mirror of https://github.com/mindoc-org/mindoc.git
797 lines
20 KiB
Go
797 lines
20 KiB
Go
package controllers
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import (
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"encoding/json"
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"errors"
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"fmt"
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"html/template"
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"os"
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"path/filepath"
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"regexp"
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"strconv"
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"strings"
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"time"
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"net/http"
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"github.com/astaxie/beego"
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"github.com/astaxie/beego/logs"
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"github.com/astaxie/beego/orm"
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"github.com/lifei6671/mindoc/conf"
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"github.com/lifei6671/mindoc/graphics"
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"github.com/lifei6671/mindoc/models"
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"github.com/lifei6671/mindoc/utils"
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"github.com/lifei6671/mindoc/utils/pagination"
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"gopkg.in/russross/blackfriday.v2"
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)
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type BookController struct {
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BaseController
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}
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func (c *BookController) Index() {
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c.Prepare()
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c.TplName = "book/index.tpl"
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pageIndex, _ := c.GetInt("page", 1)
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books, totalCount, err := models.NewBook().FindToPager(pageIndex, conf.PageSize, c.Member.MemberId)
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if err != nil {
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logs.Error("BookController.Index => ", err)
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c.Abort("500")
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}
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for i, book := range books {
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books[i].Description = utils.StripTags(string(blackfriday.Run([]byte(book.Description))))
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books[i].ModifyTime = book.ModifyTime.Local()
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books[i].CreateTime = book.CreateTime.Local()
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}
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if totalCount > 0 {
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pager := pagination.NewPagination(c.Ctx.Request, totalCount, conf.PageSize, c.BaseUrl())
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c.Data["PageHtml"] = pager.HtmlPages()
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} else {
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c.Data["PageHtml"] = ""
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}
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b, err := json.Marshal(books)
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if err != nil || len(books) <= 0 {
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c.Data["Result"] = template.JS("[]")
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} else {
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c.Data["Result"] = template.JS(string(b))
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}
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}
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// Dashboard 项目概要 .
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func (c *BookController) Dashboard() {
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c.Prepare()
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c.TplName = "book/dashboard.tpl"
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key := c.Ctx.Input.Param(":key")
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if key == "" {
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c.Abort("404")
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}
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book, err := models.NewBookResult().FindByIdentify(key, c.Member.MemberId)
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if err != nil {
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if err == models.ErrPermissionDenied {
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c.Abort("403")
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}
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beego.Error(err)
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c.Abort("500")
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}
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c.Data["Description"] = template.HTML(blackfriday.Run([]byte(book.Description)))
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c.Data["Model"] = *book
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}
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// Setting 项目设置 .
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func (c *BookController) Setting() {
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c.Prepare()
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c.TplName = "book/setting.tpl"
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key := c.Ctx.Input.Param(":key")
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if key == "" {
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c.Abort("404")
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}
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book, err := models.NewBookResult().FindByIdentify(key, c.Member.MemberId)
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if err != nil {
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if err == orm.ErrNoRows {
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c.Abort("404")
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}
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if err == models.ErrPermissionDenied {
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c.Abort("403")
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}
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c.Abort("500")
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}
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//如果不是创始人也不是管理员则不能操作
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if book.RoleId != conf.BookFounder && book.RoleId != conf.BookAdmin {
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c.Abort("403")
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}
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if book.PrivateToken != "" {
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book.PrivateToken = conf.URLFor("DocumentController.Index", ":key", book.Identify, "token", book.PrivateToken)
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}
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c.Data["Model"] = book
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}
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//保存项目信息
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func (c *BookController) SaveBook() {
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bookResult, err := c.IsPermission()
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if err != nil {
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c.JsonResult(6001, err.Error())
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}
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book, err := models.NewBook().Find(bookResult.BookId)
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if err != nil {
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logs.Error("SaveBook => ", err)
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c.JsonResult(6002, err.Error())
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}
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bookName := strings.TrimSpace(c.GetString("book_name"))
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description := strings.TrimSpace(c.GetString("description", ""))
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commentStatus := c.GetString("comment_status")
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tag := strings.TrimSpace(c.GetString("label"))
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editor := strings.TrimSpace(c.GetString("editor"))
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autoRelease := strings.TrimSpace(c.GetString("auto_release")) == "on"
