Merge pull request #849 from thogil/master

Partial fix for some issues with absolute episodes (those not in a season)

MediaBrowser.Controller/Entities/TV/Episode.cs

@@ -273,7 +273,7 @@ namespace MediaBrowser.Controller.Entities.TV
             {
                 if (!IndexNumber.HasValue && !string.IsNullOrEmpty(Path))
                 {
-                    IndexNumber = TVUtils.GetEpisodeNumberFromFile(Path, Parent is Season);
+                    IndexNumber = TVUtils.GetEpisodeNumberFromFile(Path, true);
 
                     // If a change was made record it
                     if (IndexNumber.HasValue)

MediaBrowser.Controller/Library/TVUtils.cs

@@ -93,27 +93,26 @@ namespace MediaBrowser.Controller.Library
         };
 
         /// <summary>
-        /// To avoid the following matching movies they are only valid when contained in a folder which has been matched as a being season
+        /// To avoid the following matching movies they are only valid when contained in a folder which has been matched as a being season, or the media type is TV series
         /// </summary>
-        private static readonly Regex[] EpisodeExpressionsInASeasonFolder =
+        private static readonly Regex[] EpisodeExpressionsWithoutSeason =
         {
             new Regex(
-                @".*(\\|\/)(?<epnumber>\d{1,2})\s?-\s?[^\\\/]*$",
+                @".*[\\\/](?<epnumber>\d{1,3})\.\w+$",
                 RegexOptions.Compiled),
-            // 01 - blah.avi, 01-blah.avi
+            // "01.avi"
             new Regex(
-                @".*(\\|\/)(?<epnumber>\d{1,2})[^\d\\]*[^\\\/]*$",
+                @".*(\\|\/)(?<epnumber>\d{1,2})\s?-\s?[^\\\/]*$",
                 RegexOptions.Compiled),
-            // 01.avi, 01.blah.avi "01 - 22 blah.avi" 
-            new Regex(
-                @".*(\\|\/)(?<seasonnumber>\d)(?<epnumber>\d{1,2})[^\d\\]+[^\\\/]*$",
+            // "01 - blah.avi", "01-blah.avi"
+             new Regex(
+                @".*(\\|\/)(?<epnumber>\d{1,2})\.[^\\\/]+$",
                 RegexOptions.Compiled),
-            // 01.avi, 01.blah.avi
+            // "01.blah.avi"
             new Regex(
-                @".*(\\|\/)\D*\d+(?<epnumber>\d{2})",
-                RegexOptions.Compiled)
-            // hell0 - 101 -  hello.avi
-
+                @".*[\\\/][^\\\/]* - (?<epnumber>\d{1,3})[^\\\/]*$",
+                RegexOptions.Compiled),
+            // "blah - 01.avi", "blah 2 - 01.avi", "blah - 01 blah.avi", "blah 2 - 01 blah", "blah - 01 - blah.avi", "blah 2 - 01 - blah"
         };
 
         /// <summary>
@@ -197,7 +196,7 @@ namespace MediaBrowser.Controller.Library
         /// <param name="path">The path.</param>
         /// <param name="fileSystemChildren">The file system children.</param>
         /// <returns><c>true</c> if [is series folder] [the specified path]; otherwise, <c>false</c>.</returns>
-        public static bool IsSeriesFolder(string path, IEnumerable<FileSystemInfo> fileSystemChildren, IDirectoryService directoryService)
+        public static bool IsSeriesFolder(string path, bool considerSeasonlessSeries, IEnumerable<FileSystemInfo> fileSystemChildren, IDirectoryService directoryService)
         {
             // A folder with more than 3 non-season folders in will not becounted as a series
             var nonSeriesFolders = 0;
@@ -236,7 +235,7 @@ namespace MediaBrowser.Controller.Library
 
