public static DeleteFilesOptions Parse(IEnumerable <string> arguments)
{
var parms = new DeleteFilesOptions();
var options = new OptionSet()
.Add("r", p => parms.Recursive = true)
.Add("f", p => parms.RemoveEmptyDirectories = true)
.Add("y", p => parms.UseRecycleBin = true)
.Add("d=", d => parms.Days = Convert.ToInt32(d))
.Add("s=", s => parms.Seconds = Convert.ToInt32(s))
.Add("help|?", p => ShowHelp());
var fullpath = options.Parse(arguments);
if (!fullpath.Any())
{
Console.WriteLine("pathspec not specified!");
ShowHelp();
}
parms.Path = System.IO.Path.GetDirectoryName(fullpath[0]);
parms.FileSpec = System.IO.Path.GetFileName(fullpath[0]);
return(parms);
}
public bool ProcessFiles(DeleteFilesOptions options)
{
if (!Directory.Exists(options.Path))
{
ShowMessage("Path does not exist: " + options.Path);
}
return(ProcessFolder(options.Path, options));
}
protected bool ProcessFolder(string activeFolder, DeleteFilesOptions options)
{
bool success = true;
foreach (var file in Directory.EnumerateFiles(activeFolder, options.FileSpec))
{
try {
if (IsFileToBeDeleted(file, options))
{
if (options.UseRecycleBin)
{
FileSystem.DeleteFile(file, UIOption.OnlyErrorDialogs, RecycleOption.SendToRecycleBin);
}
else
{
File.Delete(file);
}
ShowMessage("Deleting " + file);
}
}
catch (Exception) {
ShowMessage("Failed to delete file: " + file);
success = false;
}
}
if (options.Recursive)
{
foreach (var dir in Directory.EnumerateDirectories(activeFolder))
{
success = ProcessFolder(dir, options);
if (success && options.RemoveEmptyDirectories)
{
if (!Directory.EnumerateFiles(dir).Any() && !Directory.EnumerateDirectories(dir).Any())
{
try {
if (options.UseRecycleBin)
{
FileSystem.DeleteDirectory(dir, UIOption.OnlyErrorDialogs, RecycleOption.SendToRecycleBin);
}
else
{
Directory.Delete(dir);
}
}
catch (Exception) {
ShowMessage("Failed to delete directory: " + dir);
}
}
}
}
}
return(success);
}
static void Main(string[] args)
{
try {
var options = DeleteFilesOptions.Parse(args);
var processor = new DeleteFilesProcessor();
processor.ProcessFiles(options);
}
catch (Exception ex) {
Console.WriteLine(ex);
Environment.Exit(1);
}
}
private bool IsFileToBeDeleted(string file, DeleteFilesOptions options)
{
if (options.Seconds > -1)
{
var ftime = File.GetLastWriteTimeUtc(file);
return(DateTime.UtcNow > ftime.AddSeconds(options.Seconds));
}
if (options.Days > -1)
{
var ftime = File.GetLastWriteTime(file);
return(DateTime.Now.Date >= ftime.Date.AddDays(options.Days));
}
return(true);
}
public static DeleteFilesOptions Parse(IEnumerable<string> arguments)
{
var parms = new DeleteFilesOptions();
var options = new OptionSet()
.Add("r", p => parms.Recursive = true)
.Add("f", p => parms.RemoveEmptyDirectories = true)
.Add("y", p => parms.UseRecycleBin = true)
.Add("d=", d => parms.Days = Convert.ToInt32(d))
.Add("s=", s => parms.Seconds = Convert.ToInt32(s))
.Add("help|?", p => ShowHelp());
var fullpath = options.Parse(arguments);
if (!fullpath.Any()) {
Console.WriteLine("pathspec not specified!");
ShowHelp();
}
parms.Path = System.IO.Path.GetDirectoryName(fullpath[0]);
parms.FileSpec = System.IO.Path.GetFileName(fullpath[0]);
return parms;
}
