/// <summary>
/// Checks for extra response codes when an authentication has failed and throws
/// the correct exception.
/// If no such response codes is found, nothing happens.
/// </summary>
/// <param name="serverErrorResponse">The server response string</param>
/// <param name="e">The exception thrown because the server responded with -ERR</param>
/// <exception cref="PopServerLockedException">If the account is locked or in use</exception>
/// <exception cref="LoginDelayException">If the server rejects the login because of too recent logins</exception>
private static void CheckFailedLoginServerResponse(string serverErrorResponse, PopServerException e)
{
string upper = serverErrorResponse.ToUpperInvariant();
// Bracketed strings are extra response codes addded
// in RFC http://tools.ietf.org/html/rfc2449
// together with the CAPA command.
// Specifies the account is in use
if (upper.Contains("[IN-USE]") || upper.Contains("LOCK"))
{
DefaultLogger.Log.LogError("Authentication: maildrop is locked or in-use");
throw new PopServerLockedException(e);
}
// Specifies that there must go some time between logins
if (upper.Contains("[LOGIN-DELAY]"))
{
throw new LoginDelayException(e);
}
}
///<summary>
/// Creates a LoginDelayException with the given inner exception
///</summary>
///<param name="innerException">The exception that is the cause of this exception</param>
public LoginDelayException(PopServerException innerException)
: base("Login denied because of recent connection to this maildrop. Increase time between connections.", innerException)
{ }
///<summary>
/// Creates a LoginDelayException with the given inner exception
///</summary>
///<param name="innerException">The exception that is the cause of this exception</param>
public LoginDelayException(PopServerException innerException)
: base("Login denied because of recent connection to this maildrop. Increase time between connections.", innerException)
{
}
///<summary>
/// Creates a PopServerLockedException with the given inner exception
///</summary>
///<param name="innerException">The exception that is the cause of this exception</param>
public PopServerLockedException(PopServerException innerException)
: base("The account is locked or in use", innerException)
{
}
///<summary>
/// Creates a PopServerLockedException with the given inner exception
///</summary>
///<param name="innerException">The exception that is the cause of this exception</param>
public PopServerLockedException(PopServerException innerException)
: base("The account is locked or in use", innerException)
{ }