mindoc/models/BookResult.go

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package models
import (
"bytes"
"io/ioutil"
"os"
"path/filepath"
"strconv"
"strings"
"time"
"encoding/json"
"net/http"
"regexp"
"github.com/PuerkitoBio/goquery"
"github.com/beego/beego/v2/client/orm"
"github.com/beego/beego/v2/core/logs"
"github.com/beego/beego/v2/server/web"
"github.com/beego/i18n"
"github.com/mindoc-org/mindoc/conf"
"github.com/mindoc-org/mindoc/converter"
"github.com/mindoc-org/mindoc/utils/cryptil"
"github.com/mindoc-org/mindoc/utils/filetil"
"github.com/mindoc-org/mindoc/utils/gopool"
"github.com/mindoc-org/mindoc/utils/requests"
"github.com/mindoc-org/mindoc/utils/ziptil"
"github.com/russross/blackfriday/v2"
)
var (
exportLimitWorkerChannel = gopool.NewChannelPool(conf.GetExportLimitNum(), conf.GetExportQueueLimitNum())
)
type BookResult struct {
BookId int `json:"book_id"`
BookName string `json:"book_name"`
ItemId int `json:"item_id"`
ItemName string `json:"item_name"`
Identify string `json:"identify"`
OrderIndex int `json:"order_index"`
Description string `json:"description"`
Publisher string `json:"publisher"`
PrivatelyOwned int `json:"privately_owned"`
PrivateToken string `json:"private_token"`
BookPassword string `json:"book_password"`
DocCount int `json:"doc_count"`
CommentStatus string `json:"comment_status"`
CommentCount int `json:"comment_count"`
CreateTime time.Time `json:"create_time"`
CreateName string `json:"create_name"`
RealName string `json:"real_name"`
ModifyTime time.Time `json:"modify_time"`
Cover string `json:"cover"`
Theme string `json:"theme"`
Label string `json:"label"`
MemberId int `json:"member_id"`
Editor string `json:"editor"`
AutoRelease bool `json:"auto_release"`
HistoryCount int `json:"history_count"`
//RelationshipId int `json:"relationship_id"`
//TeamRelationshipId int `json:"team_relationship_id"`
RoleId conf.BookRole `json:"role_id"`
RoleName string `json:"role_name"`
Status int `json:"status"`
IsEnableShare bool `json:"is_enable_share"`
IsUseFirstDocument bool `json:"is_use_first_document"`
LastModifyText string `json:"last_modify_text"`
IsDisplayComment bool `json:"is_display_comment"`
IsDownload bool `json:"is_download"`
AutoSave bool `json:"auto_save"`
Lang string
}
func NewBookResult() *BookResult {
return &BookResult{}
}
func (m *BookResult) String() string {
ret, err := json.Marshal(*m)
if err != nil {
return ""
}
return string(ret)
}
func (m *BookResult) SetLang(lang string) *BookResult {
m.Lang = lang
return m
}
// 根据项目标识查询项目以及指定用户权限的信息.
func (m *BookResult) FindByIdentify(identify string, memberId int) (*BookResult, error) {
if identify == "" || memberId <= 0 {
return m, ErrInvalidParameter
}
o := orm.NewOrm()
var book Book
err := NewBook().QueryTable().Filter("identify", identify).One(&book)
if err != nil {
logs.Error("获取项目失败 ->", err)
return m, err
}
roleId, err := NewBook().FindForRoleId(book.BookId, memberId)
if err != nil {
return m, ErrPermissionDenied
}
var relationship2 Relationship
//查找项目创始人
err = NewRelationship().QueryTable().Filter("book_id", book.BookId).Filter("role_id", 0).One(&relationship2)
if err != nil {
logs.Error("根据项目标识查询项目以及指定用户权限的信息 -> ", err)
return m, ErrPermissionDenied
}
member, err := NewMember().Find(relationship2.MemberId)
if err != nil {
return m, err
}
m.ToBookResult(book)
m.RoleId = roleId
m.MemberId = memberId
m.CreateName = member.Account
if member.RealName != "" {
m.RealName = member.RealName
}
if m.RoleId == conf.BookFounder {
