fix library scan stopping and restarting itself

MediaBrowser.Model/Configuration/ServerConfiguration.cs

@@ -275,7 +275,10 @@ namespace MediaBrowser.Model.Configuration
             MetadataCountryCode = "US";
             DownloadMovieImages = new ImageDownloadOptions();
             DownloadSeriesImages = new ImageDownloadOptions();
-            DownloadSeasonImages = new ImageDownloadOptions();
+            DownloadSeasonImages = new ImageDownloadOptions
+            {
+                Backdrops = false
+            };
             DownloadMusicArtistImages = new ImageDownloadOptions();
             DownloadMusicAlbumImages = new ImageDownloadOptions();
             MaxBackdrops = 3;

MediaBrowser.Providers/Movies/MovieDbProvider.cs

@@ -221,7 +221,7 @@ namespace MediaBrowser.Providers.Movies
                     !imagesFileInfo.Exists || _fileSystem.GetLastWriteTimeUtc(imagesFileInfo) > providerInfo.LastRefreshed;
             }
 
-            return true;
+            return base.NeedsRefreshBasedOnCompareDate(item, providerInfo);
         }
 
         /// <summary>

MediaBrowser.Providers/Savers/XmlSaverHelpers.cs

@@ -562,8 +562,8 @@ namespace MediaBrowser.Providers.Savers
                     {
                         var timespan = TimeSpan.FromTicks(item.RunTimeTicks.Value);
 
-                        builder.Append("<Duration>" + Convert.ToInt32(timespan.TotalMinutes).ToString(UsCulture) + "</Duration>");
-                        builder.Append("<DurationSeconds>" + Convert.ToInt32(timespan.TotalSeconds).ToString(UsCulture) + "</DurationSeconds>");
+                        builder.Append("<Duration>" + Convert.ToInt64(timespan.TotalMinutes).ToString(UsCulture) + "</Duration>");
+                        builder.Append("<DurationSeconds>" + Convert.ToInt64(timespan.TotalSeconds).ToString(UsCulture) + "</DurationSeconds>");
                     }
 
                     if (video != null && video.Video3DFormat.HasValue)

MediaBrowser.Providers/TV/RemoteSeasonProvider.cs

@@ -158,7 +158,7 @@ namespace MediaBrowser.Providers.TV
                 try
                 {
                     var fanartData = FetchFanartXmlData(imagesXmlPath, seasonNumber.Value, cancellationToken);
-                    await DownloadImages(item, fanartData, 1, cancellationToken).ConfigureAwait(false);
+                    await DownloadImages(item, fanartData, ConfigurationManager.Configuration.MaxBackdrops, cancellationToken).ConfigureAwait(false);
                 }
                 catch (FileNotFoundException)
                 {

MediaBrowser.Server.Implementations/IO/DirectoryWatchers.cs

@@ -361,7 +361,33 @@ namespace MediaBrowser.Server.Implementations.IO
             if (e.ChangeType == WatcherChangeTypes.Changed)
             {
                 // If the parent of an ignored path has a change event, ignore that too
-                if (tempIgnorePaths.Any(i => string.Equals(Path.GetDirectoryName(i), e.FullPath, StringComparison.OrdinalIgnoreCase) || string.Equals(i, e.FullPath, StringComparison.OrdinalIgnoreCase)))
+                if (tempIgnorePaths.Any(i =>
+                {
+                    if (string.Equals(i, e.FullPath, StringComparison.OrdinalIgnoreCase))
+                    {
+                        return true;
+                    }
+
+                    // Go up a level
+                    var parent = Path.GetDirectoryName(i);
+                    if (string.Equals(parent, e.FullPath, StringComparison.OrdinalIgnoreCase))
+                    {
+                        return true;
+                    }
+
+                    // Go up another level
+                    if (!string.IsNullOrEmpty(parent))
+                    {
+                        parent = Path.GetDirectoryName(i);
+                        if (string.Equals(parent, e.FullPath, StringComparison.OrdinalIgnoreCase))
+                        {
+                            return true;
+                        }
+                    }
+
+                    return false;
+
+                }))
                 {
                     return;
                 }

MediaBrowser.Server.Implementations/Persistence/SqliteDisplayPreferencesRepository.cs

@@ -80,7 +80,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
         {
             var dbFile = Path.Combine(_appPaths.DataPath, "displaypreferences.db");
 
-            _connection = await SqliteExtensions.ConnectToDb(dbFile).ConfigureAwait(false);
+            _connection = await SqliteExtensions.ConnectToDb(dbFile, _logger).ConfigureAwait(false);
 
             string[] queries = {
 

MediaBrowser.Server.Implementations/Persistence/SqliteExtensions.cs

@@ -128,15 +128,18 @@ namespace MediaBrowser.Server.Implementations.Persistence
         /// Connects to db.
         /// </summary>
         /// <param name="dbPath">The db path.</param>
+        /// <param name="logger">The logger.</param>
         /// <returns>Task{IDbConnection}.</returns>
         /// <exception cref="System.ArgumentNullException">dbPath</exception>
-        public static async Task<IDbConnection> ConnectToDb(string dbPath)
+        public static async Task<IDbConnection> ConnectToDb(string dbPath, ILogger logger)
         {
             if (string.IsNullOrEmpty(dbPath))
             {
                 throw new ArgumentNullException("dbPath");
             }
 
+            logger.Info("Opening {0}", dbPath);
+
 			#if __MonoCS__
 			var connectionstr = new SqliteConnectionStringBuilder
 			{

MediaBrowser.Server.Implementations/Persistence/SqliteItemRepository.cs

@@ -91,7 +91,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
 
             var chapterDbFile = Path.Combine(_appPaths.DataPath, "chapters.db");
 
