fix duplicate connections on the dashboard

MediaBrowser.Common.Implementations/HttpClientManager/HttpClientManager.cs

@@ -252,30 +252,6 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
             
             _logger.Info("HttpClientManager.GetTempFile url: {0}, temp file: {1}", options.Url, tempFile);
 
-            FileStream tempFileStream;
-
-            if (resumeCount > 0 && File.Exists(tempFile))
-            {
-                tempFileStream = new FileStream(tempFile, FileMode.Open, FileAccess.Write, FileShare.Read,
-                                                StreamDefaults.DefaultFileStreamBufferSize, FileOptions.Asynchronous);
-
-                var startPosition = tempFileStream.Length;
-                tempFileStream.Seek(startPosition, SeekOrigin.Current);
-
-                message.Headers.Range = new RangeHeaderValue(startPosition, null);
-
-                _logger.Info("Resuming from position {1} for {0}", options.Url, startPosition);
-            }
-            else
-            {
-                tempFileStream = new FileStream(tempFile, FileMode.Create, FileAccess.Write, FileShare.Read,
-                                                StreamDefaults.DefaultFileStreamBufferSize, FileOptions.Asynchronous);
-            }
-
-            var serverSupportsRangeRequests = false;
-
-            Exception downloadException = null;
-
             try
             {
                 options.CancellationToken.ThrowIfCancellationRequested();
@@ -286,15 +262,6 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
 
                     options.CancellationToken.ThrowIfCancellationRequested();
 
-                    var rangeValue = string.Join(" ", response.Headers.AcceptRanges.ToArray());
-                    serverSupportsRangeRequests = rangeValue.IndexOf("bytes", StringComparison.OrdinalIgnoreCase) != -1 || rangeValue.IndexOf("*", StringComparison.OrdinalIgnoreCase) != -1;
-
-                    if (!serverSupportsRangeRequests && resumeCount > 0)
-                    {
-                        _logger.Info("Server does not support range requests for {0}", options.Url);
-                        tempFileStream.Position = 0;
-                    }
-
                     IEnumerable<string> lengthValues;
 
                     if (!response.Headers.TryGetValues("content-length", out lengthValues) &&
@@ -303,7 +270,10 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
                         // We're not able to track progress
                         using (var stream = await response.Content.ReadAsStreamAsync().ConfigureAwait(false))
                         {
-                            await stream.CopyToAsync(tempFileStream, StreamDefaults.DefaultCopyToBufferSize, options.CancellationToken).ConfigureAwait(false);
+                            using (var fs = new FileStream(tempFile, FileMode.Create, FileAccess.Write, FileShare.Read, StreamDefaults.DefaultFileStreamBufferSize, FileOptions.Asynchronous))
+                            {
+                                await stream.CopyToAsync(fs, StreamDefaults.DefaultCopyToBufferSize, options.CancellationToken).ConfigureAwait(false);
+                            }
                         }
                     }
                     else
@@ -312,7 +282,10 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
 
                         using (var stream = ProgressStream.CreateReadProgressStream(await response.Content.ReadAsStreamAsync().ConfigureAwait(false), options.Progress.Report, length))
                         {
-                            await stream.CopyToAsync(tempFileStream, StreamDefaults.DefaultCopyToBufferSize, options.CancellationToken).ConfigureAwait(false);
+                            using (var fs = new FileStream(tempFile, FileMode.Create, FileAccess.Write, FileShare.Read, StreamDefaults.DefaultFileStreamBufferSize, FileOptions.Asynchronous))
+                            {
+                                await stream.CopyToAsync(fs, StreamDefaults.DefaultCopyToBufferSize, options.CancellationToken).ConfigureAwait(false);
+                            }
                         }
                     }
 
@@ -323,23 +296,16 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
             }
             catch (Exception ex)
             {
-                downloadException = ex;
+                HandleTempFileException(ex, options, tempFile);
             }
             finally
             {
-                tempFileStream.Dispose();
-
                 if (options.ResourcePool != null)
                 {
                     options.ResourcePool.Release();
                 }
             }
 
