public static bool InstallPlugin(string PluginPackagePath, ref string ErrorText)
        {
            OSAE.OSAE osae = new OSAE.OSAE("Plugin Installer");
            string exePath = Path.GetDirectoryName(Application.ExecutablePath);
            if (Directory.Exists(exePath + "/tempDir/"))
            {
                Directory.Delete(exePath + "/tempDir/", true);
            }

            PluginDescription desc = new PluginDescription();
            string tempfolder = exePath + "/tempDir/";
            string zipFileName = Path.GetFullPath(PluginPackagePath);
            string DescPath = null;

            bool NoError = true;

            FastZip fastZip = new FastZip();
            //try
            //{
                fastZip.ExtractZip(zipFileName, tempfolder, null);
                // find all included plugin descriptions and install the plugins
                List<string> osapdFiles = new List<string>();
                List<string> sqlFiles = new List<string>();

                string[] pluginFile = Directory.GetFiles(tempfolder, "*.osapd", SearchOption.TopDirectoryOnly);
                osapdFiles.AddRange(pluginFile);
                string[] sqlFile = Directory.GetFiles(tempfolder, "*.sql", SearchOption.TopDirectoryOnly);
                sqlFiles.AddRange(sqlFile);

                if (osapdFiles.Count == 0)
                {
                    MessageBox.Show("No plugin description files found.");
                    return false;
                }

                if (osapdFiles.Count > 1)
                {
                    MessageBox.Show("More than one plugin description file found.");
                    return false;
                }
                if (osapdFiles.Count == 1)
                {

                    DescPath = osapdFiles[0];
                }

                if (!string.IsNullOrEmpty(DescPath))
                {
                    desc.Deserialize(DescPath);

                    //NoError = desc.VerifyInstall(ref ErrorText);

                    //uninstall previous plugin and delete the folder
                    bool u = UninstallPlugin(desc);

                    // get the plugin folder path
                    string pluginFolder = desc.Path;
                    if (!string.IsNullOrEmpty(pluginFolder))  //only extract valid plugins
                    {
                        //Directory.CreateDirectory(exePath + "/Plugins/" + pluginFolder);

                        string[] files = System.IO.Directory.GetFiles(tempfolder);

                        // Copy the files and overwrite destination files if they already exist.
                        //foreach (string s in files)
                        //{
                        //    string fileName = System.IO.Path.GetFileName(s);
                        //    if (desc.AdditionalAssemblies.Contains(fileName))
                        //    {
                        //        string destFile = System.IO.Path.Combine(exePath + "/", fileName);
                        //        System.IO.File.Copy(s, destFile, true);
                        //    }
                        //}

                        string ConnectionString = string.Format("Uid={0};Pwd={1};Server={2};Port={3};Database={4};allow user variables=true",
                            osae.DBUsername, osae.DBPassword, osae.DBConnection, osae.DBPort, osae.DBName);
                        MySql.Data.MySqlClient.MySqlConnection connection = new MySql.Data.MySqlClient.MySqlConnection(ConnectionString);
                        connection.Open();
                        foreach (string s in sqlFile)
                        {
                            try
                            {

                                MySql.Data.MySqlClient.MySqlScript script = new MySql.Data.MySqlClient.MySqlScript(connection,File.ReadAllText(s));
                                script.Execute();
                            }
                            catch (Exception ex)
                            {
                                osae.AddToLog("Error running sql script: " + s + " | " + ex.Message, true);
                            }
                        }

                        System.IO.Directory.Move(tempfolder, exePath + "/AddIns/" + pluginFolder);

                        //Check if we are running a x64 bit architecture (This is a silly way to do it since I am not sure if every 64 bit machine has this directory...)
                        bool is64bit = Environment.Is64BitOperatingSystem;

                        //Do a check for any x64 assemblies, and prompt the user to install them if they are running a 64 bit machine
                        if (is64bit && (desc.x64Assemblies.Count > 0))
                        {
                            /* x64 assemblies generally have the same name as their x32 counterparts when referenced by the OSA app
                             * however they are packaged as "filename.ext.x64" so we will replace the 32bit file which is installed by
                             * default with the 64bit versioin with the same filename.ext
                             */

                            if (MessageBox.Show(
                                "You are running an x64 architecture and this plugin has specific assemblies built for 64bit machines." +
                                " It is highly recommended that you install the 64bit versions to ensure proper compatibility",
                                "Install 64bit Assemblies?", MessageBoxButtons.YesNo) == DialogResult.Yes)
                            {
                                //Install the 64bit assemblies over the 32 bit ones...
                                string[] x64files = System.IO.Directory.GetFiles(exePath + "/AddIns/" + pluginFolder, "*.x64");