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publisher := strings.TrimSpace(c.GetString("publisher"))
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historyCount, _ := c.GetInt("history_count", 0)
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isDownload := strings.TrimSpace(c.GetString("is_download")) == "on"
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enableShare := strings.TrimSpace(c.GetString("enable_share")) == "on"
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isUseFirstDocument := strings.TrimSpace(c.GetString("is_use_first_document")) == "on"
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if strings.Count(description, "") > 500 {
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c.JsonResult(6004, "项目描述不能大于500字")
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}
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if commentStatus != "open" && commentStatus != "closed" && commentStatus != "group_only" && commentStatus != "registered_only" {
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commentStatus = "closed"
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}
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if tag != "" {
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tags := strings.Split(tag, ",")
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if len(tags) > 10 {
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c.JsonResult(6005, "最多允许添加10个标签")
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}
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}
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if editor != "markdown" && editor != "html" {
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editor = "markdown"
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}
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book.BookName = bookName
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book.Description = description
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book.CommentStatus = commentStatus
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book.Publisher = publisher
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book.Label = tag
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book.Editor = editor
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book.HistoryCount = historyCount
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book.IsDownload = 0
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if autoRelease {
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book.AutoRelease = 1
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} else {
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book.AutoRelease = 0
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}
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if isDownload {
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book.IsDownload = 0
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} else {
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book.IsDownload = 1
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}
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if enableShare {
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book.IsEnableShare = 0
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} else {
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book.IsEnableShare = 1
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}
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if isUseFirstDocument {
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book.IsUseFirstDocument = 1
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} else {
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book.IsUseFirstDocument = 0
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}
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if err := book.Update(); err != nil {
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c.JsonResult(6006, "保存失败")
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}
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bookResult.BookName = bookName
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bookResult.Description = description
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bookResult.CommentStatus = commentStatus
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bookResult.Label = tag
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c.JsonResult(0, "ok", bookResult)
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}
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//设置项目私有状态.
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func (c *BookController) PrivatelyOwned() {
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status := c.GetString("status")
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if status != "open" && status != "close" {
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c.JsonResult(6003, "参数错误")
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}
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state := 0
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if status == "open" {
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state = 0
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} else {
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state = 1
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}
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bookResult, err := c.IsPermission()
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if err != nil {
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c.JsonResult(6001, err.Error())
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}
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//只有创始人才能变更私有状态
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if bookResult.RoleId != conf.BookFounder {
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c.JsonResult(6002, "权限不足")
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}
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book, err := models.NewBook().Find(bookResult.BookId)
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if err != nil {
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c.JsonResult(6005, "项目不存在")
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}
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book.PrivatelyOwned = state
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err = book.Update()
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if err != nil {
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logs.Error("PrivatelyOwned => ", err)
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c.JsonResult(6004, "保存失败")
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}
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c.JsonResult(0, "ok")
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}
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// Transfer 转让项目.
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func (c *BookController) Transfer() {
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c.Prepare()
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account := c.GetString("account")
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if account == "" {
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c.JsonResult(6004, "接受者账号不能为空")
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}
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member, err := models.NewMember().FindByAccount(account)
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if err != nil {
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logs.Error("FindByAccount => ", err)
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c.JsonResult(6005, "接受用户不存在")
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}
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if member.Status != 0 {
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c.JsonResult(6006, "接受用户已被禁用")
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}
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if member.MemberId == c.Member.MemberId {
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c.JsonResult(6007, "不能转让给自己")
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}
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bookResult, err := c.IsPermission()
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if err != nil {
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c.JsonResult(6001, err.Error())
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}
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err = models.NewRelationship().Transfer(bookResult.BookId, c.Member.MemberId, member.MemberId)
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if err != nil {
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logs.Error("Transfer => ", err)
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c.JsonResult(6008, err.Error())
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}
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c.JsonResult(0, "ok")
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}
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//上传项目封面.
