ONLYOFFICE文档转换开发技术

//文档格式转换
type Conversionsend struct {
	Async      bool   `json:"async"`
	Filetype   string `json:"filetype"`
	Key        string `json:"key"`
	Outputtype string `json:"async"`
	Thumbnail  Nail   `json:"thumbnail"`
	Title      string `json:"title"`
	Url        string `json:"url"`
}

type Nail struct {
	Aspect int  `json:"aspect"`
	First  bool `json:"first"`
	Height int  `json:"height"`
	Width  int  `json:"width"`
}
type Conversionresponse struct {
	EndConvert bool   `json:"endconvert"`
	FileUrl    string `json:"fileurl"`
	Percent    int    `json:"percent"`
}

// @Title post conversion doc
// @Description post doc to onlyoffice conversion
// @Success 200 {object} models.AddArticle
// @Failure 400 Invalid page supplied
// @Failure 404 articl not found
// @router /conversion [post]
func (c *OnlyController) Conversion() {
var nail Nail
	nail.Aspect = 0
	nail.First = true
	nail.Height = 850
	nail.Width = 600
	var conversionsend Conversionsend
	conversionsend.Async = false
	conversionsend.Filetype = "docx"
	conversionsend.Key = "Khirz6zTPdfd7"
	conversionsend.Outputtype = "pdf"
	conversionsend.Thumbnail = nail
	conversionsend.Title = "Example Document Title.docx"
	conversionsend.Url = "http://192.168.99.1/attachment/onlyoffice/111历史版本试验v4.docx"

	req := httplib.Post("http://192.168.99.100:9000/convertservice.ashx")
	// req.Header("contentType", "application/json")
	req.Header("Content-Type", "application/json")
	// 	bt,err:=ioutil.ReadFile("hello.txt")
	// if err!=nil{
	//     log.Fatal("read file err:",err)
	// }
	beego.Info(conversionsend)
	b, err := json.Marshal(conversionsend)
	req.Body(string(b))
	beego.Info(string(b))
	var conversionresponse Conversionresponse

	jsonstring, err := req.String()
	if err != nil {
		beego.Error(err)
	} else {
		//json字符串解析到结构体，以便进行追加
		beego.Info(jsonstring)
		// err = json.Unmarshal([]byte(jsonstring), &conversionresponse)
		err = xml.Unmarshal([]byte(jsonstring), &conversionresponse)
		// 	fmt.Println(s)
		if err != nil {
			beego.Error(err)
		}

		resp, err := http.Get(conversionresponse.FileUrl)
		if err != nil {
			beego.Error(err)
		}
		beego.Info(resp)
		body, err := ioutil.ReadAll(resp.Body)
		if err != nil {
			beego.Error(err)
		}
		defer resp.Body.Close()
		if err != nil {
			beego.Error(err)
		}
		f, err := os.Create("./attachment/onlyoffice/" + "Example Document Title.pdf")
		if err != nil {
			beego.Error(err)
		}
		defer f.Close()
		_, err = f.Write(body)
		// _, err = f.WriteString(str)
		// _, err = io.Copy(body, f)
		if err != nil {
			beego.Error(err)
		}
		filePath := "attachment/onlyoffice/Example Document Title.pdf"
		c.Ctx.Output.Download(filePath) //这个能保证下载文件名称正确
		c.Data["json"] = conversionresponse
		c.ServeJSON()
	}
}