public ActionResult UploadPackage(FormCollection form, string returnUrl = "")
        {
            if (returnUrl.IsEmpty())
            {
                returnUrl = _services.WebHelper.GetUrlReferrer();
            }

            bool isTheme = false;

            try
            {
                var file = Request.Files["packagefile"];
                if (file != null && file.ContentLength > 0)
                {
                    var requiredPermission = (isTheme = PackagingUtils.IsTheme(file.FileName))
                                                ? StandardPermissionProvider.ManageThemes
                                                : StandardPermissionProvider.ManagePlugins;

                    if (!_services.Permissions.Authorize(requiredPermission))
                    {
                        return(AccessDeniedView());
                    }

                    if (!Path.GetExtension(file.FileName).IsCaseInsensitiveEqual(".nupkg"))
                    {
                        NotifyError(T("Admin.Packaging.NotAPackage"));
                        return(Redirect(returnUrl));
                    }

                    var location    = CommonHelper.MapPath("~/App_Data");
                    var appPath     = CommonHelper.MapPath("~/");
                    var packageInfo = _packageManager.Install(file.InputStream, location, appPath);
                }
                else
                {
                    NotifyError(T("Admin.Common.UploadFile"));
                    return(Redirect(returnUrl));
                }

                if (!isTheme)
                {
                    _services.WebHelper.RestartAppDomain();
                }
                NotifySuccess(T("Admin.Packaging.InstallSuccess"));
                return(Redirect(returnUrl));
            }
            catch (Exception exc)
            {
                NotifyError(exc);
                return(Redirect(returnUrl));
            }
        }
        public ActionResult UploadPackage(FormCollection form, string returnUrl = "")
        {
            if (returnUrl.IsEmpty())
            {
                returnUrl = _services.WebHelper.GetUrlReferrer();
            }

            bool isTheme = false;

            try
            {
                var file = Request.Files["packagefile"].ToPostedFileResult();
                if (file != null)
                {
                    var requiredPermission = (isTheme = PackagingUtils.IsTheme(file.FileName))
                                                ? StandardPermissionProvider.ManageThemes
                                                : StandardPermissionProvider.ManagePlugins;

                    if (!_services.Permissions.Authorize(requiredPermission))
                    {
                        return(AccessDeniedView());
                    }

                    if (!file.FileExtension.IsCaseInsensitiveEqual(".nupkg"))
                    {
                        NotifyError(T("Admin.Packaging.NotAPackage"));
                        return(Redirect(returnUrl));
                    }

                    var location = CommonHelper.MapPath("~/App_Data");
                    var appPath  = CommonHelper.MapPath("~/");

                    if (isTheme)
                    {
                        // avoid getting terrorized by IO events
                        _themeRegistry.Value.StopMonitoring();
                    }

                    var packageInfo = _packageManager.Install(file.Stream, location, appPath);

                    if (isTheme)
                    {
                        // create manifest
                        if (packageInfo != null)
                        {
                            var manifest = ThemeManifest.Create(packageInfo.ExtensionDescriptor.Path);
                            if (manifest != null)
                            {
                                _themeRegistry.Value.AddThemeManifest(manifest);
                            }
                        }

                        // SOFT start IO events again
                        _themeRegistry.Value.StartMonitoring(false);
                    }
                }
                else
                {
                    NotifyError(T("Admin.Common.UploadFile"));
                    return(Redirect(returnUrl));
                }

                if (!isTheme)
                {
                    _services.WebHelper.RestartAppDomain();
                }
                NotifySuccess(T("Admin.Packaging.InstallSuccess"));
                return(Redirect(returnUrl));
            }
            catch (Exception exc)
            {
                NotifyError(exc);
                Logger.Error(exc);
                return(Redirect(returnUrl));
            }
        }
        public ActionResult UploadPackage(string returnUrl = "")
        {
            var    isTheme  = false;
            var    success  = false;
            string message  = null;
            string tempFile = "";

            try
            {
                var file = Request.ToPostedFileResult();
                if (file != null)
                {
                    var requiredPermission = (isTheme = PackagingUtils.IsTheme(file.FileName))
                        ? Permissions.Configuration.Theme.Upload
                        : Permissions.Configuration.Plugin.Upload;

                    if (!Services.Permissions.Authorize(requiredPermission))
                    {
                        message = T("Admin.AccessDenied.Description");
                        return(Json(new { success, file.FileName, message }));
                    }

                    if (!file.FileExtension.IsCaseInsensitiveEqual(".nupkg"))
                    {
                        return(Json(new { success, file.FileName, T("Admin.Packaging.NotAPackage").Text, returnUrl }));
                    }

                    var location = CommonHelper.MapPath("~/App_Data");
                    var appPath  = CommonHelper.MapPath("~/");

                    if (isTheme)
                    {
                        // Avoid getting terrorized by IO events.
                        _themeRegistry.Value.StopMonitoring();
                    }

                    var packageInfo = _packageManager.Install(file.Stream, location, appPath);

                    if (isTheme)
                    {
                        // Create manifest.
                        if (packageInfo != null)
                        {
                            var manifest = ThemeManifest.Create(packageInfo.ExtensionDescriptor.Path);
                            if (manifest != null)
                            {
                                _themeRegistry.Value.AddThemeManifest(manifest);
                            }
                        }

                        // SOFT start IO events again.
                        _themeRegistry.Value.StartMonitoring(false);
                    }
                }
                else
                {
                    return(Json(new { success, file.FileName, T("Admin.Common.UploadFile").Text, returnUrl }));
                }

                if (!isTheme)
                {
                    message = T("Admin.Packaging.InstallSuccess").Text;
                    Services.WebHelper.RestartAppDomain();
                }
                else
                {
                    message = T("Admin.Packaging.InstallSuccess.Theme").Text;
                }

                success = true;
            }
            catch (Exception ex)
            {
                message = ex.Message;
                Logger.Error(ex);
            }

            return(Json(new { success, tempFile, message, returnUrl }));
        }