Implemented PPC time zone modification !

1 files changed, 115 insertions, 0 deletions

diff --git a/Software/Visual_Studio/PPC/Tango.PPC.Common/OS/DefaultOperationSystemManager.cs b/Software/Visual_Studio/PPC/Tango.PPC.Common/OS/DefaultOperationSystemManager.cs
new file mode 100644
index 000000000..5e6b9c156
--- /dev/null
+++ b/Software/Visual_Studio/PPC/Tango.PPC.Common/OS/DefaultOperationSystemManager.cs
@@ -0,0 +1,115 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Management;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+using Tango.PPC.Common.Scripting;
+
+namespace Tango.PPC.Common.OS
+{
+    using System.Collections.ObjectModel;
+    using SLID = Guid; //SLID id declaration as typedef GUID SLID; in slpublic.h 
+
+    /// <summary>
+    /// Represents the default windows activation manager.
+    /// </summary>
+    /// <seealso cref="Tango.PPC.Common.OS.IOperationSystemManager" />
+    public class DefaultOperationSystemManager : IOperationSystemManager
+    {
+        #region Win32
+
+        private enum SL_GENUINE_STATE
+        {
+            SL_GEN_STATE_IS_GENUINE = 0,
+            SL_GEN_STATE_INVALID_LICENSE = 1,
+            SL_GEN_STATE_TAMPERED = 2,
+            SL_GEN_STATE_OFFLINE = 3,
+            SL_GEN_STATE_LAST = 4
+        }
+
+        [DllImportAttribute("Slwga.dll", EntryPoint = "SLIsGenuineLocal", CharSet = CharSet.None, ExactSpelling = false, SetLastError = false, PreserveSig = true, CallingConvention = CallingConvention.Winapi, BestFitMapping = false, ThrowOnUnmappableChar = false)]
+        [PreserveSigAttribute()]
+        private static extern uint SLIsGenuineLocal(ref SLID slid, [In, Out] ref SL_GENUINE_STATE genuineState, IntPtr val3);
+
+        #endregion
+
+        /// <summary>
+        /// Determines whether the OS is activated.
+        /// </summary>
+        /// <returns></returns>
+        public Task<bool> IsActivated()
+        {
+            return Task.Factory.StartNew<bool>(() =>
+            {
+                Guid ApplicationID = new Guid("55c92734-d682-4d71-983e-d6ec3f16059f"); //Application ID GUID http://technet.microsoft.com/en-us/library/dd772270.aspx
+                SLID windowsSlid = (Guid)ApplicationID;
+                try
+                {
+                    SL_GENUINE_STATE genuineState = SL_GENUINE_STATE.SL_GEN_STATE_LAST;
+                    uint ResultInt = SLIsGenuineLocal(ref windowsSlid, ref genuineState, IntPtr.Zero);
+                    if (ResultInt == 0)
+                    {
+                        return (genuineState == SL_GENUINE_STATE.SL_GEN_STATE_IS_GENUINE);
+                    }
+                    else
+                    {
+                        throw new InvalidOperationException("An error occurred while trying to get the OS activation status.");
+                    }
+
+                }
+                catch (Exception ex)
+                {
+                    throw ex;
+                }
+            });
+        }
+
+        /// <summary>
+        /// Activates the OS using the specified activation key.
+        /// </summary>
+        /// <param name="activationKey">The activation key.</param>
+        /// <returns></returns>
+        public async Task Activate(string activationKey)
+        {
+            CmdCommand command = new CmdCommand("cscript", $"C:\\Windows\\System32\\slmgr.vbs -ipk {activationKey}");
+            await command.Run();
+
+            if (!await IsActivated())
+            {
+                throw new ApplicationException("The activation was completed but activation status returned a false response.");
+            }
+        }
+
+        /// <summary>
+        /// Deactivates the OS license.
+        /// </summary>
+        /// <returns></returns>
+        /// <exception cref="System.NotImplementedException"></exception>
+        public Task Deactivate()
+        {
+            throw new NotImplementedException("Deactivating windows license is not supported.");
+        }
+
+        /// <summary>
+        /// Gets the available time zones.
+        /// </summary>
+        /// <returns></returns>
+        public ReadOnlyCollection<TimeZoneInfo> GetAvailableTimeZones()
+        {
+            return TimeZoneInfo.GetSystemTimeZones();
+        }
+
+        /// <summary>
+        /// Changes the operation system time zone.
+        /// </summary>
+        /// <param name="timeZone">The time zone.</param>
+        /// <returns></returns>
+        public async Task ChangeTimeZone(TimeZoneInfo timeZone)
+        {
+            CmdCommand cmd = new CmdCommand("tzutil", $"/s \"{timeZone.StandardName}\"");
+            await cmd.Run();
+        }
+    }
+}