Creation of EpicLibrary files

DisplayMagician/DisplayMagician.csproj

@@ -99,6 +99,8 @@
     <Compile Include="GameLibraries\Game.cs" />
     <Compile Include="GameLibraries\GameLibrary.cs" />
     <Compile Include="GameLibraries\GameUtils.cs" />
+    <Compile Include="GameLibraries\EpicGame.cs" />
+    <Compile Include="GameLibraries\EpicLibrary.cs" />
     <Compile Include="GameLibraries\SteamAppInfoParser\AppInfo.cs" />
     <Compile Include="GameLibraries\SteamAppInfoParser\EUniverse.cs" />
     <Compile Include="GameLibraries\SteamAppInfoParser\Package.cs" />

DisplayMagician/GameLibraries/EpicGame.cs

@@ -0,0 +1,183 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Net;
+using DisplayMagician.Resources;
+using System.Diagnostics;
+
+namespace DisplayMagician.GameLibraries
+{
+    public class EpicGame : Game
+    {
+        private string _epicGameId;
+        private string _epicGameName;
+        private string _epicGameExePath;
+        private string _epicGameDir;
+        private string _epicGameExe;
+        private string _epicGameProcessName;
+        private string _epicGameIconPath;
+        //private string _epicURI;
+        private static readonly EpicLibrary _epicGameLibrary = EpicLibrary.GetLibrary();
+        private static readonly NLog.Logger logger = NLog.LogManager.GetCurrentClassLogger();
+
+        static EpicGame()
+        {
+            ServicePointManager.ServerCertificateValidationCallback +=
+                (send, certificate, chain, sslPolicyErrors) => true;
+        }
+
+
+        public EpicGame(string epicGameId, string epicGameName, string epicGameExePath, string epicGameIconPath)
+        {
+
+            //_gameRegistryKey = $@"{EpicLibrary.registryEpicInstallsKey}\\{EpicGameId}";
+            _epicGameId = epicGameId;
+            _epicGameName = epicGameName;
+            _epicGameExePath = epicGameExePath;
+            _epicGameDir = Path.GetDirectoryName(epicGameExePath);
+            _epicGameExe = Path.GetFileName(_epicGameExePath);
+            _epicGameProcessName = Path.GetFileNameWithoutExtension(_epicGameExePath);
+            _epicGameIconPath = epicGameIconPath;
+
+        }
+
+        public override string Id
+        {
+            get => _epicGameId;
+            set => _epicGameId = value;
+        }
+
+        public override string Name
+        {
+            get => _epicGameName;
+            set => _epicGameName = value;
+        }
+
+        public override SupportedGameLibraryType GameLibrary
+        {
+            get => SupportedGameLibraryType.Epic;
+        }
+
+        public override string IconPath
+        {
+            get => _epicGameIconPath;
+            set => _epicGameIconPath = value;
+        }
+
+        public override string ExePath
+        {
+            get => _epicGameExePath;
+            set => _epicGameExePath = value;
+        }
+
+        public override string Directory
+        {
+            get => _epicGameDir;
+            set => _epicGameDir = value;
+        }
+
+        public override bool IsRunning
+        {
+            get
+            {
+                int numGameProcesses = 0;
+                List<Process> gameProcesses = Process.GetProcessesByName(_epicGameProcessName).ToList();
+                foreach (Process gameProcess in gameProcesses)
+                {
+                    try
+                    {                       
+                        if (gameProcess.ProcessName.Equals(_epicGameProcessName))
+                            numGameProcesses++;
+                    }
+                    catch (Exception ex)
+                    {
+                        logger.Debug(ex, $"EpicGame/IsRunning: Accessing Process.ProcessName caused exception. Trying GameUtils.GetMainModuleFilepath instead");
+                        // If there is a race condition where MainModule isn't available, then we 
+                        // instead try the much slower GetMainModuleFilepath (which does the same thing)
+                        string filePath = GameUtils.GetMainModuleFilepath(gameProcess.Id);
+                        if (filePath == null)
+                        {
+                            // if we hit this bit then GameUtils.GetMainModuleFilepath failed,
+                            // so we just assume that the process is a game process
+                            // as it matched the epical process search
+                            numGameProcesses++;
+                            continue;
+                        }
+                        else
+                        {
+                            if (filePath.StartsWith(_epicGameExePath))
+                                numGameProcesses++;
+                        }
+                            
+                    }
+                }
+                if (numGameProcesses > 0)
+                    return true;
+                else
+                    return false;
+            }
+        }
+
+        // Have to do much more research to figure out how to detect when Epic is updating a game
+        public override bool IsUpdating
+        {
+            get
+            {
+                return false;
+            }
+        }
+
