From afcaec0a894df038f8b88a517a01bace0d3c237c Mon Sep 17 00:00:00 2001
From: Collin-Swish <79892877+Collin-Swish@users.noreply.github.com>
Date: Sun, 18 Jan 2026 11:30:39 -0500
Subject: [PATCH] Backport pull request #15965 from jellyfin/release-10.11.z

Add mblink creation logic to library update endpoint.

Original-merge: 22d593b8e986ecdb42fb1e618bfcf833b0a6f118

Merged-by: crobibero <cody@robibe.ro>

Backported-by: Bond_009 <bond.009@outlook.com>
---
 .../Library/LibraryManager.cs                 | 33 +++++++++++--------
 .../Controllers/LibraryStructureController.cs | 11 +++++++
 .../Library/ILibraryManager.cs                |  7 ++++
 3 files changed, 38 insertions(+), 13 deletions(-)

diff --git a/Emby.Server.Implementations/Library/LibraryManager.cs b/Emby.Server.Implementations/Library/LibraryManager.cs
index bdf04edc2e..f7f5c387e1 100644
--- a/Emby.Server.Implementations/Library/LibraryManager.cs
+++ b/Emby.Server.Implementations/Library/LibraryManager.cs
@@ -3201,19 +3201,7 @@ namespace Emby.Server.Implementations.Library
             var rootFolderPath = _configurationManager.ApplicationPaths.DefaultUserViewsPath;
             var virtualFolderPath = Path.Combine(rootFolderPath, virtualFolderName);
 
-            var shortcutFilename = Path.GetFileNameWithoutExtension(path);
-
-            var lnk = Path.Combine(virtualFolderPath, shortcutFilename + ShortcutFileExtension);
-
-            while (File.Exists(lnk))
-            {
-                shortcutFilename += "1";
-                lnk = Path.Combine(virtualFolderPath, shortcutFilename + ShortcutFileExtension);
-            }
-
-            _fileSystem.CreateShortcut(lnk, _appHost.ReverseVirtualPath(path));
-
-            RemoveContentTypeOverrides(path);
+            CreateShortcut(virtualFolderPath, pathInfo);
 
             if (saveLibraryOptions)
             {
@@ -3378,5 +3366,24 @@ namespace Emby.Server.Implementations.Library
 
             return item is UserRootFolder || item.IsVisibleStandalone(user);
         }
+
+        public void CreateShortcut(string virtualFolderPath, MediaPathInfo pathInfo)
+        {
+            var path = pathInfo.Path;
+            var rootFolderPath = _configurationManager.ApplicationPaths.DefaultUserViewsPath;
+
+            var shortcutFilename = Path.GetFileNameWithoutExtension(path);
+
+            var lnk = Path.Combine(virtualFolderPath, shortcutFilename + ShortcutFileExtension);
+
+            while (File.Exists(lnk))
+            {
+                shortcutFilename += "1";
+                lnk = Path.Combine(virtualFolderPath, shortcutFilename + ShortcutFileExtension);
+            }
+
+            _fileSystem.CreateShortcut(lnk, _appHost.ReverseVirtualPath(path));
+            RemoveContentTypeOverrides(path);
+        }
     }
 }
diff --git a/Jellyfin.Api/Controllers/LibraryStructureController.cs b/Jellyfin.Api/Controllers/LibraryStructureController.cs
index 2a885662b5..117811429a 100644
--- a/Jellyfin.Api/Controllers/LibraryStructureController.cs
+++ b/Jellyfin.Api/Controllers/LibraryStructureController.cs
@@ -342,6 +342,17 @@ public class LibraryStructureController : BaseJellyfinApiController
             return NotFound();
         }
 
+        LibraryOptions options = item.GetLibraryOptions();
+        foreach (var mediaPath in request.LibraryOptions!.PathInfos)
+        {
+            if (options.PathInfos.Any(i => i.Path == mediaPath.Path))
+            {
+                continue;
+            }
+
+            _libraryManager.CreateShortcut(item.Path, mediaPath);
+        }
+
         item.UpdateLibraryOptions(request.LibraryOptions);
         return NoContent();
     }
diff --git a/MediaBrowser.Controller/Library/ILibraryManager.cs b/MediaBrowser.Controller/Library/ILibraryManager.cs
index 675812ac23..df1c98f3f7 100644
--- a/MediaBrowser.Controller/Library/ILibraryManager.cs
+++ b/MediaBrowser.Controller/Library/ILibraryManager.cs
@@ -660,5 +660,12 @@ namespace MediaBrowser.Controller.Library
         /// This exists so plugins can trigger a library scan.
         /// </remarks>
         void QueueLibraryScan();
+
+        /// <summary>
+        /// Add mblink file for a media path.
+        /// </summary>
+        /// <param name="virtualFolderPath">The path to the virtualfolder.</param>
+        /// <param name="pathInfo">The new virtualfolder.</param>
+        public void CreateShortcut(string virtualFolderPath, MediaPathInfo pathInfo);
     }
 }