private static Script genVersion(ScriptContext context)
{
Script script = createEmptyScript(context, "xsharper //version");;
script.Id = "version";
script.Add(new Set("process", "${=System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName}"));
script.Add(new Set("net", "${=string.Join(', ',(string[])XS.Utils.GetInstalledNETVersions())}"));
script.Add(new Print {
OutTo = "^bold", Value = HelpHelper.GetLogo(context)
});
script.Add(new Print());
script.Add(new Print {
Transform = TransformRules.Trim | TransformRules.Expand, NewLine = false, Value = @"
Environment:
====================
Operating system : ${=Environment.OSVersion.VersionString}
Available .NET Frameworks : ${net}
.NET Framework : ${=Environment.Version}
Current directory : ${=.CurrentDirectory}
Privileges : ${=.IsAdministrator?'Administrator':'Not administrator (use //requireAdmin)'}
XSharper executable : ${process}
Configuration file : ${=AppDomain.CurrentDomain.SetupInformation.ConfigurationFile} ${=File.Exists(AppDomain.CurrentDomain.SetupInformation.ConfigurationFile)?'':'(does not exist)'}
Environment variables:
=======================
XSH_PATH : ${%XSH_PATH%|''}
XSH_REF : ${%XSH_REF%|''}
XSH_COLORS : ${%XSH_COLORS%|''}"
});
script.Add(new Print());
return(script);
}
private static int updateStage(ScriptContext cout, string[] args)
{
string procName = Process.GetCurrentProcess().MainModule.FileName;
try
{
if (args[0] == "overwrite")
{
cout.WriteLine(OutputType.Info, "XSharper update started.");
}
cout.WriteLine(OutputType.Info, "Terminating parent process #" + args[1]);
Process p = Process.GetProcessById(Utils.To <int>(args[1]));
if (p != null)
{
p.Kill();
p.Close();
}
Stopwatch sw = Stopwatch.StartNew();
cout.Write(OutputType.Info, "Waiting for program to close...");
for (int i = 0; i < 15; ++i)
{
cout.Write(OutputType.Info, ".");
Thread.Sleep(1000);
try
{
FileInfo fi = new FileInfo(args[2]);
if (!fi.Exists)
{
break;
}
fi.Attributes = FileAttributes.Normal;
using (var q = new FileStream(fi.FullName, FileMode.Open, FileAccess.Write, FileShare.None))
break;
}
catch
{
}
}
cout.WriteLine(OutputType.Info);
switch (args[0])
{
case "overwrite":
cout.WriteLine(OutputType.Info, "Copying " + procName + " to " + args[2] + "...");
File.Copy(procName, args[2], true);
cout.WriteLine(OutputType.Info, "Waiting for 2 seconds...");
Thread.Sleep(2000);
ProcessStartInfo pi = new ProcessStartInfo
{
WorkingDirectory = Environment.CurrentDirectory,
FileName = args[2],
Arguments = "//" + xs.updateStage.Replace("xs.", "") + " delete " + Process.GetCurrentProcess().Id + " " + Utils.QuoteArg(procName),
UseShellExecute = false,
CreateNoWindow = false
};
cout.WriteLine(OutputType.Info, "Executing final part...");
Process pr = Process.Start(pi);
if (pr != null)
{
pr.WaitForExit();
}
return(0);
case "delete":
cout.WriteLine(OutputType.Info, "Deleting a temporary file " + args[2]);
File.Delete(args[2]);
Thread.Sleep(2000);
cout.WriteLine(OutputType.Info, string.Empty);
cout.WriteLine(OutputType.Info);
cout.WriteLine(OutputType.Bold, HelpHelper.GetLogo(cout));
cout.WriteLine(OutputType.Info, "Update successful. The program will terminate in 5 seconds.");
Thread.Sleep(5000);
return(0);
default:
return(-1);
}
}
catch (Exception e)
{
cout.WriteLine(OutputType.Error, e.Message);
cout.WriteLine(OutputType.Error, "Software update failed. The program will terminate in 5 seconds.");
Thread.Sleep(5000);
return(-1);
}
}
private static int upgrade(ScriptContext cout)
{
string procName = Process.GetCurrentProcess().MainModule.FileName;
string tmp = null;
try
{
cout.WriteLine(OutputType.Bold, HelpHelper.GetLogo(cout));
cout.WriteLine(OutputType.Info, "Currently executing " + procName);
if (BitConverter.ToString(Assembly.GetExecutingAssembly().GetName().GetPublicKeyToken()).Length == 0)
{
cout.Write(OutputType.Error, "This XSharper build is not digitally signed and cannot be upgraded automatically. Please upgrade manually...");
return(-1);
}
// Find out if upgrade is due
var current = Assembly.GetExecutingAssembly().GetName().Version;
cout.Write(OutputType.Info, "Checking the latest XSharper version...");
using (var wc = new WebClientEx())
{
wc.CachePolicy = new RequestCachePolicy(RequestCacheLevel.Revalidate);
var verBytes = wc.DownloadData("http://www.xsharper.com/xsharper-version.txt");
var latest = new Version(Encoding.ASCII.GetString(verBytes));
cout.WriteLine(OutputType.Info, string.Empty);
cout.WriteLine(OutputType.Info, "The latest available version is " + latest);
if (latest <= current)
{
cout.WriteLine("Installed XSharper version is up to date.");
return(0);
}
cout.WriteLine(OutputType.Info, "Downloading the latest XSharper binary...");
byte[] exe = wc.DownloadData(Environment.Version.Major >= 4?
"http://www.xsharper.com/xsharper4.exe" :
"http://www.xsharper.com/xsharper.exe");
Assembly a = Assembly.Load(exe);
tmp = Utils.BackslashAdd(Path.GetTempPath()) + "xsharper" + latest + ".exe";
File.WriteAllBytes(tmp, exe);
// Verify signature
cout.WriteLine(OutputType.Info, "Verifying digital signature...");
if (BitConverter.ToString(a.GetName().GetPublicKeyToken()) != BitConverter.ToString(Assembly.GetExecutingAssembly().GetName().GetPublicKeyToken()))
{
cout.Write(OutputType.Error, "Failed. The downloaded XSharper binary is signed with a different key. Please upgrade manually.");
return(-1);
}
cout.WriteLine(OutputType.Info, "Done.");
byte wasVerified = 0;
if (!StrongNameSignatureVerificationEx(tmp, 1, ref wasVerified))
{
cout.Write(OutputType.Error, "Downloaded XSharper binary has invalid signature. Upgrade is aborted.");
return(-1);
}
cout.WriteLine(OutputType.Info, string.Empty);
}
// Run it
cout.WriteLine(OutputType.Info, "Starting update...");
var pi = new ProcessStartInfo
{
WorkingDirectory = Environment.CurrentDirectory,
FileName = tmp,
Arguments = xs.updateStage.Replace("xs.", "//") + " overwrite " + Process.GetCurrentProcess().Id + " " + Utils.QuoteArg(procName),
UseShellExecute = true,
};
Process pr = Process.Start(pi);
if (pr != null)
{
pr.WaitForExit();
}
// If the script is successful, this process will be killed and this line never executed
throw new ScriptRuntimeException("Failed to start upgrade");
}
catch (Exception e)
{
cout.WriteLine(OutputType.Error, e.Message);
cout.WriteLine(OutputType.Error, "Software update is cancelled.");
return(-1);
}
finally
{
if (tmp != null && File.Exists(tmp))
{
File.Delete(tmp);
}
}
}
