internal InstallationInfo(string path)
{
Path = path;
Installed = File.Exists(InstallationManager.GetDebuggerVisualizerFilePath(path));
if (!Installed)
{
return;
}
// Trying to determine the version by loading it into a sandbox domain.
try
{
#if NETFRAMEWORK
Evidence evidence = new Evidence(AppDomain.CurrentDomain.Evidence);
AppDomain sandboxDomain = AppDomain.CreateDomain(nameof(InitializerSandbox), evidence, Files.GetExecutingPath(), null, false);
try
{
// initializing by the constructor rather than unwrapping and calling a public method because unwrap may fail if executed from a Visual Studio package
#if NET35
Activator.CreateInstance(sandboxDomain, Assembly.GetExecutingAssembly().FullName, typeof(InitializerSandbox).FullName, false, BindingFlags.Public | BindingFlags.Instance, null, new object[] { this, path }, null, null, evidence);
#else
Activator.CreateInstance(sandboxDomain, Assembly.GetExecutingAssembly().FullName, typeof(InitializerSandbox).FullName, false, BindingFlags.Public | BindingFlags.Instance, null, new object[] { this, path }, null, null);
#endif
}
finally
{
AppDomain.Unload(sandboxDomain);
}
#else
var context = new SandboxContext(path);
try
{
// note: we use LoadFromStream instead of LoadFromAssemblyPath because that keeps the file locked even after unloading the context
using var fs = File.OpenRead(InstallationManager.GetDebuggerVisualizerFilePath(path));
Assembly asm = context.LoadFromStream(fs);
Version = asm.GetName().Version;
RuntimeVersion = asm.ImageRuntimeVersion;
TargetFramework = (Attribute.GetCustomAttribute(asm, typeof(TargetFrameworkAttribute)) as TargetFrameworkAttribute)?.FrameworkName;
}
catch (Exception e) when(!e.IsCritical())
{
Version = null;
RuntimeVersion = null;
}
finally
{
context.Unload();
}
#endif
}
catch (Exception e) when(!e.IsCritical())
{
RuntimeVersion = null;
InitializeInfoByFileVersion(path);
}
}
private void InitializeInfoByFileVersion(string path)
{
try
{
Version = new Version(FileVersionInfo.GetVersionInfo(InstallationManager.GetDebuggerVisualizerFilePath(path)).FileVersion);
}
catch (Exception e) when(!e.IsCritical())
{
Version = null;
}
}
public InitializerSandbox(InstallationInfo info, string path)
{
try
{
Assembly asm = Assembly.LoadFrom(InstallationManager.GetDebuggerVisualizerFilePath(path));
info.Version = asm.GetName().Version;
info.RuntimeVersion = asm.ImageRuntimeVersion;
#if !NET35
info.TargetFramework = (Attribute.GetCustomAttribute(asm, typeof(TargetFrameworkAttribute)) as TargetFrameworkAttribute)?.FrameworkName;
#endif
}
catch (Exception e) when(!e.IsCritical())
{
info.Version = null;
info.RuntimeVersion = null;
}
}
