Пример #1
0
// Monit monitors the database and file system to remove old entries
func Monit(db *gorm.DB) {
	log.Println("[INFO][System]\tStarted monitoring of files and db entries")
	tc := time.NewTicker(1 * time.Minute)
	for {
		res := []models.ResourceEntry{}
		db.Find(&res, "created_at < ?", time.Now().Add(-timeLimit))
		db.Unscoped().Where("created_at < ?", time.Now().Add(-timeLimit)).Delete(&models.ResourceEntry{})
		if len(res) > 0 {
			log.Printf("[INFO][System]\tFlushing %d DB entries and files.\n", len(res))
		}
		for _, re := range res {
			err := os.Remove(path.Join(conf.C.UploadDir, re.Key))
			if err != nil {
				log.Printf("[ERROR][System]\tWhile deleting : %v", err)
			}
		}
		<-tc.C
	}
}
Пример #2
0
func (p *Point) Delete(db gorm.DB) {
	db.Unscoped().Delete(p)
}
Пример #3
0
// New initialize a publish instance
func New(db *gorm.DB) *Publish {
	tableHandler := gorm.DefaultTableNameHandler
	gorm.DefaultTableNameHandler = func(db *gorm.DB, defaultTableName string) string {
		tableName := tableHandler(db, defaultTableName)

		if db != nil {
			if IsPublishableModel(db.Value) {
				// Set join table handler
				typ := utils.ModelType(db.Value)
				if !injectedJoinTableHandler[typ] {
					injectedJoinTableHandler[typ] = true
					scope := db.NewScope(db.Value)
					for _, field := range scope.GetModelStruct().StructFields {
						if many2many := utils.ParseTagOption(field.Tag.Get("gorm"))["MANY2MANY"]; many2many != "" {
							db.SetJoinTableHandler(db.Value, field.Name, &publishJoinTableHandler{})
							db.AutoMigrate(db.Value)
						}
					}
				}

				var forceDraftTable bool
				if forceDraft, ok := db.Get("publish:force_draft_table"); ok {
					if forceMode, ok := forceDraft.(bool); ok && forceMode {
						forceDraftTable = true
					}
				}

				if IsDraftMode(db) || forceDraftTable {
					return DraftTableName(tableName)
				}
			}
		}
		return tableName
	}

	db.AutoMigrate(&PublishEvent{})

	db.Callback().Create().Before("gorm:begin_transaction").Register("publish:set_table_to_draft", setTableAndPublishStatus(true))
	db.Callback().Create().Before("gorm:commit_or_rollback_transaction").
		Register("publish:sync_to_production_after_create", syncCreateFromProductionToDraft)
	db.Callback().Create().Before("gorm:commit_or_rollback_transaction").Register("gorm:create_publish_event", createPublishEvent)

	db.Callback().Delete().Before("gorm:begin_transaction").Register("publish:set_table_to_draft", setTableAndPublishStatus(true))
	deleteCallback := db.Callback().Delete().Get("gorm:delete")
	db.Callback().Delete().Replace("gorm:delete", deleteScope)
	db.Callback().Delete().Before("gorm:commit_or_rollback_transaction").
		Register("publish:sync_to_production_after_delete", syncDeleteFromProductionToDraft)
	db.Callback().Delete().Before("gorm:commit_or_rollback_transaction").Register("gorm:create_publish_event", createPublishEvent)

	db.Callback().Update().Before("gorm:begin_transaction").Register("publish:set_table_to_draft", setTableAndPublishStatus(true))
	db.Callback().Update().Before("gorm:commit_or_rollback_transaction").
		Register("publish:sync_to_production", syncUpdateFromProductionToDraft)
	db.Callback().Update().Before("gorm:commit_or_rollback_transaction").Register("gorm:create_publish_event", createPublishEvent)

	db.Callback().RowQuery().Register("publish:set_table_in_draft_mode", setTableAndPublishStatus(false))
	db.Callback().Query().Before("gorm:query").Register("publish:set_table_in_draft_mode", setTableAndPublishStatus(false))

	searchHandler := func(db *gorm.DB, context *qor.Context) *gorm.DB {
		return db.Unscoped()
	}
	return &Publish{SearchHandler: searchHandler, DB: db, deleteCallback: deleteCallback, logger: Logger}
}