fixes #586 - Support extrafanart folder for backdrops

MediaBrowser.Controller/Providers/BaseMetadataProvider.cs

@@ -354,7 +354,7 @@ namespace MediaBrowser.Controller.Providers
         }
 
         private Dictionary<string, string> _fileStampExtensionsDictionary;
-        private  Dictionary<string, string> FileStampExtensionsDictionary
+        private Dictionary<string, string> FileStampExtensionsDictionary
         {
             get
             {
@@ -400,46 +400,50 @@ namespace MediaBrowser.Controller.Providers
 
             // Record the name of each file 
             // Need to sort these because accoring to msdn docs, our i/o methods are not guaranteed in any order
-            foreach (var file in resolveArgs.FileSystemChildren
-                .Where(i => IncludeInFileStamp(i, extensions, numExtensions))
-                .OrderBy(f => f.Name))
-            {
-                sb.Append(file.Name);
-            }
-
-            foreach (var file in resolveArgs.MetadataFiles
-                .Where(i => IncludeInFileStamp(i, extensions, numExtensions))
-                .OrderBy(f => f.Name))
-            {
-                sb.Append(file.Name);
-            }
+            AddFiles(sb, resolveArgs.FileSystemChildren, extensions, numExtensions);
+            AddFiles(sb, resolveArgs.MetadataFiles, extensions, numExtensions);
 
             return sb.ToString().GetMD5();
         }
 
+        private static readonly Dictionary<string, string> FoldersToMonitor = new[] { "extrafanart" }
+            .ToDictionary(i => i, StringComparer.OrdinalIgnoreCase);
+
         /// <summary>
-        /// Includes the in file stamp.
+        /// Adds the files.
         /// </summary>
-        /// <param name="file">The file.</param>
+        /// <param name="sb">The sb.</param>
+        /// <param name="files">The files.</param>
         /// <param name="extensions">The extensions.</param>
         /// <param name="numExtensions">The num extensions.</param>
-        /// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
-        private bool IncludeInFileStamp(FileSystemInfo file, Dictionary<string,string> extensions, int numExtensions)
+        private void AddFiles(StringBuilder sb, IEnumerable<FileSystemInfo> files, Dictionary<string, string> extensions, int numExtensions)
         {
-            try
+            foreach (var file in files
+                .OrderBy(f => f.Name))
             {
-                if ((file.Attributes & FileAttributes.Directory) == FileAttributes.Directory)
+                try
                 {
-                    return false;
+                    if ((file.Attributes & FileAttributes.Directory) == FileAttributes.Directory)
+                    {
+                        if (FoldersToMonitor.ContainsKey(file.Name))
+                        {
+                            sb.Append(file.Name);
+
+                            var children = ((DirectoryInfo) file).EnumerateFiles("*", SearchOption.TopDirectoryOnly).ToList();
+                            AddFiles(sb, children, extensions, numExtensions);
+                        }
+                    }
+
+                    // It's a file
+                    else if (numExtensions == 0 || extensions.ContainsKey(file.Extension))
+                    {
+                        sb.Append(file.Name);
+                    }
+                }
+                catch (IOException ex)
+                {
+                    Logger.ErrorException("Error accessing file attributes for {0}", ex, file.FullName);
                 }
-
-                return numExtensions == 0 || extensions.ContainsKey(file.Extension);
-            }
-            catch (IOException ex)
-            {
-                Logger.ErrorException("Error accessing file attributes for {0}", ex, file.FullName);
-
-                return false;
             }
         }
     }

MediaBrowser.Providers/ImageFromMediaLocationProvider.cs

@@ -165,7 +165,7 @@ namespace MediaBrowser.Providers
         }
 
         private readonly CultureInfo _usCulture = new CultureInfo("en-US");
-        
+
         /// <summary>
         /// Fills in image paths based on files win the folder
         /// </summary>
@@ -192,13 +192,13 @@ namespace MediaBrowser.Providers
 
                 image = GetImage(item, args, string.Format("season-{0}", num));
             }
-            
+
             // Support plex/xbmc convention
             if (image == null && (item is Movie || item is MusicVideo || item is AdultVideo))
             {
                 image = GetImage(item, args, "movie");
             }
-            
+
             // Look for a file with the same name as the item
             if (image == null)
             {
@@ -233,7 +233,7 @@ namespace MediaBrowser.Providers
 
                 image = GetImage(item, args, string.Format("season-{0}-banner", num));
             }
-            
+
             if (image != null)
             {
                 item.SetImage(ImageType.Banner, image.FullName);
@@ -344,12 +344,48 @@ namespace MediaBrowser.Providers
             PopulateBackdrops(item, args, backdropFiles, "background", "background-");
             PopulateBackdrops(item, args, backdropFiles, "art", "art-");
 
+            PopulateBackdropsFromExtraFanart(args, backdropFiles);
+
             if (backdropFiles.Count > 0)
             {
                 item.BackdropImagePaths = backdropFiles;
             }
         }
 
+        /// <summary>
+        /// Populates the backdrops from extra fanart.
+        /// </summary>
+        /// <param name="args">The args.</param>
+        /// <param name="backdrops">The backdrops.</param>
+        private void PopulateBackdropsFromExtraFanart(ItemResolveArgs args, List<string> backdrops)
+        {
+            if (!args.IsDirectory)
+            {
+                return;
+            }
+
+            if (args.ContainsFileSystemEntryByName("extrafanart"))
+            {
+                var path = Path.Combine(args.Path, "extrafanart");
+
+                var imageFiles = Directory.EnumerateFiles(path, "*", SearchOption.TopDirectoryOnly)
+                    .Where(i =>
+                    {
+                        var extension = Path.GetExtension(i);
+
+                        if (string.IsNullOrEmpty(extension))
+                        {
+                            return false;
+                        }
+
+                        return BaseItem.SupportedImageExtensions.Contains(extension, StringComparer.OrdinalIgnoreCase);
+                    })
+                    .ToList();
+
+                backdrops.AddRange(imageFiles);
+            }
+        }
+
         /// <summary>
         /// Populates the backdrops.
         /// </summary>