public static WindowsVersion ParseBuildString(string BuildString)
{
WindowsVersion verinfo = new WindowsVersion();
if (BuildString.Contains(" built by: ") && BuildString.Contains(" at: ") && BuildString.Count(x => x == '.') == 3)
{
// Early version
var splitparts = BuildString.Split(' ');
var rawversion = splitparts[0];
var branch = splitparts[3];
var compiledate = splitparts[5];
var splitver = rawversion.Split('.');
verinfo.MajorVersion = ulong.Parse(splitver[0]);
verinfo.MinorVersion = ulong.Parse(splitver[1]);
verinfo.BuildNumber = ulong.Parse(splitver[2]);
verinfo.DeltaVersion = ulong.Parse(splitver[3]);
verinfo.BranchName = branch;
verinfo.CompileDate = compiledate;
}
else if (BuildString.Contains(" (") && BuildString.Contains(")") && BuildString.Count(x => x == '.') >= 4)
{
if (BuildString.Contains(" (WinBuild."))
{
// MS new thing
var splitparts = BuildString.Split(' ');
var rawversion = splitparts[0];
var splitver = rawversion.Split('.');
verinfo.MajorVersion = ulong.Parse(splitver[0]);
verinfo.MinorVersion = ulong.Parse(splitver[1]);
verinfo.BuildNumber = ulong.Parse(splitver[2]);
verinfo.DeltaVersion = ulong.Parse(splitver[3]);
}
else
{
// Normal thing
var splitparts = BuildString.Split(' ');
var rawversion = splitparts[0];
var rawdetails = splitparts[1];
var splitdetails = rawdetails.TrimStart('(').TrimEnd(')').Split('.');
var branch = splitdetails[0];
var compiledate = splitdetails[1];
var splitver = rawversion.Split('.');
Console.WriteLine(rawversion);
verinfo.MajorVersion = ulong.Parse(splitver[0]);
verinfo.MinorVersion = ulong.Parse(splitver[1]);
verinfo.BuildNumber = ulong.Parse(splitver[2]);
verinfo.DeltaVersion = ulong.Parse(splitver[3]);
verinfo.BranchName = branch;
verinfo.CompileDate = compiledate;
}
}
else if (BuildString.Count(x => x == '.') == 3)
{
var splitver = BuildString.Split('.');
verinfo.MajorVersion = ulong.Parse(splitver[0]);
verinfo.MinorVersion = ulong.Parse(splitver[1]);
verinfo.BuildNumber = ulong.Parse(splitver[2]);
verinfo.DeltaVersion = ulong.Parse(splitver[3]);
}
return(verinfo);
}
public static WindowsVersion GetGreaterVersion(WindowsVersion version1, WindowsVersion version2)
{
if (version1 == null)
{
return(version2);
}
if (version2 == null)
{
return(version1);
}
if (version1.MajorVersion != version2.MajorVersion)
{
if (version1.MajorVersion > version2.MajorVersion)
{
return(version1);
}
return(version2);
}
if (version1.MinorVersion != version2.MinorVersion)
{
if (version1.MinorVersion > version2.MinorVersion)
{
return(version1);
}
return(version2);
}
if (version1.BuildNumber != version2.BuildNumber)
{
if (version1.BuildNumber > version2.BuildNumber)
{
return(version1);
}
return(version2);
}
if (version1.DeltaVersion != version2.DeltaVersion)
{
if (version1.DeltaVersion > version2.DeltaVersion)
{
return(version1);
}
return(version2);
}
if (version1.CompileDate != version2.CompileDate)
{
if (string.IsNullOrEmpty(version1.CompileDate))
{
return(version2);
}
if (string.IsNullOrEmpty(version2.CompileDate))
{
return(version1);
}
CultureInfo provider = CultureInfo.InvariantCulture;
string format = "yyMMDD-HHmm";
DateTime date1 = DateTime.ParseExact(version1.CompileDate, format, provider);
DateTime date2 = DateTime.ParseExact(version2.CompileDate, format, provider);
if (date1 > date2)
{
return(version1);
}
return(version2);
}
return(version1);
}
