mirror of https://github.com/mindoc-org/mindoc.git
实现导出pdf
Minho
parent
a438b8104d
commit
9c99e8ea3d
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@ -60,4 +60,8 @@ smtp_port=25
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#发送邮件的显示名称
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form_user_name=admin@iminho.me
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#邮件有效期30分钟
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mail_expired=30
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mail_expired=30
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###############配置PDF生成工具地址###################
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wkhtmltopdf=D:/Program Files/wkhtmltopdf/bin/wkhtmltopdf.exe
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@ -10,11 +10,13 @@ import (
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"path/filepath"
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"encoding/json"
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"html/template"
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"container/list"
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"github.com/lifei6671/godoc/models"
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"github.com/lifei6671/godoc/conf"
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"github.com/astaxie/beego"
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"github.com/astaxie/beego/orm"
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"github.com/lifei6671/godoc/utils"
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)
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//DocumentController struct.
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@ -558,10 +560,109 @@ func (c *DocumentController) Content() {
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c.JsonResult(0,"ok",doc)
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}
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//导出文件
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func (c *DocumentController) Export() {
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c.Prepare()
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c.TplName = "document/export.tpl"
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identify := c.Ctx.Input.Param(":key")
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// token := c.GetString("token")
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output := c.GetString("output")
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//id, _ := c.GetInt(":id")
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token := c.GetString("token")
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if identify == "" {
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c.Abort("404")
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}
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//如果没有开启你们访问则跳转到登录
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if !c.EnableAnonymous && c.Member == nil {
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c.Redirect(beego.URLFor("AccountController.Login"),302)
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return
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}
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book := isReadable(identify,token,c)
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if book.PrivatelyOwned == 1 {
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}
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docs, err := models.NewDocument().FindListByBookId(book.BookId)
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if err != nil {
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beego.Error(err)
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c.Abort("500")
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}
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if output == "pdf" {
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dpath := "cache/" + book.Identify
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os.MkdirAll(dpath, 0766)
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pathList := list.New()
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RecursiveFun(0, "", dpath, c, book, docs, pathList)
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defer os.RemoveAll(dpath)
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os.MkdirAll("./cache", 0766)
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pdfpath := "cache/" + identify + ".pdf"
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paths := make([]string, len(docs))
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index := 0
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for e := pathList.Front(); e != nil; e = e.Next() {
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paths[index] = e.Value.(string)
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index ++
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}
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beego.Info(paths)
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utils.ConverterHtmlToPdf(paths, pdfpath)
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c.Ctx.Output.Download(pdfpath, identify + ".pdf")
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defer os.Remove(pdfpath)
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c.StopRun()
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}
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c.StopRun()
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}
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func RecursiveFun(parent_id int,prefix,dpath string,c *DocumentController,book *models.BookResult,docs []*models.Document,paths *list.List) {
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for _, item := range docs {
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if item.ParentId == parent_id {
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name := prefix + strconv.Itoa(item.ParentId) + strconv.Itoa(item.OrderSort) + strconv.Itoa(item.DocumentId)
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fpath := dpath + "/" + name + ".html"
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paths.PushBack(fpath)
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f, err := os.OpenFile(fpath, os.O_CREATE, 0666)
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if err != nil {
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beego.Error(err)
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c.Abort("500")
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}
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html, err := c.ExecuteViewPathTemplate("document/export.tpl", map[string]interface{}{"Model" : book, "Lists":item,"BaseUrl" : c.BaseUrl()})
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if err != nil {
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f.Close()
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beego.Error(err)
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c.Abort("500")
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}
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f.WriteString(html)
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f.Close()
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for _, sub := range docs {
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if sub.ParentId == item.DocumentId {
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RecursiveFun(item.DocumentId,name,dpath,c,book,docs,paths)
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break;
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}
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}
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}
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}
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}
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8
main.go
8
main.go
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@ -1,18 +1,19 @@
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package main
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import (
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"fmt"
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"os"
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_ "github.com/go-sql-driver/mysql"
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_ "github.com/lifei6671/godoc/routers"
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_ "github.com/astaxie/beego/session/redis"
