingWebResponse outgoingWebResponse = null;
AccessTokenSuccessResponse accessTokenSuccessResponse = null;
IProtocolMessage message = null;
string codeKey = null;
string refreshToken = null;
string clientID = null;
string nonce = null;
try
{
// Make sure that all the passed parameters are valid.
if (httpRequest == null)
{
throw new ArgumentNullException("httpRequest");
}
if (rawUri == null)
{
throw new ArgumentNullException("rawUri");
}
if (queryString == null)
{
throw new ArgumentNullException("queryString");
}
if (form == null)
{
throw new ArgumentNullException("form");
}
if (headers == null)
{
throw new ArgumentNullException("headers");
}
if (cookies == null)
{
throw new ArgumentNullException("cookies");
}
// Set the crytography key store values.
_authorizationServer.AuthorizationServerServices.CryptoKeyStore.ExpiryDateTime = DateTime.UtcNow.AddYears(1);
_authorizationServer.AuthorizationServerServices.CryptoKeyStore.GetCodeKey = true;
// Attempt to find the 'code' parameter in the form.
IEnumerable <string> codeKeys = form.AllKeys.Where(u => u.EndsWith("code"));
if (codeKeys == null || codeKeys.Count() < 1)
{
// Attempt to find the 'code' parameter in the query string.
if (queryString != null || queryString.Keys.Count > 0)
{
if (queryString["code"] != null)
{
codeKey = queryString["code"];
}
}
}
else
{
codeKey = form["code"];
}
// If a code value exists.
if (!String.IsNullOrEmpty(codeKey))
{
// Get the nonce data for the code value.
nonce = _tokenStore.GetNonce(codeKey);
}
// Attempt to find the 'refresh_token' parameter in the form.
IEnumerable <string> refreshTokens = form.AllKeys.Where(u => u.EndsWith("refresh_token"));
if (refreshTokens == null || refreshTokens.Count() < 1)
{
// Attempt to find the 'refresh_token' parameter in the query string.
if (queryString != null || queryString.Keys.Count > 0)
{
if (queryString["refresh_token"] != null)
{
refreshToken = queryString["refresh_token"];
}
}
}
else
{
refreshToken = form["refresh_token"];
}
// Pass a refresh token
if (!String.IsNullOrEmpty(refreshToken))
{
string clientIdentifier = null;
string clientSecret = null;
// Get the refresh token data from the http request.
_oAuthAuthorizationServer.GetRefreshTokenData(queryString, form, out clientIdentifier, out clientSecret);
// Get the nonce data for the code value.
nonce = _tokenStore.GetNonce(refreshToken, clientIdentifier, clientSecret);
}
// Handles an incoming request to the authorization server's token endpoint.
message = _authorizationServer.HandleTokenRequest(nonce, out clientID, out accessTokenSuccessResponse, httpRequest);
// Set the crytography key store values after finding the client identifier.
_authorizationServer.AuthorizationServerServices.CryptoKeyStore.ClientIndetifier = clientID;
// Handles an incoming request to the authorization server's token endpoint.
outgoingWebResponse = _authorizationServer.HandleTokenRequestPrepareResponse(message);
// Update the access token.
if (accessTokenSuccessResponse != null)
{
if (!String.IsNullOrEmpty(accessTokenSuccessResponse.AccessToken))
{
_tokenStore.UpdateAccessToken(accessTokenSuccessResponse.AccessToken, nonce, accessTokenSuccessResponse.RefreshToken);
}
}
// What type should be returned.
switch (returnType)
{
case 0:
// The complete html body.
responseHeaders = outgoingWebResponse.Headers;
return(outgoingWebResponse.Body);
case 1:
// The action result.
responseHeaders = outgoingWebResponse.Headers;
return(outgoingWebResponse.AsActionResult());
default:
// Default is html body.
responseHeaders = outgoingWebResponse.Headers;
return(outgoingWebResponse.Body);
}
}
catch (Exception ex)
{
// Get the current token errors.
responseHeaders = null;
_tokenError = ex.Message;
return(null);
}
}