Method GenerateBook

models/document.go:343–555

离线文档生成

(book *Book, baseUrl string)

//离线文档生成
func (m *Document) GenerateBook(book *Book, baseUrl string) {
	//将书籍id加入进去，表示正在生成离线文档
	utils.BooksGenerate.Set(book.BookId)
	defer utils.BooksGenerate.Delete(book.BookId) //最后移除

	//公开文档，才生成文档文件
	debug := true
	if beego.AppConfig.String("runmode") == "prod" {
		debug = false
	}
	Nickname := new(Member).GetNicknameByUid(book.MemberId)

	docs, err := NewDocument().FindListByBookId(book.BookId)

	if err != nil {
		beego.Error(err)
		return
	}

	var ExpCfg = converter.Config{
		Contributor: beego.AppConfig.String("exportCreator"),
		Cover:       "",
		Creator:     beego.AppConfig.String("exportCreator"),
		Timestamp:   book.ReleaseTime.Format("2006-01-02"),
		Description: book.Description,
		Header:      beego.AppConfig.String("exportHeader"),
		Footer:      beego.AppConfig.String("exportFooter"),
		Identifier:  "",
		Language:    "zh-CN",
		Publisher:   beego.AppConfig.String("exportCreator"),
		Title:       book.BookName,
		Format:      []string{"epub", "mobi", "pdf"},
		FontSize:    beego.AppConfig.String("exportFontSize"),
		PaperSize:   beego.AppConfig.String("exportPaperSize"),
		More: []string{
			"--pdf-page-margin-bottom", beego.AppConfig.DefaultString("exportMarginBottom", "72"),
			"--pdf-page-margin-left", beego.AppConfig.DefaultString("exportMarginLeft", "72"),
			"--pdf-page-margin-right", beego.AppConfig.DefaultString("exportMarginRight", "72"),
			"--pdf-page-margin-top", beego.AppConfig.DefaultString("exportMarginTop", "72"),
		},
	}

	folder := fmt.Sprintf("cache/books/%v/", book.Identify)
	os.MkdirAll(folder, os.ModePerm)
	if !debug {
		defer os.RemoveAll(folder)
	}

	if beego.AppConfig.DefaultBool("exportCustomCover", false) {
		// 生成书籍封面
		if err = utils.RenderCoverByBookIdentify(book.Identify); err != nil {
			beego.Error(err)
		}
		cover := "cover.png"
		if _, err = os.Stat(folder + cover); err != nil {
			cover = ""
		}
		// 用相对路径