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_ "github.com/astaxie/beego/session/memcache"
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_ "github.com/astaxie/beego/session/mysql"
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"github.com/astaxie/beego"
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"github.com/lifei6671/godoc/commands"
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"fmt"
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"os"
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"github.com/lifei6671/godoc/controllers"
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"github.com/lifei6671/godoc/conf"
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"github.com/lifei6671/godoc/utils"
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)
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var (
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@ -37,7 +38,6 @@ func main() {
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beego.ErrorController(&controllers.ErrorController{})
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utils.ConverterPdf("a.pdf",nil)
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beego.Run()
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}
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@ -128,7 +128,13 @@ func (m *Document) ReleaseContent(book_id int) {
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}
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func (m *Document) FindListByBookId(book_id int) (docs []*Document,err error) {
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o := orm.NewOrm()
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_,err = o.QueryTable(m.TableNameWithPrefix()).Filter("book_id",book_id).All(&docs)
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return
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}
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@ -100,19 +100,7 @@ func getDocumentTree(array []*DocumentTree,parent_id int,selected_id int,selecte
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pid = p
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}
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if pid == parent_id {
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/**
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$selected = $item['doc_id'] == $selected_id ? ' class="jstree-clicked"' : '';
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$selected_li = $item['doc_id'] == $selected_parent_id ? ' class="jstree-open"' : '';
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$menu .= '<li id="'.$item['doc_id'].'"'.$selected_li.'><a href="'. route('document.show',['doc_id'=> $item['doc_id']]) .'" title="' . htmlspecialchars($item['doc_name']) . '"'.$selected.'>' . $item['doc_name'] .'</a>';
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$key = array_search($item['doc_id'], array_column($array, 'parent_id'));
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if ($key !== false) {
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self::createTree($item['doc_id'], $array,$selected_id,$selected_parent_id);
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}
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$menu .= '</li>';
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*/
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selected := ""
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if item.DocumentId == selected_id {
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selected = ` class="jstree-clicked"`
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@ -58,6 +58,7 @@ func init() {
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beego.Router("/docs/:key", &controllers.DocumentController{},"*:Index")
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beego.Router("/docs/:key/:id", &controllers.DocumentController{},"*:Read")
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beego.Router("/export/:key", &controllers.DocumentController{},"*:Export")
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beego.Router("/attach_files/:key/:attach_id",&controllers.DocumentController{},"get:DownloadAttachment")
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@ -287,16 +287,16 @@ func getFooter(po *PageOptions, totalpages int) string {
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*/
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func setDefault(po *PageOptions, totalpages int) *PageOptions {
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if len(po.FirstPageText) <= 0 {
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po.FirstPageText = "首页"
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po.FirstPageText = "«"
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}
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if len(po.LastPageText) <= 0 {
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po.LastPageText = "尾页"
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po.LastPageText = "»"
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}
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if len(po.PrePageText) <= 0 {
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po.PrePageText = "上一页"
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po.PrePageText = "‹"
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}
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if len(po.NextPageText) <= 0 {
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po.NextPageText = "下一页"
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po.NextPageText = "›"
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}
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if po.CurrentPage >= totalpages {
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po.CurrentPage = totalpages
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22
utils/pdf.go
22
utils/pdf.go
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@ -1,22 +0,0 @@
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package utils
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import (
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"github.com/jung-kurt/gofpdf"
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"github.com/astaxie/beego"
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)
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func ConverterPdf(output string,htmlList map[string]string) error {
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pdf := gofpdf.New("P", "mm", "A4", "./static/pdf-fonts/msyh.ttf")
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pdf.AddPage()
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pdf.SetFont("微软雅黑","B",14)
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pdf.Cell(40, 10, "Hello, world")
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err := pdf.OutputFileAndClose("hello.pdf")
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if err != nil {
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beego.Error(err)
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return err
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}
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return nil
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}
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@ -0,0 +1,77 @@
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package utils
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import (
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"os/exec"
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"fmt"
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"bufio"
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"github.com/axgle/mahonia"
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"io"
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"io/ioutil"
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"github.com/astaxie/beego"
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)
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// 中文说明：http://www.jianshu.com/p/4d65857ffe5e#
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func ConverterHtmlToPdf(uri []string,path string) {
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exe := beego.AppConfig.String("wkhtmltopdf")
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if exe == "" {
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panic("wkhtmltopdf not exist.")