m.RoleName = i18n.Tr(m.Lang, "common.creator")
} else if m.RoleId == conf.BookAdmin {
m.RoleName = i18n.Tr(m.Lang, "common.administrator")
} else if m.RoleId == conf.BookEditor {
m.RoleName = i18n.Tr(m.Lang, "common.editor")
} else if m.RoleId == conf.BookObserver {
m.RoleName = i18n.Tr(m.Lang, "common.observer")
}
doc := NewDocument()
err = o.QueryTable(doc.TableNameWithPrefix()).Filter("book_id", book.BookId).OrderBy("modify_time").One(doc)
if err == nil {
member2 := NewMember()
member2.Find(doc.ModifyAt)
m.LastModifyText = member2.Account + " 于 " + doc.ModifyTime.Local().Format("2006-01-02 15:04:05")
}
return m, nil
}
func (m *BookResult) FindToPager(pageIndex, pageSize int) (books []*BookResult, totalCount int, err error) {
o := orm.NewOrm()
count, err := o.QueryTable(NewBook().TableNameWithPrefix()).Count()
if err != nil {
return
}
totalCount = int(count)
sql := `SELECT
book.*,rel.relationship_id,rel.role_id,m.account AS create_name,m.real_name
FROM md_books AS book
LEFT JOIN md_relationship AS rel ON rel.book_id = book.book_id AND rel.role_id = 0
LEFT JOIN md_members AS m ON rel.member_id = m.member_id
ORDER BY book.order_index DESC ,book.book_id DESC LIMIT ?,?`
offset := (pageIndex - 1) * pageSize
_, err = o.Raw(sql, offset, pageSize).QueryRows(&books)
return
}
//实体转换
func (m *BookResult) ToBookResult(book Book) *BookResult {
m.BookId = book.BookId
m.BookName = book.BookName
m.Identify = book.Identify
m.OrderIndex = book.OrderIndex
m.Description = strings.Replace(book.Description, "\r\n", "<br/>", -1)
m.PrivatelyOwned = book.PrivatelyOwned
m.PrivateToken = book.PrivateToken
m.BookPassword = book.BookPassword
m.DocCount = book.DocCount
m.CommentStatus = book.CommentStatus
m.CommentCount = book.CommentCount
m.CreateTime = book.CreateTime
m.ModifyTime = book.ModifyTime
m.Cover = book.Cover
m.Label = book.Label
m.Status = book.Status
m.Editor = book.Editor
m.Theme = book.Theme
m.AutoRelease = book.AutoRelease == 1
m.IsEnableShare = book.IsEnableShare == 0
m.IsUseFirstDocument = book.IsUseFirstDocument == 1
m.Publisher = book.Publisher
m.HistoryCount = book.HistoryCount
m.IsDownload = book.IsDownload == 0
m.AutoSave = book.AutoSave == 1
m.ItemId = book.ItemId
if book.Theme == "" {
m.Theme = "default"
}
if book.Editor == "" {
m.Editor = "markdown"
}
doc := NewDocument()
o := orm.NewOrm()
err := o.QueryTable(doc.TableNameWithPrefix()).Filter("book_id", book.BookId).OrderBy("modify_time").One(doc)
if err == nil {
member2 := NewMember()
member2.Find(doc.ModifyAt)
m.LastModifyText = member2.Account + " 于 " + doc.ModifyTime.Local().Format("2006-01-02 15:04:05")
}
if m.ItemId > 0 {
if item, err := NewItemsets().First(m.ItemId); err == nil {
m.ItemName = item.ItemName
}
}
return m
}
//后台转换
func BackgroundConvert(sessionId string, bookResult *BookResult) error {
if err := converter.CheckConvertCommand(); err != nil {
logs.Error("检查转换程序失败 -> ", err)
return err
}
err := exportLimitWorkerChannel.LoadOrStore(bookResult.Identify, func() {
bookResult.Converter(sessionId)
})
if err != nil {
logs.Error("将导出任务加入任务队列失败 -> ", err)
return err
}
exportLimitWorkerChannel.Start()
return nil
}
//导出PDF、word等格式
func (m *BookResult) Converter(sessionId string) (ConvertBookResult, error) {
convertBookResult := ConvertBookResult{}
outputPath := filepath.Join(conf.GetExportOutputPath(), strconv.Itoa(m.BookId))
viewPath := web.BConfig.WebConfig.ViewsPath
pdfpath := filepath.Join(outputPath, "book.pdf")
epubpath := filepath.Join(outputPath, "book.epub")
