/// <summary>
/// Creates the error result.
/// </summary>
/// <param name="message">The message.</param>
/// <returns></returns>
public static UserAuthenticationResult CreateErrorResult(string message)
{
if (string.IsNullOrWhiteSpace(message))
{
message = "Invalid credentials.";
}
var result = new UserAuthenticationResult()
{
User = null,
Roles = null,
IsValid = false,
ErrorMessage = message
};
return(result);
}
/// <summary>
/// Creates the authorized result.
/// </summary>
/// <param name="user">The user.</param>
/// <param name="roles">The roles.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentException">
/// Object cannot be null;user
/// or
/// Object cannot be null;roles
/// </exception>
public static UserAuthenticationResult CreateAuthorizedResult(IUser user, IRole[] roles)
{
if (user == null)
{
throw new ArgumentException("Object cannot be null", nameof(user));
}
if (roles == null)
{
throw new ArgumentException("Object cannot be null", nameof(roles));
}
var result = new UserAuthenticationResult()
{
User = user,
Roles = roles,
IsValid = true,
ErrorMessage = null
};
return(result);
}
public static void Configure(IAppBuilder app)
{
var authFunc =
new Func <OAuthGrantResourceOwnerCredentialsContext, Task <UserAuthenticationResult> >(c =>
{
var task = new Task <UserAuthenticationResult>(() =>
{
using (var context = new SampleDbContext())
{
var user =
context.SystemUsers.FirstOrDefault(
u => u.Id == c.UserName && u.Password == c.Password);
if (user == null)
{
return(UserAuthenticationResult.CreateErrorResult("Invalid credentials"));
}
var roles = user.Roles.ToArray();
return(UserAuthenticationResult.CreateAuthorizedResult(user, roles));
}
});
task.Start();
return(task);
});
var authServerOptions = new OAuthAuthorizationServerOptions()
{
AllowInsecureHttp = true,
TokenEndpointPath = new PathString("/token"),
AccessTokenExpireTimeSpan = TimeSpan.FromDays(1),
Provider = new BasicOAuthAuthorizationProvider(authFunc),
AuthenticationMode = Microsoft.Owin.Security.AuthenticationMode.Active,
AuthenticationType = "Bearer"
};
// Token Generation
app.UseOAuthBearerTokens(authServerOptions);
}
