Exemple #1
0
        public static int AddSite(SharePointSite item)
        {
            // check account
            int accountCheck = SecurityContext.CheckAccount(DemandAccount.NotDemo | DemandAccount.IsActive);

            if (accountCheck < 0)
            {
                return(accountCheck);
            }

            // check package
            int packageCheck = SecurityContext.CheckPackage(item.PackageId, DemandPackage.IsActive);

            if (packageCheck < 0)
            {
                return(packageCheck);
            }

            // check quota
            QuotaValueInfo quota = PackageController.GetPackageQuota(item.PackageId, Quotas.SHAREPOINT_SITES);

            if (quota.QuotaExhausted)
            {
                return(BusinessErrorCodes.ERROR_SHAREPOINT_RESOURCE_QUOTA_LIMIT);
            }

            // check if stats resource is available
            int serviceId = PackageController.GetPackageServiceId(item.PackageId, ResourceGroups.SharePoint);

            if (serviceId == 0)
            {
                return(BusinessErrorCodes.ERROR_SHAREPOINT_RESOURCE_UNAVAILABLE);
            }

            // check package items
            if (PackageController.GetPackageItemByName(item.PackageId, item.Name, typeof(SharePointSite)) != null)
            {
                return(BusinessErrorCodes.ERROR_SHAREPOINT_PACKAGE_ITEM_EXISTS);
            }

            // place log record
            TaskManager.StartTask("SHAREPOINT", "ADD_SITE", item.Name);
            TaskManager.WriteParameter("Database group", item.DatabaseGroupName);
            TaskManager.WriteParameter("Database name", item.DatabaseName);
            TaskManager.WriteParameter("Database user", item.DatabaseUser);

            int databaseItemId     = 0;
            int databaseUserItemId = 0;

            try
            {
                // load web site
                WebSite siteItem = (WebSite)PackageController.GetPackageItemByName(item.PackageId,
                                                                                   item.Name, typeof(WebSite));

                if (siteItem == null)
                {
                    return(BusinessErrorCodes.ERROR_WEB_SITE_SERVICE_UNAVAILABLE);
                }

                // get service web site
                WebServer web = new WebServer();
                ServiceProviderProxy.Init(web, siteItem.ServiceId);
                WebSite site = web.GetSite(siteItem.SiteId);

                /////////////////////////////////////////
                //
                //  PREPARE SHAREPOINT SITE INSTALLATION
                //

                ServiceInfo wssService = ServerController.GetServiceInfo(serviceId);
                bool        wss30      = (wssService.ProviderId == 23);     // WSS 3.0

                // remember original web site bindings
                ServerBinding[] bindings = site.Bindings;

                // set application pool and root folder
                item.ApplicationPool = site.ApplicationPool;
                item.RootFolder      = site.ContentPath;

                // change web site .NET framework if required
                bool siteUpdated = false;
                if (!wss30 && (site.AspNetInstalled != "1" ||
                               site.DedicatedApplicationPool))
                {
                    site.AspNetInstalled          = "1";
                    site.DedicatedApplicationPool = false;
                    web.UpdateSite(site);

                    siteUpdated = true;
                }

                if (wss30 && site.AspNetInstalled != "2")
                {
                    site.AspNetInstalled = "2";
                    web.UpdateSite(site);

                    siteUpdated = true;
                }

                if (siteUpdated)
                {
                    site = web.GetSite(siteItem.SiteId);
                    item.ApplicationPool = site.ApplicationPool;
                }

                if (site.FrontPageInstalled)
                {
                    // remove FrontPage
                    web.UninstallFrontPage(siteItem.SiteId, siteItem.FrontPageAccount);
                }

                // create SQL database
                SqlDatabase database = new SqlDatabase();
                database.PackageId = item.PackageId;
                database.Name      = item.DatabaseName;
                databaseItemId     = DatabaseServerController.AddSqlDatabase(database, item.DatabaseGroupName);
                if (databaseItemId < 0)
                {
                    return(databaseItemId);
                }

