added a recursive flag to refresh api

MediaBrowser.Api/LibraryService.cs

@@ -100,9 +100,12 @@ namespace MediaBrowser.Api
     [Api(Description = "Refreshes metadata for an item")]
     public class RefreshItem : IReturnVoid
     {
-        [ApiMember(Name = "IsForced", Description = "Indicates if a normal or forced refresh should occur.", IsRequired = true, DataType = "bool", ParameterType = "query", Verb = "POST")]
-        public bool IsForced { get; set; }
+        [ApiMember(Name = "Forced", Description = "Indicates if a normal or forced refresh should occur.", IsRequired = true, DataType = "bool", ParameterType = "query", Verb = "POST")]
+        public bool Forced { get; set; }
 
+        [ApiMember(Name = "Recursive", Description = "Indicates if the refresh should occur recursively.", IsRequired = true, DataType = "bool", ParameterType = "query", Verb = "POST")]
+        public bool Recursive { get; set; }
+        
         [ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
         public string Id { get; set; }
     }
@@ -323,7 +326,16 @@ namespace MediaBrowser.Api
         {
             var item = DtoBuilder.GetItemByClientId(request.Id, _userManager, _libraryManager);
 
-            item.RefreshMetadata(CancellationToken.None, forceRefresh: request.IsForced);
+            var folder = item as Folder;
+
+            if (folder != null)
+            {
+                folder.ValidateChildren(new Progress<double>(), CancellationToken.None, request.Recursive, request.Forced);
+            }
+            else
+            {
+                item.RefreshMetadata(CancellationToken.None, forceRefresh: request.Forced);
+            }
         }
 
         /// <summary>

MediaBrowser.Controller/Entities/CollectionFolder.cs

@@ -55,8 +55,9 @@ namespace MediaBrowser.Controller.Entities
         /// <param name="progress">The progress.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
         /// <param name="recursive">if set to <c>true</c> [recursive].</param>
+        /// <param name="forceRefreshMetadata">if set to <c>true</c> [force refresh metadata].</param>
         /// <returns>Task.</returns>
-        protected override Task ValidateChildrenInternal(IProgress<double> progress, CancellationToken cancellationToken, bool? recursive = null)
+        protected override Task ValidateChildrenInternal(IProgress<double> progress, CancellationToken cancellationToken, bool? recursive = null, bool forceRefreshMetadata = false)
         {
             //we don't directly validate our children
             //but we do need to clear out the index cache...

MediaBrowser.Controller/Entities/Folder.cs

@@ -554,8 +554,9 @@ namespace MediaBrowser.Controller.Entities
         /// <param name="progress">The progress.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
         /// <param name="recursive">if set to <c>true</c> [recursive].</param>
+        /// <param name="forceRefreshMetadata">if set to <c>true</c> [force refresh metadata].</param>
         /// <returns>Task.</returns>
-        public async Task ValidateChildren(IProgress<double> progress, CancellationToken cancellationToken, bool? recursive = null)
+        public async Task ValidateChildren(IProgress<double> progress, CancellationToken cancellationToken, bool? recursive = null, bool forceRefreshMetadata = false)
         {
             cancellationToken.ThrowIfCancellationRequested();
 
@@ -575,7 +576,7 @@ namespace MediaBrowser.Controller.Entities
 
                 var linkedCancellationTokenSource = CancellationTokenSource.CreateLinkedTokenSource(innerCancellationTokenSource.Token, cancellationToken);
 
-                await ValidateChildrenInternal(progress, linkedCancellationTokenSource.Token, recursive).ConfigureAwait(false);
+                await ValidateChildrenInternal(progress, linkedCancellationTokenSource.Token, recursive, forceRefreshMetadata).ConfigureAwait(false);
             }
             catch (OperationCanceledException ex)
             {
@@ -606,8 +607,9 @@ namespace MediaBrowser.Controller.Entities
         /// <param name="progress">The progress.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
         /// <param name="recursive">if set to <c>true</c> [recursive].</param>
+        /// <param name="forceRefreshMetadata">if set to <c>true</c> [force refresh metadata].</param>
         /// <returns>Task.</returns>
-        protected async virtual Task ValidateChildrenInternal(IProgress<double> progress, CancellationToken cancellationToken, bool? recursive = null)
+        protected async virtual Task ValidateChildrenInternal(IProgress<double> progress, CancellationToken cancellationToken, bool? recursive = null, bool forceRefreshMetadata = false)
         {
             // Nothing to do here
             if (LocationType != LocationType.FileSystem)
@@ -723,7 +725,7 @@ namespace MediaBrowser.Controller.Entities
 
             cancellationToken.ThrowIfCancellationRequested();
 
-            await RefreshChildren(validChildren, progress, cancellationToken, recursive).ConfigureAwait(false);
+            await RefreshChildren(validChildren, progress, cancellationToken, recursive, forceRefreshMetadata).ConfigureAwait(false);
 
             progress.Report(100);
         }
@@ -735,8 +737,9 @@ namespace MediaBrowser.Controller.Entities
         /// <param name="progress">The progress.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
         /// <param name="recursive">if set to <c>true</c> [recursive].</param>
+        /// <param name="forceRefreshMetadata">if set to <c>true</c> [force refresh metadata].</param>
         /// <returns>Task.</returns>
-        private async Task RefreshChildren(IEnumerable<Tuple<BaseItem, bool>> children, IProgress<double> progress, CancellationToken cancellationToken, bool? recursive)
+        private async Task RefreshChildren(IEnumerable<Tuple<BaseItem, bool>> children, IProgress<double> progress, CancellationToken cancellationToken, bool? recursive, bool forceRefreshMetadata = false)
         {
             var list = children.ToList();
 
@@ -760,7 +763,7 @@ namespace MediaBrowser.Controller.Entities
                     var child = currentTuple.Item1;
 
                     //refresh it
-                    await child.RefreshMetadata(cancellationToken, resetResolveArgs: child.IsFolder, forceSave: currentTuple.Item2).ConfigureAwait(false);
+                    await child.RefreshMetadata(cancellationToken, resetResolveArgs: child.IsFolder, forceSave: currentTuple.Item2, forceRefresh: forceRefreshMetadata).ConfigureAwait(false);
 
                     // Refresh children if a folder and the item changed or recursive is set to true
                     var refreshChildren = child.IsFolder && (currentTuple.Item2 || (recursive.HasValue && recursive.Value));