Method Export2Markdown

models/book.go:867–989

Export2Markdown 将书籍导出markdown

(identify string)

// Export2Markdown 将书籍导出markdown
func (m *Book) Export2Markdown(identify string) (path string, err error) {
	var (
		book               *Book
		exportDir          = fmt.Sprintf("uploads/export/%v", identify)
		attachPrefix       string
		exportAttachPrefix = "../attachments/"
		docs               []Document
		ds                 []DocumentStore
		docIds             []interface{}
		docMap             = make(map[int]Document)
		o                  = orm.NewOrm()
		isOSSProject       = utils.StoreType == utils.StoreOss
		cover              = ""
		replaces           []string
	)

	path = fmt.Sprintf("uploads/export/%v.zip", identify)
	if book, err = m.FindByIdentify(identify); err != nil {
		beego.Error(err)
		return
	}

	os.MkdirAll(filepath.Join(exportDir, "docs"), os.ModePerm)
	// 最后删除导出目录
	defer func() {
		os.RemoveAll(exportDir)
	}()

	attachPrefix = fmt.Sprintf("/uploads/projects/%s/", identify)
	if isOSSProject {
		attachPrefix = fmt.Sprintf("/projects/%s/", identify)
	}

	o.QueryTable(NewDocument()).Filter("book_id", book.BookId).Limit(100000).All(&docs, "document_id", "document_name", "identify")
	if len(docs) == 0 {
		err = errors.New("找不到书籍章节")
		return
	}

	ext := ".md"
	replaces = append(replaces, attachPrefix, exportAttachPrefix)
	for _, doc := range docs {
		docIds = append(docIds, doc.DocumentId)
		identify := doc.Identify
		id := strconv.Itoa(doc.DocumentId)

		if docExt := strings.ToLower(strings.TrimSpace(filepath.Ext(doc.Identify))); docExt != ".md" {
			doc.Identify = doc.Identify + ext
		}
		docMap[doc.DocumentId] = doc
		replaces = append(replaces,
			"]($"+identify, "]("+doc.Identify,
			"href=\"$"+identify, "href=\""+doc.Identify,
			"]($"+id, "]("+doc.Identify,
			"href=\"$"+id, "href=\""+doc.Identify,
		)
	}