-            if (downloadException != null)
-            {
-                await HandleTempFileException(downloadException, options, tempFile, serverSupportsRangeRequests, resumeCount).ConfigureAwait(false);
-            }
-
             return tempFile;
         }
 
@@ -349,11 +315,9 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
         /// <param name="ex">The ex.</param>
         /// <param name="options">The options.</param>
         /// <param name="tempFile">The temp file.</param>
-        /// <param name="serverSupportsRangeRequests">if set to <c>true</c> [server supports range requests].</param>
-        /// <param name="resumeCount">The resume count.</param>
         /// <returns>Task.</returns>
         /// <exception cref="HttpException"></exception>
-        private Task HandleTempFileException(Exception ex, HttpRequestOptions options, string tempFile, bool serverSupportsRangeRequests, int resumeCount)
+        private void HandleTempFileException(Exception ex, HttpRequestOptions options, string tempFile)
         {
             var operationCanceledException = ex as OperationCanceledException;
 
@@ -375,14 +339,6 @@ namespace MediaBrowser.Common.Implementations.HttpClientManager
             // Cleanup
             if (File.Exists(tempFile))
             {
-                // Try to resume
-                if (httpRequestException != null && serverSupportsRangeRequests && resumeCount < options.MaxResumeCount && new FileInfo(tempFile).Length > 0)
-                {
-                    _logger.Info("Attempting to resume download from {0}", options.Url);
-
-                    return GetTempFile(options, tempFile, resumeCount + 1);
-                }
-
                 File.Delete(tempFile);
             }
 

MediaBrowser.Common.Implementations/Updates/PackageManager.cs

@@ -75,8 +75,7 @@ namespace MediaBrowser.Common.Implementations.Updates
             {
                 Url = package.sourceUrl,
                 CancellationToken = cancellationToken,
-                Progress = progress,
-                MaxResumeCount = 3
+                Progress = progress
 
             }).ConfigureAwait(false);
 

MediaBrowser.Common/Net/HttpRequestOptions.cs

@@ -32,12 +32,6 @@ namespace MediaBrowser.Common.Net
         /// <value>The user agent.</value>
         public string UserAgent { get; set; }
 
-        /// <summary>
-        /// Gets or sets the max resume count.
-        /// </summary>
-        /// <value>The max resume count.</value>
-        public int MaxResumeCount { get; set; }
-
         /// <summary>
         /// Gets or sets the progress.
         /// </summary>

MediaBrowser.Controller/Drawing/ImageExtensions.cs

@@ -64,6 +64,39 @@ namespace MediaBrowser.Controller.Drawing
             return encoders.FirstOrDefault(i => i.MimeType.Equals(mimeType, StringComparison.OrdinalIgnoreCase)) ?? encoders.FirstOrDefault();
         }
 
+        /// <summary>
+        /// Determines whether [is pixel format supported by graphics object] [the specified format].
+        /// </summary>
+        /// <param name="format">The format.</param>
+        /// <returns><c>true</c> if [is pixel format supported by graphics object] [the specified format]; otherwise, <c>false</c>.</returns>
+        public static bool IsPixelFormatSupportedByGraphicsObject(PixelFormat format)
+        {
+            // http://msdn.microsoft.com/en-us/library/system.drawing.graphics.fromimage.aspx
+
+            if (format.HasFlag(PixelFormat.Indexed))
+            {
+                return false;
+            }
+            if (format.HasFlag(PixelFormat.Undefined))
+            {
+                return false;
+            }
+            if (format.HasFlag(PixelFormat.DontCare))
+            {
+                return false;
+            }
+            if (format.HasFlag(PixelFormat.Format16bppArgb1555))
+            {
+                return false;
+            }
+            if (format.HasFlag(PixelFormat.Format16bppGrayScale))
+            {
+                return false;
+            }
+
+            return true;
+        }
+
         /// <summary>
         /// Crops an image by removing whitespace and transparency from the edges
         /// </summary>

