/// <summary>
/// Retrieves a user from the store.
/// </summary>
/// <param name="identifier"></param>
/// <returns></returns>
public override IAuthentication RetrieveUser(string identifier)
{
IAuthentication setting = null;
if (!string.IsNullOrEmpty(identifier))
{
// If initialised then use the loaded dictionaries
if (isInitialised)
{
identifier = identifier.ToLower(CultureInfo.InvariantCulture);
if ((setting == null) && (loadedUsers.ContainsKey(identifier)))
{
setting = loadedUsers[identifier];
}
if (setting == null)
{
// Attempt to find a matching wild-card
foreach (IAuthentication wildCard in wildCardUsers)
{
if (SecurityHelpers.IsWildCardMatch(wildCard.Identifier, identifier))
{
setting = wildCard;
break;
}
}
}
}
}
return(setting);
}
/// <summary>
/// Attempts to authenticate a user from the credentials.
/// </summary>
/// <param name="credentials">The credentials.</param>
/// <returns>True if the credentials are valid, false otherwise.</returns>
public bool Authenticate(LoginRequest credentials)
{
// Check that the user name matches
string userName = GetUserName(credentials);
bool isValid = !string.IsNullOrEmpty(userName);
if (isValid)
{
isValid = SecurityHelpers.IsWildCardMatch(this.userName, userName);
}
return(isValid);
}
/// <summary>
/// Attempts to authenticate a user from the credentials.
/// </summary>
/// <param name="credentials">The credentials.</param>
/// <returns>True if the credentials are valid, false otherwise..</returns>
public bool Authenticate(LoginRequest credentials)
{
// Check that both the user name and the password match
string userName = GetUserName(credentials);
string password = NameValuePair.FindNamedValue(credentials.Credentials,
LoginRequest.PasswordCredential);
bool isValid = !string.IsNullOrEmpty(userName) && !string.IsNullOrEmpty(password);
if (isValid)
{
isValid = SecurityHelpers.IsWildCardMatch(userName, this.userName) &&
string.Equals(password, this.password, StringComparison.InvariantCulture);
}
return(isValid);
}