                // create SQL user
                SqlUser dbUser = new SqlUser();
                dbUser.PackageId   = item.PackageId;
                dbUser.Name        = item.DatabaseUser;
                dbUser.Password    = item.DatabasePassword;
                databaseUserItemId = DatabaseServerController.AddSqlUser(dbUser, item.DatabaseGroupName);
                if (databaseUserItemId < 0)
                {
                    return(databaseUserItemId);
                }

                // delete SQL database from service
                // and change database user role
                int sqlServiceId = PackageController.GetPackageServiceId(item.PackageId, item.DatabaseGroupName);
                if (sqlServiceId < 0)
                {
                    return(BusinessErrorCodes.ERROR_MSSQL_RESOURCE_UNAVAILABLE);
                }

                // load server settings
                StringDictionary sqlSettings = ServerController.GetServiceSettings(sqlServiceId);
                item.DatabaseServer = sqlSettings["ExternalAddress"];

                DatabaseServer dbServer = new DatabaseServer();
                ServiceProviderProxy.Init(dbServer, sqlServiceId);

                // delete database from service
                dbServer.DeleteDatabase(database.Name);

                // give SQL user "db_creator" role
                dbServer.ExecuteSqlNonQuery("master", String.Format(
                                                "sp_addsrvrolemember '{0}', 'dbcreator'\nGO", dbUser.Name));

                // install SharePoint site
                SharePointServer sps = GetSharePoint(serviceId);
                sps.ExtendVirtualServer(item);

                // remove SQL user from "db_creator" role
                dbServer.ExecuteSqlNonQuery("master", String.Format(
                                                "sp_dropsrvrolemember '{0}', 'dbcreator'\nGO", dbUser.Name));

                // restore original web site bindings
                web.UpdateSiteBindings(site.SiteId, bindings, false);

                // save statistics item
                item.ServiceId = serviceId;
                int itemId = PackageController.AddPackageItem(item);

                TaskManager.ItemId = itemId;

                return(itemId);
            }
            catch (Exception ex)
            {
                // delete database if required
                if (databaseItemId > 0)
                {
                    DatabaseServerController.DeleteSqlDatabase(databaseItemId);
                }

                // delete user if required
                if (databaseUserItemId > 0)
                {
                    DatabaseServerController.DeleteSqlUser(databaseUserItemId);
                }

                throw TaskManager.WriteError(ex);
            }
            finally
            {
                TaskManager.CompleteTask();
            }
        }
 public int AddSqlUser(SqlUser item, string groupName)
 {
     return(DatabaseServerController.AddSqlUser(item, groupName));
 }
Exemple #3
0
        public int InstallWebApplication(InstallationInfo inst)
        {
            // place log record
            TaskManager.StartTask("APP_INSTALLER", "INSTALL_APPLICATION", inst.PackageId);

            TaskManager.WriteParameter("Virtual directory", inst.VirtualDir);
            TaskManager.WriteParameter("Database group", inst.DatabaseGroup);

            try
            {
                // get application info
                app = GetApplication(inst.PackageId, inst.ApplicationId);

                BackgroundTask topTask = TaskManager.TopTask;

                topTask.ItemName = app.Name;

                TaskController.UpdateTask(topTask);

                // check web site for existance
                WebSite webSite = WebServerController.GetWebSite(inst.WebSiteId);

                if (webSite == null)
                {
                    return(BusinessErrorCodes.ERROR_WEB_INSTALLER_WEBSITE_NOT_EXISTS);
                }

                TaskManager.WriteParameter("Web site", webSite.Name);

                webSiteName = webSite.Name;
                siteId      = webSite.SiteId;

                // change web site properties if required
                if (String.IsNullOrEmpty(inst.VirtualDir))
                {
                    ChangeVirtualDirectoryProperties(webSite, app.WebSettings);
                    WebServerController.UpdateWebSite(webSite);
                }

