fixes #672 - Support path mapping

MediaBrowser.Model/Configuration/ServerConfiguration.cs

@@ -1,4 +1,5 @@
-using MediaBrowser.Model.Weather;
+using System.Collections.Generic;
+using MediaBrowser.Model.Weather;
 using System;
 
 namespace MediaBrowser.Model.Configuration
@@ -228,6 +229,7 @@ namespace MediaBrowser.Model.Configuration
         public LiveTvOptions LiveTvOptions { get; set; }
 
         public bool EnableRealtimeMonitor { get; set; }
+        public PathSubstitution[] PathSubstitutions { get; set; }
 
         /// <summary>
         /// Initializes a new instance of the <see cref="ServerConfiguration" /> class.
@@ -259,6 +261,7 @@ namespace MediaBrowser.Model.Configuration
             EnableInternetProviders = true; //initial installs will need these
 
             ManualLoginClients = new ManualLoginCategory[] { };
+            PathSubstitutions = new PathSubstitution[] { };
 
             MetadataRefreshDays = 30;
             PreferredMetadataLanguage = "en";
@@ -352,4 +355,10 @@ namespace MediaBrowser.Model.Configuration
             SeasonZeroFolderName = "Season 0";
         }
     }
+
+    public class PathSubstitution
+    {
+        public string From { get; set; }
+        public string To { get; set; }
+    }
 }

MediaBrowser.Model/Dto/BaseItemDto.cs

@@ -134,6 +134,12 @@ namespace MediaBrowser.Model.Dto
         /// <value>The genres.</value>
         public List<string> Genres { get; set; }
 
+        /// <summary>
+        /// Gets or sets the mapped paths.
+        /// </summary>
+        /// <value>The mapped paths.</value>
+        public List<string> MappedPaths { get; set; }
+        
         /// <summary>
         /// Gets or sets the community rating.
         /// </summary>

MediaBrowser.Server.Implementations/Dto/DtoService.cs

@@ -1,4 +1,5 @@
 using MediaBrowser.Common.Extensions;
+using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Drawing;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities;
@@ -8,6 +9,7 @@ using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Controller.Session;
+using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Drawing;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
@@ -31,8 +33,9 @@ namespace MediaBrowser.Server.Implementations.Dto
         private readonly IItemRepository _itemRepo;
 
         private readonly IImageProcessor _imageProcessor;
+        private readonly IServerConfigurationManager _config;
 
-        public DtoService(ILogger logger, ILibraryManager libraryManager, IUserManager userManager, IUserDataManager userDataRepository, IItemRepository itemRepo, IImageProcessor imageProcessor)
+        public DtoService(ILogger logger, ILibraryManager libraryManager, IUserManager userManager, IUserDataManager userDataRepository, IItemRepository itemRepo, IImageProcessor imageProcessor, IServerConfigurationManager config)
         {
             _logger = logger;
             _libraryManager = libraryManager;
@@ -40,6 +43,7 @@ namespace MediaBrowser.Server.Implementations.Dto
             _userDataRepository = userDataRepository;
             _itemRepo = itemRepo;
             _imageProcessor = imageProcessor;
+            _config = config;
         }
 
         /// <summary>
@@ -891,6 +895,7 @@ namespace MediaBrowser.Server.Implementations.Dto
             if (fields.Contains(ItemFields.Path))
             {
                 dto.Path = item.Path;
+                dto.MappedPaths = GetMappedPaths(item);
             }
 
             dto.PremiereDate = item.PremiereDate;
@@ -1142,6 +1147,44 @@ namespace MediaBrowser.Server.Implementations.Dto
             }
         }
 
+        private List<string> GetMappedPaths(BaseItem item)
+        {
+            var list = new List<string>();
+
+            var locationType = item.LocationType;
+
+            if (locationType == LocationType.FileSystem || locationType == LocationType.Offline)
+            {
+                var path = item.Path;
+                var mappedPaths = _config.Configuration.PathSubstitutions
+                    .Select(p => GetMappedPath(path, p))
+                    .Where(p => !string.Equals(p, path, StringComparison.OrdinalIgnoreCase))
+                    .Distinct(StringComparer.OrdinalIgnoreCase);
+
+                list.AddRange(mappedPaths);
+            }
+
+            return list;
+        }
+
+        private string GetMappedPath(string path, PathSubstitution map)
+        {
+            var toValue = map.To ?? string.Empty;
+
+            path = path.Replace(map.From, toValue, StringComparison.OrdinalIgnoreCase);
+
+            if (toValue.IndexOf('/') != -1)
+            {
+                path = path.Replace('\\', '/');
+            }
+            else
+            {
+                path = path.Replace('/', '\\');
+            }
+
+            return path;
+        }
+
         private void SetProductionLocations(BaseItem item, BaseItemDto dto)
         {
             var hasProductionLocations = item as IHasProductionLocations;

MediaBrowser.ServerApplication/ApplicationHost.cs

@@ -309,7 +309,7 @@ namespace MediaBrowser.ServerApplication
             ImageProcessor = new ImageProcessor(Logger, ServerConfigurationManager.ApplicationPaths, FileSystemManager, JsonSerializer);
             RegisterSingleInstance(ImageProcessor);
 
-            DtoService = new DtoService(Logger, LibraryManager, UserManager, UserDataManager, ItemRepository, ImageProcessor);
+            DtoService = new DtoService(Logger, LibraryManager, UserManager, UserDataManager, ItemRepository, ImageProcessor, ServerConfigurationManager);
             RegisterSingleInstance(DtoService);
 
             var newsService = new Server.Implementations.News.NewsService(ApplicationPaths, JsonSerializer);