Method ExportOld

controllers/DocumentController.go:1255–1316

导出文件

()

// 导出文件
func (this *DocumentController) ExportOld() {
	wecode := strings.TrimSpace(this.GetString("wecode"))
	if wecode == "" && (this.Member == nil || this.Member.MemberId == 0) {
		if tips, ok := this.Option["DOWNLOAD_LIMIT"]; ok {
			tips = strings.TrimSpace(tips)
			if len(tips) > 0 {
				this.JsonResult(1, tips)
			}
		}
	}

	identify := this.Ctx.Input.Param(":key")
	ext := strings.ToLower(this.GetString("output"))
	switch ext {
	case "pdf", "epub", "mobi":
		ext = "." + ext
	default:
		ext = ".pdf"
	}
	if identify == "" {
		this.JsonResult(1, "下载失败，无法识别您要下载的文档")
	}
	book, err := new(models.Book).FindByIdentify(identify)
	if err != nil {
		beego.Error(err.Error())
		this.JsonResult(1, "下载失败，您要下载的书籍当前并未生成可下载的电子书。")
	}
	if book.PrivatelyOwned == 1 && this.Member.MemberId != book.MemberId {
		this.JsonResult(1, "私有文档，只有文档创建人可导出")
	}
	//查询文档是否存在
	obj := fmt.Sprintf("projects/%v/books/%v%v", book.Identify, book.GenerateTime.Unix(), ext)
	link := ""
	switch utils.StoreType {
	case utils.StoreOss:
		if err := store.ModelStoreOss.IsObjectExist(obj); err != nil {
			beego.Error(err, obj)
			this.JsonResult(1, "下载失败，您要下载的书籍当前并未生成可下载的电子书。")
		}
		link = this.OssDomain + "/" + obj
	case utils.StoreLocal:
		obj = "uploads/" + obj
		if err := store.ModelStoreLocal.IsObjectExist(obj); err != nil {
			beego.Error(err, obj)
			this.JsonResult(1, "下载失败，您要下载的书籍当前并未生成可下载的电子书。")
		}
		link = "/" + obj
	}
	if link != "" {
		// 查询是否可以下载
		counter := models.NewDownloadCounter()
		_, err := counter.DoesICanDownload(this.Member.MemberId, wecode)
		if err != nil {
			this.JsonResult(1, err.Error())
		}
		if wecode == "" {
			counter.Increase(this.Member.MemberId)
		}