                // get OS service
                int osId = PackageController.GetPackageServiceId(inst.PackageId, "os");
                os = new OS.OperatingSystem();
                ServiceProviderProxy.Init(os, osId);

                // get remote content path
                contentPath = webSite.ContentPath;

                // create virtual dir if required
                if (!String.IsNullOrEmpty(inst.VirtualDir))
                {
                    // check if the required virtual dir already exists
                    contentPath = Path.Combine(contentPath, inst.VirtualDir);

                    WebVirtualDirectory vdir = null;
                    int result = WebServerController.AddVirtualDirectory(inst.WebSiteId, inst.VirtualDir, contentPath);
                    if (result == BusinessErrorCodes.ERROR_VDIR_ALREADY_EXISTS)
                    {
                        // the directory alredy exists
                        vdir = WebServerController.GetVirtualDirectory(
                            inst.WebSiteId, inst.VirtualDir);

                        contentPath = vdir.ContentPath;
                    }
                    else
                    {
                        vdir = WebServerController.GetVirtualDirectory(
                            inst.WebSiteId, inst.VirtualDir);

                        inst[PROPERTY_VDIR_CREATED] = "True";
                    }

                    // change virtual directory properties if required
                    ChangeVirtualDirectoryProperties(vdir, app.WebSettings);
                    WebServerController.UpdateVirtualDirectory(inst.WebSiteId, vdir);
                }

                // deploy application codebase ZIP and then unpack it
                string codebasePath       = app.Codebase;
                string remoteCodebasePath = Path.Combine(contentPath, Path.GetFileName(app.Codebase));

                // make content path absolute
                string absContentPath = FilesController.GetFullPackagePath(inst.PackageId, contentPath);

                // save content path
                inst[PROPERTY_CONTENT_PATH]          = contentPath;
                inst[PROPERTY_ABSOLUTE_CONTENT_PATH] = absContentPath;

                // copy ZIP to the target server
                FileStream stream        = File.OpenRead(codebasePath);
                int        BUFFER_LENGTH = 5000000;

                byte[] buffer    = new byte[BUFFER_LENGTH];
                int    readBytes = 0;
                while (true)
                {
                    readBytes = stream.Read(buffer, 0, BUFFER_LENGTH);

                    if (readBytes < BUFFER_LENGTH)
                    {
                        Array.Resize <byte>(ref buffer, readBytes);
                    }

                    FilesController.AppendFileBinaryChunk(inst.PackageId, remoteCodebasePath, buffer);

                    if (readBytes < BUFFER_LENGTH)
                    {
                        break;
                    }
                }



                // unpack codebase
                inst[PROPERTY_INSTALLED_FILES] = String.Join(";",
                                                             FilesController.UnzipFiles(inst.PackageId, new string[] { remoteCodebasePath }));

                // delete codebase zip
                FilesController.DeleteFiles(inst.PackageId, new string[] { remoteCodebasePath });

                // check/create databases
                if (!String.IsNullOrEmpty(inst.DatabaseGroup) &&
                    String.Compare(inst.DatabaseGroup, "None", true) != 0)
                {
                    // database
                    if (inst.DatabaseId == 0)
                    {
                        TaskManager.WriteParameter("Database name", inst.DatabaseName);

                        // we should create a new database
                        SqlDatabase db = new SqlDatabase();
                        db.PackageId    = inst.PackageId;
                        db.Name         = inst.DatabaseName;
                        inst.DatabaseId = DatabaseServerController.AddSqlDatabase(db, inst.DatabaseGroup);
                        if (inst.DatabaseId < 0)
                        {
                            // rollback installation
                            RollbackInstallation(inst);

                            // return error
                            return(inst.DatabaseId); // there was an error when creating database
                        }

