update scroll styles

MediaBrowser.Controller/Entities/BaseItem.cs

@@ -686,7 +686,7 @@ namespace MediaBrowser.Controller.Entities
             get
             {
                 var id = DisplayParentId;
-                if (!id.HasValue)
+                if (!id.HasValue || id.Value == Guid.Empty)
                 {
                     return null;
                 }

MediaBrowser.ServerApplication/MainStartup.cs

@@ -217,6 +217,7 @@ namespace MediaBrowser.ServerApplication
         {
             var fileSystem = new WindowsFileSystem(new PatternsLogger(logManager.GetLogger("FileSystem")));
             fileSystem.AddShortcutHandler(new MbLinkShortcutHandler(fileSystem));
+            //fileSystem.AddShortcutHandler(new LnkShortcutHandler(fileSystem));
 
             var nativeApp = new WindowsApp(fileSystem, _logger)
             {

MediaBrowser.ServerApplication/MediaBrowser.ServerApplication.csproj

@@ -110,6 +110,7 @@
       <DependentUpon>MainForm.cs</DependentUpon>
     </Compile>
     <Compile Include="MainStartup.cs" />
+    <Compile Include="Native\LnkShortcutHandler.cs" />
     <Compile Include="Native\Standby.cs" />
     <Compile Include="Native\ServerAuthorization.cs" />
     <Compile Include="Native\WindowsApp.cs" />

