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@ -1,16 +1,31 @@
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package main
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import (
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"bytes"
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"dsSzxy/Utils"
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"dsSzxy/Utils/CommonUtil"
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"dsSzxy/Utils/ConfigUtil"
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"dsSzxy/Utils/FileUtil"
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_ "dsSzxy/docs"
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"encoding/base64"
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"fmt"
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"github.com/disintegration/imaging"
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"github.com/gin-gonic/gin"
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"github.com/qiniu/go-sdk/v7/auth/qbox"
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"github.com/qiniu/go-sdk/v7/storage"
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"io/ioutil"
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"net/http"
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"os"
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"strings"
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)
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func Ext(path string) string {
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for i := len(path) - 1; i >= 0 && path[i] != '/'; i-- {
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if path[i] == '.' {
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return path[i:]
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}
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}
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return ""
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}
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// @title 东师理想智慧校园支撑系统
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// @version 2.0
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// @description
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@ -28,19 +43,65 @@ func main() {
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var logo = FileUtil.ReadFileContent("./Config/logo.txt")
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fmt.Print(logo)
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//http://127.0.0.1:8010/getQiNiuToken
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//http://192.168.100.100:8010/upload
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//post
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//controller注册
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r.GET("/getQiNiuToken", func(context *gin.Context) {
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putPolicy := storage.PutPolicy{
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Scope: ConfigUtil.BUCKET,
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//上传文件
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r.MaxMultipartMemory = 80 << 20 // 80 MiB
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r.POST("/upload", func(c *gin.Context) {
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file, err := c.FormFile("file")
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if err != nil {
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c.String(http.StatusBadRequest, fmt.Sprintf("get form err: %s", err.Error()))
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return
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}
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mac := qbox.NewMac(ConfigUtil.QiNiuAK, ConfigUtil.QiNiuSK)
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upToken := putPolicy.UploadToken(mac)
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context.JSON(200, gin.H{
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"success": true,
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"token": upToken,
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})
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//扩展名
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ext := Ext(file.Filename)
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ext = strings.ToLower(ext)
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//真实文件名
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uuid := CommonUtil.GetUUID()
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trueName := uuid + ext
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filename := ConfigUtil.SavePath + trueName
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if err := c.SaveUploadedFile(file, filename); err != nil {
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c.String(http.StatusBadRequest, fmt.Sprintf("upload file err: %s", err.Error()))
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return
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}
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//判断扩展名是不是图片
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if ext == ".jpg" || ext == ".jpeg" || ext == ".png" || ext == ".bmp" {
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//读取本地文件，本地文件尺寸300*400
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imgData, _ := ioutil.ReadFile(filename)
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buf := bytes.NewBuffer(imgData)
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image, err := imaging.Decode(buf)
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if err != nil {
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fmt.Println(err)
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return
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}
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//生成缩略图，尺寸150*200，并保持到为文件2.jpg
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image = imaging.Resize(image, 150, 200, imaging.Lanczos)
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thumbFileName := uuid + "_thumb" + ext
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thumbTrueName := ConfigUtil.SavePath + thumbFileName
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err = imaging.Save(image, thumbTrueName)
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if err != nil {
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fmt.Println(err)
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}
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//读入生成图片的base64编码
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ff, _ := os.Open(thumbTrueName)
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defer ff.Close()
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sourceBuffer := make([]byte, 500000)
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n, _ := ff.Read(sourceBuffer)
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//base64压缩
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sourceString := base64.StdEncoding.EncodeToString(sourceBuffer[:n])
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c.JSON(200, gin.H{
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"success": true,
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"url": trueName,
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"thumbContent": sourceString,
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})
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} else {
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c.JSON(200, gin.H{
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"success": true,
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"url": trueName,
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})
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}
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})
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// 监听并在 0.0.0.0:8010 上启动服务
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r.Run(":" + ConfigUtil.ServerPort)
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