create collections from movies page

MediaBrowser.Server.Implementations/Library/LibraryManager.cs

@@ -674,14 +674,19 @@ namespace MediaBrowser.Server.Implementations.Library
             {
                 var folder = child.GetFolder();
 
-                if (folder.Id == Guid.Empty)
+                if (folder != null)
                 {
-                    folder.Id = (folder.Path ?? folder.GetType().Name).GetMBId(folder.GetType());
+                    if (folder.Id == Guid.Empty)
+                    {
+                        folder.Id = (folder.Path ?? folder.GetType().Name).GetMBId(folder.GetType());
+                    }
+
+                    folder = GetItemById(folder.Id) as BasePluginFolder ?? folder;
+
+                    rootFolder.AddVirtualChild(folder);
+
+                    RegisterItem(folder);
                 }
-
-                rootFolder.AddVirtualChild(folder);
-
-                RegisterItem(folder);
             }
 
             return rootFolder;

MediaBrowser.Server.Implementations/Localization/JavaScript/javascript.json

@@ -115,7 +115,8 @@
 	"HeaderSplitMedia": "Split Media Apart",
 	"MessageConfirmSplitMedia": "Are you sure you wish to split the media sources into separate items?",
 	"HeaderError": "Error",
-	"MessagePleaseSelectItemsToGroup": "Please select two or more items to group together.",
+	"MessagePleaseSelectOneItem": "Please select at least one item.",
+	"MessagePleaseSelectTwoItems": "Please select at least two items.",
 	"MessageTheFollowingItemsWillBeGrouped": "The following titles will be grouped into one item:",
 	"MessageConfirmItemGrouping": "Media Browser clients will automatically choose the optimal version to play based on device and network performance. Are you sure you wish to continue?",
 	"HeaderResume": "Resume",
@@ -138,5 +139,6 @@
 	"HeaderSelectImagesByNamePathHelp": "Browse or enter the path to your items by name folder. The folder must be writeable.",
 	"HeaderSelectMetadataPathHelp": "Browse or enter the path you'd like to store metadata within. The folder must be writeable.",
 	"HeaderSelectChannelDownloadPath": "Select Channel Download Path",
-	"HeaderSelectChannelDownloadPathHelp": "Browse or enter the path to use for storing channel cache files. The folder must be writeable."
+	"HeaderSelectChannelDownloadPathHelp": "Browse or enter the path to use for storing channel cache files. The folder must be writeable.",
+	"OptionNewCollection": "New..."
 }

MediaBrowser.Server.Implementations/Localization/Server/server.json

@@ -234,6 +234,7 @@
 	"ButtonSelect": "Select",
 	"ButtonSearch": "Search",
 	"ButtonGroupVersions": "Group Versions",
+	"ButtonAddToCollection": "Add to Collection",
 	"PismoMessage": "Utilizing Pismo File Mount through a donated license.",
 	"TangibleSoftwareMessage": "Utilizing Tangible Solutions Java/C# converters through a donated license.",
 	"HeaderCredits": "Credits",
@@ -452,6 +453,8 @@
 	"LabelPreferredDisplayLanguageHelp": "Translating Media Browser is an ongoing project and is not yet complete.",
 	"LabelReadHowYouCanContribute": "Read about how you can contribute.",
 	"HeaderNewCollection": "New Collection",
+	"HeaderAddToCollection": "Add to Collection",
+	"ButtonSubmit": "Submit",
 	"NewCollectionNameExample": "Example: Star Wars Collection",
 	"OptionSearchForInternetMetadata": "Search the internet for artwork and metadata",
 	"ButtonCreate": "Create",
@@ -807,5 +810,6 @@
 	"LabelChannelDownloadPathHelp": "Specify a custom download path if desired. Leave empty to download to an internal program data folder.",
 	"LabelChannelDownloadAge": "Delete content after: (days)",
 	"LabelChannelDownloadAgeHelp": "Downloaded content older than this will be deleted. It will remain playable via internet streaming.",
-	"ChannelSettingsFormHelp": "Install channels such as Trailers and Vimeo in the plugin catalog."
+	"ChannelSettingsFormHelp": "Install channels such as Trailers and Vimeo in the plugin catalog.",
+	"LabelSelectCollection": "Select collection:"
 }

