private void Save(FileInfo file)
{
byte[] usernameBytes = Encoding.Unicode.GetBytes(Username);
byte[] passwordBytes = new byte[SecureStringHelper.GetSecureStringByteCount(Password, Encoding.Unicode)];
SecureStringHelper.SecureStringToBytes(Password, passwordBytes, 0, Encoding.Unicode);
try
{
byte[] entropy = GenerateEntropy();
byte[] protectedUsernameBytes = ProtectedData.Protect(usernameBytes, entropy, DataProtectionScope.CurrentUser);
byte[] protectedPasswordBytes = ProtectedData.Protect(passwordBytes, entropy, DataProtectionScope.CurrentUser);
var template = new CredentialsExportTemplate()
{
Entropy = Convert.ToBase64String(entropy),
ProtectedUsername = Convert.ToBase64String(protectedUsernameBytes),
ProtectedPassword = Convert.ToBase64String(protectedPasswordBytes),
};
JsonHelper.Serialize(template, file);
}
finally
{
SecureStringHelper.DestroySecureByteArray(passwordBytes);
}
}
/// <summary>
/// Logs in at the api.
/// </summary>
/// <param name="username">The username.</param>
/// <param name="password">The users password.</param>
/// <param name="info">Out. The login token generated by the server and the users name.</param>
/// <returns>Returns false if the login failed, otherwise true.</returns>
public static bool LogIn(string username, SecureString password, out AuthenticationInfo info)
{
const string loginPage = "https://auth.factorio.com/api-login";
info = null;
string part1 = $"api_version=2&require_game_ownership=true&username={username}&password=";
int part1Length = Encoding.UTF8.GetByteCount(part1);
byte[] passwordBytes = SecureStringHelper.SecureStringToBytes(password);
string part2 = HttpUtility.UrlEncode(passwordBytes);
byte[] content = new byte[part1Length + part2.Length];
Encoding.UTF8.GetBytes(part1, 0, part1.Length, content, 0);
Encoding.UTF8.GetBytes(part2, 0, part2.Length, content, part1Length);
try
{
string document = WebHelper.GetDocument(loginPage, content);
if (string.IsNullOrWhiteSpace(document))
{
return(false);
}
info = JsonHelper.Deserialize <AuthenticationInfo>(document);
if ((info == null) || string.IsNullOrWhiteSpace(info.Token) || string.IsNullOrWhiteSpace(info.Username))
{
return(false);
}
return(true);
}
catch (WebException ex)
{
if (ex.Status == WebExceptionStatus.ProtocolError)
{
return(false);
}
else
{
throw;
}
}
finally
{
SecureStringHelper.DestroySecureByteArray(content);
}
}
/// <summary>
/// Logs in at the api.
/// </summary>
/// <param name="username">The username.</param>
/// <param name="password">The users password.</param>
/// <param name="token">Out. The login token generated by the server.</param>
/// <returns>Returns false if the login failed, otherwise true.</returns>
public static bool LogIn(string username, SecureString password, out string token)
{
const string loginPage = "https://auth.factorio.com/api-login";
const string pattern = "[0-9a-f]{30}";
token = null;
string part1 = $"require_game_ownership=True&username={username}&password=";
int part1Length = Encoding.UTF8.GetByteCount(part1);
int part2Length = SecureStringHelper.GetSecureStringByteCount(password);
byte[] content = new byte[part1Length + part2Length];
Encoding.UTF8.GetBytes(part1, 0, part1.Length, content, 0);
SecureStringHelper.SecureStringToBytes(password, content, part1Length);
try
{
string document = WebHelper.GetDocument(loginPage, null, content);
MatchCollection matches = Regex.Matches(document, pattern,
RegexOptions.CultureInvariant | RegexOptions.IgnoreCase);
if (matches.Count != 1)
{
return(false);
}
token = matches[0].Value;
return(true);
}
catch (WebException ex)
{
if (ex.Status == WebExceptionStatus.ProtocolError)
{
return(false);
}
else
{
throw;
}
}
finally
{
SecureStringHelper.DestroySecureByteArray(content);
}
}
/// <summary>
/// Logs in at the website.
/// </summary>
/// <param name="container">The cookie container to store the session cookie in.</param>
/// <param name="username">The username.</param>
/// <param name="password">The users password.</param>
/// <returns>Returns false if the login failed, otherwise true.</returns>
public static bool LogIn(CookieContainer container, string username, SecureString password)
{
const string loginPage = "https://www.factorio.com/login";
const string pattern = "[0-9]{10}##[0-9a-f]{40}";
// Get a csrf token.
string document = WebHelper.GetDocument(loginPage, container);
MatchCollection matches = Regex.Matches(document, pattern, RegexOptions.CultureInvariant | RegexOptions.IgnoreCase);
if (matches.Count != 1)
{
return(false);
}
string csrfToken = matches[0].Value;
// Log in using the token and credentials.
string part1 = $"csrf_token={csrfToken}&username_or_email={username}&password="******"&action=Login";
int part3Length = Encoding.UTF8.GetByteCount(part3);
byte[] content = new byte[part1Length + part2Length + part3Length];
Encoding.UTF8.GetBytes(part1, 0, part1.Length, content, 0);
SecureStringHelper.SecureStringToBytes(password, content, part1Length);
Encoding.UTF8.GetBytes(part3, 0, part3.Length, content, part1Length + part2Length);
try
{
document = WebHelper.GetDocument(loginPage, container, content);
if (!document.Contains("logout"))
{
return(false);
}
return(true);
}
finally
{
SecureStringHelper.DestroySecureByteArray(content);
}
}
private void Load(FileInfo file)
{
CredentialsExportTemplate template = JsonHelper.Deserialize <CredentialsExportTemplate>(file);
byte[] entropy = Convert.FromBase64String(template.Entropy);
byte[] protectedUsernameBytes = Convert.FromBase64String(template.ProtectedUsername);
byte[] protectedPasswordBytes = Convert.FromBase64String(template.ProtectedPassword);
byte[] usernameBytes = ProtectedData.Unprotect(protectedUsernameBytes, entropy, DataProtectionScope.CurrentUser);
byte[] passwordBytes = ProtectedData.Unprotect(protectedPasswordBytes, entropy, DataProtectionScope.CurrentUser);
try
{
username = Encoding.Unicode.GetString(usernameBytes);
password = SecureStringHelper.SecureStringFromBytes(passwordBytes, Encoding.Unicode);
}
finally
{
SecureStringHelper.DestroySecureByteArray(passwordBytes);
}
}