From 19319e8eb6561e776707848318ec4799128d84e7 Mon Sep 17 00:00:00 2001
From: hawken <hawken@thehawken.org>
Date: Fri, 4 Jan 2019 23:47:49 +0000
Subject: [PATCH] Remove MBLicenseFile

---
 .../Security/MBLicenseFile.cs                 | 204 ------------------
 1 file changed, 204 deletions(-)
 delete mode 100644 Emby.Server.Implementations/Security/MBLicenseFile.cs

diff --git a/Emby.Server.Implementations/Security/MBLicenseFile.cs b/Emby.Server.Implementations/Security/MBLicenseFile.cs
deleted file mode 100644
index fc1c1f0bf..000000000
--- a/Emby.Server.Implementations/Security/MBLicenseFile.cs
+++ /dev/null
@@ -1,204 +0,0 @@
-using System;
-using System.Collections.Concurrent;
-using System.Collections.Generic;
-using System.Globalization;
-using System.IO;
-using System.Linq;
-using System.Text;
-using MediaBrowser.Common.Configuration;
-using MediaBrowser.Model.Cryptography;
-using MediaBrowser.Model.IO;
-
-namespace Emby.Server.Implementations.Security
-{
-    internal class MBLicenseFile
-    {
-        private readonly IApplicationPaths _appPaths;
-        private readonly IFileSystem _fileSystem;
-        private readonly ICryptoProvider _cryptographyProvider;
-
-        public string RegKey
-        {
-            get => _regKey;
-            set
-            {
-                _updateRecords.Clear();
-                _regKey = value;
-            }
-        }
-
-        private string Filename => Path.Combine(_appPaths.ConfigurationDirectoryPath, "mb.lic");
-
-        private readonly ConcurrentDictionary<Guid, FeatureRegInfo> _updateRecords = new ConcurrentDictionary<Guid, FeatureRegInfo>();
-        private readonly object _fileLock = new object();
-        private string _regKey;
-
-        public MBLicenseFile(IApplicationPaths appPaths, IFileSystem fileSystem, ICryptoProvider cryptographyProvider)
-        {
-            _appPaths = appPaths;
-            _fileSystem = fileSystem;
-            _cryptographyProvider = cryptographyProvider;
-
-            Load();
-        }
-
-        private void SetUpdateRecord(Guid key, FeatureRegInfo value)
-        {
-            _updateRecords.AddOrUpdate(key, value, (k, v) => value);
-        }
-
-        private Guid GetKey(string featureId)
-        {
-            return new Guid(_cryptographyProvider.ComputeMD5(Encoding.Unicode.GetBytes(featureId)));
-        }
-
-        public void AddRegCheck(string featureId, DateTime expirationDate)
-        {
-            var key = GetKey(featureId);
-            var value = new FeatureRegInfo
-            {
-                ExpirationDate = expirationDate,
-                LastChecked = DateTime.UtcNow
-            };
-
-            SetUpdateRecord(key, value);
-            Save();
-        }
-
-        public void RemoveRegCheck(string featureId)
-        {
-            var key = GetKey(featureId);
-            FeatureRegInfo val;
-
-            _updateRecords.TryRemove(key, out val);
-
-            Save();
-        }
-
-        public FeatureRegInfo GetRegInfo(string featureId)
-        {
-            var key = GetKey(featureId);
-            FeatureRegInfo info = null;
-            _updateRecords.TryGetValue(key, out info);
-
-            if (info == null)
-            {
-                return null;
-            }
-
-            // guard agains people just putting a large number in the file
-            return info.LastChecked < DateTime.UtcNow ? info : null;
-        }
-
-        private void Load()
-        {
-            string[] contents = null;
-            var licenseFile = Filename;
-            lock (_fileLock)
-            {
-                try
-                {
-                    contents = _fileSystem.ReadAllLines(licenseFile);
-                }
-                catch (FileNotFoundException)
-                {
-                    lock (_fileLock)
-                    {
-                        _fileSystem.WriteAllBytes(licenseFile, Array.Empty<byte>());
-                    }
-                }
-                catch (IOException)
-                {
-                    lock (_fileLock)
-                    {
-                        _fileSystem.WriteAllBytes(licenseFile, Array.Empty<byte>());
-                    }
-                }
-            }
-            if (contents != null && contents.Length > 0)
-            {
-                //first line is reg key
-                RegKey = contents[0];
-
-                //next is legacy key
-                if (contents.Length > 1)
-                {
-                    // Don't need this anymore
-                }
-
-                //the rest of the lines should be pairs of features and timestamps
-                for (var i = 2; i < contents.Length; i = i + 2)
-                {
-                    var line = contents[i];
-                    if (string.IsNullOrWhiteSpace(line))
-                    {
-                        continue;
-                    }
-
-                    Guid feat;
-                    if (Guid.TryParse(line, out feat))
-                    {
-                        var lineParts = contents[i + 1].Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
-
-                        long ticks;
-                        if (long.TryParse(lineParts[0], out ticks))
-                        {
-                            var info = new FeatureRegInfo
-                            {
-                                LastChecked = new DateTime(ticks)
-                            };
-
-                            if (lineParts.Length > 1 && long.TryParse(lineParts[1], out ticks))
-                            {
-                                info.ExpirationDate = new DateTime(ticks);
-                            }
-
-                            SetUpdateRecord(feat, info);
-                        }
-                    }
-                }
-            }
-        }
-
-        public void Save()
-        {
-            //build our array
-            var lines = new List<string>
-            {
-                RegKey,
-
-                // Legacy key
-                string.Empty
-            };
-
-            foreach (var pair in _updateRecords
-                .ToList())
-            {
-                lines.Add(pair.Key.ToString());
-
-                var dateLine = pair.Value.LastChecked.Ticks.ToString(CultureInfo.InvariantCulture) + "|" +
-                               pair.Value.ExpirationDate.Ticks.ToString(CultureInfo.InvariantCulture);
-
-                lines.Add(dateLine);
-            }
-
-            var licenseFile = Filename;
-            _fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(licenseFile));
-            lock (_fileLock)
-            {
-                _fileSystem.WriteAllLines(licenseFile, lines);
-            }
-        }
-    }
-
-    internal class FeatureRegInfo
-    {
-        public DateTime ExpirationDate { get; set; }
-        public DateTime LastChecked { get; set; }
-
-        public FeatureRegInfo()
-        {
-            ExpirationDate = DateTime.MinValue;
-        }
-    }
-}