                                foreach (string str in x64files)
                                {
                                    string destFile = System.IO.Path.Combine(exePath + "/AddIns/" + pluginFolder + "/", System.IO.Path.GetFileNameWithoutExtension(str));
                                    //Copy it to the new destination overwriting the old file if it exists
                                    System.IO.File.Copy(str, destFile, true);
                                }
                            }
                        }

                        //Delete all the files with .x64 extensions since they aren't needed anymore
                        string[] delfiles = System.IO.Directory.GetFiles(exePath + "/AddIns/" + pluginFolder, "*.x64");
                        foreach (string str in delfiles)
                            System.IO.File.Delete(str);

                        osae.AddToLog("Sending message to service to load plugin.", true);
                        using (MySql.Data.MySqlClient.MySqlCommand command = new MySql.Data.MySqlClient.MySqlCommand())
                        {
                            command.CommandText = "CALL osae_sp_method_queue_add (@pobject,@pmethod,@pparameter1,@pparameter2,@pfromobject,@pdebuginfo);";
                            command.Parameters.AddWithValue("@pobject", "SERVICE-" + osae.ComputerName);
                            command.Parameters.AddWithValue("@pmethod", "LOAD PLUGIN");
                            command.Parameters.AddWithValue("@pparameter1", "");
                            command.Parameters.AddWithValue("@pparameter2", "");
                            command.Parameters.AddWithValue("@pfromobject", "");
                            command.Parameters.AddWithValue("@pdebuginfo", "");
                            try
                            {
                                osae.RunQuery(command);
                            }
                            catch (Exception ex)
                            {
                                osae.AddToLog("Error adding LOAD PLUGIN method: " + command.CommandText + " - error: " + ex.Message, true);
                            }
                        }

                    }

                }
            //}
            //catch (Exception ex)
            //{
            //    MessageBox.Show("catch: " + ex.Message);
            //    return false;
            //}
                if (Directory.Exists(exePath + "/tempDir/"))
                {
                    deleteFolder(exePath + "/tempDir/");
                }

                osae.MethodQueueAdd("SERVICE-" + osae.ComputerName, "RELOAD PLUGINS", "", "");
            return NoError;
        }
        public static bool InstallPlugin(string PluginPackagePath, ref string ErrorText)
        {
            OSAE.OSAE osae    = new OSAE.OSAE("Plugin Installer");
            string    exePath = Path.GetDirectoryName(Application.ExecutablePath);

            if (Directory.Exists(exePath + "/tempDir/"))
            {
                Directory.Delete(exePath + "/tempDir/", true);
            }

            PluginDescription desc        = new PluginDescription();
            string            tempfolder  = exePath + "/tempDir/";
            string            zipFileName = Path.GetFullPath(PluginPackagePath);
            string            DescPath    = null;

            bool NoError = true;

            FastZip fastZip = new FastZip();

            //try
            //{
            fastZip.ExtractZip(zipFileName, tempfolder, null);
            // find all included plugin descriptions and install the plugins
            List <string> osapdFiles = new List <string>();
            List <string> sqlFiles   = new List <string>();

            string[] pluginFile = Directory.GetFiles(tempfolder, "*.osapd", SearchOption.TopDirectoryOnly);
            osapdFiles.AddRange(pluginFile);
            string[] sqlFile = Directory.GetFiles(tempfolder, "*.sql", SearchOption.TopDirectoryOnly);
            sqlFiles.AddRange(sqlFile);

            if (osapdFiles.Count == 0)
            {
                MessageBox.Show("No plugin description files found.");
                return(false);
            }

            if (osapdFiles.Count > 1)
            {
                MessageBox.Show("More than one plugin description file found.");
                return(false);
            }
            if (osapdFiles.Count == 1)
            {
                DescPath = osapdFiles[0];
            }


            if (!string.IsNullOrEmpty(DescPath))
            {
                desc.Deserialize(DescPath);

                //NoError = desc.VerifyInstall(ref ErrorText);

                //uninstall previous plugin and delete the folder
                bool u = UninstallPlugin(desc);

                // get the plugin folder path
                string pluginFolder = desc.Path;
                if (!string.IsNullOrEmpty(pluginFolder))      //only extract valid plugins
                {
                    //Directory.CreateDirectory(exePath + "/Plugins/" + pluginFolder);

                    string[] files = System.IO.Directory.GetFiles(tempfolder);