                        inst[PROPERTY_DATABASE_CREATED] = "True";
                    }
                    else
                    {
                        // existing database
                        SqlDatabase db = DatabaseServerController.GetSqlDatabase(inst.DatabaseId);
                        inst.DatabaseName = db.Name;

                        TaskManager.WriteParameter("Database name", inst.DatabaseName);
                    }

                    SqlUser user = null;
                    // database user
                    if (inst.UserId == 0)
                    {
                        TaskManager.WriteParameter("Database user", inst.Username);

                        // NEW USER
                        user           = new SqlUser();
                        user.PackageId = inst.PackageId;
                        user.Name      = inst.Username;
                        user.Databases = new string[] { inst.DatabaseName };
                        user.Password  = inst.Password;
                        inst.UserId    = DatabaseServerController.AddSqlUser(user, inst.DatabaseGroup);
                        if (inst.UserId < 0)
                        {
                            // rollback installation
                            RollbackInstallation(inst);

                            // return error
                            return(inst.UserId); // error while adding user
                        }

                        inst[PROPERTY_USER_CREATED] = "True";
                    }
                    else
                    {
                        // EXISTING USER
                        user          = DatabaseServerController.GetSqlUser(inst.UserId);
                        inst.Username = user.Name;

                        TaskManager.WriteParameter("Database user", inst.Username);

                        List <string> databases = new List <string>();
                        databases.AddRange(user.Databases);

                        if (!databases.Contains(inst.DatabaseName))
                        {
                            databases.Add(inst.DatabaseName);

                            user.Databases = databases.ToArray();
                            DatabaseServerController.UpdateSqlUser(user);
                        }
                    }

                    // check connectivity with SQL Server and credentials provided
                    // load user item
                    int sqlServiceId = PackageController.GetPackageServiceId(inst.PackageId, inst.DatabaseGroup);
                    sql = new DatabaseServer();
                    ServiceProviderProxy.Init(sql, sqlServiceId);

                    if (!sql.CheckConnectivity(inst.DatabaseName, inst.Username,
                                               inst.Password))
                    {
                        // can't connect to the database
                        RollbackInstallation(inst);

                        return(BusinessErrorCodes.ERROR_WEB_INSTALLER_CANT_CONNECT_DATABASE);
                    }

                    // read SQL server settings
                    StringDictionary settings = ServerController.GetServiceSettings(sqlServiceId);
                    serverIpAddressExternal = settings["ExternalAddress"];
                    if (settings.ContainsKey("InternalAddress"))
                    {
                        serverIpAddressInternal = settings["InternalAddress"];
                    }
                }

                // ********* RUN INSTALL SCENARIO ***********
                int scriptResult = RunInstallScenario(inst);
                if (scriptResult < 0)
                {
                    // rollback installation
                    RollbackInstallation(inst);

                    // return error
                    return(scriptResult);
                }

                // add new installation to the database
                return(0);
            }
            catch (Exception ex)
            {
                // rollback installation
                RollbackInstallation(inst);

                throw TaskManager.WriteError(ex);
            }
            finally
            {
                TaskManager.CompleteTask();
            }
        }
        public static StringResultObject Install(int packageId, string webAppId, string siteName, string virtualDir, List <DeploymentParameter> parameters)
        {
            StringResultObject result = new StringResultObject();

            try
            {
                // database operation results
                int databaseResult     = -1;
                int databaseUserResult = -1;

                // initialize task manager
                TaskManager.StartTask(TASK_MANAGER_SOURCE, "INSTALL_WEB_APP");
                TaskManager.WriteParameter("Package ID", packageId);
                TaskManager.WriteParameter("Site Name", siteName);

                #region Check Space and Account
                // Check account
                int accountCheck = SecurityContext.CheckAccount(DemandAccount.NotDemo | DemandAccount.IsActive);
                if (accountCheck < 0)
                {
                    return(Warning <StringResultObject>((-accountCheck).ToString()));
                }