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}
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params := []string{"/C",exe,"--margin-bottom","25"}
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params = append(params,uri...)
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params = append(params,path)
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cmd := exec.Command("cmd",params...)
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stdout, err := cmd.StdoutPipe()
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if err != nil {
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fmt.Println("StdoutPipe: " + err.Error())
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return
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}
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stderr, err := cmd.StderrPipe()
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if err != nil {
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fmt.Println("StderrPipe: ", err.Error())
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return
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}
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if err := cmd.Start(); err != nil {
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fmt.Println("Start: ", err.Error())
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return
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}
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reader := bufio.NewReader(stdout)
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enc := mahonia.NewDecoder("gbk")
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//实时循环读取输出流中的一行内容
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for {
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line ,err2 := reader.ReadString('\n')
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if err2 != nil || io.EOF == err2 {
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break
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}
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beego.Error(enc.ConvertString(line))
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}
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bytesErr, err := ioutil.ReadAll(stderr)
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if err == nil {
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beego.Error(enc.ConvertString(string(bytesErr)))
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}else{
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beego.Error("Error: Stderr => " + err.Error())
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}
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if err := cmd.Wait(); err != nil {
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beego.Error("Error: ", err.Error())
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return
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}
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return
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}
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@ -58,9 +58,9 @@
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</a>
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</div>
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<div class="pull-right">
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<a :href="'{{urlfor "DocumentController.Index" ":key" ""}}' + item.identify" title="查看文档" data-toggle="tooltip"><i class="fa fa-eye"></i> 查看文档</a>
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<a :href="'{{urlfor "DocumentController.Index" ":key" ""}}' + item.identify" title="查看文档" data-toggle="tooltip" target="_blank"><i class="fa fa-eye"></i> 查看文档</a>
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<template v-if="item.role_id != 3">
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<a :href="'/api/' + item.identify + '/edit'" title="编辑文档" data-toggle="tooltip"><i class="fa fa-edit" aria-hidden="true"></i> 编辑文档</a>
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<a :href="'/api/' + item.identify + '/edit'" title="编辑文档" data-toggle="tooltip" target="_blank"><i class="fa fa-edit" aria-hidden="true"></i> 编辑文档</a>
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</template>
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</div>
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<div class="clearfix"></div>
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@ -0,0 +1,45 @@
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>{{.Model.BookName}} - Powered by MinDoc</title>
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<!-- Bootstrap -->
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<link href="{{.BaseUrl}}/static/bootstrap/css/bootstrap.min.css" rel="stylesheet">
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<link href="{{.BaseUrl}}/static/font-awesome/css/font-awesome.min.css" rel="stylesheet">
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<link href="{{.BaseUrl}}/static/jstree/3.3.4/themes/default/style.min.css" rel="stylesheet">
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<link href="{{.BaseUrl}}/static/nprogress/nprogress.css" rel="stylesheet">
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<link href="{{.BaseUrl}}/static/css/kancloud.css" rel="stylesheet">
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<link href="{{.BaseUrl}}/static/css/jstree.css" rel="stylesheet">
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{{if eq .Model.Editor "markdown"}}
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<link href="{{.BaseUrl}}/static/editor.md/css/editormd.preview.css" rel="stylesheet">
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{{else}}
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<link href="{{.BaseUrl}}/static/highlight/styles/zenburn.css" rel="stylesheet">
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{{end}}
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<!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
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<!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
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<!--[if lt IE 9]>
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<script src="{{.BaseUrl}}/static/html5shiv/3.7.3/html5shiv.min.js"></script>
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<script src="{{.BaseUrl}}/static/respond.js/1.4.2/respond.min.js"></script>
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<![endif]-->
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</head>
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<body>
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<div class="m-manual manual-reader">
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<div class="container-fluid manual-body">
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<div class="manual-article">
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<div class="article-content">
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<h1 id="article-title">{{.Lists.DocumentName}}</h1>
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<div class="article-body {{if eq $.Model.Editor "markdown"}}markdown-body editormd-preview-container{{else}}editor-content{{end}}" id="page-content">
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{{str2html .Lists.Release}}
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</div>
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</div>
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</div>
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</div>
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</body>
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</html>
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Loading…
Reference in New Issue