Added more IBN api methods

MediaBrowser.Api/HttpHandlers/StudioHandler.cs

@@ -0,0 +1,53 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using MediaBrowser.Common.Net.Handlers;
+using MediaBrowser.Controller;
+using MediaBrowser.Model.DTO;
+using MediaBrowser.Model.Entities;
+
+namespace MediaBrowser.Api.HttpHandlers
+{
+    /// <summary>
+    /// Gets a single studio
+    /// </summary>
+    public class StudioHandler : BaseJsonHandler<IBNItem<Studio>>
+    {
+        protected override IBNItem<Studio> GetObjectToSerialize()
+        {
+            Folder parent = ApiService.GetItemById(QueryString["id"]) as Folder;
+            Guid userId = Guid.Parse(QueryString["userid"]);
+            User user = Kernel.Instance.Users.First(u => u.Id == userId);
+
+            string name = QueryString["name"];
+
+            return GetStudio(parent, user, name);
+        }
+
+        /// <summary>
+        /// Gets a Studio
+        /// </summary>
+        private IBNItem<Studio> GetStudio(Folder parent, User user, string name)
+        {
+            int count = 0;
+
+            // Get all the allowed recursive children
+            IEnumerable<BaseItem> allItems = parent.GetParentalAllowedRecursiveChildren(user);
+
+            foreach (var item in allItems)
+            {
+                if (item.Studios != null && item.Studios.Any(s => s.Equals(name, StringComparison.OrdinalIgnoreCase)))
+                {
+                    count++;
+                }
+            }
+
+            // Get the original entity so that we can also supply the PrimaryImagePath
+            return new IBNItem<Studio>()
+            {
+                Item = Kernel.Instance.ItemController.GetStudio(name),
+                BaseItemCount = count
+            };
+        }
+    }
+}