// Parses a line from a Windows-format listing
//
// Assumes listing style as:
// 02-03-04 07:46PM <DIR> Append
protected FtpDirectoryEntry ParseWindowsDirectoryListing(string text)
{
FtpDirectoryEntry entry = new FtpDirectoryEntry();
text = text.Trim();
string dateStr = text.Substring(0, 8);
text = text.Substring(8).Trim();
string timeStr = text.Substring(0, 7);
text = text.Substring(7).Trim();
entry.CreateTime = DateTime.Parse(String.Format("{0} {1}", dateStr, timeStr));
if (text.Substring(0, 5) == "<DIR>")
{
entry.IsDirectory = true;
text = text.Substring(5).Trim();
}
else
{
entry.IsDirectory = false;
int pos = text.IndexOf(' ');
entry.Size = Int64.Parse(text.Substring(0, pos));
text = text.Substring(pos).Trim();
}
entry.Name = text; // Rest is name
return(entry);
}
// Converts a directory listing to a list of FtpDirectoryEntrys
protected List <FtpDirectoryEntry> ParseDirectoryListing(string listing)
{
ParseLine parseFunction = null;
List <FtpDirectoryEntry> entries = new List <FtpDirectoryEntry>();
string[] lines = listing.Split('\n');
FtpDirectoryFormat format = GuessDirectoryFormat(lines);
if (format == FtpDirectoryFormat.Windows)
{
parseFunction = ParseWindowsDirectoryListing;
}
else if (format == FtpDirectoryFormat.Unix)
{
parseFunction = ParseUnixDirectoryListing;
}
if (parseFunction != null)
{
foreach (string line in lines)
{
if (line.Length > 0)
{
FtpDirectoryEntry entry = parseFunction(line);
if (entry.Name != "." && entry.Name != "..")
{
entries.Add(entry);
}
}
}
}
return(entries);;
}
// Parses a line from a UNIX-format listing
//
// Assumes listing style as:
// dr-xr-xr-x 1 owner group 0 Nov 25 2002 bussys
protected FtpDirectoryEntry ParseUnixDirectoryListing(string text)
{
// Assuming record style as
// dr-xr-xr-x 1 owner group 0 Nov 25 2002 bussys
FtpDirectoryEntry entry = new FtpDirectoryEntry();
string processstr = text.Trim();
entry.Flags = processstr.Substring(0, 9);
entry.IsDirectory = (entry.Flags[0] == 'd');
processstr = (processstr.Substring(11)).Trim();
CutSubstringWithTrim(ref processstr, ' ', 0); //skip one part
entry.Owner = CutSubstringWithTrim(ref processstr, ' ', 0);
entry.Group = CutSubstringWithTrim(ref processstr, ' ', 0);
CutSubstringWithTrim(ref processstr, ' ', 0); //skip one part
entry.CreateTime = DateTime.Parse(CutSubstringWithTrim(ref processstr, ' ', 8));
entry.Name = processstr; //Rest of the part is name
return(entry);
}