mobipath := filepath.Join(outputPath, "book.mobi")
docxpath := filepath.Join(outputPath, "book.docx")
//先将转换的文件储存到临时目录
tempOutputPath := filepath.Join(os.TempDir(), sessionId, m.Identify, "source") //filepath.Abs(filepath.Join("cache", sessionId))
sourceDir := strings.TrimSuffix(tempOutputPath, "source")
if filetil.FileExists(sourceDir) {
if err := os.RemoveAll(sourceDir); err != nil {
logs.Error("删除临时目录失败 ->", sourceDir, err)
}
}
if err := os.MkdirAll(outputPath, 0766); err != nil {
logs.Error("创建目录失败 -> ", outputPath, err)
}
if err := os.MkdirAll(tempOutputPath, 0766); err != nil {
logs.Error("创建目录失败 -> ", tempOutputPath, err)
}
os.MkdirAll(filepath.Join(tempOutputPath, "Images"), 0755)
//defer os.RemoveAll(strings.TrimSuffix(tempOutputPath,"source"))
if filetil.FileExists(pdfpath) && filetil.FileExists(epubpath) && filetil.FileExists(mobipath) && filetil.FileExists(docxpath) {
convertBookResult.EpubPath = epubpath
convertBookResult.MobiPath = mobipath
convertBookResult.PDFPath = pdfpath
convertBookResult.WordPath = docxpath
return convertBookResult, nil
}
docs, err := NewDocument().FindListByBookId(m.BookId)
if err != nil {
return convertBookResult, err
}
tocList := make([]converter.Toc, 0)
for _, item := range docs {
if item.ParentId == 0 {
toc := converter.Toc{
Id: item.DocumentId,
Link: strconv.Itoa(item.DocumentId) + ".html",
Pid: item.ParentId,
Title: item.DocumentName,
}
tocList = append(tocList, toc)
}
}
for _, item := range docs {
if item.ParentId != 0 {
toc := converter.Toc{
Id: item.DocumentId,
Link: strconv.Itoa(item.DocumentId) + ".html",
Pid: item.ParentId,
Title: item.DocumentName,
}
tocList = append(tocList, toc)
}
}
ebookConfig := converter.Config{
Charset: "utf-8",
Cover: m.Cover,
Timestamp: time.Now().Format("2006-01-02 15:04:05"),
Description: string(blackfriday.Run([]byte(m.Description))),
Footer: "<p style='color:#8E8E8E;font-size:12px;'>本文档使用 <a href='https://www.iminho.me' style='text-decoration:none;color:#1abc9c;font-weight:bold;'>MinDoc</a> 构建 <span style='float:right'>- _PAGENUM_ -</span></p>",
Header: "<p style='color:#8E8E8E;font-size:12px;'>_SECTION_</p>",
Identifier: "",
Language: "zh-CN",
Creator: m.CreateName,
Publisher: m.Publisher,
Contributor: m.Publisher,
Title: m.BookName,
Format: []string{"epub", "mobi", "pdf", "docx"},
FontSize: "14",
PaperSize: "a4",
MarginLeft: "72",
MarginRight: "72",
MarginTop: "72",
MarginBottom: "72",
Toc: tocList,
More: []string{},
}
if m.Publisher != "" {
ebookConfig.Footer = "<p style='color:#8E8E8E;font-size:12px;'>本文档由 <span style='text-decoration:none;color:#1abc9c;font-weight:bold;'>" + m.Publisher + "</span> 生成<span style='float:right'>- _PAGENUM_ -</span></p>"
}
if m.RealName != "" {
ebookConfig.Creator = m.RealName
}
if tempOutputPath, err = filepath.Abs(tempOutputPath); err != nil {
logs.Error("导出目录配置错误:" + err.Error())
return convertBookResult, err
}
for _, item := range docs {
name := strconv.Itoa(item.DocumentId)
fpath := filepath.Join(tempOutputPath, name+".html")
f, err := os.OpenFile(fpath, os.O_CREATE|os.O_RDWR, 0755)
if err != nil {
return convertBookResult, err
}
var buf bytes.Buffer
if err := web.ExecuteViewPathTemplate(&buf, "document/export.tpl", viewPath, map[string]interface{}{"Model": m, "Lists": item, "BaseUrl": conf.BaseUrl}); err != nil {
return convertBookResult, err
}
html := buf.String()
if err != nil {
f.Close()
return convertBookResult, err
}
bufio := bytes.NewReader(buf.Bytes())
doc, err := goquery.NewDocumentFromReader(bufio)
