private static WarningException ValidateParameter(MkLinkParameter para, bool isFile)
{
if (para == (MkLinkParameter.Directory | MkLinkParameter.HardLink))
{
return(new WarningException("This parameter combination may fail."));
}
if (
(para.HasFlag(MkLinkParameter.Directory) || para.HasFlag(MkLinkParameter.Junction)) &&
isFile
)
{
return(new WarningException("The link made probably doesn't work.Don't make directory/junction link for files."));
}
if (!isFile &&
(
!para.HasFlag(MkLinkParameter.Directory)
&&
!para.HasFlag(MkLinkParameter.Junction)
)
)
{
return(new WarningException("The link made probably doesn't work.You should make directory/junction link for directories."));
}
return(null);
}
static void PrintEnumInfo(MkLinkParameter para)
{
Write("name:");
WriteLine(para);
Write("value:");
WriteLine((int)(para));
}
public static string GetStringForm_Single(this MkLinkParameter para)
{
return(para switch {
MkLinkParameter.Directory => "/D",
MkLinkParameter.HardLink => "/H",
MkLinkParameter.Junction => "/J",
MkLinkParameter.SymbolicLink => "",
_ => throw new ArgumentException("`para` can't be combinations", nameof(para))
});
private static string GenerateArguments(string link, string target, MkLinkParameter para)
{
string parameter = para.GetStringForm();
return($"/c mklink {parameter} {link} {target}");
}
public static MkLinkResult Execute(string link, string target, MkLinkParameter para, bool overwriteExistedFile = false)
{
//throw new NotImplementedException();
var lnkV = ValidateLink(link, overwriteExistedFile);
if (lnkV.Item1 != null)
{
return(new MkLinkResult()
{
IsSuccessful = false, Exception = lnkV.Item1, FailedStep = MkLinkFailedStep.ValidateLink
});
}
var tarV = ValidateTarget(target);
if (tarV.Item1 != null)
{
return(new MkLinkResult()
{
IsSuccessful = false, Exception = tarV.Item1, FailedStep = MkLinkFailedStep.ValidateTarget
});
}
var paVal = ValidateParameter(para, tarV.Item3);
if (paVal != null)
{
return(new MkLinkResult()
{
IsSuccessful = false, Exception = paVal, FailedStep = MkLinkFailedStep.ValidateParameter
});
}
if (overwriteExistedFile)
{
if (File.Exists(link))
{
try
{
File.Delete(link);
}
catch (Exception ex)
{
return(new MkLinkResult()
{
IsSuccessful = false, Exception = ex, FailedStep = MkLinkFailedStep.DeleteExistedFile
});
}
}
if (Directory.Exists(link))
{
try
{
DirectoryInfo di = new DirectoryInfo(link);
foreach (var fi in di.GetFiles())
{
fi.Delete();
}
foreach (var dii in di.GetDirectories())
{
dii.Delete(true);
}
Directory.Delete(link);
}
catch (Exception ex)
{
return(new MkLinkResult()
{
IsSuccessful = false, Exception = ex, FailedStep = MkLinkFailedStep.DeleteExistedFile
});
}
}
}
_mkLinkCommand.Arguments = GenerateArguments(lnkV.Item2, tarV.Item2, para);
Process p;
try
{
p = Process.Start(_mkLinkCommand);
p.WaitForExit();
}
catch (Exception e)
{
return(new MkLinkResult()
{
IsSuccessful = false, Exception = e, FailedStep = MkLinkFailedStep.StartMkLinkAndWaitForExit
});
}
if (p.ExitCode == 0)
{
return new MkLinkResult()
{
IsSuccessful = true, Exception = null, FailedStep = MkLinkFailedStep.None
}
}
;
return(new MkLinkResult()
{
IsSuccessful = false, Exception = new Exception($"MkLink utility exited with code {p.ExitCode} (Not Zero)."), FailedStep = MkLinkFailedStep.CheckExitCode
});
}
