public static AuthenticationContext GetAuthContext()
{
var signInUserId = ClaimsPrincipal.Current.FindFirst(ClaimTypes.NameIdentifier).Value;
//var tokenCache = new NaiveSessionCache(signInUserId);
var tokenCache = new EFADALTokenCache(signInUserId);
var authContext = new AuthenticationContext(SettingsHelper.AzureADAuthority, tokenCache);
return authContext;
}
public void ConfigureAuth(IAppBuilder app)
{
app.SetDefaultSignInAsAuthenticationType(CookieAuthenticationDefaults.AuthenticationType);
app.UseCookieAuthentication(new CookieAuthenticationOptions());
app.UseOpenIdConnectAuthentication(new OpenIdConnectAuthenticationOptions
{
ClientId = SettingsHelper.ClientId,
Authority = SettingsHelper.AzureADAuthority,
Notifications = new OpenIdConnectAuthenticationNotifications()
{
AuthorizationCodeReceived = (context) =>
{
var code = context.Code;
var creds = new ClientCredential(SettingsHelper.ClientId, SettingsHelper.ClientSecret);
var userObjectId = context.AuthenticationTicket.Identity.FindFirst(ClaimTypes.NameIdentifier).Value;
//var tokenCache = new NaiveSessionCache(userObjectId);
var tokenCache = new EFADALTokenCache(userObjectId);
var authContext = new AuthenticationContext(SettingsHelper.AzureADAuthority, tokenCache);
var redirectUri = new Uri(HttpContext.Current.Request.Url.GetLeftPart(UriPartial.Path));
var authResult = authContext.AcquireTokenByAuthorizationCode(
code, redirectUri, creds, SettingsHelper.GraphResourceId);
return Task.FromResult(0);
},
AuthenticationFailed = (context) =>
{
context.HandleResponse();
return Task.FromResult(0);
},
RedirectToIdentityProvider = (context) =>
{
// This ensures that the address used for sign in and sign out is picked up dynamically from the request
// this allows you to deploy your app (to Azure Web Sites, for example) without having to change settings
// Remember that the base URL of the address used here must be provisioned in Azure AD beforehand.
string appBaseUrl = context.Request.Scheme + "://" + context.Request.Host + context.Request.PathBase;
context.ProtocolMessage.RedirectUri = appBaseUrl + "/";
context.ProtocolMessage.PostLogoutRedirectUri = appBaseUrl;
return Task.FromResult(0);
}
},
TokenValidationParameters = new System.IdentityModel.Tokens.TokenValidationParameters
{
ValidateIssuer = false
}
});
}