IEnumerator TokenExample()
{
// Create authenticator using the IAM token options
authenticator = new IamAuthenticator(apikey: "hF_mLVrdrTsSePRgAq4lfnFQUjeOhCdj1Wn3G-S2yWxA");
while (!authenticator.CanAuthenticate())
{
yield return(null);
}
assistant = new AssistantService(versionDate, authenticator);
assistant.SetServiceUrl("https://api.eu-gb.discovery.watson.cloud.ibm.com/instances/0d3d5a9f-cde8-4f3d-89ea-4f1ba026d930");
assistant.ListWorkspaces(callback: OnListWorkspaces);
}
public ActionResult Login(BlogUser user, string returnUrl)
{
if (!ModelState.IsValid)
{
return(View(user));
}
var authenticator = new Authenticator();
if (authenticator.CanAuthenticate(user))
{
authenticator.Authenticate(user);
}
else
{
return(View("~/Views/Shared/Error.cshtml"));
}
ModelState.AddModelError("", "Bad Email or Password");
Session["user"] = user;
return(View("Logged", user));
}
static void Main(string[] args)
{
// configures admin account which will be used for registrations
// all values can stay the same for you except database. If you create DB with different name you need to change it
var server = "localhost";
var database = "authdb";
var adminUsername = "******";
var adminPassword = "";
Configurator.ConfigureAdminAccount(server, database, adminUsername, adminPassword);
// ------------ some generic example -------------
var user = new User()
{
Username = "******",
Password = "******"
};
var authenticator = new Authenticator();
authenticator.Register(user);
// should be true
Console.Out.WriteLine(authenticator.CanAuthenticate(user));
authenticator.Delete(user.Username);
// should be false
Console.Out.WriteLine(authenticator.CanAuthenticate(user));
// ---------------- simple blog example ------------
var user1 = new BlogUser()
{
Username = "******",
Password = "******",
FullName = "Johcqvn Doek"
};
var user2 = new BlogUser()
{
Username = "******",
Password = "******",
FullName = "Janqecv Doek"
};
authenticator.Register(user1); // don't run this twice, it will throw exception that same user already exists
authenticator.Register(user2);
var contextProvider = new MysqlContextProvider();
// we have to add blog user after authenticator.Register() because we need that user to authenticate the transaction
using (var context = contextProvider.CreateContext <BlogContext>(user1)) // authenticated by user1
{
context.BlogUsers.Add(user1);
context.SaveChanges();
}
using (var context = contextProvider.CreateContext <BlogContext>(user2)) // authenticated by user2
{
context.BlogUsers.Add(user2);
context.SaveChanges();
}
// this will set user1 as the default for all following transaction authentications
if (!authenticator.Authenticate(user1))
{
throw new InvalidOperationException("This should never happen because user was registered");
}
using (var context = contextProvider.CreateContext <BlogContext>()) // authenticated by user1 as default
{
// Table in DB have to be already created at this point. It's better to do it by hand, then to use strategies,
// because they drop the whole DB which we don't want since users already have access rights set to the given DB
context.BlogUsers.Attach(user1); // we need to attach user1 because otherwise it is detached entity (EF) doesn't know about it and new one would be created
context.BlogPosts.Add(new BlogPost()
{
Title = "Some title",
BlogUser = user1
});
context.SaveChanges();
}
using (var context = contextProvider.CreateContext <BlogContext>(user2)) // explicitly authenticated by user2
{
foreach (var post in context.BlogPosts.Include("bloguser"))
{
Console.Out.WriteLine($"{post.BlogUser.FullName} : {post.Title}");
}
}
// from now on, user2 will be used as default for authentication
authenticator.SetUser(user2);
}
