Fix more warnings

Emby.Server.Implementations/ApplicationHost.cs

@@ -108,9 +108,9 @@ using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Http.Extensions;
 using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.DependencyInjection.Extensions;
+using Microsoft.Extensions.Logging;
 using ServiceStack;
 using OperatingSystem = MediaBrowser.Common.System.OperatingSystem;
 
@@ -386,7 +386,7 @@ namespace Emby.Server.Implementations
 
             fileSystem.AddShortcutHandler(new MbLinkShortcutHandler(fileSystem));
 
-            NetworkManager.NetworkChanged += NetworkManager_NetworkChanged;
+            NetworkManager.NetworkChanged += OnNetworkChanged;
         }
 
         public string ExpandVirtualPath(string path)
@@ -410,7 +410,7 @@ namespace Emby.Server.Implementations
             return ServerConfigurationManager.Configuration.LocalNetworkSubnets;
         }
 
-        private void NetworkManager_NetworkChanged(object sender, EventArgs e)
+        private void OnNetworkChanged(object sender, EventArgs e)
         {
             _validAddressResults.Clear();
         }
@@ -421,7 +421,7 @@ namespace Emby.Server.Implementations
         /// Gets the current application user agent
         /// </summary>
         /// <value>The application user agent.</value>
-        public string ApplicationUserAgent => Name.Replace(' ','-') + '/' + ApplicationVersion;
+        public string ApplicationUserAgent => Name.Replace(' ', '-') + "/" + ApplicationVersion;
 
         /// <summary>
         /// Gets the email address for use within a comment section of a user agent field.
@@ -429,14 +429,11 @@ namespace Emby.Server.Implementations
         /// </summary>
         public string ApplicationUserAgentAddress { get; } = "team@jellyfin.org";
 
-        private string _productName;
-
         /// <summary>
-        /// Gets the current application name
+        /// Gets the current application name.
         /// </summary>
         /// <value>The application name.</value>
-        public string ApplicationProductName
-            => _productName ?? (_productName = FileVersionInfo.GetVersionInfo(Assembly.GetEntryAssembly().Location).ProductName);
+        public string ApplicationProductName { get; } = FileVersionInfo.GetVersionInfo(Assembly.GetEntryAssembly().Location).ProductName;
 
         private DeviceId _deviceId;
 
@@ -604,10 +601,15 @@ namespace Emby.Server.Implementations
 
                 foreach (var plugin in Plugins)
                 {
-                    pluginBuilder.AppendLine(string.Format("{0} {1}", plugin.Name, plugin.Version));
+                    pluginBuilder.AppendLine(
+                        string.Format(
+                            CultureInfo.InvariantCulture,
+                            "{0} {1}",
+                            plugin.Name,
+                            plugin.Version));
                 }
 
-                Logger.LogInformation("Plugins: {plugins}", pluginBuilder.ToString());
+                Logger.LogInformation("Plugins: {Plugins}", pluginBuilder.ToString());
             }
 
             DiscoverTypes();
@@ -629,7 +631,7 @@ namespace Emby.Server.Implementations
 
                     if (EnableHttps && Certificate != null)
                     {
-                        options.ListenAnyIP(HttpsPort, listenOptions => { listenOptions.UseHttps(Certificate); });
+                        options.ListenAnyIP(HttpsPort, listenOptions => listenOptions.UseHttps(Certificate));
                     }
                 })
                 .UseContentRoot(contentRoot)
@@ -643,6 +645,7 @@ namespace Emby.Server.Implementations
                     app.UseWebSockets();
 
                     app.UseResponseCompression();
+
                     // TODO app.UseMiddleware<WebSocketMiddleware>();
                     app.Use(ExecuteWebsocketHandlerAsync);
                     app.Use(ExecuteHttpHandlerAsync);
@@ -1044,8 +1047,8 @@ namespace Emby.Server.Implementations
                 .Cast<IServerEntryPoint>()
                 .ToList();
 
