[Fixes #6248] Prevent users from renaming their root folder

src/Orchard.Web/Modules/Orchard.MediaLibrary/Controllers/FolderController.cs

@@ -83,6 +83,12 @@ namespace Orchard.MediaLibrary.Controllers {
                 return new HttpUnauthorizedResult();
             }
 
+            // Shouldn't be able to rename the root folder
+            if (IsRootFolder(folderPath)) {
+                return new HttpUnauthorizedResult();
+            }
+
+
             var viewModel = new MediaManagerFolderEditViewModel {
                 FolderPath = folderPath,
                 Name = folderPath.Split(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar).Last()
@@ -104,6 +110,11 @@ namespace Orchard.MediaLibrary.Controllers {
                 return new HttpUnauthorizedResult();
             }
 
+            // Shouldn't be able to rename the root folder
+            if(IsRootFolder(viewModel.FolderPath)) {
+                return new HttpUnauthorizedResult();
+            }
+
             try {
                 _mediaLibraryService.RenameFolder(viewModel.FolderPath, viewModel.Name);
                 Services.Notifier.Information(T("Media folder renamed"));
@@ -165,5 +176,10 @@ namespace Orchard.MediaLibrary.Controllers {
 
             return Json(true);
         }
+
+        private bool IsRootFolder(string folderPath) {
+            var rootMediaFolder = _mediaLibraryService.GetRootMediaFolder();
+            return String.Equals(rootMediaFolder.MediaPath, folderPath, StringComparison.OrdinalIgnoreCase);
+        }
     }
 }

src/Orchard.Web/Modules/Orchard.MediaLibrary/Scripts/media-library.js

@@ -609,5 +609,8 @@ $(function () {
             });
             return false;
         });
+
+        // Select recent folder when the page is initialized.
+        viewModel.selectRecent();
     })(window.mediaLibrarySettings);
 })