public FtpResponse ChangeCurrentDirectoryToHome()
{
FtpResponse resp = null;
string comPath = null;
int comDepth = 0;
// compare the current path to the home path.
Pather.GetCommonPath(
out comPath, out comDepth,
CompleteHomePath.ToString(), CurrentPath.ToString());
// start of current directory must match the CompleteHomePath
int homeDepth = CompleteHomePath.Depth;
if (comDepth != homeDepth)
{
throw new FtpException(
"AssureHomeDirectory failed. " +
"Current directory does not start with HomePath. ");
}
while (true)
{
int curDepth = mCurrentPath.Depth;
if (curDepth == homeDepth)
{
break;
}
resp = ChangeDirectory("..");
}
return(resp);
}
/// <summary>
/// make sure the current working directory is the ScopePath from
/// the CompleteHomePath.
/// This method assumes that the CurrentPath is accurate with respect
/// to the working directory of the FTP client.
/// </summary>
/// <param name="InPath"></param>
/// <returns></returns>
public FtpResponse AssureCurrentDirectory(ScopePath InPath)
{
FtpResponse resp = null;
string comPath = null;
int comDepth = 0;
// build the desired full path.
FullPath rqsFull = CompleteHomePath + InPath;
int rqsDepth = rqsFull.Depth;
// step back the CurrentPath to a subset of requested path.
while (true)
{
Pather.GetCommonPath(
out comPath, out comDepth,
rqsFull.ToString(), CurrentPath.ToString());
if (comDepth < CurrentPath.Depth)
{
resp = ChangeDirectory("..");
}
else
{
break;
}
}
string filePath = Pather.GetFilePath(rqsFull.ToString(), CurrentPath.ToString());
if (filePath.Length > 0)
{
if (mCurrentPath.IsEmpty == true)
{
filePath = Pather.AssureRootSlash(filePath, '\\');
}
ChangeDirectory(filePath);
}
return(resp);
}