+        public override GameStartMode StartMode
+        {
+            get => GameStartMode.URI;
+        }
+
+        public override string GetStartURI(string gameArguments = "")
+        {
+            string address = $"epic2://game/launch?offerIds={_epicGameId}";
+            if (String.IsNullOrWhiteSpace(gameArguments))
+            {
+                address += "/" + gameArguments;
+            }
+            return address;
+        }
+
+        public bool CopyTo(EpicGame EpicGame)
+        {
+            if (!(EpicGame is EpicGame))
+                return false;
+
+            // Copy all the game data over to the other game
+            EpicGame.IconPath = IconPath;
+            EpicGame.Id = Id;
+            EpicGame.Name = Name;
+            EpicGame.ExePath = ExePath;
+            EpicGame.Directory = Directory;
+            return true;
+        }
+
+        public override string ToString()
+        {
+            var name = _epicGameName;
+
+            if (string.IsNullOrWhiteSpace(name))
+            {
+                name = Language.Unknown;
+            }
+
+            if (IsRunning)
+            {
+                return name + " " + Language.Running;
+            }
+
+            /*if (IsUpdating)
+            {
+                return name + " " + Language.Updating;
+            }*/
+
+            return name;
+        }
+
+    }
+}

DisplayMagician/GameLibraries/EpicLibrary.cs

@@ -0,0 +1,753 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text.RegularExpressions;
+using Microsoft.Win32;
+using System.IO;
+using System.Security;
+using System.Xml;
+using System.Xml.Linq;
+using System.Xml.XPath;
+using System.Web;
+using System.Diagnostics;
+
+namespace DisplayMagician.GameLibraries
+{
+    public sealed class EpicLibrary : GameLibrary
+    {
+        #region Class Variables
+        // Static members are 'eagerly initialized', that is, 
+        // immediately when class is loaded for the first time.
+        // .NET guarantees thread safety for static initialization
+        private static readonly EpicLibrary _instance = new EpicLibrary();
+
+
+        // Common items to the class
+        private List<Game> _allEpicGames = new List<Game>();
+        private string EpicAppIdRegex = @"/^[0-9A-F]{1,10}$";
+        private string _epicExe;
+        private string _epicPath;
+        private string _epicLocalContent = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData), "Epic");
+        private bool _isEpicInstalled = false;
+        private List<string> _epicProcessList = new List<string>(){ "epic" };
+
+        //private  string _epicConfigVdfFile;
+        internal  string registryEpicLauncherKey = @"SOFTWARE\WOW6432Node\Epic";
+        //internal  string registryEpicInstallsKey = @"SOFTWARE\WOW6432Node\Ubisoft\Launcher\Installs";
+        //internal  string registryEpicOpenCmdKey = @"SOFTWARE\Classes\Epic\Shell\Open\Command";
+        private readonly NLog.Logger logger = NLog.LogManager.GetCurrentClassLogger();
+
+
+        // Other constants that are useful
+        #endregion
+
+        #region Class Constructors
+        static EpicLibrary() { }
+
+        private EpicLibrary()
+        {
+            try
+            {
+                logger.Trace($"EpicLibrary/EpicLibrary: Epic launcher registry key = HKLM\\{registryEpicLauncherKey}");
+                // Find the EpicExe location, and the EpicPath for later
+                RegistryKey EpicInstallKey = Registry.LocalMachine.OpenSubKey(registryEpicLauncherKey, RegistryKeyPermissionCheck.ReadSubTree);
+                if (EpicInstallKey == null)
+                    return;
+                _epicExe = EpicInstallKey.GetValue("ClientPath", @"C:\Program Files (x86)\Epic\Epic.exe").ToString();
+                _epicPath = _epicExe;
+                _epicPath = _epicPath.Replace(@"\Epic.exe", "");
+                if (File.Exists(_epicExe))
+                {
+                    logger.Info($"EpicLibrary/EpicLibrary: Epic library is installed in {_epicPath}. Found {_epicExe}");
+                    _isEpicInstalled = true;
+                }
+                else
+                {
+                    logger.Info($"EpicLibrary/EpicLibrary: Epic library is not installed!");
+                }
+                   
+            }
+            catch (SecurityException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/EpicLibrary: The user does not have the permissions required to read the Epic ClientPath registry key.");
+            }
+            catch(ObjectDisposedException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/EpicLibrary: The Microsoft.Win32.RegistryKey is closed when trying to access the Epic ClientPath registry key (closed keys cannot be accessed).");
+            }
+            catch (IOException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/EpicLibrary: The Epic ClientPath registry key has been marked for deletion so we cannot access the value dueing the EpicLibrary check.");
+            }
+            catch (UnauthorizedAccessException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/EpicLibrary: The user does not have the necessary registry rights to check whether Epic is installed.");
+            }
+        }