MediaBrowser.Controller/Drawing/ImageManager.cs

@@ -179,7 +179,7 @@ namespace MediaBrowser.Controller.Drawing
                     var newHeight = Convert.ToInt32(newSize.Height);
 
                     // Graphics.FromImage will throw an exception if the PixelFormat is Indexed, so we need to handle that here
-                    var thumbnail = originalImage.PixelFormat.HasFlag(PixelFormat.Indexed) ? new Bitmap(originalImage, newWidth, newHeight) : new Bitmap(newWidth, newHeight, originalImage.PixelFormat);
+                    var thumbnail = !ImageExtensions.IsPixelFormatSupportedByGraphicsObject(originalImage.PixelFormat) ? new Bitmap(originalImage, newWidth, newHeight) : new Bitmap(newWidth, newHeight, originalImage.PixelFormat);
 
                     // Preserve the original resolution
                     thumbnail.SetResolution(originalImage.HorizontalResolution, originalImage.VerticalResolution);

MediaBrowser.Controller/Library/IUserManager.cs

@@ -20,7 +20,7 @@ namespace MediaBrowser.Controller.Library
         /// Gets the active connections.
         /// </summary>
         /// <value>The active connections.</value>
-        IEnumerable<ClientConnectionInfo> ConnectedUsers { get; }
+        IEnumerable<ClientConnectionInfo> RecentConnections { get; }
 
         /// <summary>
         /// Occurs when [playback start].

MediaBrowser.Server.Implementations/Library/UserManager.cs

@@ -25,8 +25,8 @@ namespace MediaBrowser.Server.Implementations.Library
         /// <summary>
         /// The _active connections
         /// </summary>
-        private readonly ConcurrentBag<ClientConnectionInfo> _activeConnections =
-            new ConcurrentBag<ClientConnectionInfo>();
+        private readonly List<ClientConnectionInfo> _activeConnections =
+            new List<ClientConnectionInfo>();
 
         /// <summary>
         /// The _users
@@ -67,7 +67,7 @@ namespace MediaBrowser.Server.Implementations.Library
         /// Gets all connections.
         /// </summary>
         /// <value>All connections.</value>
-        private IEnumerable<ClientConnectionInfo> AllConnections
+        public IEnumerable<ClientConnectionInfo> AllConnections
         {
             get { return _activeConnections.Where(c => GetUserById(c.UserId) != null).OrderByDescending(c => c.LastActivityDate); }
         }
@@ -76,7 +76,7 @@ namespace MediaBrowser.Server.Implementations.Library
         /// Gets the active connections.
         /// </summary>
         /// <value>The active connections.</value>
-        public IEnumerable<ClientConnectionInfo> ConnectedUsers
+        public IEnumerable<ClientConnectionInfo> RecentConnections
         {
             get { return AllConnections.Where(c => (DateTime.UtcNow - c.LastActivityDate).TotalMinutes <= 10); }
         }
@@ -303,22 +303,29 @@ namespace MediaBrowser.Server.Implementations.Library
         /// <returns>ClientConnectionInfo.</returns>
         private ClientConnectionInfo GetConnection(Guid userId, ClientType clientType, string deviceId, string deviceName)
         {
-            var conn = _activeConnections.FirstOrDefault(c => c.UserId == userId && c.ClientType == clientType && string.Equals(deviceId, c.DeviceId));
-
-            if (conn == null)
+            lock (_activeConnections)
             {
-                conn = new ClientConnectionInfo
+                var conn = _activeConnections.FirstOrDefault(c => c.ClientType == clientType && string.Equals(deviceId, c.DeviceId));
+
+                if (conn == null)
                 {
-                    UserId = userId,
-                    ClientType = clientType,
-                    DeviceName = deviceName,
-                    DeviceId = deviceId
-                };
+                    conn = new ClientConnectionInfo
+                    {
+                        UserId = userId,
+                        ClientType = clientType,
+                        DeviceName = deviceName,
+                        DeviceId = deviceId
+                    };
 
-                _activeConnections.Add(conn);
-            }
+                    _activeConnections.Add(conn);
+                }
+                else
+                {
+                    conn.UserId = userId;
+                }
 
