//public TcpClient theSocket = null;
public ServerControl(ServerForm serverForm)
{
// TODO: Complete member initialization
this.serverForm = serverForm;
this.CurrentDirectory = "";
this.RootDirectory = "";
ftpCommandHandler = new FTPCommandHandler(this);
users = new Hashtable();
foreach (string userName in serverForm.listBoxUsers.Items)
{
users[userName.ToUpper()] = serverForm.textBoxPassword;
}
Thread litenerThread = new Thread(new ThreadStart(ListenerSession));
litenerThread.Start();
}
//This command comes immediately after the user command and completes the login and sets the access control privileges.
public PasswordCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("PASS", ftpCommandHandler)
{
}
//Prints the name of the current working directory on return.
public PwdCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("PWD", ftpCommandHandler)
{
}
//This command requests that the server transfers a copy of the file specified.
//This transfer is to be done an the data port provided by the connection.
//The status and contents of the file at the server remains unchanged.
public RetrCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("RETR", ftpCommandHandler)
{
}
//Causes a list of files in the specified path to be transferred to the user.
//If the pathname specified is a file then current information on that file will be sent.
//If no path is specified the contents of the user's current working or default directory will be used.
//This List is in a readable form and provides a list of files and their attributes.
public ListCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("LIST", ftpCommandHandler)
{
}
public PasvCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("PASV", ftpCommandHandler)
{
}
//The USER command is required by the server for access to its file system.
//This command will normally be the first command sent after the connection is made.
//This has the effect of purging any user, password, and account information already
//supplied at the beginning of the login sequence.
public UserCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("USER", ftpCommandHandler)
{
}
//This command causes the server to accept data transferred via the data
//connection and to store that data as a file at the server site.
//If the file specified exists already on the server in the requested path, then the file shall be overwritten.
//A new file is created on the server if the file specified does not already exist.
public StoreCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("STOR", ftpCommandHandler)
{
}
public GetRootDirCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("GETROOTDIR", ftpCommandHandler)
{
}
//This command causes the file specified to be deleted on the server.
//An extra level of protection (such as the query, "Do you really wish to delete?")
//can be provided by many of the existing FTP clients.
public DeleCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("DELE", ftpCommandHandler)
{
}
//This command causes the directory or subdirectory specified to be removed.
//Typically only empty directories can be removed.
//This command is usually preceded by a DELE (delete) command.
public RemoveDirectoryCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("RMD", ftpCommandHandler)
{
}
public CwdCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("CWD", ftpCommandHandler)
{
}
//This command terminates the connection
public QuitCommandHandler(FTPCommandHandler ftpCommandHandler)
: base("QUIT", ftpCommandHandler)
{
}
protected FtpCommand(string sCommand, FTPCommandHandler ftpCommandHandler)
{
this.Command = sCommand;
this.ftpCommandHandler = ftpCommandHandler;
}