+        #endregion
+
+        #region Class Properties
+        public override List<Game> AllInstalledGames
+        {
+            get
+            {
+                // Load the Epic Games from Epic Client if needed
+                if (_allEpicGames.Count == 0)
+                    LoadInstalledGames();
+                return _allEpicGames;
+            }
+        }
+
+
+        public override int InstalledGameCount
+        {
+            get
+            {
+                return _allEpicGames.Count;
+            }
+        }
+
+        public override string GameLibraryName 
+        { 
+            get 
+            {
+                return "Epic";
+            } 
+        }
+
+        public override SupportedGameLibraryType GameLibraryType
+        {
+            get
+            {
+                return SupportedGameLibraryType.Epic;
+            }
+        }
+
+        public override string GameLibraryExe
+        {
+            get
+            {
+                return _epicExe;
+            }
+        }
+
+        public override string GameLibraryPath
+        {
+            get
+            {
+                return _epicPath;
+            }
+        }
+
+        public override bool IsGameLibraryInstalled
+        {
+            get
+            {
+                return _isEpicInstalled;
+            }
+
+        }
+
+        public override bool IsRunning
+        {
+            get
+            {
+                List<Process> epicLibraryProcesses = new List<Process>();
+
+                foreach (string epicLibraryProcessName in _epicProcessList)
+                {
+                    // Look for the processes with the ProcessName we sorted out earlier
+                    epicLibraryProcesses.AddRange(Process.GetProcessesByName(epicLibraryProcessName));
+                }
+
+                // If we have found one or more processes then we should be good to go
+                // so let's break, and get to the next step....
+                if (epicLibraryProcesses.Count > 0)
+                    return true;
+                else
+                    return false;
+            }
+
+        }
+
+        public override bool IsUpdating
+        {
+            get
+            {
+                // Not implemeted at present
+                // so we just return a false
+                // TODO Implement Epic specific detection for updating the game client
+                return false;
+            }
+
+        }
+
+        public override List<string> GameLibraryProcesses
+        {
+            get
+            {
+                return _epicProcessList;
+            }
+        }
+
+
+        #endregion
+
+        #region Class Methods
+        public static EpicLibrary GetLibrary()
+        {
+            return _instance;
+        }
+
+
+        public override bool AddGame(Game epicGame)
+        {
+            if (!(epicGame is EpicGame))
+                return false;
+            
+            // Doublecheck if it already exists
+            // Because then we just update the one that already exists
+            if (ContainsGame(epicGame))
+            {
+                logger.Debug($"EpicLibrary/AddEpicGame: Updating Epic game {epicGame.Name} in our Epic library");
+                // We update the existing Shortcut with the data over
+                EpicGame epicGameToUpdate = (EpicGame)GetGame(epicGame.Id.ToString());
+                epicGame.CopyTo(epicGameToUpdate);
+            }
+            else
+            {
+                logger.Debug($"EpicLibrary/AddEpicGame: Adding Epic game {epicGame.Name} to our Epic library");
+                // Add the EpicGame to the list of EpicGames
+                _allEpicGames.Add(epicGame);
+            }
+
+            //Doublecheck it's been added
+            if (ContainsGame(epicGame))
+            {
+                return true;
+            }
+            else
+                return false;
+
+        }
+
+        public override bool RemoveGame(Game epicGame)
+        {
+            if (!(epicGame is EpicGame))
+                return false;
+
+            logger.Debug($"EpicLibrary/RemoveEpicGame: Removing Epic game {epicGame.Name} from our Epic library");
+
+            // Remove the EpicGame from the list.
+            int numRemoved = _allEpicGames.RemoveAll(item => item.Id.Equals(epicGame.Id));
+
+            if (numRemoved == 1)
+            {
+                logger.Debug($"EpicLibrary/RemoveEpicGame: Removed Epic game with name {epicGame.Name}");
+                return true;
+            }
+            else if (numRemoved == 0)
+            {
+                logger.Debug($"EpicLibrary/RemoveEpicGame: Didn't remove Epic game with ID {epicGame.Name} from the Epic Library");
+                return false;
+            }                
+            else
+                throw new EpicLibraryException();
+        }
+
+        public override bool RemoveGameById(string epicGameId)
+        {
+            if (epicGameId.Equals(0))
+                return false;
+
+            logger.Debug($"EpicLibrary/RemoveEpicGame2: Removing Epic game with ID {epicGameId} from the Epic library");
+
+            // Remove the EpicGame from the list.
