Implemented UI plugin downloading

MediaBrowser.Api/HttpHandlers/PluginAssemblyHandler.cs

@@ -0,0 +1,31 @@
+using System;
+using System.IO;
+using System.Net;
+using System.Threading.Tasks;
+using MediaBrowser.Common.Net.Handlers;
+using MediaBrowser.Controller;
+
+namespace MediaBrowser.Api.HttpHandlers
+{
+    class PluginAssemblyHandler : BaseHandler
+    {
+        public override Task<string> GetContentType()
+        {
+            throw new NotImplementedException();
+        }
+
+        protected override Task WriteResponseToOutputStream(Stream stream)
+        {
+            throw new NotImplementedException();
+        }
+
+        public override Task ProcessRequest(HttpListenerContext ctx)
+        {
+            string filename = ctx.Request.QueryString["assemblyfilename"];
+
+            string path = Path.Combine(Kernel.Instance.ApplicationPaths.PluginsPath, filename);
+
+            return new StaticFileHandler() { Path = path }.ProcessRequest(ctx);
+        }
+    }
+}

MediaBrowser.Api/HttpHandlers/PluginsHandler.cs

@@ -21,7 +21,8 @@ namespace MediaBrowser.Api.HttpHandlers
                     Name = p.Name,
                     Enabled = p.Enabled,
                     DownloadToUI = p.DownloadToUI,
-                    Version = p.Version.ToString()
+                    Version = p.Version.ToString(),
+                    AssemblyFileName = p.AssemblyFileName
                 };
             });
 

MediaBrowser.Api/MediaBrowser.Api.csproj

@@ -67,6 +67,7 @@
     <Compile Include="HttpHandlers\ItemHandler.cs" />
     <Compile Include="HttpHandlers\ItemListHandler.cs" />
     <Compile Include="HttpHandlers\PersonHandler.cs" />
+    <Compile Include="HttpHandlers\PluginAssemblyHandler.cs" />
     <Compile Include="HttpHandlers\PluginConfigurationHandler.cs" />
     <Compile Include="HttpHandlers\PluginsHandler.cs" />
     <Compile Include="HttpHandlers\ServerConfigurationHandler.cs" />

MediaBrowser.Api/Plugin.cs

@@ -113,6 +113,10 @@ namespace MediaBrowser.Api
             {
                 return new DefaultUserHandler();
             }
+            else if (localPath.EndsWith("/api/pluginassembly", StringComparison.OrdinalIgnoreCase))
+            {
+                return new PluginAssemblyHandler();
+            }
 
             return null;
         }

MediaBrowser.ApiInteraction/ApiClient.cs

@@ -569,7 +569,7 @@ namespace MediaBrowser.ApiInteraction
         /// <summary>
         /// Gets a list of plugins installed on the server
         /// </summary>
-        public async Task<PluginInfo[]> GetInstalledPlugins()
+        public async Task<PluginInfo[]> GetInstalledPluginsAsync()
         {
             string url = ApiUrl + "/plugins";
 
@@ -578,7 +578,17 @@ namespace MediaBrowser.ApiInteraction
                 return DeserializeFromStream<PluginInfo[]>(stream);
             }
         }
-        
+
+        /// <summary>
+        /// Gets a list of plugins installed on the server
+        /// </summary>
+        public Task<Stream> GetPluginAssemblyAsync(PluginInfo plugin)
+        {
+            string url = ApiUrl + "/pluginassembly?assemblyfilename=" + plugin.AssemblyFileName;
+
+            return GetStreamAsync(url);
+        }
+
         /// <summary>
         /// Gets weather information for the default location as set in configuration
         /// </summary>
@@ -655,7 +665,7 @@ namespace MediaBrowser.ApiInteraction
 
             return GetStreamAsync(url);
         }
-        
+
         private T DeserializeFromStream<T>(Stream stream)
         {
             return DeserializeFromStream<T>(stream, SerializationFormat);

MediaBrowser.Common/Kernel/BaseKernel.cs

@@ -59,21 +59,18 @@ namespace MediaBrowser.Common.Kernel
             ApplicationPaths = new TApplicationPathsType();
         }
 
-        public virtual Task Init(IProgress<TaskProgress> progress)
+        public virtual async Task Init(IProgress<TaskProgress> progress)
         {
-            return Task.Run(() =>
-            {
-                ReloadLogger();
+            ReloadLogger();
 
-                progress.Report(new TaskProgress() { Description = "Loading configuration", PercentComplete = 0 });
-                ReloadConfiguration();
+            progress.Report(new TaskProgress() { Description = "Loading configuration", PercentComplete = 0 });
+            ReloadConfiguration();
 
-                progress.Report(new TaskProgress() { Description = "Starting Http server", PercentComplete = 5 });
-                ReloadHttpServer();
+            progress.Report(new TaskProgress() { Description = "Starting Http server", PercentComplete = 5 });
+            ReloadHttpServer();
 