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func (c *BookController) UploadCover() {
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bookResult, err := c.IsPermission()
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if err != nil {
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c.JsonResult(6001, err.Error())
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}
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book, err := models.NewBook().Find(bookResult.BookId)
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if err != nil {
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logs.Error("SaveBook => ", err)
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c.JsonResult(6002, err.Error())
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}
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file, moreFile, err := c.GetFile("image-file")
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defer file.Close()
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if err != nil {
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logs.Error("", err.Error())
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c.JsonResult(500, "读取文件异常")
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}
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ext := filepath.Ext(moreFile.Filename)
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if !strings.EqualFold(ext, ".png") && !strings.EqualFold(ext, ".jpg") && !strings.EqualFold(ext, ".gif") && !strings.EqualFold(ext, ".jpeg") {
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c.JsonResult(500, "不支持的图片格式")
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}
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x1, _ := strconv.ParseFloat(c.GetString("x"), 10)
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y1, _ := strconv.ParseFloat(c.GetString("y"), 10)
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w1, _ := strconv.ParseFloat(c.GetString("width"), 10)
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h1, _ := strconv.ParseFloat(c.GetString("height"), 10)
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x := int(x1)
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y := int(y1)
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width := int(w1)
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height := int(h1)
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fileName := "cover_" + strconv.FormatInt(time.Now().UnixNano(), 16)
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filePath := filepath.Join("uploads", time.Now().Format("200601"), fileName+ext)
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path := filepath.Dir(filePath)
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os.MkdirAll(path, os.ModePerm)
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err = c.SaveToFile("image-file", filePath)
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if err != nil {
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logs.Error("", err)
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c.JsonResult(500, "图片保存失败")
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}
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defer func(filePath string) {
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os.Remove(filePath)
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}(filePath)
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//剪切图片
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subImg, err := graphics.ImageCopyFromFile(filePath, x, y, width, height)
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if err != nil {
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logs.Error("graphics.ImageCopyFromFile => ", err)
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c.JsonResult(500, "图片剪切")
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}
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filePath = filepath.Join(conf.WorkingDirectory, "uploads", time.Now().Format("200601"), fileName+"_small"+ext)
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//生成缩略图并保存到磁盘
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err = graphics.ImageResizeSaveFile(subImg, 175, 230, filePath)
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if err != nil {
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logs.Error("ImageResizeSaveFile => ", err.Error())
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c.JsonResult(500, "保存图片失败")
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}
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url := "/" + strings.Replace(strings.TrimPrefix(filePath, conf.WorkingDirectory), "\\", "/", -1)
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if strings.HasPrefix(url, "//") {
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url = string(url[1:])
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}
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oldCover := book.Cover
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book.Cover = conf.URLForWithCdnImage(url)
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if err := book.Update(); err != nil {
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c.JsonResult(6001, "保存图片失败")
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}
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//如果原封面不是默认封面则删除
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if oldCover != conf.GetDefaultCover() {
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os.Remove("." + oldCover)
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}
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c.JsonResult(0, "ok", url)
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}
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// Users 用户列表.
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func (c *BookController) Users() {
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c.Prepare()
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c.TplName = "book/users.tpl"
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key := c.Ctx.Input.Param(":key")
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pageIndex, _ := c.GetInt("page", 1)
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if key == "" {
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c.Abort("404")
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}
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book, err := models.NewBookResult().FindByIdentify(key, c.Member.MemberId)
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if err != nil {
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if err == models.ErrPermissionDenied {
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c.Abort("403")
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}
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c.Abort("500")
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}
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c.Data["Model"] = *book
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members, totalCount, err := models.NewMemberRelationshipResult().FindForUsersByBookId(book.BookId, pageIndex, 15)
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if totalCount > 0 {
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pager := pagination.NewPagination(c.Ctx.Request, totalCount, conf.PageSize, c.BaseUrl())
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c.Data["PageHtml"] = pager.HtmlPages()
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} else {
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c.Data["PageHtml"] = ""
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}
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b, err := json.Marshal(members)
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if err != nil {
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c.Data["Result"] = template.JS("[]")
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} else {
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c.Data["Result"] = template.JS(string(b))
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}
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}
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// Create 创建项目.
