Cold_Api/controllers/UpFile.go

package controllers

import (
	"Cold_Api/conf"
	"crypto/md5"
	"fmt"
	beego "github.com/beego/beego/v2/server/web"
	"math/rand"
	"os"
	"path"
	"time"
)

type UpFileController struct {
	beego.Controller
}

func (c *UpFileController) UpFile() {

	f, h, _ := c.GetFile("file") //获取上传的文件
	ext := path.Ext(h.Filename)
	//验证后缀名是否符合要求
	var AllowExtMap map[string]bool = map[string]bool{
		".jpg":  true,
		".jpeg": true,
		".png":  true,
	}
	if _, ok := AllowExtMap[ext]; !ok {
		c.Ctx.WriteString("后缀名不符合上传要求")
		return
	}
	//创建目录
	uploadDir := conf.Oss_file // + time.Now().Format("2006/01/02/")
	err := os.MkdirAll(uploadDir, 777)
	if err != nil {
		c.Ctx.WriteString(fmt.Sprintf("%v", err))
		return
	}
	//构造文件名称
	rand.Seed(time.Now().UnixNano())
	randNum := fmt.Sprintf("%d", rand.Intn(9999)+1000)
	hashName := md5.Sum([]byte(time.Now().Format("2006_01_02_15_04_05_") + randNum))

	fileName := fmt.Sprintf("%x", hashName) + ext
	//this.Ctx.WriteString(  fileName )

	fpath := uploadDir + fileName
	println(fpath)
	defer f.Close() //关闭上传的文件，不然的话会出现临时文件不能清除的情况
	err = c.SaveToFile("file", fpath)
	if err != nil {
		c.Ctx.WriteString(fmt.Sprintf("%v", err))
	}
	c.Ctx.WriteString("{\n  \"code\": 0\n  ,\"msg\": \"ok!\"\n  ,\"data\": {\n    \"src\": \"" + conf.Oss + fileName + "\"\n  }\n}       ")
}



// 列表 -
func (c *UpFileController) ConfigUpFileToken() {
	// 验证登录 User_r, User_x
	//b_, User_r, _ := lib.Verification(c.Ctx.GetCookie("User_tokey"), c.GetString("User_tokey"))
	//if !b_ {
	//	c.Data["json"] = lib.JSONS{Code: 302, Msg: "请重新登录!"}
	//	c.ServeJSON()
	//	return
	//}
	//
	//c.Data["json"] = lib.JSONS{Code: 200, Msg: "ok!", Data: lib.UploadToken(c.GetString("T_suffix"))}
	//c.ServeJSON()
	//return
}