+            int numRemoved = _allEpicGames.RemoveAll(item => item.Id.Equals(epicGameId));
+
+            if (numRemoved == 1)
+            {
+                logger.Debug($"EpicLibrary/RemoveEpicGame2: Removed Epic game with ID {epicGameId}");
+                return true;
+            }
+            else if (numRemoved == 0)
+            {
+                logger.Debug($"EpicLibrary/RemoveEpicGame2: Didn't remove Epic game with ID {epicGameId} from the Epic Library");
+                return false;
+            }
+            else
+                throw new EpicLibraryException();
+        }
+
+        public override bool RemoveGame(string epicGameNameOrId)
+        {
+            if (String.IsNullOrWhiteSpace(epicGameNameOrId))
+                return false;
+
+            logger.Debug($"EpicLibrary/RemoveEpicGame3: Removing Epic game with Name or ID {epicGameNameOrId} from the Epic library");
+
+            int numRemoved;
+            Match match = Regex.Match(epicGameNameOrId, EpicAppIdRegex, RegexOptions.IgnoreCase);
+            if (match.Success)
+                numRemoved = _allEpicGames.RemoveAll(item => epicGameNameOrId.Equals(item.Id));
+            else
+                numRemoved = _allEpicGames.RemoveAll(item => epicGameNameOrId.Equals(item.Name));
+
+            if (numRemoved == 1)
+            {
+                logger.Debug($"EpicLibrary/RemoveEpicGame3: Removed Epic game with Name or UUID {epicGameNameOrId} ");
+                return true;
+            }
+            else if (numRemoved == 0)
+            {
+                logger.Debug($"EpicLibrary/RemoveEpicGame3: Didn't remove Epic game with Name or UUID {epicGameNameOrId} from the Epic Library");
+                return false;
+            }
+            else
+                throw new EpicLibraryException();
+
+        }
+
+        public override bool ContainsGame(Game epicGame)
+        {
+            if (!(epicGame is EpicGame))
+                return false;
+
+            foreach (EpicGame testEpicGame in _allEpicGames)
+            {
+                if (testEpicGame.Id.Equals(epicGame.Id))
+                    return true;
+            }
+
+            return false;
+        }
+
+        public override bool ContainsGameById(string epicGameId)
+        {
+            foreach (EpicGame testEpicGame in _allEpicGames)
+            {
+                if (epicGameId == testEpicGame.Id)
+                    return true;
+            }
+
+
+            return false;
+
+        }
+
+        public override bool ContainsGame(string epicGameNameOrId)
+        {
+            if (String.IsNullOrWhiteSpace(epicGameNameOrId))
+                return false;
+
+
+            Match match = Regex.Match(epicGameNameOrId, EpicAppIdRegex, RegexOptions.IgnoreCase);
+            if (match.Success)
+            {
+                foreach (EpicGame testEpicGame in _allEpicGames)
+                {
+                    if (epicGameNameOrId.Equals(Convert.ToInt32(testEpicGame.Id)))
+                        return true;
+                }
+
+            }
+            else
+            {
+                foreach (EpicGame testEpicGame in _allEpicGames)
+                {
+                    if (epicGameNameOrId.Equals(testEpicGame.Name))
+                        return true;
+                }
+
+            }
+
+            return false;
+
+        }
+
+
+        public override Game GetGame(string epicGameNameOrId)
+        {
+            if (String.IsNullOrWhiteSpace(epicGameNameOrId))
+                return null;
+
+            Match match = Regex.Match(epicGameNameOrId, EpicAppIdRegex, RegexOptions.IgnoreCase);
+            if (match.Success)
+            {
+                foreach (EpicGame testEpicGame in _allEpicGames)
+                {
+                    if (epicGameNameOrId.Equals(Convert.ToInt32(testEpicGame.Id)))
+                        return testEpicGame;
+                }
+
+            }
+            else
+            {
+                foreach (EpicGame testEpicGame in _allEpicGames)
+                {
+                    if (epicGameNameOrId.Equals(testEpicGame.Name))
+                        return testEpicGame;
+                }
+
+            }
+
+            return null;
+
+        }
+
+        public override Game GetGameById(string epicGameId)
+        {
+            foreach (EpicGame testEpicGame in _allEpicGames)
+            {
+                if (epicGameId == testEpicGame.Id)
+                    return testEpicGame;
+            }
+
+            return null;
+
+        }
+
+        private Dictionary<string, string> ParseEpicManifest(string path)
+        {
+            string encodedContents = File.ReadAllText(path);
+            Dictionary<string, string> parameters = Regex.Matches(encodedContents, "([^?=&]+)(=([^&]*))?").Cast<Match>().ToDictionary(x => x.Groups[1].Value, x => x.Groups[3].Value);
+            return parameters;
+        }
+
+
+        public override bool LoadInstalledGames()
+        {
+            try
+            {
+
+                if (!_isEpicInstalled)
+                {
+                    // Epic isn't installed, so we return an empty list.