MediaBrowser.Server.Implementations/Session/SessionManager.cs

@@ -1,4 +1,5 @@
-using MediaBrowser.Common.Events;
+using System.IO;
+using MediaBrowser.Common.Events;
 using MediaBrowser.Common.Extensions;
 using MediaBrowser.Common.Net;
 using MediaBrowser.Controller;
@@ -142,6 +143,16 @@ namespace MediaBrowser.Server.Implementations.Session
                 SessionInfo = info
 
             }, _logger);
+
+            if (!string.IsNullOrWhiteSpace(info.DeviceId))
+            {
+                var capabilities = GetSavedCapabilities(info.DeviceId);
+
+                if (capabilities != null)
+                {
+                    ReportCapabilities(info, capabilities, false);
+                }
+            }
         }
 
         private async void OnSessionEnded(SessionInfo info)
@@ -237,7 +248,7 @@ namespace MediaBrowser.Server.Implementations.Session
             {
                 return session;
             }
-            
+
             // Save this directly. No need to fire off all the events for this.
             await _userRepository.SaveUser(user, CancellationToken.None).ConfigureAwait(false);
 
@@ -1148,6 +1159,13 @@ namespace MediaBrowser.Server.Implementations.Session
         {
             var session = GetSession(sessionId);
 
+            ReportCapabilities(session, capabilities, true);
+        }
+
+        private async void ReportCapabilities(SessionInfo session,
+            SessionCapabilities capabilities,
+            bool saveCapabilities)
+        {
             session.PlayableMediaTypes = capabilities.PlayableMediaTypes;
             session.SupportedCommands = capabilities.SupportedCommands;
 
@@ -1168,6 +1186,59 @@ namespace MediaBrowser.Server.Implementations.Session
                 SessionInfo = session
 
             }, _logger);
+
+            if (saveCapabilities)
+            {
+                await SaveCapabilities(session.DeviceId, capabilities).ConfigureAwait(false);
+            }
+        }
+
+        private string GetCapabilitiesFilePath(string deviceId)
+        {
+            var filename = deviceId.GetMD5().ToString("N") + ".json";
+
+            return Path.Combine(_configurationManager.ApplicationPaths.CachePath, "devices", filename);
+        }
+
+        private SessionCapabilities GetSavedCapabilities(string deviceId)
+        {
+            var path = GetCapabilitiesFilePath(deviceId);
+
+            try
+            {
+                return _jsonSerializer.DeserializeFromFile<SessionCapabilities>(path);
+            }
+            catch (DirectoryNotFoundException)
+            {
+                return null;
+            }
+            catch (FileNotFoundException)
+            {
+                return null;
+            }
+            catch (Exception ex)
+            {
+                _logger.ErrorException("Error getting saved capabilities", ex);
+                return null;
+            }
+        }
+
+        private readonly SemaphoreSlim _capabilitiesLock = new SemaphoreSlim(1, 1);
+        private async Task SaveCapabilities(string deviceId, SessionCapabilities capabilities)
+        {
+            var path = GetCapabilitiesFilePath(deviceId);
+            Directory.CreateDirectory(Path.GetDirectoryName(path));
+
+            await _capabilitiesLock.WaitAsync().ConfigureAwait(false);
+
+            try
+            {
+                _jsonSerializer.SerializeToFile(capabilities, path);
+            }
+            finally
+            {
+                _capabilitiesLock.Release();
+            }
         }
 
         public SessionInfoDto GetSessionInfoDto(SessionInfo session)