From 1e5c3db9eba730fe8b52995e5c699c22983fa62a Mon Sep 17 00:00:00 2001
From: Luke Pulverenti <luke.pulverenti@gmail.com>
Date: Fri, 23 Jun 2017 12:04:45 -0400
Subject: support individual library refreshing

---
 MediaBrowser.Controller/Entities/BaseItem.cs | 38 +++++++++++++++++++++++-----
 1 file changed, 31 insertions(+), 7 deletions(-)

(limited to 'MediaBrowser.Controller/Entities/BaseItem.cs')

diff --git a/MediaBrowser.Controller/Entities/BaseItem.cs b/MediaBrowser.Controller/Entities/BaseItem.cs
index 4efea94d8..b4a3d89ea 100644
--- a/MediaBrowser.Controller/Entities/BaseItem.cs
+++ b/MediaBrowser.Controller/Entities/BaseItem.cs
@@ -1058,6 +1058,16 @@ namespace MediaBrowser.Controller.Entities
             return RefreshMetadata(new MetadataRefreshOptions(new DirectoryService(Logger, FileSystem)), cancellationToken);
         }
 
+        protected virtual void TriggerOnRefreshStart()
+        {
+
+        }
+
+        protected virtual void TriggerOnRefreshComplete()
+        {
+
+        }
+
         /// <summary>
         /// Overrides the base implementation to refresh metadata for local trailers
         /// </summary>
@@ -1066,6 +1076,8 @@ namespace MediaBrowser.Controller.Entities
         /// <returns>true if a provider reports we changed</returns>
         public async Task<ItemUpdateType> RefreshMetadata(MetadataRefreshOptions options, CancellationToken cancellationToken)
         {
+            TriggerOnRefreshStart();
+
             var locationType = LocationType;
 
             var requiresSave = false;
@@ -1091,14 +1103,21 @@ namespace MediaBrowser.Controller.Entities
                 }
             }
 
-            var refreshOptions = requiresSave
-                ? new MetadataRefreshOptions(options)
-                {
-                    ForceSave = true
-                }
-                : options;
+            try
+            {
+                var refreshOptions = requiresSave
+                    ? new MetadataRefreshOptions(options)
+                    {
+                        ForceSave = true
+                    }
+                    : options;
 
-            return await ProviderManager.RefreshSingleItem(this, refreshOptions, cancellationToken).ConfigureAwait(false);
+                return await ProviderManager.RefreshSingleItem(this, refreshOptions, cancellationToken).ConfigureAwait(false);
+            }
+            finally
+            {
+                TriggerOnRefreshComplete();
+            }
         }
 
         [IgnoreDataMember]
@@ -2421,5 +2440,10 @@ namespace MediaBrowser.Controller.Entities
         {
             return new List<ExternalUrl>();
         }
+
+        public virtual double? GetRefreshProgress()
+        {
+            return null;
+        }
     }
 }
\ No newline at end of file
-- 
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