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Add support for detecting if user has administrative privileges.

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This commit is contained in:
Natalia Portillo
2018-11-27 21:28:51 +00:00
parent 656b791b47
commit 8965a63ac7
2 changed files with 29 additions and 5 deletions
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33
DiscImageChef.CommonTypes/Interop/DetectOS.cs
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@@ -40,6 +40,7 @@ using System;
using System.Diagnostics;
using System.IO;
using System.Runtime.InteropServices;
using System.Security.Principal;
namespace DiscImageChef.CommonTypes.Interop
{
@@ -57,6 +58,11 @@ namespace DiscImageChef.CommonTypes.Interop
/// </summary>
public static readonly bool Is32Bit = IntPtr.Size == 4;
public static bool IsWindows =>
GetRealPlatformID() == PlatformID.Win32NT || GetRealPlatformID() == PlatformID.Win32S ||
GetRealPlatformID() == PlatformID.Win32Windows || GetRealPlatformID() == PlatformID.WinCE ||
GetRealPlatformID() == PlatformID.WindowsPhone || GetRealPlatformID() == PlatformID.Xbox;
[DllImport("libc", SetLastError = true)]
static extern int uname(out utsname name);
@@ -270,6 +276,28 @@ namespace DiscImageChef.CommonTypes.Interop
}
}
public static bool IsAdmin
{
get
{
if(!IsWindows) return Environment.UserName == "root";
bool isAdmin;
WindowsIdentity user = null;
try
{
user = WindowsIdentity.GetCurrent();
WindowsPrincipal principal = new WindowsPrincipal(user);
isAdmin = principal.IsInRole(WindowsBuiltInRole.Administrator);
}
catch(UnauthorizedAccessException ex) { isAdmin = false; }
catch(Exception ex) { isAdmin = false; }
finally { user?.Dispose(); }
return isAdmin;
}
}
/// <summary>
/// POSIX uname structure, size from OSX, big enough to handle extra fields
/// </summary>
@@ -302,10 +330,5 @@ namespace DiscImageChef.CommonTypes.Interop
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
public string machine;
}
public static bool IsWindows =>
GetRealPlatformID() == PlatformID.Win32NT || GetRealPlatformID() == PlatformID.Win32S ||
GetRealPlatformID() == PlatformID.Win32Windows || GetRealPlatformID() == PlatformID.WinCE ||
GetRealPlatformID() == PlatformID.WindowsPhone || GetRealPlatformID() == PlatformID.Xbox;
}
}