-            return conn;
+                return conn;
+            }
         }
 
         /// <summary>

MediaBrowser.Server.Implementations/Updates/InstallationManager.cs

@@ -375,8 +375,10 @@ namespace MediaBrowser.Server.Implementations.Updates
 
                 throw;
             }
-            catch
+            catch (Exception ex)
             {
+                _logger.ErrorException("Package installation failed", ex);
+
                 lock (CurrentInstallations)
                 {
                     CurrentInstallations.Remove(tuple);

MediaBrowser.WebDashboard/Api/DashboardService.cs

@@ -125,7 +125,7 @@ namespace MediaBrowser.WebDashboard.Api
         /// <returns>DashboardInfo.</returns>
         public static async Task<DashboardInfo> GetDashboardInfo(IServerApplicationHost appHost, ILogger logger, ITaskManager taskManager, IUserManager userManager, ILibraryManager libraryManager)
         {
-            var connections = userManager.ConnectedUsers.ToArray();
+            var connections = userManager.RecentConnections.ToArray();
 
             var dtoBuilder = new DtoBuilder(logger, libraryManager);
 

MediaBrowser.WebDashboard/ApiClient.js

@@ -1387,7 +1387,7 @@ $(document).ajaxSend(function (event, jqXHR) {
 
     if (ApiClient.currentUserId) {
 
-        var auth = 'MediaBrowser UserId="' + ApiClient.currentUserId + '", Client="Dashboard", Device="' + ApiClient.getDeviceName() + '", DeviceId="' + ApiClient.getDeviceName() + '"';
+        var auth = 'MediaBrowser UserId="' + ApiClient.currentUserId + '", Client="Dashboard", Device="' + ApiClient.getDeviceName() + '", DeviceId="' + ApiClient.getDeviceId() + '"';
         jqXHR.setRequestHeader("Authorization", auth);
     }
 });

Nuget/MediaBrowser.Common.Internal.nuspec

@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2011/08/nuspec.xsd">
     <metadata>
         <id>MediaBrowser.Common.Internal</id>
-        <version>3.0.48</version>
+        <version>3.0.49</version>
         <title>MediaBrowser.Common.Internal</title>
         <authors>Luke</authors>
         <owners>ebr,Luke,scottisafool</owners>
@@ -12,7 +12,7 @@
         <description>Contains common components shared by Media Browser Theatre and Media Browser Server. Not intended for plugin developer consumption.</description>
         <copyright>Copyright © Media Browser 2013</copyright>
         <dependencies>
-            <dependency id="MediaBrowser.Common" version="3.0.48" />
+            <dependency id="MediaBrowser.Common" version="3.0.49" />
             <dependency id="NLog" version="2.0.0.2000" />
             <dependency id="ServiceStack.Text" version="3.9.38" />
             <dependency id="protobuf-net" version="2.0.0.621" />

Nuget/MediaBrowser.Common.nuspec

@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
     <metadata>
         <id>MediaBrowser.Common</id>
-        <version>3.0.48</version>
+        <version>3.0.49</version>
         <title>MediaBrowser.Common</title>
         <authors>Media Browser Team</authors>
         <owners>ebr,Luke,scottisafool</owners>

Nuget/MediaBrowser.Server.Core.nuspec

@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2010/07/nuspec.xsd">
     <metadata>
         <id>MediaBrowser.Server.Core</id>
-        <version>3.0.48</version>
+        <version>3.0.49</version>
         <title>Media Browser.Server.Core</title>
         <authors>Media Browser Team</authors>
         <owners>ebr,Luke,scottisafool</owners>
@@ -12,7 +12,7 @@
         <description>Contains core components required to build plugins for Media Browser Server.</description>
         <copyright>Copyright © Media Browser 2013</copyright>
         <dependencies>
-            <dependency id="MediaBrowser.Common" version="3.0.48" />
+            <dependency id="MediaBrowser.Common" version="3.0.49" />
         </dependencies>
     </metadata>
     <files>