                // Check space
                int packageCheck = SecurityContext.CheckPackage(packageId, DemandPackage.IsActive);
                if (packageCheck < 0)
                {
                    return(Warning <StringResultObject>((-packageCheck).ToString()));
                }
                #endregion

                #region Check MS Deploy, web site and application pack
                // get target web server
                WebServer webServer = GetAssociatedWebServer(packageId);

                // Check if Web App Gallery is installed
                if (!webServer.IsMsDeployInstalled())
                {
                    return(Error <StringResultObject>(GalleryErrors.MsDeployIsNotInstalled));
                }

                // Check web site for existence
                WebSite webSite = WebServerController.GetWebSite(packageId, siteName);
                if (webSite == null)
                {
                    return(Error <StringResultObject>(GalleryErrors.WebSiteNotFound, siteName));
                }

                // get application pack details
                GalleryApplicationResult app = webServer.GetGalleryApplication(webAppId);
                if (!app.IsSuccess)
                {
                    return(Error <StringResultObject>(app, GalleryErrors.GeneralError));
                }
                if (app.Value == null)
                {
                    return(Error <StringResultObject>(GalleryErrors.WebApplicationNotFound, webAppId));
                }
                #endregion

                #region Trace app details

                // Assign web app pack title to the currently running task
                TaskManager.ItemName = app.Value.Title;

                // Trace additional details from the feed
                TaskManager.WriteParameter("Title", app.Value.Title);
                TaskManager.WriteParameter("Version", app.Value.Version);
                TaskManager.WriteParameter("Download URL", app.Value.DownloadUrl);
                TaskManager.WriteParameter("Author", app.Value.AuthorName);
                TaskManager.WriteParameter("Last Updated", app.Value.LastUpdated);

                // Trace out all deployment parameters
                Array.ForEach <DeploymentParameter>(parameters.ToArray(), p => TaskManager.WriteParameter(p.Name, p.Value));
                #endregion

                // elevate security context
                SecurityContext.SetThreadSupervisorPrincipal();

                #region Set AppPath
                // set correct application path
                DeploymentParameter appPath = FindParameterByTag(parameters, DeploymentParameterWellKnownTag.IisApp);
                if (appPath == null)
                {
                    return(Error <StringResultObject>(GalleryErrors.AppPathParameterNotFound));
                }

                appPath.Value = String.IsNullOrEmpty(virtualDir) ? siteName : String.Format("{0}/{1}", siteName, virtualDir);
                #endregion

                // database context
                // find database resource parameter
                DeploymentParameter databaseResoure = parameters.Find(p =>
                {
                    return(p.Name == DeploymentParameter.ResourceGroupParameterName);
                });

                // database is required for this application
                if (databaseResoure != null)
                {
                    // try to get database service
                    int dbServiceId = PackageController.GetPackageServiceId(packageId, databaseResoure.Value);
                    if (dbServiceId == 0)
                    {
                        return(Error <StringResultObject>(GalleryErrors.DatabaseServiceIsNotAvailable));
                    }

                    #region Setup Database server and DB Admin credentials
                    // get database service settings
                    StringDictionary dbSettings = ServerController.GetServiceSettingsAdmin(dbServiceId);

                    // database server
                    DeploymentParameter databaseServer = FindParameterByTag(parameters, DeploymentParameterWellKnownTag.DBServer);
                    if (databaseServer != null)
                    {
                        databaseServer.Value = dbSettings["ExternalAddress"];
                        if (String.IsNullOrEmpty(databaseServer.Value))
                        {
                            return(Error <StringResultObject>(GalleryErrors.DatabaseServerExternalAddressIsEmpty));
                        }
                    }

                    // database admin
                    DeploymentParameter databaseAdminUsername = FindParameterByTag(parameters, DeploymentParameterWellKnownTag.DBAdminUserName);
                    if (databaseAdminUsername != null)
                    {
                        databaseAdminUsername.Value = dbSettings["RootLogin"];
                        if (String.IsNullOrEmpty(databaseAdminUsername.Value))
                        {
                            databaseAdminUsername.Value = dbSettings["SaLogin"];
                        }