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func (c *BookController) Create() {
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if c.Ctx.Input.IsPost() {
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book_name := strings.TrimSpace(c.GetString("book_name", ""))
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identify := strings.TrimSpace(c.GetString("identify", ""))
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description := strings.TrimSpace(c.GetString("description", ""))
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privatelyOwned, _ := strconv.Atoi(c.GetString("privately_owned"))
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comment_status := c.GetString("comment_status")
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if book_name == "" {
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c.JsonResult(6001, "项目名称不能为空")
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}
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if identify == "" {
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c.JsonResult(6002, "项目标识不能为空")
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}
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if ok, err := regexp.MatchString(`^[a-z]+[a-zA-Z0-9_\-]*$`, identify); !ok || err != nil {
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c.JsonResult(6003, "项目标识只能包含小写字母、数字，以及“-”和“_”符号,并且只能小写字母开头")
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}
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if strings.Count(identify, "") > 50 {
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c.JsonResult(6004, "文档标识不能超过50字")
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}
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if strings.Count(description, "") > 500 {
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c.JsonResult(6004, "项目描述不能大于500字")
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}
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if privatelyOwned != 0 && privatelyOwned != 1 {
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privatelyOwned = 1
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}
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if comment_status != "open" && comment_status != "closed" && comment_status != "group_only" && comment_status != "registered_only" {
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comment_status = "closed"
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}
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book := models.NewBook()
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book.Cover = conf.GetDefaultCover()
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//如果客户端上传了项目封面则直接保存
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if file, moreFile, err := c.GetFile("image-file"); err == nil {
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defer file.Close()
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ext := filepath.Ext(moreFile.Filename)
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//如果上传的是图片
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if strings.EqualFold(ext, ".png") || strings.EqualFold(ext, ".jpg") || strings.EqualFold(ext, ".gif") || strings.EqualFold(ext, ".jpeg") {
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fileName := "cover_" + strconv.FormatInt(time.Now().UnixNano(), 16)
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filePath := filepath.Join("uploads", time.Now().Format("200601"), fileName+ext)
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path := filepath.Dir(filePath)
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os.MkdirAll(path, os.ModePerm)
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if err := c.SaveToFile("image-file", filePath); err == nil {
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url := "/" + strings.Replace(strings.TrimPrefix(filePath, conf.WorkingDirectory), "\\", "/", -1)
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if strings.HasPrefix(url, "//") {
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url = string(url[1:])
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}
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book.Cover = url
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}
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}
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}
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if books, _ := book.FindByField("identify", identify,"book_id"); len(books) > 0 {
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c.JsonResult(6006, "项目标识已存在")
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}
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book.BookName = book_name
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book.Description = description
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book.CommentCount = 0
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book.PrivatelyOwned = privatelyOwned
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book.CommentStatus = comment_status
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book.Identify = identify
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book.DocCount = 0
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book.MemberId = c.Member.MemberId
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book.CommentCount = 0
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book.Version = time.Now().Unix()
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book.IsEnableShare = 0
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book.IsUseFirstDocument = 1
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book.IsDownload = 1
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book.AutoRelease = 0
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book.Editor = "markdown"
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book.Theme = "default"
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if err := book.Insert(); err != nil {
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logs.Error("Insert => ", err)
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c.JsonResult(6005, "保存项目失败")
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}
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bookResult, err := models.NewBookResult().FindByIdentify(book.Identify, c.Member.MemberId)
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if err != nil {
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beego.Error(err)
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}
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c.JsonResult(0, "ok", bookResult)
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}
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c.JsonResult(6001, "error")
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}
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//导入zip压缩包
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func (c *BookController) Import() {
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file, moreFile, err := c.GetFile("import-file")
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if err == http.ErrMissingFile {
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c.JsonResult(6003, "没有发现需要上传的文件")
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}
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defer file.Close()
|
|
|
|
bookName := strings.TrimSpace(c.GetString("book_name"))
|
|
identify := strings.TrimSpace(c.GetString("identify"))
|
|
description := strings.TrimSpace(c.GetString("description", ""))
|
|
privatelyOwned, _ := strconv.Atoi(c.GetString("privately_owned"))
|
|
|
|
if bookName == "" {
|
|
c.JsonResult(6001, "项目名称不能为空")
|
|
}
|
|
if len([]rune(bookName)) > 500 {
|
|
c.JsonResult(6002, "项目名称不能大于500字")
|
|
}
|
|
if identify == "" {
|
|
c.JsonResult(6002, "项目标识不能为空")
|
|
}
|
|
if ok, err := regexp.MatchString(`^[a-z]+[a-zA-Z0-9_\-]*$`, identify); !ok || err != nil {
|
|
c.JsonResult(6003, "项目标识只能包含小写字母、数字，以及“-”和“_”符号,并且只能小写字母开头")
|
|
}
|
|
if strings.Count(identify, "") > 50 {
|
|
c.JsonResult(6004, "文档标识不能超过50字")
|
|
}
|
|
|
|
ext := filepath.Ext(moreFile.Filename)
|
|
|
|
if !strings.EqualFold(ext, ".zip") {
|
|
c.JsonResult(6004, "不支持的文件类型")
|
|
}
|
|
|
|
if books, _ := models.NewBook().FindByField("identify", identify,"book_id"); len(books) > 0 {
|
|
c.JsonResult(6006, "项目标识已存在")
|
|
}
|
|
|
|
tempPath := filepath.Join(os.TempDir(), c.CruSession.SessionID())
|
|
|
|
os.MkdirAll(tempPath, 0766)
|
|
|
|
tempPath = filepath.Join(tempPath, moreFile.Filename)
|
|
|
|
err = c.SaveToFile("import-file", tempPath)
|
|
|
|
book := models.NewBook()
|
|
|
|
book.MemberId = c.Member.MemberId
|
|
book.Cover = conf.GetDefaultCover()
|
|
book.BookName = bookName
|
|
book.Description = description
|
|
book.CommentCount = 0
|
|
book.PrivatelyOwned = privatelyOwned
|
|
book.CommentStatus = "closed"
|
|
book.Identify = identify
|
|
book.DocCount = 0
|
|
book.MemberId = c.Member.MemberId
|
|
book.CommentCount = 0
|
|
book.Version = time.Now().Unix()
|
|
|
|
book.Editor = "markdown"
|
|
book.Theme = "default"
|
|
|
|
|
|
go book.ImportBook(tempPath)
|
|
|
|
c.JsonResult(0, "项目正在后台转换中，请稍后查看")
|
|
}
|
|
|
|
// CreateToken 创建访问来令牌.