-                progress.Report(new TaskProgress() { Description = "Loading Plugins", PercentComplete = 10 });
-                ReloadComposableParts();
-            });
+            progress.Report(new TaskProgress() { Description = "Loading Plugins", PercentComplete = 10 });
+            await ReloadComposableParts().ConfigureAwait(false);
         }
 
         /// <summary>
@@ -98,10 +95,25 @@ namespace MediaBrowser.Common.Kernel
         /// Uses MEF to locate plugins
         /// Subclasses can use this to locate types within plugins
         /// </summary>
-        protected void ReloadComposableParts()
+        protected virtual Task ReloadComposableParts()
         {
-            DisposeComposableParts();
+            return Task.Run(() =>
+            {
+                DisposeComposableParts();
+
+                var container = GetCompositionContainer(includeCurrentAssembly: true);
+
+                container.ComposeParts(this);
+
+                OnComposablePartsLoaded();
 
+                container.Catalog.Dispose();
+                container.Dispose();
+            });
+        }
+
+        public CompositionContainer GetCompositionContainer(bool includeCurrentAssembly = false)
+        {
             // Gets all plugin assemblies by first reading all bytes of the .dll and calling Assembly.Load against that
             // This will prevent the .dll file from getting locked, and allow us to replace it when needed
             IEnumerable<Assembly> pluginAssemblies = Directory.GetFiles(ApplicationPaths.PluginsPath, "*.dll", SearchOption.TopDirectoryOnly).Select(f => Assembly.Load(File.ReadAllBytes((f))));
@@ -112,17 +124,13 @@ namespace MediaBrowser.Common.Kernel
             // Uncomment this if it's ever needed
             //catalog.Catalogs.Add(new AssemblyCatalog(Assembly.GetExecutingAssembly()));
 
-            // Include composable parts in the subclass assembly
-            catalog.Catalogs.Add(new AssemblyCatalog(GetType().Assembly));
-
-            var container = new CompositionContainer(catalog);
-
-            container.ComposeParts(this);
-
-            OnComposablePartsLoaded();
+            if (includeCurrentAssembly)
+            {
+                // Include composable parts in the subclass assembly
+                catalog.Catalogs.Add(new AssemblyCatalog(GetType().Assembly));
+            }
 
-            catalog.Dispose();
-            container.Dispose();
+            return new CompositionContainer(catalog);
         }
 
         /// <summary>

MediaBrowser.Common/MediaBrowser.Common.csproj

@@ -65,6 +65,7 @@
       <HintPath>..\packages\Rx-Linq.2.0.20823\lib\Net45\System.Reactive.Linq.dll</HintPath>
     </Reference>
     <Reference Include="System.Runtime.Remoting" />
+    <Reference Include="System.Runtime.Serialization" />
     <Reference Include="System.Windows.Interactivity">
       <HintPath>..\packages\MahApps.Metro.0.9.0.0\lib\net40\System.Windows.Interactivity.dll</HintPath>
     </Reference>

MediaBrowser.Common/Net/MimeTypes.cs

@@ -148,6 +148,12 @@ namespace MediaBrowser.Common.Net
                 return "application/x-mpegURL";
             }
 
+            // Misc
+            else if (ext.EndsWith("dll", StringComparison.OrdinalIgnoreCase))
+            {
+                return "application/x-msdownload";
+            }
+
             throw new InvalidOperationException("Argument not supported: " + path);
         }
     }

MediaBrowser.Common/Plugins/BasePlugin.cs

@@ -63,6 +63,28 @@ namespace MediaBrowser.Common.Plugins
             }
         }
 
+        /// <summary>
+        /// Gets the name the assembly file
+        /// </summary>
+        public string AssemblyFileName
+        {
+            get
+            {
+                return GetType().Assembly.GetName().Name + ".dll";
+            }
+        }
+
+        /// <summary>
+        /// Gets the path to the assembly file
+        /// </summary>
+        public string AssemblyFilePath
+        {
+            get
+            {
+                return Path.Combine(Kernel.ApplicationPaths.PluginsPath, AssemblyFileName);
+            }
+        }
+
         /// <summary>
         /// Gets or sets the current plugin configuration
         /// </summary>

MediaBrowser.Model/DTO/PluginInfo.cs

@@ -23,5 +23,11 @@ namespace MediaBrowser.Model.DTO
 
         [ProtoMember(5)]
         public string Version { get; set; }
+
+        [ProtoMember(6)]
+        public string AssemblyFileName { get; set; }
+
+        [ProtoMember(7)]
+        public string ConfigurationFileName { get; set; }
     }
 }

MediaBrowser.WebDashboard/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyVersion("1.0.*")]
 [assembly: AssemblyFileVersion("1.0.0.0")]