/// <summary>
/// Tries to impersonate the current process as the user which runs explorer.exe currently. The caller should always call <see cref="IDisposable.Dispose"/> on
/// the returned instance to revert identity to self.
/// </summary>
private static ImpersonationHelper.ImpersonationContext ImpersonateUser(ImpersonationHelper.ImpersonationContext requestedIdentity)
{
NetworkNeighborhoodResourceProviderSettings settings = _settings.Settings;
ImpersonationHelper.ImpersonationContext ctx = null;
// Prefer to impersonate current interactive user.
if (settings.ImpersonateInteractive)
{
if (requestedIdentity != null && !ImpersonationHelper.RequiresImpersonate(requestedIdentity.Identity))
{
return(null);
}
ctx = ImpersonationHelper.ImpersonateByProcess("explorer");
}
if (ctx != null)
{
return(ctx);
}
// Second way based on network credentials.
if (settings.UseCredentials)
{
ctx = ImpersonationHelper.ImpersonateUser(settings.NetworkUserName, settings.NetworkPassword);
}
return(ctx);
}
public NetworkNeighborhoodResourceAccessor(NetworkNeighborhoodResourceProvider parent, string path)
{
_parent = parent;
_path = path;
if (IsServerPath(path))
{
return;
}
_impersonationContext = ImpersonateUser(null);
IResourceAccessor ra;
if (LocalFsResourceProvider.Instance.TryCreateResourceAccessor("/" + path, out ra))
{
_underlayingResource = (ILocalFsResourceAccessor)ra;
}
}