doc.Find("img").Each(func(i int, contentSelection *goquery.Selection) {
if src, ok := contentSelection.Attr("src"); ok {
//var encodeString string
dstSrcString := "Images/" + filepath.Base(src)
//如果是本地路径则直接读取文件内容
if strings.HasPrefix(src, "/") {
spath := filepath.Join(conf.WorkingDirectory, src)
if filetil.CopyFile(spath, filepath.Join(tempOutputPath, dstSrcString)); err != nil {
logs.Error("复制图片失败 -> ", err, src)
return
}
} else {
client := &http.Client{}
if req, err := http.NewRequest("GET", src, nil); err == nil {
req.Header.Set("User-Agent", "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36")
req.Header.Set("Referer", src)
//10秒连接超时时间
client.Timeout = time.Second * 100
if resp, err := client.Do(req); err == nil {
defer resp.Body.Close()
if body, err := ioutil.ReadAll(resp.Body); err == nil {
//encodeString = base64.StdEncoding.EncodeToString(body)
if err := ioutil.WriteFile(filepath.Join(tempOutputPath, dstSrcString), body, 0755); err != nil {
logs.Error("下载图片失败 -> ", err, src)
return
}
} else {
logs.Error("下载图片失败 -> ", err, src)
return
}
} else {
logs.Error("下载图片失败 -> ", err, src)
return
}
}
}
contentSelection.SetAttr("src", dstSrcString)
}
})
//移除文档底部的更新信息
if selection := doc.Find("div.wiki-bottom").First(); selection.Size() > 0 {
selection.Remove()
}
html, err = doc.Html()
if err != nil {
f.Close()
return convertBookResult, err
}
f.WriteString(html)
f.Close()
}
if err := filetil.CopyFile(filepath.Join(conf.WorkingDirectory, "static", "css", "kancloud.css"), filepath.Join(tempOutputPath, "styles", "css", "kancloud.css")); err != nil {
logs.Error("复制CSS样式出错 -> static/css/kancloud.css", err)
}
if err := filetil.CopyFile(filepath.Join(conf.WorkingDirectory, "static", "css", "export.css"), filepath.Join(tempOutputPath, "styles", "css", "export.css")); err != nil {
logs.Error("复制CSS样式出错 -> static/css/export.css", err)
}
if err := filetil.CopyFile(filepath.Join(conf.WorkingDirectory, "static", "editor.md", "css", "editormd.preview.css"), filepath.Join(tempOutputPath, "styles", "editor.md", "css", "editormd.preview.css")); err != nil {
logs.Error("复制CSS样式出错 -> static/editor.md/css/editormd.preview.css", err)
}
if err := filetil.CopyFile(filepath.Join(conf.WorkingDirectory, "static", "css", "markdown.preview.css"), filepath.Join(tempOutputPath, "styles", "css", "markdown.preview.css")); err != nil {
logs.Error("复制CSS样式出错 -> static/css/markdown.preview.css", err)
}
if err := filetil.CopyFile(filepath.Join(conf.WorkingDirectory, "static", "editor.md", "lib", "highlight", "styles", "github.css"), filepath.Join(tempOutputPath, "styles", "css", "github.css")); err != nil {
logs.Error("复制CSS样式出错 -> static/editor.md/lib/highlight/styles/github.css", err)
}
if err := filetil.CopyDir(filepath.Join(conf.WorkingDirectory, "static", "font-awesome"), filepath.Join(tempOutputPath, "styles", "font-awesome")); err != nil {
logs.Error("复制CSS样式出错 -> static/font-awesome", err)
}
if err := filetil.CopyFile(filepath.Join(conf.WorkingDirectory, "static", "editor.md", "lib", "mermaid", "mermaid.css"), filepath.Join(tempOutputPath, "styles", "css", "mermaid.css")); err != nil {
logs.Error("复制CSS样式出错 -> static/editor.md/lib/mermaid/mermaid.css", err)
}
eBookConverter := &converter.Converter{
BasePath: tempOutputPath,
OutputPath: filepath.Join(strings.TrimSuffix(tempOutputPath, "source"), "output"),
Config: ebookConfig,
Debug: true,
ProcessNum: conf.GetExportProcessNum(),
}
os.MkdirAll(eBookConverter.OutputPath, 0766)
