repo creation with initial code after cloning public repo

2026-02-19 07:36:25 -05:00
commit 460884fea3
2860 changed files with 650825 additions and 0 deletions
@@ -0,0 +1,98 @@
+#pragma warning disable CS1591
+
+using System;
+using System.Globalization;
+using System.IO;
+using System.Text;
+using System.Threading;
+using MediaBrowser.Common.Configuration;
+using Microsoft.Extensions.Logging;
+
+namespace Emby.Server.Implementations.Devices
+{
+    public class DeviceId
+    {
+        private readonly IApplicationPaths _appPaths;
+        private readonly ILogger<DeviceId> _logger;
+        private readonly Lock _syncLock = new();
+
+        private string? _id;
+
+        public DeviceId(IApplicationPaths appPaths, ILogger<DeviceId> logger)
+        {
+            _appPaths = appPaths;
+            _logger = logger;
+        }
+
+        public string Value => _id ??= GetDeviceId();
+
+        private string CachePath => Path.Combine(_appPaths.DataPath, "device.txt");
+
+        private string? GetCachedId()
+        {
+            try
+            {
+                lock (_syncLock)
+                {
+                    var value = File.ReadAllText(CachePath, Encoding.UTF8);
+
+                    if (Guid.TryParse(value, out _))
+                    {
+                        return value;
+                    }
+
+                    _logger.LogError("Invalid value found in device id file");
+                }
+            }
+            catch (DirectoryNotFoundException)
+            {
+            }
+            catch (FileNotFoundException)
+            {
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Error reading file");
+            }
+
+            return null;
+        }
+
+        private void SaveId(string id)
+        {
+            try
+            {
+                var path = CachePath;
+
+                Directory.CreateDirectory(Path.GetDirectoryName(path) ?? throw new InvalidOperationException("Path can't be a root directory."));
+
+                lock (_syncLock)
+                {
+                    File.WriteAllText(path, id, Encoding.UTF8);
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Error writing to file");
+            }
+        }
+
+        private static string GetNewId()
+        {
+            return Guid.NewGuid().ToString("N", CultureInfo.InvariantCulture);
+        }
+
+        private string GetDeviceId()
+        {
+            var id = GetCachedId();
+
+            if (string.IsNullOrWhiteSpace(id))
+            {
+                id = GetNewId();
+                SaveId(id);
+            }
+
+            return id;
+        }
+    }
+}