                     if (EntityResolutionHelper.IsVideoFile(fullName) || EntityResolutionHelper.IsVideoPlaceHolder(fullName))
                     {
-                        if (GetEpisodeNumberFromFile(fullName, false).HasValue)
+                        if (GetEpisodeNumberFromFile(fullName, considerSeasonlessSeries).HasValue)
                         {
                             return true;
                         }
@@ -251,9 +250,9 @@ namespace MediaBrowser.Controller.Library
         /// Episodes the number from file.
         /// </summary>
         /// <param name="fullPath">The full path.</param>
-        /// <param name="isInSeason">if set to <c>true</c> [is in season].</param>
+        /// <param name="considerSeasonlessNames">if set to <c>true</c> [is in season].</param>
         /// <returns>System.String.</returns>
-        public static int? GetEpisodeNumberFromFile(string fullPath, bool isInSeason)
+        public static int? GetEpisodeNumberFromFile(string fullPath, bool considerSeasonlessNames)
         {
             string fl = fullPath.ToLower();
             foreach (var r in EpisodeExpressions)
@@ -262,9 +261,9 @@ namespace MediaBrowser.Controller.Library
                 if (m.Success)
                     return ParseEpisodeNumber(m.Groups["epnumber"].Value);
             }
-            if (isInSeason)
+            if (considerSeasonlessNames)
             {
-                var match = EpisodeExpressionsInASeasonFolder.Select(r => r.Match(fl))
+                var match = EpisodeExpressionsWithoutSeason.Select(r => r.Match(fl))
                     .FirstOrDefault(m => m.Success);
 
                 if (match != null)

MediaBrowser.Providers/TV/TvdbEpisodeProvider.cs

@@ -217,13 +217,8 @@ namespace MediaBrowser.Providers.TV
             var episodeNumber = identity.IndexNumber;
             var seasonOffset = TvdbSeriesProvider.GetSeriesOffset(seriesProviderIds) ?? 0;
             var seasonNumber = identity.SeasonIndex + seasonOffset;
-
-            if (seasonNumber == null)
-            {
-                return null;
-            }
-
-            var file = Path.Combine(seriesDataPath, string.Format("episode-{0}-{1}.xml", seasonNumber.Value, episodeNumber));
+            
+            string file;
             var success = false;
             var usingAbsoluteData = false;
 
@@ -236,14 +231,18 @@ namespace MediaBrowser.Providers.TV
 
             try
             {
-                FetchMainEpisodeInfo(episode, file, cancellationToken);
+                if (seasonNumber != null)
+                {
+                    file = Path.Combine(seriesDataPath, string.Format("episode-{0}-{1}.xml", seasonNumber.Value, episodeNumber));
+                    FetchMainEpisodeInfo(episode, file, cancellationToken);
 
-                success = true;
+                    success = true;
+                }
             }
             catch (FileNotFoundException)
             {
                 // Could be using absolute numbering
-                if (seasonNumber.Value != 1)
+                if (seasonNumber.HasValue && seasonNumber.Value != 1)
                 {
                     throw;
                 }
@@ -255,6 +254,7 @@ namespace MediaBrowser.Providers.TV
 
                 FetchMainEpisodeInfo(episode, file, cancellationToken);
                 usingAbsoluteData = true;
+                success = true;
             }
 
             var end = identity.IndexNumberEnd ?? episodeNumber;

MediaBrowser.Server.Implementations/Library/Resolvers/TV/SeriesResolver.cs

@@ -74,7 +74,7 @@ namespace MediaBrowser.Server.Implementations.Library.Resolvers.TV
                     return null;
                 }
                 
-                if (args.ContainsMetaFileByName("series.xml") || filename.IndexOf("[tvdbid=", StringComparison.OrdinalIgnoreCase) != -1 || TVUtils.IsSeriesFolder(args.Path, args.FileSystemChildren, args.DirectoryService))
+                if (args.ContainsMetaFileByName("series.xml") || filename.IndexOf("[tvdbid=", StringComparison.OrdinalIgnoreCase) != -1 || TVUtils.IsSeriesFolder(args.Path, collectionType == CollectionType.TvShows, args.FileSystemChildren, args.DirectoryService))
                 {
                     return new Series();
                 }

MediaBrowser.Tests/Resolvers/TvUtilTests.cs

@@ -59,6 +59,17 @@ namespace MediaBrowser.Tests.Resolvers
             Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"Season 2\02 - blah 14 blah.avi", true));
             Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"Season 1\02 - blah-02 a.avi", true));
             Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"Season 2\02.avi", true));
+
+            //Without seasons
+            Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"The Simpsons\02.avi", true));
+            Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"The Simpsons\02 - Ep Name.avi", true));
+            Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"The Simpsons\02-Ep Name.avi", true));
+            Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"The Simpsons\02.EpName.avi", true));
+            Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"The Simpsons\The Simpsons - 02.avi", true));
+            Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"The Simpsons\The Simpsons - 02 - Ep Name.avi", true));
+            Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"The Simpsons\The Simpsons - 02 Ep Name.avi", true));
+            Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"The Simpsons\The Simpsons 5 - 02 - Ep Name.avi", true));
+            Assert.AreEqual(02, TVUtils.GetEpisodeNumberFromFile(@"The Simpsons\The Simpsons 5 - 02 Ep Name.avi", true));
         }
 
         [TestMethod]