Method DownloadAttachment

controllers/DocumentController.go:899–949

DownloadAttachment 下载附件.

()

// DownloadAttachment 下载附件.
func (this *DocumentController) DownloadAttachment() {
	identify := this.Ctx.Input.Param(":key")
	attachId, _ := strconv.Atoi(this.Ctx.Input.Param(":attach_id"))
	token := this.GetString("token")

	memberId := 0

	if this.Member != nil {
		memberId = this.Member.MemberId
	}
	bookId := 0

	//判断用户是否参与了书籍
	bookResult, err := models.NewBookResult().FindByIdentify(identify, memberId)

	if err != nil {
		//判断书籍公开状态
		book, err := models.NewBook().FindByFieldFirst("identify", identify)
		if err != nil {
			this.Abort("404")
		}
		//如果不是超级管理员则判断权限
		if this.Member == nil || this.Member.Role != conf.MemberSuperRole {
			//如果书籍是私有的，并且token不正确
			if (book.PrivatelyOwned == 1 && token == "") || (book.PrivatelyOwned == 1 && book.PrivateToken != token) {
				this.Abort("404")
			}
		}

		bookId = book.BookId
	} else {
		bookId = bookResult.BookId
	}
	//查找附件
	attachment, err := models.NewAttachment().Find(attachId)

	if err != nil {
		beego.Error("DownloadAttachment => ", err)
		if err == orm.ErrNoRows {
			this.Abort("404")
		} else {
			this.Abort("404")
		}
	}
	if attachment.BookId != bookId {
		this.Abort("404")
	}
	this.Ctx.Output.Download(strings.TrimLeft(attachment.FilePath, "./"), attachment.FileName)

	this.StopRun()
}

// 删除附件.
func (this *DocumentController) RemoveAttachment() {