From 1adcfaadef7436a4ec6252927bffd477415d7145 Mon Sep 17 00:00:00 2001
From: Luke Pulverenti <luke.pulverenti@gmail.com>
Date: Sun, 14 Aug 2016 17:29:35 -0400
Subject: refresh people on demand, when needed

---
 MediaBrowser.Api/UserLibrary/UserLibraryService.cs | 39 ++++++++++++++++++++--
 1 file changed, 37 insertions(+), 2 deletions(-)

(limited to 'MediaBrowser.Api/UserLibrary/UserLibraryService.cs')

diff --git a/MediaBrowser.Api/UserLibrary/UserLibraryService.cs b/MediaBrowser.Api/UserLibrary/UserLibraryService.cs
index 3be11bdc5..eba17e776 100644
--- a/MediaBrowser.Api/UserLibrary/UserLibraryService.cs
+++ b/MediaBrowser.Api/UserLibrary/UserLibraryService.cs
@@ -12,6 +12,8 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
+using CommonIO;
+using MediaBrowser.Controller.Providers;
 
 namespace MediaBrowser.Api.UserLibrary
 {
@@ -262,14 +264,16 @@ namespace MediaBrowser.Api.UserLibrary
         private readonly ILibraryManager _libraryManager;
         private readonly IDtoService _dtoService;
         private readonly IUserViewManager _userViewManager;
+        private readonly IFileSystem _fileSystem;
 
-        public UserLibraryService(IUserManager userManager, ILibraryManager libraryManager, IUserDataManager userDataRepository, IDtoService dtoService, IUserViewManager userViewManager)
+        public UserLibraryService(IUserManager userManager, ILibraryManager libraryManager, IUserDataManager userDataRepository, IDtoService dtoService, IUserViewManager userViewManager, IFileSystem fileSystem)
         {
             _userManager = userManager;
             _libraryManager = libraryManager;
             _userDataRepository = userDataRepository;
             _dtoService = dtoService;
             _userViewManager = userViewManager;
+            _fileSystem = fileSystem;
         }
 
         /// <summary>
@@ -426,12 +430,14 @@ namespace MediaBrowser.Api.UserLibrary
         /// </summary>
         /// <param name="request">The request.</param>
         /// <returns>System.Object.</returns>
-        public object Get(GetItem request)
+        public async Task<object> Get(GetItem request)
         {
             var user = _userManager.GetUserById(request.UserId);
 
             var item = string.IsNullOrEmpty(request.Id) ? user.RootFolder : _libraryManager.GetItemById(request.Id);
 
+            await RefreshItemOnDemandIfNeeded(item).ConfigureAwait(false);
+
             var dtoOptions = GetDtoOptions(request);
 
             var result = _dtoService.GetBaseItemDto(item, dtoOptions, user);
@@ -439,6 +445,35 @@ namespace MediaBrowser.Api.UserLibrary
             return ToOptimizedSerializedResultUsingCache(result);
         }
 
+        private async Task RefreshItemOnDemandIfNeeded(BaseItem item)
+        {
+            if (item is Person)
+            {
+                var hasMetdata = !string.IsNullOrWhiteSpace(item.Overview) && item.HasImage(ImageType.Primary);
+                var performFullRefresh = !hasMetdata && (DateTime.UtcNow - item.DateLastRefreshed).TotalDays >= 7;
+
+                if (!hasMetdata)
+                {
+                    var defaultMetadataRefreshMode = performFullRefresh
+                        ? MetadataRefreshMode.FullRefresh
+                        : MetadataRefreshMode.Default;
+
+                    var imageRefreshMode = performFullRefresh
+                        ? ImageRefreshMode.FullRefresh
+                        : ImageRefreshMode.Default;
+
+                    var options = new MetadataRefreshOptions(_fileSystem)
+                    {
+                        MetadataRefreshMode = defaultMetadataRefreshMode,
+                        ImageRefreshMode = imageRefreshMode,
+                        ForceSave = performFullRefresh
+                    };
+
+                    await item.RefreshMetadata(options, CancellationToken.None).ConfigureAwait(false);
+                }
+            }
+        }
+
         /// <summary>
         /// Gets the specified request.
         /// </summary>
-- 
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