make more classes portable

Emby.Server.Implementations/Logging/UnhandledExceptionWriter.cs

@@ -0,0 +1,43 @@
+using MediaBrowser.Common.Configuration;
+using MediaBrowser.Model.Logging;
+using System;
+using System.IO;
+using MediaBrowser.Model.IO;
+
+namespace Emby.Server.Implementations.Logging
+{
+    public class UnhandledExceptionWriter
+    {
+        private readonly IApplicationPaths _appPaths;
+        private readonly ILogger _logger;
+        private readonly ILogManager _logManager;
+        private readonly IFileSystem _fileSystem;
+        private readonly IConsoleLogger _console;
+
+        public UnhandledExceptionWriter(IApplicationPaths appPaths, ILogger logger, ILogManager logManager, IFileSystem fileSystem, IConsoleLogger console)
+        {
+            _appPaths = appPaths;
+            _logger = logger;
+            _logManager = logManager;
+            _fileSystem = fileSystem;
+            _console = console;
+        }
+
+        public void Log(Exception ex)
+        {
+            _logger.ErrorException("UnhandledException", ex);
+            _logManager.Flush();
+
+            var path = Path.Combine(_appPaths.LogDirectoryPath, "unhandled_" + Guid.NewGuid() + ".txt");
+            _fileSystem.CreateDirectory(Path.GetDirectoryName(path));
+
+            var builder = LogHelper.GetLogMessage(ex);
+
+            // Write to console just in case file logging fails
+            _console.WriteLine("UnhandledException");
+            _console.WriteLine(builder.ToString());
+
+            _fileSystem.WriteAllText(path, builder.ToString());
+        }
+    }
+}