public override async Task GrantResourceOwnerCredentials(OAuthGrantResourceOwnerCredentialsContext context)
{
var allowedOrigin = "http://localhost:8080";
context.OwinContext.Response.Headers.Add("Access-Control-Allow-Origin", new[] { allowedOrigin });
//var userManager = context.OwinContext.GetUserManager<ApplicationUserManager>();
using (AuthRepository _repo = new AuthRepository()) {
ApplicationUser user = await _repo.FindUser(context.UserName, context.Password);
if (user == null)
{
context.SetError("invalid_grant", "The user name or password is incorrect.");
return;
}
ClaimsIdentity oAuthIdentity = await user.GenerateUserIdentityAsync(_repo._userManager, "JWT");
//oAuthIdentity.AddClaims(ExtendedClaimProvider.GetClaims(user));
var ticket = new AuthenticationTicket(oAuthIdentity,null);
context.Validated(ticket);
}
}
public override Task ValidateClientAuthentication(OAuthValidateClientAuthenticationContext ctx)
{
string clientId = string.Empty;
string clientSecret = string.Empty;
Client client = null;
if(!ctx.TryGetBasicCredentials(out clientId,out clientSecret))
{
ctx.TryGetFormCredentials(out clientId, out clientSecret);
}
if(ctx.ClientId == null)
{
ctx.SetError("No clientId specified ! ");
return Task.FromResult<object>(null);
}
using(AuthRepository _repo = new AuthRepository())
{
client = _repo.FindClient(clientId);
}
if(client == null)
{
ctx.SetError("clientId not found !");
return Task.FromResult<object>(null);
}
if (client.ApplicationType == ApplicationTypes.Native)
{
if (string.IsNullOrWhiteSpace(clientSecret))
{
ctx.SetError("invalid_clientId", "Client secret should be sent.");
return Task.FromResult<object>(null);
}
else
{
if (client.Secret != GetHash(clientSecret))
{
ctx.SetError("invalid_clientId", "Client secret is invalid.");
return Task.FromResult<object>(null);
}
}
}
if (!client.Active)
{
ctx.SetError("invalid_clientId", "Client is inactive.");
return Task.FromResult<object>(null);
}
ctx.OwinContext.Set<string>("as:clientAllowedOrigin", client.AllowedOrigin);
ctx.OwinContext.Set<string>("as:clientRefreshTokenLifeTime", client.RefreshTokenLifeTime.ToString());
ctx.Validated();
return Task.FromResult<object>(null);
}
public override async Task GrantResourceOwnerCredentials(OAuthGrantResourceOwnerCredentialsContext context)
{
var allowedOrigin = context.OwinContext.Get<string>("as:clientAllowedOrigin");
if (allowedOrigin == null) allowedOrigin = "*";
context.OwinContext.Response.Headers.Add("Access-Control-Allow-Origin", new[] { allowedOrigin });
AuthRepository _repo = new AuthRepository();
ApplicationUser user = await _repo.FindUser(context.UserName, context.Password);
if (user == null)
{
context.SetError("invalid_grant", "The user name or password is incorrect.");
return;
}
//var identity = new ClaimsIdentity(context.Options.AuthenticationType);
var identity = await user.GenerateUserIdentityAsync(_repo._userManager, "JWT");
identity.AddClaim(new Claim(ClaimTypes.Name, context.UserName));
var props = new AuthenticationProperties(new Dictionary<string, string>
{
{
"client_id", (context.ClientId == null) ? string.Empty : context.ClientId
},
{
"userName", context.UserName
}
});
var ticket = new AuthenticationTicket(identity, props);
context.Validated(ticket);
}
public async Task ReceiveAsync(AuthenticationTokenReceiveContext context)
{
var allowedOrigin = context.OwinContext.Get<string>("as:clientAllowedOrigin");
context.OwinContext.Response.Headers.Add("Access-Control-Allow-Origin", new[] { allowedOrigin });
string hashedTokenId = GetHash(context.Token);
using (AuthRepository _repo = new AuthRepository())
{
var refreshToken = await _repo.FindRefreshToken(hashedTokenId);
if (refreshToken != null)
{
//Get protectedTicket from refreshToken class
context.DeserializeTicket(refreshToken.ProtectedTicket);
var result = await _repo.RemoveRefreshToken(hashedTokenId);
}
}
}
public async Task CreateAsync(AuthenticationTokenCreateContext context)
{
var clientid = context.Ticket.Properties.Dictionary["client_id"];
if (string.IsNullOrEmpty(clientid))
{
return;
}
var refreshTokenId = Guid.NewGuid().ToString("n");
using (AuthRepository _repo = new AuthRepository())
{
var refreshTokenLifeTime = context.OwinContext.Get<string>("as:clientRefreshTokenLifeTime");
var token = new RefreshToken()
{
Id = GetHash(refreshTokenId),
ClientId = clientid,
Subject = context.Ticket.Identity.Name,
IssuedUtc = DateTime.UtcNow,
ExpiresUtc = DateTime.UtcNow.AddMinutes(Convert.ToDouble(refreshTokenLifeTime))
};
context.Ticket.Properties.IssuedUtc = token.IssuedUtc;
context.Ticket.Properties.ExpiresUtc = token.ExpiresUtc;
token.ProtectedTicket = context.SerializeTicket();
var result = await _repo.AddRefreshToken(token);
if (result)
{
context.SetToken(refreshTokenId);
}
}
}
