public ActionResult Index(Client client)
{
string[] keys = Request.Form.AllKeys;
if (!keys.Contains("user"))
{
ModelState.AddModelError("user", "Username is a required field");
}
if (!keys.Contains("password"))
{
ModelState.AddModelError("password", "Password is a required field");
}
if (keys.Contains("user") && keys.Contains("password"))
{
string user = Request.Form["user"];
string password = Request.Form["password"];
if (!LDAPLogin.TryLDAPLogin(user, password))
{
ModelState.AddModelError("user", "Invalid username/password");
}
ModelState.SetModelValue("user", new ValueProviderResult(user, user, CultureInfo.CurrentCulture));
}
ITransaction transaction = null;
try
{
transaction = SQLProviderFactory.GenerateTransaction();
if (!client.Save(transaction))
{
foreach (Error error in client.Errors)
{
ModelState.AddModelError(error.FieldName, error.Message);
}
}
if (!ModelState.IsValid)
{
transaction.Rollback();
return(View(client));
}
transaction.Commit();
return(View("Success"));
}
finally
{
if (transaction != null && transaction.IsActive)
{
transaction.Rollback();
}
}
}
public ActionResult Index(FormCollection collection)
{
string[] keys = collection.AllKeys;
List <string> missingParameters = new List <string>();
if (!keys.Contains("client_id") || string.IsNullOrEmpty(collection["client_id"]))
{
missingParameters.Add("client_id");
}
if (!keys.Contains("redirect_uri") || string.IsNullOrEmpty(collection["redirect_uri"]))
{
missingParameters.Add("redirect_uri");
}
if (!keys.Contains("state") || string.IsNullOrEmpty(collection["state"]))
{
missingParameters.Add("state");
}
if (missingParameters.Any())
{
StringBuilder builder = new StringBuilder();
foreach (string missingParameter in missingParameters)
{
if (builder.Length > 0)
{
builder.Append(", ");
}
builder.Append(missingParameter);
}
return(OAuthError("invalid_request", "The following parameters were not specified: " + builder.ToString()));
}
string clientID = collection["client_id"];
string redirectUri = collection["redirect_uri"];
string state = collection["state"];
Search <Client> clientSearch = new Search <Client>(new StringSearchCondition <Client>()
{
Field = "ClientIdentifier",
SearchConditionType = SearchCondition.SearchConditionTypes.Equals,
Value = clientID
});
Client client = clientSearch.GetReadOnly(null, new List <string>()
{
"RedirectionURI"
});
if (client == null)
{
return(OAuthError("unauthorized_client", "The client is not authorized to request an authorization code using this method."));
}
if (!client.ContainsRedirectURI(redirectUri))
{
return(OAuthError("invalid_request", "The Redirect URI is not valid"));
}
if (!keys.Contains("user"))
{
ModelState.AddModelError("user", "Username is a required field");
}
if (!keys.Contains("password"))
{
ModelState.AddModelError("password", "Password is a required field");
}
if (!ModelState.IsValid)
{
ModelState.SetModelValue("client_id", new ValueProviderResult(clientID, clientID, CultureInfo.CurrentCulture));
ModelState.SetModelValue("redirect_uri", new ValueProviderResult(redirectUri, redirectUri, CultureInfo.CurrentCulture));
ModelState.SetModelValue("state", new ValueProviderResult(state, state, CultureInfo.CurrentCulture));
if (keys.Contains("user"))
{
ModelState.SetModelValue("user", new ValueProviderResult(collection["user"], collection["user"], CultureInfo.CurrentCulture));
}
return(View(collection));
}
string user = collection["user"];
string password = collection["password"];
if (!LDAPLogin.TryLDAPLogin(user, password))
{
ModelState.SetModelValue("client_id", new ValueProviderResult(clientID, clientID, CultureInfo.CurrentCulture));
ModelState.SetModelValue("redirect_uri", new ValueProviderResult(redirectUri, redirectUri, CultureInfo.CurrentCulture));
ModelState.SetModelValue("state", new ValueProviderResult(state, state, CultureInfo.CurrentCulture));
ModelState.SetModelValue("user", new ValueProviderResult(collection["user"], collection["user"], CultureInfo.CurrentCulture));
ModelState.AddModelError("user", "Incorrect username/password");
return(View(collection));
}
Search <User> userSearch = new Search <User>(new StringSearchCondition <User>()
{
Field = "Username",
SearchConditionType = SearchCondition.SearchConditionTypes.Equals,
Value = user
});
User dbUser = userSearch.GetReadOnly(null, new string[] { "UserID" });
if (dbUser == null)
{
dbUser = new User();
dbUser.Username = user.Contains("@") ? user.Substring(0, user.IndexOf('@')) : user;
if (!dbUser.Save())
{
return(OAuthErrorRedirect("server_error", "An unexpected error occurred on the server.", state, redirectUri));
}
}
Code code = new Code();
code.ClientIdentifier = Guid.Parse(clientID);
code.AuthCode = Guid.NewGuid();
code.RedirectURI = redirectUri;
code.Expiration = DateTime.Now.AddMinutes(5);
code.UserID = dbUser.UserID;
if (!code.Save())
{
return(OAuthErrorRedirect("server_error", "An unexpected error occurred on the server.", state, redirectUri));
}
return(new RedirectResult(redirectUri + $"?code={code.AuthCode.ToString()}&state={state}", false));
}
