public bool Logon(FtpContext context, FtpUser user)
{
FtpUser onlineUser = null;
lock (m_SyncRoot)
{
m_DictOnlineUser.TryGetValue(user.UserName, out onlineUser);
}
if (onlineUser != null)
{
context.User = onlineUser;
return(onlineUser.IncreaseConnection());
}
else
{
user.IncreaseConnection();
context.User = user;
lock (m_SyncRoot)
{
m_DictOnlineUser[user.UserName] = user;
}
return(true);
}
}
public void RemoveOnlineUser(FtpSession session, FtpUser user)
{
FtpUser onlineUser = null;
lock (m_SyncRoot)
{
m_DictOnlineUser.TryGetValue(user.UserName, out onlineUser);
}
if (onlineUser != null)
{
if (onlineUser.DecreaseConnection() <= 0)
{
lock (m_SyncRoot)
{
m_DictOnlineUser.Remove(user.UserName);
}
FtpServiceProvider.UpdateUsedSpaceForUser(user);
}
}
}
public override void UpdateUsedSpaceForUser(FtpUser user)
{
//Do nothing
}
public override AuthenticationResult Authenticate(string username, string password, out FtpUser user)
{
lock (SyncRoot)
{
if (!m_UserDict.TryGetValue(username, out user))
{
return(AuthenticationResult.NotExist);
}
if ("*".Equals(user.Password))
{
return(AuthenticationResult.Success);
}
if (string.CompareOrdinal(password, user.Password) != 0)
{
return(AuthenticationResult.PasswordError);
}
return(AuthenticationResult.Success);
}
}
public override CreateUserResult CreateFtpUser(FtpUser user)
{
//Do nothing
return(CreateUserResult.UnknownError);
}
public override bool UpdateFtpUser(FtpUser user)
{
//Do nothing
return(true);
}
/// <summary> /// Creates the FTP user. /// </summary> /// <param name="user">The user.</param> /// <returns></returns> public abstract CreateUserResult CreateFtpUser(FtpUser user);
/// <summary> /// Updates the FTP user. /// </summary> /// <param name="user">The user.</param> /// <returns></returns> public abstract bool UpdateFtpUser(FtpUser user);
/// <summary> /// Updates the used space for user. /// </summary> /// <param name="user">The user.</param> public abstract void UpdateUsedSpaceForUser(FtpUser user);
/// <summary> /// Authenticates the specified username and password. /// </summary> /// <param name="username">The username.</param> /// <param name="password">The password.</param> /// <param name="user">The user.</param> /// <returns></returns> public abstract AuthenticationResult Authenticate(string username, string password, out FtpUser user);