|
|
func (c *BookController) CreateToken() {
|
|
|
|
action := c.GetString("action")
|
|
|
|
bookResult, err := c.IsPermission()
|
|
|
|
if err != nil {
|
|
if err == models.ErrPermissionDenied {
|
|
c.JsonResult(403, "权限不足")
|
|
}
|
|
if err == orm.ErrNoRows {
|
|
c.JsonResult(404, "项目不存在")
|
|
}
|
|
logs.Error("生成阅读令牌失败 =>", err)
|
|
c.JsonResult(6002, err.Error())
|
|
}
|
|
book := models.NewBook()
|
|
|
|
if _, err := book.Find(bookResult.BookId); err != nil {
|
|
c.JsonResult(6001, "项目不存在")
|
|
}
|
|
if action == "create" {
|
|
if bookResult.PrivatelyOwned == 0 {
|
|
c.JsonResult(6001, "公开项目不能创建阅读令牌")
|
|
}
|
|
|
|
book.PrivateToken = string(utils.Krand(conf.GetTokenSize(), utils.KC_RAND_KIND_ALL))
|
|
if err := book.Update(); err != nil {
|
|
logs.Error("生成阅读令牌失败 => ", err)
|
|
c.JsonResult(6003, "生成阅读令牌失败")
|
|
}
|
|
c.JsonResult(0, "ok", conf.URLFor("DocumentController.Index", ":key", book.Identify, "token", book.PrivateToken))
|
|
} else {
|
|
book.PrivateToken = ""
|
|
if err := book.Update(); err != nil {
|
|
logs.Error("CreateToken => ", err)
|
|
c.JsonResult(6004, "删除令牌失败")
|
|
}
|
|
c.JsonResult(0, "ok", "")
|
|
}
|
|
}
|
|
|
|
// Delete 删除项目.
|
|
func (c *BookController) Delete() {
|
|
c.Prepare()
|
|
|
|
bookResult, err := c.IsPermission()
|
|
|
|
if err != nil {
|
|
c.JsonResult(6001, err.Error())
|
|
}
|
|
|
|
if bookResult.RoleId != conf.BookFounder {
|
|
c.JsonResult(6002, "只有创始人才能删除项目")
|
|
}
|
|
err = models.NewBook().ThoroughDeleteBook(bookResult.BookId)
|
|
|
|
if err == orm.ErrNoRows {
|
|
c.JsonResult(6002, "项目不存在")
|
|
}
|
|
if err != nil {
|
|
logs.Error("删除项目 => ", err)
|
|
c.JsonResult(6003, "删除失败")
|
|
}
|
|
c.JsonResult(0, "ok")
|
|
}
|
|
|
|
//发布项目.