if err := eBookConverter.Convert(); err != nil {
logs.Error("转换文件错误:" + m.BookName + " -> " + err.Error())
return convertBookResult, err
}
logs.Info("文档转换完成:" + m.BookName)
if err := filetil.CopyFile(filepath.Join(eBookConverter.OutputPath, "output", "book.mobi"), mobipath); err != nil {
logs.Error("复制文档失败 -> ", filepath.Join(eBookConverter.OutputPath, "output", "book.mobi"), err)
}
if err := filetil.CopyFile(filepath.Join(eBookConverter.OutputPath, "output", "book.pdf"), pdfpath); err != nil {
logs.Error("复制文档失败 -> ", filepath.Join(eBookConverter.OutputPath, "output", "book.pdf"), err)
}
if err := filetil.CopyFile(filepath.Join(eBookConverter.OutputPath, "output", "book.epub"), epubpath); err != nil {
logs.Error("复制文档失败 -> ", filepath.Join(eBookConverter.OutputPath, "output", "book.epub"), err)
}
if err := filetil.CopyFile(filepath.Join(eBookConverter.OutputPath, "output", "book.docx"), docxpath); err != nil {
logs.Error("复制文档失败 -> ", filepath.Join(eBookConverter.OutputPath, "output", "book.docx"), err)
}
convertBookResult.MobiPath = mobipath
convertBookResult.PDFPath = pdfpath
convertBookResult.EpubPath = epubpath
convertBookResult.WordPath = docxpath
return convertBookResult, nil
}
//导出Markdown原始文件
func (m *BookResult) ExportMarkdown(sessionId string) (string, error) {
outputPath := filepath.Join(conf.WorkingDirectory, "uploads", "books", strconv.Itoa(m.BookId), "book.zip")
os.MkdirAll(filepath.Dir(outputPath), 0644)
tempOutputPath := filepath.Join(os.TempDir(), sessionId, "markdown")
defer os.RemoveAll(tempOutputPath)
bookUrl := conf.URLFor("DocumentController.Index", ":key", m.Identify) + "/"
err := exportMarkdown(tempOutputPath, 0, m.BookId, tempOutputPath, bookUrl)
if err != nil {
return "", err
}
if err := ziptil.Compress(outputPath, tempOutputPath); err != nil {
logs.Error("导出Markdown失败->", err)
return "", err
}
return outputPath, nil
}
//递归导出Markdown文档
func exportMarkdown(p string, parentId int, bookId int, baseDir string, bookUrl string) error {
o := orm.NewOrm()
var docs []*Document
_, err := o.QueryTable(NewDocument().TableNameWithPrefix()).Filter("book_id", bookId).Filter("parent_id", parentId).All(&docs)
if err != nil {
logs.Error("导出Markdown失败->", err)
return err
}
for _, doc := range docs {
//获取当前文档的子文档数量如果数量不为0则将当前文档命名为READMD.md并设置成目录。
subDocCount, err := o.QueryTable(NewDocument().TableNameWithPrefix()).Filter("parent_id", doc.DocumentId).Count()
if err != nil {
logs.Error("导出Markdown失败->", err)
return err
}
var docPath string
if subDocCount > 0 {
if doc.Identify != "" {
docPath = filepath.Join(p, doc.Identify, "README.md")
} else {
docPath = filepath.Join(p, strconv.Itoa(doc.DocumentId), "README.md")
}
} else {
if doc.Identify != "" {
if strings.HasSuffix(doc.Identify, ".md") || strings.HasSuffix(doc.Identify, ".markdown") {
docPath = filepath.Join(p, doc.Identify)
} else {
docPath = filepath.Join(p, doc.Identify+".md")
}
} else {
docPath = filepath.Join(p, strings.TrimSpace(doc.DocumentName)+".md")
}
}
dirPath := filepath.Dir(docPath)
os.MkdirAll(dirPath, 0766)
markdown := doc.Markdown
//如果当前文档不为空
if strings.TrimSpace(doc.Markdown) != "" {
re := regexp.MustCompile(`!\[(.*?)\]\((.*?)\)`)
//处理文档中图片
markdown = re.ReplaceAllStringFunc(doc.Markdown, func(image string) string {
images := re.FindAllSubmatch([]byte(image), -1)
if len(images) <= 0 || len(images[0]) < 3 {
return image
}
originalImageUrl := string(images[0][2])
imageUrl := strings.Replace(string(originalImageUrl), "\\", "/", -1)