MediaBrowser.ServerApplication/Native/LnkShortcutHandler.cs

@@ -0,0 +1,402 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Security;
+using System.Text;
+using System.Threading.Tasks;
+using CommonIO;
+
+namespace MediaBrowser.ServerApplication.Native
+{
+    public class LnkShortcutHandler : IShortcutHandler
+    {
+        public string Extension
+        {
+            get { return ".lnk"; }
+        }
+
+        public string Resolve(string shortcutPath)
+        {
+            var link = new ShellLink();
+            ((IPersistFile)link).Load(shortcutPath, NativeMethods.STGM_READ);
+            // ((IShellLinkW)link).Resolve(hwnd, 0) 
+            var sb = new StringBuilder(NativeMethods.MAX_PATH);
+            WIN32_FIND_DATA data;
+            ((IShellLinkW)link).GetPath(sb, sb.Capacity, out data, 0);
+            return sb.ToString();
+        }
+
+        public void Create(string shortcutPath, string targetPath)
+        {
+            throw new NotImplementedException();
+        }
+    }
+
+    /// <summary>
+    /// Class NativeMethods
+    /// </summary>
+    [SuppressUnmanagedCodeSecurity]
+    public static class NativeMethods
+    {
+        /// <summary>
+        /// The MA x_ PATH
+        /// </summary>
+        public const int MAX_PATH = 260;
+        /// <summary>
+        /// The MA x_ ALTERNATE
+        /// </summary>
+        public const int MAX_ALTERNATE = 14;
+        /// <summary>
+        /// The INVALI d_ HANDL e_ VALUE
+        /// </summary>
+        public static IntPtr INVALID_HANDLE_VALUE = new IntPtr(-1);
+        /// <summary>
+        /// The STG m_ READ
+        /// </summary>
+        public const uint STGM_READ = 0;
+    }
+
+    /// <summary>
+    /// Struct FILETIME
+    /// </summary>
+    [StructLayout(LayoutKind.Sequential)]
+    public struct FILETIME
+    {
+        /// <summary>
+        /// The dw low date time
+        /// </summary>
+        public uint dwLowDateTime;
+        /// <summary>
+        /// The dw high date time
+        /// </summary>
+        public uint dwHighDateTime;
+    }
+
+    /// <summary>
+    /// Struct WIN32_FIND_DATA
+    /// </summary>
+    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
+    public struct WIN32_FIND_DATA
+    {
+        /// <summary>
+        /// The dw file attributes
+        /// </summary>
+        public FileAttributes dwFileAttributes;
+        /// <summary>
+        /// The ft creation time
+        /// </summary>
+        public FILETIME ftCreationTime;
+        /// <summary>
+        /// The ft last access time
+        /// </summary>
+        public FILETIME ftLastAccessTime;
+        /// <summary>
+        /// The ft last write time
+        /// </summary>
+        public FILETIME ftLastWriteTime;
+        /// <summary>
+        /// The n file size high
+        /// </summary>
+        public int nFileSizeHigh;
+        /// <summary>
+        /// The n file size low
+        /// </summary>
+        public int nFileSizeLow;
+        /// <summary>
+        /// The dw reserved0
+        /// </summary>
+        public int dwReserved0;
+        /// <summary>
+        /// The dw reserved1
+        /// </summary>
+        public int dwReserved1;
+
+        /// <summary>
+        /// The c file name
+        /// </summary>
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = NativeMethods.MAX_PATH)]
+        public string cFileName;
+
+        /// <summary>
+        /// This will always be null when FINDEX_INFO_LEVELS = basic
+        /// </summary>
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = NativeMethods.MAX_ALTERNATE)]
+        public string cAlternate;
+
+        /// <summary>
+        /// Gets or sets the path.
+        /// </summary>
+        /// <value>The path.</value>
+        public string Path { get; set; }
+
+        /// <summary>
+        /// Returns a <see cref="System.String" /> that represents this instance.
+        /// </summary>
+        /// <returns>A <see cref="System.String" /> that represents this instance.</returns>
+        public override string ToString()
+        {
+            return Path ?? string.Empty;
+        }
+    }
+
+    /// <summary>
+    /// Enum SLGP_FLAGS
+    /// </summary>
+    [Flags]
+    public enum SLGP_FLAGS
+    {
+        /// <summary>
+        /// Retrieves the standard short (8.3 format) file name
+        /// </summary>
+        SLGP_SHORTPATH = 0x1,
+        /// <summary>
+        /// Retrieves the Universal Naming Convention (UNC) path name of the file
+        /// </summary>
+        SLGP_UNCPRIORITY = 0x2,
+        /// <summary>
+        /// Retrieves the raw path name. A raw path is something that might not exist and may include environment variables that need to be expanded
+        /// </summary>
+        SLGP_RAWPATH = 0x4
+    }
+    /// <summary>
+    /// Enum SLR_FLAGS
+    /// </summary>
+    [Flags]
+    public enum SLR_FLAGS
+    {
+        /// <summary>
+        /// Do not display a dialog box if the link cannot be resolved. When SLR_NO_UI is set,
+        /// the high-order word of fFlags can be set to a time-out value that specifies the