|
|
func (c *BookController) Release() {
|
|
c.Prepare()
|
|
|
|
identify := c.GetString("identify")
|
|
|
|
bookId := 0
|
|
|
|
if c.Member.IsAdministrator() {
|
|
book, err := models.NewBook().FindByFieldFirst("identify", identify)
|
|
if err != nil {
|
|
|
|
}
|
|
bookId = book.BookId
|
|
} else {
|
|
book, err := models.NewBookResult().FindByIdentify(identify, c.Member.MemberId)
|
|
|
|
if err != nil {
|
|
if err == models.ErrPermissionDenied {
|
|
c.JsonResult(6001, "权限不足")
|
|
}
|
|
if err == orm.ErrNoRows {
|
|
c.JsonResult(6002, "项目不存在")
|
|
}
|
|
beego.Error(err)
|
|
c.JsonResult(6003, "未知错误")
|
|
}
|
|
if book.RoleId != conf.BookAdmin && book.RoleId != conf.BookFounder && book.RoleId != conf.BookEditor {
|
|
c.JsonResult(6003, "权限不足")
|
|
}
|
|
bookId = book.BookId
|
|
}
|
|
go func(identify string) {
|
|
models.NewBook().ReleaseContent(bookId)
|
|
|
|
//当文档发布后，需要删除已缓存的转换项目
|
|
outputPath := filepath.Join(beego.AppConfig.DefaultString("book_output_path", "cache"), strconv.Itoa(bookId))
|
|
os.RemoveAll(outputPath)
|
|
|
|
}(identify)
|
|
|
|
c.JsonResult(0, "发布任务已推送到任务队列，稍后将在后台执行。")
|
|
}
|
|
|
|
//文档排序.
|
|
func (c *BookController) SaveSort() {
|
|
c.Prepare()
|
|
|
|
identify := c.Ctx.Input.Param(":key")
|
|
if identify == "" {
|
|
c.Abort("404")
|
|
}
|
|
|
|
book_id := 0
|
|
if c.Member.IsAdministrator() {
|
|
book, err := models.NewBook().FindByFieldFirst("identify", identify)
|
|
if err != nil {
|
|
|
|
}
|
|
book_id = book.BookId
|
|
} else {
|
|
bookResult, err := models.NewBookResult().FindByIdentify(identify, c.Member.MemberId)
|
|
if err != nil {
|
|
beego.Error("DocumentController.Edit => ", err)
|
|
|
|
c.Abort("403")
|
|
}
|
|
if bookResult.RoleId == conf.BookObserver {
|
|
c.JsonResult(6002, "项目不存在或权限不足")
|
|
}
|
|
book_id = bookResult.BookId
|
|
}
|
|
|
|
content := c.Ctx.Input.RequestBody
|
|
|
|
var docs []map[string]interface{}
|
|
|
|
err := json.Unmarshal(content, &docs)
|
|
|
|
if err != nil {
|
|
beego.Error(err)
|
|
c.JsonResult(6003, "数据错误")
|
|
}
|
|
|
|
for _, item := range docs {
|
|
if doc_id, ok := item["id"].(float64); ok {
|
|
doc, err := models.NewDocument().Find(int(doc_id))
|
|
if err != nil {
|
|
beego.Error(err)
|
|
continue
|
|
}
|
|
if doc.BookId != book_id {
|
|
logs.Info("%s", "权限错误")
|
|
continue
|
|
}
|
|
sort, ok := item["sort"].(float64)
|
|
if !ok {
|
|
beego.Info("排序数字转换失败 => ", item)
|
|
continue
|
|
}
|
|
parent_id, ok := item["parent"].(float64)
|
|
if !ok {
|
|
beego.Info("父分类转换失败 => ", item)
|
|
continue
|
|
}
|
|
if parent_id > 0 {
|
|
if parent, err := models.NewDocument().Find(int(parent_id)); err != nil || parent.BookId != book_id {
|
|
continue
|
|
}
|
|
}
|
|
doc.OrderSort = int(sort)
|
|
doc.ParentId = int(parent_id)
|
|
if err := doc.InsertOrUpdate(); err != nil {
|
|
fmt.Printf("%s", err.Error())
|
|
beego.Error(err)
|
|
}
|
|
} else {
|
|
fmt.Printf("文档ID转换失败 => %+v", item)
|
|
}
|
|
|
|
}
|
|
c.JsonResult(0, "ok")
|
|
}
|
|
|
|
func (c *BookController) IsPermission() (*models.BookResult, error) {
|
|
identify := c.GetString("identify")
|
|
|
|
book, err := models.NewBookResult().FindByIdentify(identify, c.Member.MemberId)
|
|
|
|
if err != nil {
|
|
if err == models.ErrPermissionDenied {
|
|
return book, errors.New("权限不足")
|
|
}
|
|
if err == orm.ErrNoRows {
|
|
return book, errors.New("项目不存在")
|
|
}
|
|
return book, err
|
|
}
|
|
if book.RoleId != conf.BookAdmin && book.RoleId != conf.BookFounder {
|
|
return book, errors.New("权限不足")
|
|
}
|
|
return book, nil
|
|
}
|