/// <summary>Open a connection to the specified server.</summary>
/// <param name="task">The task using this connection</param>
public void Open(FTPTask task)
{
if (_task!=null) {
throw new FTPTaskException("This connection is already being used by "+_task.ToString());
}
if (task==null) {
throw new FTPTaskException("Must specify the task that will use this connection.");
}
_task = task;
if (IsConnected) {
throw new FTPTaskException("This connection is already open.");
}
_task.Log(Level.Info, "Using '{0}':", ID);
// ensure this connection object has all the info it needs
Validate();
if (!_task.Exec) {
_task.Log(Level.Info, "-------------- Debugging the ftp queries --------------");
_task.Log(Level.Info, "Connection will be attempted to scan remotely for <get> sets");
_task.Log(Level.Info, "but no transfers will be attempted in either direction");
_task.Log(Level.Info, "and neither local nor remote file trees will be modified.");
_task.Log(Level.Info, "-------------------------------------------------------\n");
}
_task.Log(Level.Info, "Connecting to '{0}' as '{1}' . . .", Server, UserName);
_task.Log(Level.Verbose, "Instantiating the FTPClient & opening the connection...");
_client = new FTPClient(Server);
_task.Log(Level.Verbose, "Authenticating...");
Login(UserName, Password);
_task.Log(Level.Verbose, "and setting the connection mode to passive.");
_client.ConnectMode = ParseConnectMode(ParseConnectMode(_task.ConnectMode));
return;
}
/// <summary>Close a connection to a server</summary>
public void Close()
{
if (IsConnected) {
//throw new FTPTaskException("Connection is already closed");
_task.Log(Level.Info, "Disconnecting from '{0}'", Server);
_client.Quit();
_client = null;
_task = null;
}
return;
}
public DirScannerStringCollection(FTPTask conn)
{
_conn=conn;
}
public RemoteDirectoryScanner(FTPTask supervisor)
{
_conn = supervisor;
}
public RemoteDirectoryScanner()
{
_conn = new FTPTask();
}
public void Transfer(FTPTask super)
{
this.Conn = super;
InitScanner();
if (super.Exec) {
// store the PWD and change to the remote path
string pwd = super.PWD;
super.CWD(RemotePathString, CreateDirsOnDemand);
TransferFiles();
// and restore the PWD
super.CWD_Quiet(pwd);
}
}