+        /// maximum amount of time to be spent resolving the link. The function returns if the
+        /// link cannot be resolved within the time-out duration. If the high-order word is set
+        /// to zero, the time-out duration will be set to the default value of 3,000 milliseconds
+        /// (3 seconds). To specify a value, set the high word of fFlags to the desired time-out
+        /// duration, in milliseconds.
+        /// </summary>
+        SLR_NO_UI = 0x1,
+        /// <summary>
+        /// Obsolete and no longer used
+        /// </summary>
+        SLR_ANY_MATCH = 0x2,
+        /// <summary>
+        /// If the link object has changed, update its path and list of identifiers.
+        /// If SLR_UPDATE is set, you do not need to call IPersistFile::IsDirty to determine
+        /// whether or not the link object has changed.
+        /// </summary>
+        SLR_UPDATE = 0x4,
+        /// <summary>
+        /// Do not update the link information
+        /// </summary>
+        SLR_NOUPDATE = 0x8,
+        /// <summary>
+        /// Do not execute the search heuristics
+        /// </summary>
+        SLR_NOSEARCH = 0x10,
+        /// <summary>
+        /// Do not use distributed link tracking
+        /// </summary>
+        SLR_NOTRACK = 0x20,
+        /// <summary>
+        /// Disable distributed link tracking. By default, distributed link tracking tracks
+        /// removable media across multiple devices based on the volume name. It also uses the
+        /// Universal Naming Convention (UNC) path to track remote file systems whose drive letter
+        /// has changed. Setting SLR_NOLINKINFO disables both types of tracking.
+        /// </summary>
+        SLR_NOLINKINFO = 0x40,
+        /// <summary>
+        /// Call the Microsoft Windows Installer
+        /// </summary>
+        SLR_INVOKE_MSI = 0x80
+    }
+
+    /// <summary>
+    /// The IShellLink interface allows Shell links to be created, modified, and resolved
+    /// </summary>
+    [ComImport, InterfaceType(ComInterfaceType.InterfaceIsIUnknown), Guid("000214F9-0000-0000-C000-000000000046")]
+    public interface IShellLinkW
+    {
+        /// <summary>
+        /// Retrieves the path and file name of a Shell link object
+        /// </summary>
+        /// <param name="pszFile">The PSZ file.</param>
+        /// <param name="cchMaxPath">The CCH max path.</param>
+        /// <param name="pfd">The PFD.</param>
+        /// <param name="fFlags">The f flags.</param>
+        void GetPath([Out, MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszFile, int cchMaxPath, out WIN32_FIND_DATA pfd, SLGP_FLAGS fFlags);
+        /// <summary>
+        /// Retrieves the list of item identifiers for a Shell link object
+        /// </summary>
+        /// <param name="ppidl">The ppidl.</param>
+        void GetIDList(out IntPtr ppidl);
+        /// <summary>
+        /// Sets the pointer to an item identifier list (PIDL) for a Shell link object.
+        /// </summary>
+        /// <param name="pidl">The pidl.</param>
+        void SetIDList(IntPtr pidl);
+        /// <summary>
+        /// Retrieves the description string for a Shell link object
+        /// </summary>
+        /// <param name="pszName">Name of the PSZ.</param>
+        /// <param name="cchMaxName">Name of the CCH max.</param>
+        void GetDescription([Out, MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszName, int cchMaxName);
+        /// <summary>
+        /// Sets the description for a Shell link object. The description can be any application-defined string
+        /// </summary>
+        /// <param name="pszName">Name of the PSZ.</param>
+        void SetDescription([MarshalAs(UnmanagedType.LPWStr)] string pszName);
+        /// <summary>
+        /// Retrieves the name of the working directory for a Shell link object
+        /// </summary>
+        /// <param name="pszDir">The PSZ dir.</param>
+        /// <param name="cchMaxPath">The CCH max path.</param>
+        void GetWorkingDirectory([Out, MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszDir, int cchMaxPath);
+        /// <summary>
+        /// Sets the name of the working directory for a Shell link object
+        /// </summary>
+        /// <param name="pszDir">The PSZ dir.</param>
+        void SetWorkingDirectory([MarshalAs(UnmanagedType.LPWStr)] string pszDir);
+        /// <summary>
+        /// Retrieves the command-line arguments associated with a Shell link object
+        /// </summary>
+        /// <param name="pszArgs">The PSZ args.</param>
+        /// <param name="cchMaxPath">The CCH max path.</param>
+        void GetArguments([Out, MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszArgs, int cchMaxPath);
+        /// <summary>
+        /// Sets the command-line arguments for a Shell link object
+        /// </summary>
+        /// <param name="pszArgs">The PSZ args.</param>
+        void SetArguments([MarshalAs(UnmanagedType.LPWStr)] string pszArgs);
+        /// <summary>
+        /// Retrieves the hot key for a Shell link object