                        // raise error if database service is in Integrated Security mode (for SQL Server)
                        // or DB Admin username is not provided
                        if (String.IsNullOrEmpty(databaseAdminUsername.Value))
                        {
                            return(Error <StringResultObject>(GalleryErrors.DatabaseAdminUsernameNotSpecified));
                        }
                    }

                    // database admin password
                    DeploymentParameter databaseAdminPassword = FindParameterByTag(parameters, DeploymentParameterWellKnownTag.DBAdminPassword);
                    if (databaseAdminPassword != null)
                    {
                        databaseAdminPassword.Value = dbSettings["RootPassword"];
                        if (String.IsNullOrEmpty(databaseAdminPassword.Value))
                        {
                            databaseAdminPassword.Value = dbSettings["SaPassword"];
                        }

                        // raise error if database service is in Integrated Security mode (for SQL Server)
                        // or DB Admin password is not provided
                        if (String.IsNullOrEmpty(databaseAdminPassword.Value))
                        {
                            return(Error <StringResultObject>(GalleryErrors.DatabaseAdminPasswordNotSpecified));
                        }
                    }
                    #endregion

                    #region Create database and db user account if new selected

                    // create database
                    DeploymentParameter databaseName = FindParameterByTag(parameters, DeploymentParameterWellKnownTag.DBName);
                    if (databaseName != null)
                    {
                        SqlDatabase db = PackageController.GetPackageItemByName(packageId, databaseResoure.Value, databaseName.Value, typeof(SqlDatabase)) as SqlDatabase;

                        if (db == null)
                        {
                            try
                            {
                                db           = new SqlDatabase();
                                db.PackageId = packageId;
                                db.Name      = databaseName.Value;

                                // create
                                databaseResult = DatabaseServerController.AddSqlDatabase(db, databaseResoure.Value);
                                if (databaseResult < 0)
                                {
                                    result.ErrorCodes.Add((-databaseResult).ToString());
                                    return(Error <StringResultObject>(result, GalleryErrors.DatabaseCreationError));
                                }
                            }
                            catch (Exception ex)
                            {
                                // log exception
                                TaskManager.WriteError(ex);

                                // return error
                                return(Error <StringResultObject>(GalleryErrors.DatabaseCreationException, ex.Message));
                            }
                        }
                    }

                    // create database user
                    DeploymentParameter databaseUsername     = FindParameterByTag(parameters, DeploymentParameterWellKnownTag.DBUserName);
                    DeploymentParameter databaseUserPassword = FindParameterByTag(parameters, DeploymentParameterWellKnownTag.DBUserPassword);

                    if (databaseUsername != null && databaseUserPassword != null)
                    {
                        SqlUser user = PackageController.GetPackageItemByName(packageId, databaseResoure.Value, databaseUsername.Value, typeof(SqlUser)) as SqlUser;
                        //
                        if (user == null)
                        {
                            // create new user account
                            try
                            {
                                user           = new SqlUser();
                                user.PackageId = packageId;
                                user.Name      = databaseUsername.Value;
                                user.Databases = (databaseName != null) ? new string[] { databaseName.Value } : new string[0];
                                user.Password  = databaseUserPassword.Value;

                                // create
                                databaseUserResult = DatabaseServerController.AddSqlUser(user, databaseResoure.Value);

                                // check results
                                if (databaseUserResult < 0)
                                {
                                    // Rollback and remove db if created
                                    if (databaseResult > 0)
                                    {
                                        DatabaseServerController.DeleteSqlDatabase(databaseResult);
                                    }

