/// <summary>
/// Connects to the FTP server
/// </summary>
public override void Connect()
{
// Init wininet and get the base handle
m_hInternet = WinInet.InternetOpen(
null, // The 'user-agent' making the request
INTERNET_OPEN.TYPE_PRECONFIG, // Use the default proxy settings
null, // proxy name (no proxy)
null, // proxy bypass (no bypass)
0 // Flags for the connection
);
// Validate the connection and throw an exception if necessary
ValidateConnection(m_hInternet);
// Get a FTP handle to use to put files
m_hFtp = WinInet.InternetConnect(
m_hInternet, // The internet connection to use
m_ftpAddress,
m_ftpPort, // The FTP port number
m_userName,
m_passWord,
INTERNET_SERVICE.FTP, // Open the connection for this type of service
FtpConnectionFlags, // FTP Flags
0 // Application Context
);
// Validate the handle and throw an exception if necessary
ValidateConnection(m_hFtp);
//save the home dir
HomeDir = WinInet.GetFtpCurrentDirectory(m_hFtp);
// Set the current directory to the path. If the path is empty, don't set
// the current directory as this is invalid.
if (m_path != "")
{
if (!m_path.StartsWith("/", StringComparison.OrdinalIgnoreCase))
{
string homeDir = HomeDir;
if (!homeDir.EndsWith("/", StringComparison.OrdinalIgnoreCase))
{
homeDir = homeDir + "/";
}
m_path = homeDir + m_path + "/";
}
if (!m_path.EndsWith("/", StringComparison.OrdinalIgnoreCase))
{
//Mindspring's FTP behaves strangely if the current
//directory isn't set with a trailing "/"
m_path += "/";
}
if (!RawDirectoryExists(m_path))
{
if (!(HomeDir != null && HomeDir.StartsWith(m_path, StringComparison.OrdinalIgnoreCase) &&
m_path != "" && m_path.EndsWith("/", StringComparison.OrdinalIgnoreCase)))
{
throw new NoSuchDirectoryException(m_path);
}
}
// Some FTP servers don't let you cwd to /, but we
// still need to use it as our m_path.
//
// ValidateFTPCommand(pushDirectory(m_path));
}
else
{
//remember what the default working directory assigned by the server was.
m_path = HomeDir;
}
}