+        /// </summary>
+        /// <param name="pwHotkey">The pw hotkey.</param>
+        void GetHotkey(out short pwHotkey);
+        /// <summary>
+        /// Sets a hot key for a Shell link object
+        /// </summary>
+        /// <param name="wHotkey">The w hotkey.</param>
+        void SetHotkey(short wHotkey);
+        /// <summary>
+        /// Retrieves the show command for a Shell link object
+        /// </summary>
+        /// <param name="piShowCmd">The pi show CMD.</param>
+        void GetShowCmd(out int piShowCmd);
+        /// <summary>
+        /// Sets the show command for a Shell link object. The show command sets the initial show state of the window.
+        /// </summary>
+        /// <param name="iShowCmd">The i show CMD.</param>
+        void SetShowCmd(int iShowCmd);
+        /// <summary>
+        /// Retrieves the location (path and index) of the icon for a Shell link object
+        /// </summary>
+        /// <param name="pszIconPath">The PSZ icon path.</param>
+        /// <param name="cchIconPath">The CCH icon path.</param>
+        /// <param name="piIcon">The pi icon.</param>
+        void GetIconLocation([Out, MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszIconPath,
+            int cchIconPath, out int piIcon);
+        /// <summary>
+        /// Sets the location (path and index) of the icon for a Shell link object
+        /// </summary>
+        /// <param name="pszIconPath">The PSZ icon path.</param>
+        /// <param name="iIcon">The i icon.</param>
+        void SetIconLocation([MarshalAs(UnmanagedType.LPWStr)] string pszIconPath, int iIcon);
+        /// <summary>
+        /// Sets the relative path to the Shell link object
+        /// </summary>
+        /// <param name="pszPathRel">The PSZ path rel.</param>
+        /// <param name="dwReserved">The dw reserved.</param>
+        void SetRelativePath([MarshalAs(UnmanagedType.LPWStr)] string pszPathRel, int dwReserved);
+        /// <summary>
+        /// Attempts to find the target of a Shell link, even if it has been moved or renamed
+        /// </summary>
+        /// <param name="hwnd">The HWND.</param>
+        /// <param name="fFlags">The f flags.</param>
+        void Resolve(IntPtr hwnd, SLR_FLAGS fFlags);
+        /// <summary>
+        /// Sets the path and file name of a Shell link object
+        /// </summary>
+        /// <param name="pszFile">The PSZ file.</param>
+        void SetPath([MarshalAs(UnmanagedType.LPWStr)] string pszFile);
+
+    }
+
+    /// <summary>
+    /// Interface IPersist
+    /// </summary>
+    [ComImport, Guid("0000010c-0000-0000-c000-000000000046"),
+    InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
+    public interface IPersist
+    {
+        /// <summary>
+        /// Gets the class ID.
+        /// </summary>
+        /// <param name="pClassID">The p class ID.</param>
+        [PreserveSig]
+        void GetClassID(out Guid pClassID);
+    }
+
+    /// <summary>
+    /// Interface IPersistFile
+    /// </summary>
+    [ComImport, Guid("0000010b-0000-0000-C000-000000000046"),
+    InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
+    public interface IPersistFile : IPersist
+    {
+        /// <summary>
+        /// Gets the class ID.
+        /// </summary>
+        /// <param name="pClassID">The p class ID.</param>
+        new void GetClassID(out Guid pClassID);
+        /// <summary>
+        /// Determines whether this instance is dirty.
+        /// </summary>
+        [PreserveSig]
+        int IsDirty();
+
+        /// <summary>
+        /// Loads the specified PSZ file name.
+        /// </summary>
+        /// <param name="pszFileName">Name of the PSZ file.</param>
+        /// <param name="dwMode">The dw mode.</param>
+        [PreserveSig]
+        void Load([In, MarshalAs(UnmanagedType.LPWStr)]
+            string pszFileName, uint dwMode);
+
+        /// <summary>
+        /// Saves the specified PSZ file name.
+        /// </summary>
+        /// <param name="pszFileName">Name of the PSZ file.</param>
+        /// <param name="remember">if set to <c>true</c> [remember].</param>
+        [PreserveSig]
+        void Save([In, MarshalAs(UnmanagedType.LPWStr)] string pszFileName,
+            [In, MarshalAs(UnmanagedType.Bool)] bool remember);
+
+        /// <summary>
+        /// Saves the completed.
+        /// </summary>
+        /// <param name="pszFileName">Name of the PSZ file.</param>
+        [PreserveSig]
+        void SaveCompleted([In, MarshalAs(UnmanagedType.LPWStr)] string pszFileName);
+
+        /// <summary>
+        /// Gets the cur file.
+        /// </summary>
+        /// <param name="ppszFileName">Name of the PPSZ file.</param>
+        [PreserveSig]
+        void GetCurFile([In, MarshalAs(UnmanagedType.LPWStr)] string ppszFileName);
+    }
+
+    // CLSID_ShellLink from ShlGuid.h 
+    /// <summary>
+    /// Class ShellLink
+    /// </summary>
+    [
+        ComImport,
+        Guid("00021401-0000-0000-C000-000000000046")
+    ]
+    public class ShellLink
+    {
+    }
+}