/// <summary>
/// Creates streaming user.
/// </summary>
/// <param name="userName">User name string.</param>
/// <param name="password">Password string.</param>
/// <returns></returns>
public bool CreateUser(string userName, string password)
{
var userNameValidation = new Regex("[a-z,A-Z,0-9,_!@#$%^&*]{4,32}", RegexOptions.Compiled | RegexOptions.Singleline);
if (string.IsNullOrEmpty(userName) ||
!userNameValidation.IsMatch(userName, 0) ||
string.IsNullOrEmpty(password) ||
password.Length < 6)
{
throw new InvalidOperationException(@"Invalid username, allowed characters are 'a-z,A-Z,0-9,_!@#$%^&*' and length between 4 and 32 !");
}
if (string.IsNullOrEmpty(password) ||
password.Length < 6)
{
throw new InvalidOperationException(@"Invalid password, minimum 6 characters !");
}
var user = (from su in _dataContext.Get <StreamingUser>()
where su.UserName == userName
select su).FirstOrDefault();
if (user != null)
{
return(false);
}
user = new StreamingUser();
user.UserName = userName;
user.PasswordHash = CryptographyHelper.ComputeHashSHA1($"{userName}_+_{password}{user.PasswordSalt}");
_dataContext.Add(user);
_dataContext.SaveChanges();
return(true);
}
/// <summary>
/// Authentication of streaming user.
/// </summary>
/// <param name="userName">User name string</param>
/// <param name="password">Password string.</param>
/// <param name="hash">Hash string.</param>
/// <param name="userId">Authenticated user identifier.</param>
/// <returns></returns>
public bool Authenticate(string userName, string password, string hash, out Guid userId)
{
userId = Guid.Empty;
var user = (from su in _dataContext.Get <StreamingUser>()
where su.UserName == userName
select su).FirstOrDefault();
if (user == null || user.IsActive == false)
{
return(false);
}
var passwordHash = CryptographyHelper.ComputeHashSHA1($"{userName}_+_{password}{user.PasswordSalt}");
if (user.PasswordHash == passwordHash)
{
userId = user.Id;
return(true);
}
return(false);
}
