public Dictionary <string, string> GetAuthenticatedData()
{
TrifoliaApiIdentity apiIdentity = GetPrincipal().Identity as TrifoliaApiIdentity;
HttpCookie authCookie = HttpContext.Current != null ? HttpContext.Current.Request.Cookies[FormsAuthentication.FormsCookieName] : null;
Dictionary <string, string> userData = new Dictionary <string, string>();
if (apiIdentity != null)
{
userData.Add("Organization", apiIdentity.OrganizationName);
}
else if (authCookie != null)
{
FormsAuthenticationTicket authTicket = FormsAuthentication.Decrypt(authCookie.Value);
string[] userDataSplit = authTicket.UserData.Split(';');
foreach (string cUserData in userDataSplit)
{
string[] nameValuePair = cUserData.Split('=');
if (nameValuePair.Length != 2)
{
continue;
}
userData.Add(nameValuePair[0], nameValuePair[1]);
}
}
return(userData);
}
public Task AuthenticateAsync(HttpAuthenticationContext context, System.Threading.CancellationToken cancellationToken)
{
var req = context.Request;
if (context.Principal.Identity.IsAuthenticated)
{
return(Task.FromResult(0));
}
if (context.Request.Headers.Authorization != null && context.Request.Headers.Authorization.Scheme == "Bearer")
{
using (IObjectRepository tdb = DBContext.Create())
{
var userInfo = OAuth2UserInfo.GetUserInfo(context.Request.Headers.Authorization.Parameter);
var foundUser = tdb.Users.SingleOrDefault(y => y.UserName == userInfo.user_id);
if (foundUser != null)
{
var identity = new TrifoliaApiIdentity(foundUser.UserName);
var currentPrincipal = new GenericPrincipal(identity, null);
context.Principal = currentPrincipal;
Thread.CurrentPrincipal = currentPrincipal;
}
}
}
return(Task.FromResult(0));
}
public Task AuthenticateAsync(HttpAuthenticationContext context, System.Threading.CancellationToken cancellationToken)
{
var req = context.Request;
if (context.Principal.Identity.IsAuthenticated)
{
return(Task.FromResult(0));
}
if (context.Request.Headers.Authorization != null && context.Request.Headers.Authorization.Scheme == "Bearer")
{
using (IObjectRepository tdb = new TemplateDatabaseDataSource())
{
var authorizationDataBytes = System.Convert.FromBase64String(context.Request.Headers.Authorization.Parameter);
var authorizationData = System.Text.Encoding.UTF8.GetString(authorizationDataBytes);
string[] authSplit = authorizationData.Split('|');
if (authSplit.Length != 5)
{
context.ErrorResult = new UnauthorizedResult(new AuthenticationHeaderValue[0], context.Request);
return(Task.FromResult(0));
}
string userName = authSplit[0];
string organizationName = authSplit[1];
User user = tdb.Users.SingleOrDefault(y => y.UserName == userName && y.Organization.Name == organizationName);
long timestamp = 0;
long.TryParse(authSplit[2], out timestamp);
var timestampDate = new DateTime(1970, 1, 1).AddMilliseconds(timestamp);
var salt = authSplit[3];
var requestHashBytes = System.Convert.FromBase64String(authSplit[4]);
var requestHash = System.Text.Encoding.UTF8.GetString(requestHashBytes);
if (user == null || timestampDate > DateTime.UtcNow.AddMinutes(ApiKeyTimeout) || timestampDate < DateTime.UtcNow.AddMinutes(ApiKeyTimeout * -1))
{
context.ErrorResult = new UnauthorizedResult(new AuthenticationHeaderValue[0], context.Request);
return(Task.FromResult(0));
}
var cryptoProvider = new System.Security.Cryptography.SHA1CryptoServiceProvider();
var actualHashData = user.UserName + "|" + user.Organization.Name + "|" + timestamp + "|" + salt + "|" + user.ApiKey;
var actualHashDataBytes = System.Text.Encoding.UTF8.GetBytes(actualHashData);
var actualHashBytes = cryptoProvider.ComputeHash(actualHashDataBytes);
var actualHash = System.Text.Encoding.UTF8.GetString(actualHashBytes);
if (actualHash != requestHash)
{
context.ErrorResult = new UnauthorizedResult(new AuthenticationHeaderValue[0], context.Request);
return(Task.FromResult(0));
}
var identity = new TrifoliaApiIdentity(user.UserName, user.Organization.Name);
var currentPrincipal = new GenericPrincipal(identity, null);
context.Principal = currentPrincipal;
Thread.CurrentPrincipal = currentPrincipal;
}
}
return(Task.FromResult(0));
}