+                    logger.Info($"EpicLibrary/LoadInstalledGames: Epic library is not installed");
+                    return false;
+                }
+
+                var localContentPath = Path.Combine(_epicLocalContent, "LocalContent");
+                logger.Trace($"EpicLibrary/LoadInstalledGames: Looking for Local Content in {localContentPath}");
+
+                if (Directory.Exists(localContentPath))
+                {
+                    logger.Trace($"EpicLibrary/LoadInstalledGames: Local Content Directory {localContentPath} exists!");
+                    string[] packages = Directory.GetFiles(localContentPath, "*.mfst", SearchOption.AllDirectories);
+                    logger.Trace($"EpicLibrary/LoadInstalledGames: Found .mfst files in Local Content Directory {localContentPath}: {packages.ToString()}");
+                    foreach (string package in packages)
+                    {
+                        logger.Trace($"EpicLibrary/LoadInstalledGames: Parsing {package} name to find GameID");
+                        try
+                        {
+                            GameAppInfo epicGame = new GameAppInfo();
+                            epicGame.GameID = Path.GetFileNameWithoutExtension(package);
+                            logger.Trace($"EpicLibrary/LoadInstalledGames: Got GameID of {epicGame.GameID } from file {package}");
+                            if (!epicGame.GameID.StartsWith("Epic"))
+                            {
+                                // If the gameId doesn't start with epic, then we need to find it!
+                                // Get game id by fixing file via adding : before integer part of the name
+                                // for example OFB-EAST52017 converts to OFB-EAST:52017
+                                Match match = Regex.Match(epicGame.GameID, @"^(.*?)(\d+)$");
+                                if (!match.Success)
+                                {
+                                    logger.Warn($"EpicLibrary/LoadInstalledGames: Failed to match game id from file {package} name so ignoring game");
+                                    continue;
+                                }
+
+                                epicGame.GameID = match.Groups[1].Value + ":" + match.Groups[2].Value;
+                                logger.Trace($"EpicLibrary/LoadInstalledGames: GameID doesn't start with 'Epic' so using different pattern to find {epicGame.GameID} GameID");
+                            }
+
+                            // Now we get the rest of the game information out of the manifest file
+                            Dictionary<string, string> manifestInfo = ParseEpicManifest(package);
+
+                            logger.Trace($"EpicLibrary/LoadInstalledGames: Looking whether Epic is still downloading the game to install it");
+                            if (manifestInfo.ContainsKey("ddinitialdownload") && manifestInfo["ddinitialdownload"] == "1")
+                            {
+                                // Epic is downloading and installing the game so we skip it
+                                logger.Warn($"EpicLibrary/LoadInstalledGames: Epic is still downloading the game with Game ID {epicGame.GameID} to install it");
+                                continue;
+                            }
+                            logger.Trace($"EpicLibrary/LoadInstalledGames: Looking whether Epic is downloading game updates");
+                            if (manifestInfo.ContainsKey("downloading") && manifestInfo["downloading"] == "1")
+                            {
+                                // Epic is downloading some new content so we can't play it at the moment
+                                logger.Warn($"EpicLibrary/LoadInstalledGames: Epic is downloading game updates for the game with Game ID {epicGame.GameID}");
+                                continue;
+                            }
+
+                            epicGame.GameInstallDir = null;
+                            logger.Trace($"EpicLibrary/LoadInstalledGames: Looking where the game with Game ID {epicGame.GameID} is installed");
+                            if (manifestInfo.ContainsKey("dipinstallpath"))
+                            {
+                                // This is where Epic has installed this game
+                                epicGame.GameInstallDir = HttpUtility.UrlDecode(manifestInfo["dipinstallpath"]);
+                                if (String.IsNullOrEmpty(epicGame.GameInstallDir) || !Directory.Exists(epicGame.GameInstallDir))
+                                {
+                                    logger.Warn($"EpicLibrary/LoadInstalledGames: Epic game with ID {epicGame.GameID} found but no valid directory found at {epicGame.GameInstallDir}");
+                                    continue;
+                                }
+                            }
+                            else
+                            {
+                                logger.Warn($"EpicLibrary/LoadInstalledGames: Couldn't figure out where Game ID {epicGame.GameID} is installed. Skipping game.");
+                            }
+
+                            string gameInstallerData = Path.Combine(epicGame.GameInstallDir, @"__Installer", @"installerdata.xml");
+                            logger.Trace($"EpicLibrary/LoadInstalledGames: Parsing the Game Installer Data at {gameInstallerData}");
+
+                            if (File.Exists(gameInstallerData))
+                            {