-            await Task.WhenAll(StartEntryPoints(entries, true));
-            await Task.WhenAll(StartEntryPoints(entries, false));
+            await Task.WhenAll(StartEntryPoints(entries, true)).ConfigureAwait(false);
+            await Task.WhenAll(StartEntryPoints(entries, false)).ConfigureAwait(false);
         }
 
         /// <summary>
@@ -1458,15 +1461,10 @@ namespace Emby.Server.Implementations
             };
         }
 
-        public WakeOnLanInfo[] GetWakeOnLanInfo()
-        {
-            return NetworkManager.GetMacAddresses()
-                .Select(i => new WakeOnLanInfo
-                {
-                    MacAddress = i
-                })
-                .ToArray();
-        }
+        public IEnumerable<WakeOnLanInfo> GetWakeOnLanInfo()
+            => NetworkManager.GetMacAddresses()
+                .Select(i => new WakeOnLanInfo(i))
+                .ToList();
 
         public async Task<PublicSystemInfo> GetPublicSystemInfo(CancellationToken cancellationToken)
         {
@@ -1482,6 +1480,7 @@ namespace Emby.Server.Implementations
             {
                 wanAddress = GetWanApiUrl(ServerConfigurationManager.Configuration.WanDdns);
             }
+
             return new PublicSystemInfo
             {
                 Version = ApplicationVersion,

Emby.Server.Implementations/Devices/DeviceId.cs

@@ -2,7 +2,6 @@ using System;
 using System.IO;
 using System.Text;
 using MediaBrowser.Common.Configuration;
-using MediaBrowser.Model.IO;
 using Microsoft.Extensions.Logging;
 
 namespace Emby.Server.Implementations.Devices

Emby.Server.Implementations/LiveTv/TunerHosts/M3uParser.cs

@@ -58,6 +58,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
                     UserAgent = _appHost.ApplicationUserAgent
                 });
             }
+
             return Task.FromResult((Stream)File.OpenRead(url));
         }
 

Emby.Server.Implementations/Networking/NetworkManager.cs

@@ -425,47 +425,27 @@ namespace Emby.Server.Implementations.Networking
             var localEndPoint = new IPEndPoint(IPAddress.Any, 0);
             using (var udpClient = new UdpClient(localEndPoint))
             {
-                var port = ((IPEndPoint)(udpClient.Client.LocalEndPoint)).Port;
+                var port = ((IPEndPoint)udpClient.Client.LocalEndPoint).Port;
                 return port;
             }
         }
 
-        private List<string> _macAddresses;
-        public List<string> GetMacAddresses()
+        private List<PhysicalAddress> _macAddresses;
+        public List<PhysicalAddress> GetMacAddresses()
         {
             if (_macAddresses == null)
             {
-                _macAddresses = GetMacAddressesInternal();
+                _macAddresses = GetMacAddressesInternal().ToList();
             }
+
             return _macAddresses;
         }
 
-        private static List<string> GetMacAddressesInternal()
-        {
-            return NetworkInterface.GetAllNetworkInterfaces()
+        private static IEnumerable<PhysicalAddress> GetMacAddressesInternal()
+            => NetworkInterface.GetAllNetworkInterfaces()
                 .Where(i => i.NetworkInterfaceType != NetworkInterfaceType.Loopback)
-                .Select(i =>
-                {
-                    try
-                    {
-                        var physicalAddress = i.GetPhysicalAddress();
-
-                        if (physicalAddress == null)
-                        {
-                            return null;
-                        }
-
-                        return physicalAddress.ToString();
-                    }
-                    catch (Exception)
-                    {
-                        //TODO Log exception.
-                        return null;
-                    }
-                })
-                .Where(i => i != null)
-                .ToList();
-        }
+                .Select(x => x.GetPhysicalAddress())
+                .Where(x => x != null && x != PhysicalAddress.None);
 
         /// <summary>
         /// Parses the specified endpointstring.