//如果是本地路径,则需要将图片复制到项目目录
if strings.HasPrefix(imageUrl, "http://") || strings.HasPrefix(imageUrl, "https://") {
imageExt := cryptil.Md5Crypt(imageUrl) + filepath.Ext(imageUrl)
dstFile := filepath.Join(baseDir, "uploads", time.Now().Format("200601"), imageExt)
if err := requests.DownloadAndSaveFile(imageUrl, dstFile); err == nil {
imageUrl = strings.TrimPrefix(strings.Replace(dstFile, "\\", "/", -1), strings.Replace(baseDir, "\\", "/", -1))
if !strings.HasPrefix(imageUrl, "/") && !strings.HasPrefix(imageUrl, "\\") {
imageUrl = "/" + imageUrl
}
}
} else if strings.HasPrefix(imageUrl, "/") {
filetil.CopyFile(filepath.Join(conf.WorkingDirectory, imageUrl), filepath.Join(baseDir, imageUrl))
}
imageUrl = strings.Replace(strings.TrimSuffix(image, originalImageUrl+")")+imageUrl+")", "\\", "/", -1)
return imageUrl
})
linkRe := regexp.MustCompile(`\[(.*?)\]\((.*?)\)`)
markdown = linkRe.ReplaceAllStringFunc(markdown, func(link string) string {
links := linkRe.FindAllStringSubmatch(link, -1)
if len(links) > 0 && len(links[0]) >= 3 {
originalLink := links[0][2]
//如果当前链接位于当前项目内
if strings.HasPrefix(originalLink, bookUrl) {
docIdentify := strings.TrimSpace(strings.TrimPrefix(originalLink, bookUrl))
tempDoc := NewDocument()
if id, err := strconv.Atoi(docIdentify); err == nil && id > 0 {
err := o.QueryTable(NewDocument().TableNameWithPrefix()).Filter("document_id", id).One(tempDoc, "identify", "parent_id", "document_id")
if err != nil {
logs.Error(err)
return link
}
} else {
err := o.QueryTable(NewDocument().TableNameWithPrefix()).Filter("identify", docIdentify).One(tempDoc, "identify", "parent_id", "document_id")
if err != nil {
logs.Error(err)
return link
}
}
tempLink := recursiveJoinDocumentIdentify(tempDoc.ParentId, "") + strings.TrimPrefix(originalLink, bookUrl)
if !strings.HasSuffix(tempLink, ".md") && !strings.HasSuffix(doc.Identify, ".markdown") {
tempLink = tempLink + ".md"
}
relative := strings.TrimPrefix(strings.Replace(p, "\\", "/", -1), strings.Replace(baseDir, "\\", "/", -1))
repeat := 0
if relative != "" {
relative = strings.TrimSuffix(strings.TrimPrefix(relative, "/"), "/")
repeat = strings.Count(relative, "/") + 1
}
logs.Info(repeat, "|", relative, "|", p, "|", baseDir)
tempLink = strings.Repeat("../", repeat) + tempLink
link = strings.TrimSuffix(link, originalLink+")") + tempLink + ")"
}
}
return link
})
} else {
markdown = "# " + doc.DocumentName + "\n"
}
if err := ioutil.WriteFile(docPath, []byte(markdown), 0644); err != nil {
logs.Error("导出Markdown失败->", err)
return err
}
if subDocCount > 0 {
if err = exportMarkdown(dirPath, doc.DocumentId, bookId, baseDir, bookUrl); err != nil {
return err
}
}
}
return nil
}
func recursiveJoinDocumentIdentify(parentDocId int, identify string) string {
o := orm.NewOrm()
doc := NewDocument()
err := o.QueryTable(NewDocument().TableNameWithPrefix()).Filter("document_id", parentDocId).One(doc, "identify", "parent_id", "document_id")
if err != nil {
logs.Error(err)
return identify
}
if doc.Identify == "" {
identify = strconv.Itoa(doc.DocumentId) + "/" + identify
} else {
identify = doc.Identify + "/" + identify
}
if doc.ParentId > 0 {
identify = recursiveJoinDocumentIdentify(doc.ParentId, identify)
}
return identify
}
//查询项目的第一篇文档
func (m *BookResult) FindFirstDocumentByBookId(bookId int) (*Document, error) {
o := orm.NewOrm()
doc := NewDocument()
err := o.QueryTable(doc.TableNameWithPrefix()).Filter("book_id", bookId).Filter("parent_id", 0).OrderBy("order_sort").One(doc)
return doc, err
}