+                                logger.Trace($"EpicLibrary/LoadInstalledGames: Game Installer Data file was found at {gameInstallerData}");
+                                logger.Trace($"EpicLibrary/LoadInstalledGames: Attempting to parse XML Game Installer Data file at {gameInstallerData}");
+                                // Now we parse the XML
+                                XDocument xdoc = XDocument.Load(gameInstallerData);
+                                epicGame.GameName = xdoc.XPathSelectElement("/DiPManifest/gameTitles/gameTitle[@locale='en_US']").Value;
+                                logger.Trace($"EpicLibrary/LoadInstalledGames: Game Name {epicGame.GameName} found in Game Installer Data file {gameInstallerData}");
+                                string gameFilePath = xdoc.XPathSelectElement("/DiPManifest/runtime/launcher/filePath").Value;
+                                logger.Trace($"EpicLibrary/LoadInstalledGames: Game File Path is {gameFilePath } found in Game Installer Data file {gameInstallerData}");
+
+                                string epicGameInstallLocation = "";
+                                // Check whether gameFilePath contains a registry key! Cause if it does we need to lookup the path there instead
+                                if (gameFilePath.StartsWith("[HKEY_LOCAL_MACHINE"))
+                                {
+                                    logger.Trace($"EpicLibrary/LoadInstalledGames: Game File Path starts with a registery key so needs to be translated");
+                                    // The filePath contains a registry key lookup that we need to execute and replace
+                                    string epicGameInstallKeyNameAndValue = "";
+                                    string epicGameRestOfFile = "";
+                                    MatchCollection mc = Regex.Matches(gameFilePath, @"\[HKEY_LOCAL_MACHINE\\(.*)\](.*)");
+                                    if (mc.Count > 0)
+                                    {
+                                        // Split the Reg key bit from the File Path bit
+
+                                        epicGameInstallKeyNameAndValue = mc[0].Groups[1].ToString();
+                                        logger.Trace($"EpicLibrary/LoadInstalledGames: epicGameInstallKeyNameAndValue = {epicGameInstallKeyNameAndValue}");
+                                        epicGameRestOfFile = mc[0].Groups[2].ToString();
+                                        logger.Trace($"EpicLibrary/LoadInstalledGames: epicGameRestOfFile = {epicGameRestOfFile}");
+                                        if (epicGameInstallKeyNameAndValue == null || epicGameInstallKeyNameAndValue == "")
+                                        {
+                                            // then we have a problem and we need to continue and ignore this game
+                                            logger.Warn($"EpicLibrary/LoadInstalledGames: Epic game with ID {epicGame.GameID} has registry key but we can't extract it! gameFilePath is {gameFilePath}.");
+                                            continue;
+                                        }
+
+                                        // Split the reg key from the value name 
+
+                                        string epicGameInstallKeyName = "";
+                                        string epicGameInstallKeyValue = "";
+                                        mc = Regex.Matches(epicGameInstallKeyNameAndValue, @"(.*)\\([^\\]*)");
+                                        if (mc.Count > 0)
+                                        {
+                                            epicGameInstallKeyName = mc[0].Groups[1].ToString();
+                                            logger.Trace($"EpicLibrary/LoadInstalledGames: epicGameInstallKeyName = {epicGameInstallKeyName }");
+                                            epicGameInstallKeyValue = mc[0].Groups[2].ToString();
+                                            logger.Trace($"EpicLibrary/LoadInstalledGames: epicGameInstallKeyValue = {epicGameInstallKeyValue }");
+                                        }
+
+                                        // Lookup the reg key to figure out where the game is installed 
+                                        try
+                                        {
+                                            RegistryKey epicGameInstallKey = Registry.LocalMachine.OpenSubKey(epicGameInstallKeyName, RegistryKeyPermissionCheck.ReadSubTree);
+                                            if (epicGameInstallKey == null)
+                                            {
+                                                // then we have a problem as we cannot find the game exe location!
+                                                logger.Warn($"EpicLibrary/LoadInstalledGames: Epic game with ID {epicGame.GameID} has a install reg key we cannot find! epicGameInstallKey is {gameFilePath} and epicGameInstallKeyValue is {epicGameInstallKeyValue}.");
+                                                continue;
+                                            }
+                                            epicGameInstallLocation = Path.Combine(epicGameInstallKey.GetValue(epicGameInstallKeyValue).ToString(), epicGameRestOfFile);
+                                            if (!File.Exists(epicGameInstallLocation))
+                                            {
+                                                // then we have a problem as we cannot locate the game exe file to start!
