add activity log feature

MediaBrowser.Api/System/SystemService.cs

@@ -0,0 +1,178 @@
+using MediaBrowser.Common.Configuration;
+using MediaBrowser.Common.IO;
+using MediaBrowser.Controller;
+using MediaBrowser.Controller.Net;
+using MediaBrowser.Model.System;
+using ServiceStack;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Api.System
+{
+    /// <summary>
+    /// Class GetSystemInfo
+    /// </summary>
+    [Route("/System/Info", "GET", Summary = "Gets information about the server")]
+    [Authenticated]
+    public class GetSystemInfo : IReturn<SystemInfo>
+    {
+
+    }
+
+    [Route("/System/Info/Public", "GET", Summary = "Gets public information about the server")]
+    public class GetPublicSystemInfo : IReturn<PublicSystemInfo>
+    {
+
+    }
+
+    /// <summary>
+    /// Class RestartApplication
+    /// </summary>
+    [Route("/System/Restart", "POST", Summary = "Restarts the application, if needed")]
+    [Authenticated]
+    public class RestartApplication
+    {
+    }
+
+    [Route("/System/Shutdown", "POST", Summary = "Shuts down the application")]
+    [Authenticated]
+    public class ShutdownApplication
+    {
+    }
+
+    [Route("/System/Logs", "GET", Summary = "Gets a list of available server log files")]
+    [Authenticated]
+    public class GetServerLogs : IReturn<List<LogFile>>
+    {
+    }
+
+    [Route("/System/Logs/Log", "GET", Summary = "Gets a log file")]
+    public class GetLogFile
+    {
+        [ApiMember(Name = "Name", Description = "The log file name.", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "GET", AllowMultiple = true)]
+        public string Name { get; set; }
+    }
+
+    /// <summary>
+    /// Class SystemInfoService
+    /// </summary>
+    public class SystemService : BaseApiService
+    {
+        /// <summary>
+        /// The _app host
+        /// </summary>
+        private readonly IServerApplicationHost _appHost;
+        private readonly IApplicationPaths _appPaths;
+        private readonly IFileSystem _fileSystem;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SystemService" /> class.
+        /// </summary>
+        /// <param name="appHost">The app host.</param>
+        /// <param name="appPaths">The application paths.</param>
+        /// <param name="fileSystem">The file system.</param>
+        /// <exception cref="ArgumentNullException">jsonSerializer</exception>
+        public SystemService(IServerApplicationHost appHost, IApplicationPaths appPaths, IFileSystem fileSystem)
+        {
+            _appHost = appHost;
+            _appPaths = appPaths;
+            _fileSystem = fileSystem;
+        }
+
+        public object Get(GetServerLogs request)
+        {
+            List<FileInfo> files;
+
+            try
+            {
+                files = new DirectoryInfo(_appPaths.LogDirectoryPath)
+                    .EnumerateFiles("*", SearchOption.AllDirectories)
+                    .Where(i => string.Equals(i.Extension, ".txt", global::System.StringComparison.OrdinalIgnoreCase))
+                    .ToList();
+            }
+            catch (DirectoryNotFoundException)
+            {
+                files = new List<FileInfo>();
+            }
+
+            var result = files.Select(i => new LogFile
+            {
+                DateCreated = _fileSystem.GetCreationTimeUtc(i),
+                DateModified = _fileSystem.GetLastWriteTimeUtc(i),
+                Name = i.Name,
+                Size = i.Length
+
+            }).OrderByDescending(i => i.DateModified)
+                .ThenByDescending(i => i.DateCreated)
+                .ThenBy(i => i.Name)
+                .ToList();
+
+            return ToOptimizedResult(result);
+        }
+
+        public object Get(GetLogFile request)
+        {
+            var file = new DirectoryInfo(_appPaths.LogDirectoryPath)
+                .EnumerateFiles("*", SearchOption.AllDirectories)
+                .First(i => string.Equals(i.Name, request.Name, global::System.StringComparison.OrdinalIgnoreCase));
+
+            return ResultFactory.GetStaticFileResult(Request, file.FullName, FileShare.ReadWrite);
+        }
+
+        /// <summary>
+        /// Gets the specified request.
+        /// </summary>
+        /// <param name="request">The request.</param>
+        /// <returns>System.Object.</returns>
+        public object Get(GetSystemInfo request)
+        {
+            var result = _appHost.GetSystemInfo();
+
+            return ToOptimizedResult(result);
+        }
+
+        public object Get(GetPublicSystemInfo request)
+        {
+            var result = _appHost.GetSystemInfo();
+
+            var publicInfo = new PublicSystemInfo
+            {
+                Id = result.Id,
+                ServerName = result.ServerName,
+                Version = result.Version
+            };
+
+            return ToOptimizedResult(publicInfo);
+        }
+
+        /// <summary>
+        /// Posts the specified request.
+        /// </summary>
+        /// <param name="request">The request.</param>
+        public void Post(RestartApplication request)
+        {
+            Task.Run(async () =>
+            {
+                await Task.Delay(100).ConfigureAwait(false);
+                await _appHost.Restart().ConfigureAwait(false);
+            });
+        }
+
+        /// <summary>
+        /// Posts the specified request.
+        /// </summary>
+        /// <param name="request">The request.</param>
+        public void Post(ShutdownApplication request)
+        {
+            Task.Run(async () =>
+            {
+                await Task.Delay(100).ConfigureAwait(false);
+                await _appHost.Shutdown().ConfigureAwait(false);
+            });
+        }
+
+    }
+}