(uid int)
| 23 | } |
| 24 | |
| 25 | func (m *DownloadCounter) Increase(uid int) (err error) { |
| 26 | now, _ := strconv.Atoi(time.Now().Format("20060102")) |
| 27 | o := orm.NewOrm() |
| 28 | o.QueryTable(m).Filter("uid", uid).Filter("date", now).One(m) |
| 29 | if m.Id == 0 { |
| 30 | m.Total = 1 |
| 31 | m.Uid = uid |
| 32 | m.Date = now |
| 33 | _, err = o.Insert(m) |
| 34 | } else { |
| 35 | m.Total = m.Total + 1 |
| 36 | _, err = o.Update(m) |
| 37 | } |
| 38 | return |
| 39 | } |
| 40 | |
| 41 | // DoesICanDownload 用户是否可以下载电子书 |
| 42 | // availableTimes 表示剩余可下载次数。负数表示不限制，否则表示限制可下载的次数 |