/// <summary>
/// 转换为短格式的版本字符描述，会去掉后面的0；
/// </summary>
public static string ToShortString(this Version value)
{
if (!value.IsValid())
{
return(string.Empty);
}
if (value.Minor <= 0 && value.Build <= 0 && value.Revision <= 0)
{
return(string.Format("{0}", value.Major));
}
if (value.Build <= 0 && value.Revision <= 0)
{
return(string.Format("{0}.{1}", value.Major, value.Minor));
}
if (value.Revision <= 0)
{
return(string.Format("{0}.{1}.{2}", value.Major, value.Minor, value.Build));
}
return(string.Format("{0}.{1}.{2}.{3}", value.Major, value.Minor, value.Build, value.Revision));
}
/// <summary>
/// Esegue il controllo sulle versioni e lancia il programma di aggiornamento.
/// </summary>
private void CheckForUpdates()
{
string theVersion = null;
if (this.myVersion == null)
{
var myDir = System.Reflection.Assembly.GetExecutingAssembly().Location;
myDir = System.IO.Path.GetDirectoryName(myDir);
var myFiles = System.IO.Directory.GetFiles(myDir);
string myManifest = null;
foreach (var f in myFiles)
{
if (f.ToLower().EndsWith(".vsixmanifest"))
{
myManifest = f;
break;
}
}
if (myManifest == null)
{
return;
}
using (var theFile = System.IO.File.OpenRead(myManifest))
{
var xml = System.Xml.XmlReader.Create(theFile);
xml.ReadToFollowing("Version");
theVersion = xml.ReadString();
xml.Close();
}
if (theVersion == null)
{
return;
}
this.myVersion = new Version(theVersion);
if (!this.myVersion.IsValid())
{
this.myVersion = null;
return;
}
}
if (System.IO.Directory.Exists(@"S:\AlmaStyleFix\Updates"))
{
var files = new System.Collections.Generic.List<string>();
files.AddRange(System.IO.Directory.GetFiles(@"S:\AlmaStyleFix\Updates"));
for (int i = 0; i < files.Count; i++)
{
if (!files[i].EndsWith(".vsix"))
{
files.RemoveAt(i--);
}
}
if (files.Count > 0)
{
string fileToUpdate = null;
foreach (var f in files)
{
var theFileVersion = new Version(f);
if (!theFileVersion.IsValid())
{
continue;
}
if (theFileVersion > this.myVersion)
{
fileToUpdate = f;
break;
}
}
if (fileToUpdate != null)
{
if (this.Question(this.locRM.GetString("Update")))
{
var commonFolder = Environment.GetFolderPath(Environment.SpecialFolder.CommonProgramFilesX86);
commonFolder += "\\microsoft shared\\MSEnv\\";
var launcher = commonFolder + "VSLauncher.exe";
var pi = new System.Diagnostics.ProcessStartInfo();
pi.FileName = launcher;
pi.Arguments = fileToUpdate;
var p = new System.Diagnostics.Process();
p.StartInfo = pi;
p.Start();
}
}
}
}
}