                                    // raise error
                                    result.ErrorCodes.Add((-databaseUserResult).ToString());
                                    return(Error <StringResultObject>(result, GalleryErrors.DatabaseUserCreationError));
                                }
                            }
                            catch (Exception ex)
                            {
                                // log exception
                                TaskManager.WriteError(ex);

                                // return error
                                return(Error <StringResultObject>(GalleryErrors.DatabaseUserCreationException, ex.Message));
                            }
                        }
                        else
                        {
                            // check existing user account
                            DatabaseServer databaseService = DatabaseServerController.GetDatabaseServer(dbServiceId);
                            if (!databaseService.CheckConnectivity(databaseName.Value, databaseUsername.Value, databaseUserPassword.Value))
                            {
                                return(Error <StringResultObject>(GalleryErrors.DatabaseUserCannotAccessDatabase, databaseUsername.Value));
                            }
                        }
                    }
                    #endregion

                    // remove database resource parameter from the list
                    // before calling "install" method
                    parameters.Remove(databaseResoure);
                }

                // install application
                result = webServer.InstallGalleryApplication(webAppId, parameters.ToArray());

                #region Rollback in case of failure
                // Rollback - remove resources have been created previously
                if (!result.IsSuccess)
                {
                    // delete database
                    if (databaseUserResult > 0)
                    {
                        DatabaseServerController.DeleteSqlUser(databaseUserResult);
                    }

                    // delete database user
                    if (databaseResult > 0)
                    {
                        DatabaseServerController.DeleteSqlDatabase(databaseResult);
                    }

                    // exit with errors
                    return(Error <StringResultObject>(result, GalleryErrors.ApplicationInstallationError));
                }
                #endregion

                #region Update Web Application settings

                WebVirtualDirectory iisApp = null;
                if (String.IsNullOrEmpty(virtualDir))
                {
                    // load web site
                    iisApp = WebServerController.GetWebSite(packageId, siteName);
                }
                else
                {
                    // load virtual directory
                    iisApp = WebServerController.GetVirtualDirectory(webSite.Id, virtualDir);
                }

                // put correct extensions
                if ((app.Value.WellKnownDependencies & GalleryApplicationWellKnownDependency.AspNet20) == GalleryApplicationWellKnownDependency.AspNet20)
                {
                    // ASP.NET 2.0
                    iisApp.AspNetInstalled = (iisApp.IIs7) ? "2I" : "2";
                    AddDefaultDocument(iisApp, "default.aspx");
                }
                else if ((app.Value.WellKnownDependencies & GalleryApplicationWellKnownDependency.AspNet40) == GalleryApplicationWellKnownDependency.AspNet40)
                {
                    // ASP.NET 4.0
                    iisApp.AspNetInstalled = (iisApp.IIs7) ? "4I" : "4";
                    AddDefaultDocument(iisApp, "default.aspx");
                }
                else if ((app.Value.WellKnownDependencies & GalleryApplicationWellKnownDependency.PHP) == GalleryApplicationWellKnownDependency.PHP)
                {
                    // PHP 5
                    iisApp.PhpInstalled = "5";
                    AddDefaultDocument(iisApp, "index.php");
                }

                // update web site or virtual directory
                int updateResult = 0;
                if (String.IsNullOrEmpty(virtualDir))
                {
                    // update web site
                    updateResult = WebServerController.UpdateWebSite(iisApp as WebSite);
                }
                else
                {
                    // update virtual directory
                    updateResult = WebServerController.UpdateVirtualDirectory(webSite.Id, iisApp);
                }

                if (updateResult < 0)
                {
                    TaskManager.WriteWarning("Cannot update website or virtual directory programming extensions and default documents. Result code: {0}", updateResult.ToString());
                }

                #endregion

                return(result);
            }
            catch (Exception ex)
            {
                // log error
                TaskManager.WriteError(ex);

                // exit with error code
                return(Error <StringResultObject>(GalleryErrors.GeneralError, ex.Message));
            }
            finally
            {
                TaskManager.CompleteTask();
            }
        }