                    // Copy the files and overwrite destination files if they already exist.
                    //foreach (string s in files)
                    //{
                    //    string fileName = System.IO.Path.GetFileName(s);
                    //    if (desc.AdditionalAssemblies.Contains(fileName))
                    //    {
                    //        string destFile = System.IO.Path.Combine(exePath + "/", fileName);
                    //        System.IO.File.Copy(s, destFile, true);
                    //    }
                    //}

                    string ConnectionString = string.Format("Uid={0};Pwd={1};Server={2};Port={3};Database={4};allow user variables=true",
                                                            osae.DBUsername, osae.DBPassword, osae.DBConnection, osae.DBPort, osae.DBName);
                    MySql.Data.MySqlClient.MySqlConnection connection = new MySql.Data.MySqlClient.MySqlConnection(ConnectionString);
                    connection.Open();
                    foreach (string s in sqlFile)
                    {
                        try
                        {
                            MySql.Data.MySqlClient.MySqlScript script = new MySql.Data.MySqlClient.MySqlScript(connection, File.ReadAllText(s));
                            script.Execute();
                        }
                        catch (Exception ex)
                        {
                            osae.AddToLog("Error running sql script: " + s + " | " + ex.Message, true);
                        }
                    }

                    System.IO.Directory.Move(tempfolder, exePath + "/AddIns/" + pluginFolder);

                    //Check if we are running a x64 bit architecture (This is a silly way to do it since I am not sure if every 64 bit machine has this directory...)
                    bool is64bit = Environment.Is64BitOperatingSystem;

                    //Do a check for any x64 assemblies, and prompt the user to install them if they are running a 64 bit machine
                    if (is64bit && (desc.x64Assemblies.Count > 0))
                    {
                        /* x64 assemblies generally have the same name as their x32 counterparts when referenced by the OSA app
                         * however they are packaged as "filename.ext.x64" so we will replace the 32bit file which is installed by
                         * default with the 64bit versioin with the same filename.ext
                         */

                        if (MessageBox.Show(
                                "You are running an x64 architecture and this plugin has specific assemblies built for 64bit machines." +
                                " It is highly recommended that you install the 64bit versions to ensure proper compatibility",
                                "Install 64bit Assemblies?", MessageBoxButtons.YesNo) == DialogResult.Yes)
                        {
                            //Install the 64bit assemblies over the 32 bit ones...
                            string[] x64files = System.IO.Directory.GetFiles(exePath + "/AddIns/" + pluginFolder, "*.x64");

                            foreach (string str in x64files)
                            {
                                string destFile = System.IO.Path.Combine(exePath + "/AddIns/" + pluginFolder + "/", System.IO.Path.GetFileNameWithoutExtension(str));
                                //Copy it to the new destination overwriting the old file if it exists
                                System.IO.File.Copy(str, destFile, true);
                            }
                        }
                    }

                    //Delete all the files with .x64 extensions since they aren't needed anymore
                    string[] delfiles = System.IO.Directory.GetFiles(exePath + "/AddIns/" + pluginFolder, "*.x64");
                    foreach (string str in delfiles)
                    {
                        System.IO.File.Delete(str);
                    }

                    osae.AddToLog("Sending message to service to load plugin.", true);
                    using (MySql.Data.MySqlClient.MySqlCommand command = new MySql.Data.MySqlClient.MySqlCommand())
                    {
                        command.CommandText = "CALL osae_sp_method_queue_add (@pobject,@pmethod,@pparameter1,@pparameter2,@pfromobject,@pdebuginfo);";
                        command.Parameters.AddWithValue("@pobject", "SERVICE-" + osae.ComputerName);
                        command.Parameters.AddWithValue("@pmethod", "LOAD PLUGIN");
                        command.Parameters.AddWithValue("@pparameter1", "");
                        command.Parameters.AddWithValue("@pparameter2", "");
                        command.Parameters.AddWithValue("@pfromobject", "");
                        command.Parameters.AddWithValue("@pdebuginfo", "");
                        try
                        {
                            osae.RunQuery(command);
                        }
                        catch (Exception ex)
                        {
                            osae.AddToLog("Error adding LOAD PLUGIN method: " + command.CommandText + " - error: " + ex.Message, true);
                        }
                    }
                }
            }
            //}
            //catch (Exception ex)
            //{
            //    MessageBox.Show("catch: " + ex.Message);
            //    return false;
            //}
            if (Directory.Exists(exePath + "/tempDir/"))
            {
                deleteFolder(exePath + "/tempDir/");
            }

            osae.MethodQueueAdd("SERVICE-" + osae.ComputerName, "RELOAD PLUGINS", "", "");
            return(NoError);
        }