-            var chapterConnection = SqliteExtensions.ConnectToDb(chapterDbFile).Result;
+            var chapterConnection = SqliteExtensions.ConnectToDb(chapterDbFile, _logger).Result;
 
             _chapterRepository = new SqliteChapterRepository(chapterConnection, logManager);
         }
@@ -104,7 +104,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
         {
             var dbFile = Path.Combine(_appPaths.DataPath, "library.db");
 
-            _connection = await SqliteExtensions.ConnectToDb(dbFile).ConfigureAwait(false);
+            _connection = await SqliteExtensions.ConnectToDb(dbFile, _logger).ConfigureAwait(false);
 
             string[] queries = {
 

MediaBrowser.Server.Implementations/Persistence/SqliteNotificationsRepository.cs

@@ -37,7 +37,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
         {
             var dbFile = Path.Combine(_appPaths.DataPath, "notifications.db");
 
-            _connection = await SqliteExtensions.ConnectToDb(dbFile).ConfigureAwait(false);
+            _connection = await SqliteExtensions.ConnectToDb(dbFile, _logger).ConfigureAwait(false);
             
             string[] queries = {
 

MediaBrowser.Server.Implementations/Persistence/SqliteUserDataRepository.cs

@@ -73,7 +73,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
         {
             var dbFile = Path.Combine(_appPaths.DataPath, "userdata_v2.db");
 
-            _connection = await SqliteExtensions.ConnectToDb(dbFile).ConfigureAwait(false);
+            _connection = await SqliteExtensions.ConnectToDb(dbFile, _logger).ConfigureAwait(false);
 
             string[] queries = {
 

MediaBrowser.Server.Implementations/Persistence/SqliteUserRepository.cs

@@ -70,7 +70,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
         {
             var dbFile = Path.Combine(_appPaths.DataPath, "users.db");
 
-            _connection = await SqliteExtensions.ConnectToDb(dbFile).ConfigureAwait(false);
+            _connection = await SqliteExtensions.ConnectToDb(dbFile, _logger).ConfigureAwait(false);
             
             string[] queries = {
 

MediaBrowser.Server.Implementations/Providers/ImageSaver.cs

@@ -1,4 +1,5 @@
-using MediaBrowser.Common.IO;
+using System.Collections.Generic;
+using MediaBrowser.Common.IO;
 using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.Audio;
@@ -268,7 +269,7 @@ namespace MediaBrowser.Server.Implementations.Providers
                     {
                         item.ScreenshotImagePaths[imageIndex.Value] = path;
                     }
-                    else
+                    else if (!item.ScreenshotImagePaths.Contains(path, StringComparer.OrdinalIgnoreCase))
                     {
                         item.ScreenshotImagePaths.Add(path);
                     }
@@ -282,7 +283,7 @@ namespace MediaBrowser.Server.Implementations.Providers
                     {
                         item.BackdropImagePaths[imageIndex.Value] = path;
                     }
-                    else
+                    else if (!item.BackdropImagePaths.Contains(path, StringComparer.OrdinalIgnoreCase))
                     {
                         item.BackdropImagePaths.Add(path);
                     }
@@ -333,14 +334,14 @@ namespace MediaBrowser.Server.Implementations.Providers
                     {
                         throw new ArgumentNullException("imageIndex");
                     }
-                    filename = imageIndex.Value == 0 ? "backdrop" : "backdrop" + imageIndex.Value.ToString(UsCulture);
+                    filename = GetBackdropSaveFilename(item.BackdropImagePaths, "backdrop", "backdrop", imageIndex.Value);
                     break;
                 case ImageType.Screenshot:
                     if (!imageIndex.HasValue)
                     {
                         throw new ArgumentNullException("imageIndex");
                     }
-                    filename = imageIndex.Value == 0 ? "screenshot" : "screenshot" + imageIndex.Value.ToString(UsCulture);
+                    filename = GetBackdropSaveFilename(item.ScreenshotImagePaths, "screenshot", "screenshot", imageIndex.Value);
                     break;
                 default:
                     filename = type.ToString().ToLower();
@@ -380,6 +381,24 @@ namespace MediaBrowser.Server.Implementations.Providers
             return path;
         }
 
+        private string GetBackdropSaveFilename(List<string> images, string zeroIndexFilename, string numberedIndexPrefix, int index)
+        {
+            var filesnames = images.Select(Path.GetFileNameWithoutExtension).ToList();
+
+            if (index == 0)
+            {
+                return zeroIndexFilename;
+            }
+
+            var current = index;
+            while (filesnames.Contains(numberedIndexPrefix + current.ToString(UsCulture), StringComparer.OrdinalIgnoreCase))
+            {
+                current++;
+            }
+
+            return numberedIndexPrefix + current.ToString(UsCulture);
+        }
+
         /// <summary>
         /// Gets the compatible save paths.
         /// </summary>

MediaBrowser.Server.Implementations/Sorting/PremiereDateComparer.cs

@@ -35,7 +35,14 @@ namespace MediaBrowser.Server.Implementations.Sorting
             
             if (x.ProductionYear.HasValue)
             {
-                return new DateTime(x.ProductionYear.Value, 1, 1, 0, 0, 0, DateTimeKind.Utc);
+                try
+                {
+                    return new DateTime(x.ProductionYear.Value, 1, 1, 0, 0, 0, DateTimeKind.Utc);
+                }
+                catch (ArgumentOutOfRangeException)
+                {
+                    // Don't blow up if the item has a bad ProductionYear, just return MinValue
+                }
             }
             return DateTime.MinValue;
         }