+                                                logger.Warn($"EpicLibrary/LoadInstalledGames: Epic game with ID {epicGame.GameID} has gameexe we cannot find! epicGameInstallLocation is {epicGameInstallLocation}.");
+                                                continue;
+                                            }
+                                            epicGame.GameExePath = epicGameInstallLocation;
+                                        }
+                                        catch (SecurityException ex)
+                                        {
+                                            logger.Warn(ex, $"EpicLibrary/LoadInstalledGames: The user does not have the permissions required to read the Epic Game location registry key {epicGameInstallKeyName}, so skipping game");
+                                            continue;
+                                        }
+                                        catch (ObjectDisposedException ex)
+                                        {
+                                            logger.Warn(ex, "EpicLibrary/LoadInstalledGames: The Microsoft.Win32.RegistryKey is closed when trying to access the Epic ClientPath registry key (closed keys cannot be accessed), so skipping game");
+                                            continue;
+                                        }
+                                        catch (IOException ex)
+                                        {
+                                            logger.Warn(ex, "EpicLibrary/LoadInstalledGames: The Epic ClientPath registry key has been marked for deletion so we cannot access the value dueing the EpicLibrary check, so skipping game");
+                                            continue;
+                                        }
+                                        catch (UnauthorizedAccessException ex)
+                                        {
+                                            logger.Warn(ex, "EpicLibrary/LoadInstalledGames: The user does not have the necessary registry rights to check whether Epic is installed, so skipping game");
+                                            continue;
+                                        }
+                                    }
+                                    else
+                                    {
+                                        logger.Warn($"EpicLibrary/LoadInstalledGames: Game File Path {gameFilePath} starts with '[HEKY_LOCAL_MACHINE' but didn't match the regex when it should have");
+                                        continue;
+                                    }
+                                    
+                                }
+                                else if (gameFilePath.StartsWith("[HKEY_CURRENT_USER"))
+                                {
+                                    // The filePath contains a registry key lookup that we need to execute and replace
+                                    MatchCollection mc = Regex.Matches(gameFilePath, @"\[HKEY_CURRENT_USER\\(.*)\](.*)");
+                                    if (mc.Count > 0)
+                                    {
+                                        string epicGameInstallKeyNameAndValue = mc[0].Groups[1].ToString();
+                                        string epicGameRestOfFile = mc[0].Groups[2].ToString();
+                                        if (epicGameInstallKeyNameAndValue == null)
+                                        {
+                                            // then we have a problem and we need to continue and ignore this game
+                                            logger.Warn($"EpicLibrary/LoadInstalledGames: Epic game with ID {epicGame.GameID} has registry but we can't match it! gameFilePath is {gameFilePath}.");
+                                            continue;
+                                        }
+
+                                        mc = Regex.Matches(epicGameInstallKeyNameAndValue, @"(.*)\\([^\\]*)");
+                                        string epicGameInstallKeyName = mc[0].Groups[1].ToString();
+                                        string epicGameInstallKeyValue = mc[0].Groups[2].ToString();
+
+                                        try
+                                        {
+                                            RegistryKey epicGameInstallKey = Registry.LocalMachine.OpenSubKey(epicGameInstallKeyName, RegistryKeyPermissionCheck.ReadSubTree);
+                                            if (epicGameInstallKey == null)
+                                            {
+                                                // then we have a problem as we cannot find the game exe location!
+                                                logger.Warn($"EpicLibrary/LoadInstalledGames: Epic game with ID {epicGame.GameID} has a install reg key we cannot find! epicGameInstallKey is {gameFilePath} and epicGameInstallKeyValue is {epicGameInstallKeyValue}.");
+                                                continue;
+                                            }
+                                            epicGameInstallLocation = Path.Combine(epicGameInstallKey.GetValue(epicGameInstallKeyValue).ToString(), epicGameRestOfFile);
+                                            if (!File.Exists(epicGameInstallLocation))
+                                            {
+                                                // then we have a problem as we cannot locate the game exe file to start!
+                                                logger.Warn($"EpicLibrary/LoadInstalledGames: Epic game with ID {epicGame.GameID} has gameexe we cannot find! epicGameInstallLocation is {epicGameInstallLocation}.");
+                                                continue;
+                                            }
+                                            epicGame.GameExePath = epicGameInstallLocation;
+
+                                        }
+                                        catch (SecurityException ex)
+                                        {
+                                            logger.Warn(ex, $"EpicLibrary/LoadInstalledGames: The user does not have the permissions required to read the Epic Game location registry key {epicGameInstallKeyName}, so skipping game");
+                                            continue;
+                                        }
+                                        catch (ObjectDisposedException ex)
+                                        {
+                                            logger.Warn(ex, "EpicLibrary/LoadInstalledGames: The Microsoft.Win32.RegistryKey is closed when trying to access the Epic ClientPath registry key (closed keys cannot be accessed), so skipping game");
+                                            continue;
+                                        }
+                                        catch (IOException ex)
+                                        {
+                                            logger.Warn(ex, "EpicLibrary/LoadInstalledGames: The Epic ClientPath registry key has been marked for deletion so we cannot access the value dueing the EpicLibrary check, so skipping game");
+                                            continue;
+                                        }
+                                        catch (UnauthorizedAccessException ex)
+                                        {
+                                            logger.Warn(ex, "EpicLibrary/LoadInstalledGames: The user does not have the necessary registry rights to check whether Epic is installed, so skipping game");
+                                            continue;
+                                        }
+                                    }
+                                    else
+                                    {
+                                        logger.Warn($"EpicLibrary/LoadInstalledGames: Game File Path {gameFilePath} starts with '[HKEY_CURRENT_USER' but didn't match the regex when it should have, so skipping game");
+                                        continue;
+                                    }
+                                }
+                                else
+                                {
+                                    // If we get here, then the gameFilepath is the actual filepath! So we just copy it.
