public static FTPFile parseRecordString(Uri baseUrl, string recordString)
{
FTPFile ftpFile = null;
ftpFile = parseUNIXRecordString(recordString);//only need UNIX, since this is for the whatbox only, which runs UNIX
ftpFile.url = new Uri(baseUrl, ftpFile.name + (ftpFile.isDir ? "/" : string.Empty));
return(ftpFile);
}
public IEnumerable <FTPFile> getSubDirsAndFiles(string dir)
{
string[] filesAndDirs = lsDetailed(dir);
List <FTPFile> files = new List <FTPFile>();
foreach (string fileOrDir in filesAndDirs)
{
files.Add(FTPFile.parseRecordString(new Uri(baseUrl), fileOrDir));
}
return(files);
}
/// <summary>
/// The recordString is like
/// Directory: drwxrwxrwx 1 owner group 0 Dec 13 11:25 Folder A
/// File: -rwxrwxrwx 1 owner group 1024 Dec 13 11:25 File B
/// NOTE: The date segment does not contains year.
/// </summary>
private static FTPFile parseUNIXRecordString(string recordString)
{
FTPFile ftpFile = new FTPFile();
ftpFile.originalRecordString = recordString.Trim();
// The segments is like "drwxrwxrwx", "", "", "1", "owner", "", "", "",
// "group", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",
// "0", "Dec", "13", "11:25", "Folder", "A".
string[] segments = ftpFile.originalRecordString.Split(' ');
int index = 0;
// The permission segment is like "drwxrwxrwx".
string permissionsegment = segments[index];
// If the property start with 'd', then it means a directory.
ftpFile.isDir = permissionsegment[0] == 'd';
// Skip the empty segments.
while (segments[++index] == string.Empty) { }
// Skip the directories segment.
// Skip the empty segments.
while (segments[++index] == string.Empty) { }
// Skip the owner segment.
// Skip the empty segments.
while (segments[++index] == string.Empty) { }
// Skip the group segment.
// Skip the empty segments.
while (segments[++index] == string.Empty) { }
// If this fileSystem is a file, then the size is larger than 0.
ftpFile.size = int.Parse(segments[index]);
// Skip the empty segments.
while (segments[++index] == string.Empty) { }
// The month segment.
string monthsegment = segments[index];
// Skip the empty segments.
while (segments[++index] == string.Empty) { }
// The day segment.
string daysegment = segments[index];
// Skip the empty segments.
while (segments[++index] == string.Empty) { }
// The time segment.
string timesegment = segments[index];
ftpFile.modTime = DateTime.Parse(string.Format("{0} {1} {2} ",
timesegment, monthsegment, daysegment));
// Skip the empty segments.
while (segments[++index] == string.Empty) { }
// Calculate the index of the file name part in the original string.
int filenameIndex = 0;
for (int i = 0; i < index; i++)
{
// "" represents ' ' in the original string.
if (segments[i] == string.Empty)
{
filenameIndex += 1;
}
else
{
filenameIndex += segments[i].Length + 1;
}
}
// The file name may include many segments because the name can contain ' '.
ftpFile.name = ftpFile.originalRecordString.Substring(filenameIndex).Trim();
return ftpFile;
}
/// <summary>
/// The recordString is like
/// Directory: drwxrwxrwx 1 owner group 0 Dec 13 11:25 Folder A
/// File: -rwxrwxrwx 1 owner group 1024 Dec 13 11:25 File B
/// NOTE: The date segment does not contains year.
/// </summary>
private static FTPFile parseUNIXRecordString(string recordString)
{
FTPFile ftpFile = new FTPFile();
ftpFile.originalRecordString = recordString.Trim();
// The segments is like "drwxrwxrwx", "", "", "1", "owner", "", "", "",
// "group", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",
// "0", "Dec", "13", "11:25", "Folder", "A".
string[] segments = ftpFile.originalRecordString.Split(' ');
int index = 0;
// The permission segment is like "drwxrwxrwx".
string permissionsegment = segments[index];
// If the property start with 'd', then it means a directory.
ftpFile.isDir = permissionsegment[0] == 'd';
// Skip the empty segments.
while (segments[++index] == string.Empty)
{
}
// Skip the directories segment.
// Skip the empty segments.
while (segments[++index] == string.Empty)
{
}
// Skip the owner segment.
// Skip the empty segments.
while (segments[++index] == string.Empty)
{
}
// Skip the group segment.
// Skip the empty segments.
while (segments[++index] == string.Empty)
{
}
// If this fileSystem is a file, then the size is larger than 0.
ftpFile.size = int.Parse(segments[index]);
// Skip the empty segments.
while (segments[++index] == string.Empty)
{
}
// The month segment.
string monthsegment = segments[index];
// Skip the empty segments.
while (segments[++index] == string.Empty)
{
}
// The day segment.
string daysegment = segments[index];
// Skip the empty segments.
while (segments[++index] == string.Empty)
{
}
// The time segment.
string timesegment = segments[index];
ftpFile.modTime = DateTime.Parse(string.Format("{0} {1} {2} ",
timesegment, monthsegment, daysegment));
// Skip the empty segments.
while (segments[++index] == string.Empty)
{
}
// Calculate the index of the file name part in the original string.
int filenameIndex = 0;
for (int i = 0; i < index; i++)
{
// "" represents ' ' in the original string.
if (segments[i] == string.Empty)
{
filenameIndex += 1;
}
else
{
filenameIndex += segments[i].Length + 1;
}
}
// The file name may include many segments because the name can contain ' '.
ftpFile.name = ftpFile.originalRecordString.Substring(filenameIndex).Trim();
return(ftpFile);
}
