1 files changed, 33 insertions, 4 deletions
diff --git a/MediaBrowser.Controller/Entities/BaseItem.cs b/MediaBrowser.Controller/Entities/BaseItem.cs
index 2adc4ecb9..4c9008b22 100644
--- a/MediaBrowser.Controller/Entities/BaseItem.cs
+++ b/MediaBrowser.Controller/Entities/BaseItem.cs
@@ -1,5 +1,8 @@
 using MediaBrowser.Model.Entities;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.IO;
 using System;
+using System.Threading.Tasks;
 using System.Collections.Generic;
 using System.Linq;
 
@@ -7,6 +10,15 @@ namespace MediaBrowser.Controller.Entities
 {
     public abstract class BaseItem : BaseEntity, IHasProviderIds
     {
+
+        public IEnumerable<string> PhysicalLocations
+        {
+            get
+            {
+                return _resolveArgs.PhysicalLocations;
+            }
+        }
+
         public string SortName { get; set; }
 
         /// <summary>
@@ -14,10 +26,6 @@ namespace MediaBrowser.Controller.Entities
         /// </summary>
         public DateTime? PremiereDate { get; set; }
 
-        public string Path { get; set; }
-
-        public Folder Parent { get; set; }
-
         public string LogoImagePath { get; set; }
 
         public string ArtImagePath { get; set; }
@@ -135,6 +143,18 @@ namespace MediaBrowser.Controller.Entities
         }
 
         /// <summary>
+        /// Determine if we have changed vs the passed in copy
+        /// </summary>
+        /// <param name="copy"></param>
+        /// <returns></returns>
+        public virtual bool IsChanged(BaseItem copy)
+        {
+            bool changed = copy.DateModified != this.DateModified;
+            if (changed) MediaBrowser.Common.Logging.Logger.LogDebugInfo(this.Name + " changed - original creation: " + this.DateCreated + " new creation: " + copy.DateCreated + " original modified: " + this.DateModified + " new modified: " + copy.DateModified);
+            return changed;
+        }
+
+        /// <summary>
         /// Determines if the item is considered new based on user settings
         /// </summary>
         public bool IsRecentlyAdded(User user)
@@ -169,5 +189,14 @@ namespace MediaBrowser.Controller.Entities
                 data.PlaybackPositionTicks = 0;
             }
         }
+
+        /// <summary>
+        /// Do whatever refreshing is necessary when the filesystem pertaining to this item has changed.
+        /// </summary>
+        /// <returns></returns>
+        public virtual Task ChangedExternally()
+        {
+            return Task.Run(() => RefreshMetadata());
+        }
     }
 }