+                                    logger.Trace($"EpicLibrary/LoadInstalledGames: Game File Path {gameFilePath} doesn't start with '[HKEY_LOCAL_MACHINE' or '[HKEY_CURRENT_USER' so it must be aplain file path");
+                                    epicGame.GameExePath = gameFilePath;
+                                }
+
+
+                                if (!File.Exists(epicGame.GameExePath))
+                                {
+                                    logger.Warn($"EpicLibrary/LoadInstalledGames: Epic game with ID {epicGame.GameID} found but no game exe found at epicGame.GameExePath {epicGame.GameExePath} so skipping game");
+                                    continue;
+                                }
+
+                                // TODO check for icon! For now we will just use the exe one                               
+                                epicGame.GameIconPath = epicGame.GameExePath;
+                                logger.Trace($"EpicLibrary/LoadInstalledGames: Epic gameIconPath = {epicGame.GameIconPath} (currently just taking it from the file exe!");
+
+                                // If we reach here we add the Game to the list of games we have!
+                                _allEpicGames.Add(new EpicGame(epicGame.GameID, epicGame.GameName, epicGame.GameExePath, epicGame.GameIconPath));
+                            }
+                            else
+                            {
+                                // If we can't find the __Installer\installerdata.xml file then we ignore this game
+                                logger.Trace($"EpicLibrary/LoadInstalledGames: Couldn't find Game Installer Data file at {gameInstallerData} for game with GameID {epicGame.GameID} so skipping this game");
+                                continue;
+                            }
+                            
+                            
+                        }
+                        catch (Exception ex)
+                        {
+                            logger.Error(ex, $"EpicLibrary/LoadInstalledGames: Failed to import installed Epic game {package}.");
+                        }
+                    }
+                }
+                else
+                {
+                    logger.Warn($"EpicLibrary/LoadInstalledGames: No Epic games installed in the Epic library");
+                    return false;
+                }
+
+                logger.Info($"EpicLibrary/LoadInstalledGames: Found {_allEpicGames.Count} installed Epic games");
+
+            }
+
+            catch (ArgumentNullException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/GetAllInstalledGames: An argument supplied to the function is null.");
+            }
+            catch (NotSupportedException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/GetAllInstalledGames: The invoked method is not supported or reading, seeking or writing tp a stream that isn't supported.");
+            }
+            catch (PathTooLongException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/GetAllInstalledGames: The path is longer than the maximum allowed by the operating system.");
+            }
+            catch (SecurityException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/GetAllInstalledGames: The user does not have the permissions required to read the Epic InstallDir registry key.");
+            }
+            catch (ObjectDisposedException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/GetAllInstalledGames: The Microsoft.Win32.RegistryKey is closed when trying to access the Epic InstallDir registry key (closed keys cannot be accessed).");
+            }
+            catch (IOException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/GetAllInstalledGames: The Epic InstallDir registry key has been marked for deletion so we cannot access the value dueing the EpicLibrary check.");
+            }
+            catch (UnauthorizedAccessException ex)
+            {
+                logger.Warn(ex, "EpicLibrary/GetAllInstalledGames: The user does not have the necessary registry rights to check whether Epic is installed.");
+            }
+
+            return true;
+        }
+
+        #endregion
+
+    }
+
+    [global::System.Serializable]
+    public class EpicLibraryException : GameLibraryException
+    {
+        public EpicLibraryException() { }
+        public EpicLibraryException(string message) : base(message) { }
+        public EpicLibraryException(string message, Exception inner) : base(message, inner) { }
+        protected EpicLibraryException(
+            System.Runtime.Serialization.SerializationInfo info,
+            System.Runtime.Serialization.StreamingContext context) : base(info, context) { }
+    }
+
+}

DisplayMagician/GameLibraries/GameLibrary.cs

@@ -8,7 +8,8 @@ namespace DisplayMagician.GameLibraries
         Unknown,
         Steam,
         Uplay,
-        Origin
+        Origin,
+        Epic
     }
 
     public class GameLibrary