From 2c84a93c4faad5e09900fc71f045a181bdb313a6 Mon Sep 17 00:00:00 2001
From: liuxiaolong <736321739@qq.com>
Date: 星期四, 05 三月 2020 18:55:26 +0800
Subject: [PATCH] fix
---
extend/util/util.go | 311 ++++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 305 insertions(+), 6 deletions(-)
diff --git a/extend/util/util.go b/extend/util/util.go
index b9af7da..38017e1 100644
--- a/extend/util/util.go
+++ b/extend/util/util.go
@@ -1,10 +1,28 @@
package util
import (
+ "archive/zip"
+ "basic.com/valib/logger.git"
+ "bytes"
+ "crypto/md5"
+ "crypto/tls"
+ "encoding/hex"
"encoding/json"
- "github.com/gin-gonic/gin"
- "github.com/golang/glog"
+ "image"
+ "io"
+ "io/ioutil"
+ "net"
+ "net/http"
+ "os"
+ "path/filepath"
+ "strconv"
+ "time"
"webserver/extend/code"
+
+ "basic.com/pubsub/protomsg.git"
+ "github.com/gin-gonic/gin"
+ "github.com/pierrec/lz4"
+ "gocv.io/x/gocv"
"crypto/rand"
"fmt"
@@ -27,7 +45,6 @@
// ResponseFormat 杩斿洖鏁版嵁鏍煎紡鍖�
func ResponseFormat(c *gin.Context, respStatus *code.Code, data interface{}) {
if respStatus == nil {
- glog.Error("response status param not found!")
respStatus = code.RequestParamError
}
c.JSON(respStatus.Status, gin.H{
@@ -49,14 +66,14 @@
//struct杞琺ap
func Struct2Map(obj interface{}) map[string]interface{} {
- resultMap :=make(map[string]interface{},0)
+ resultMap := make(map[string]interface{}, 0)
bytesData, err := json.Marshal(obj)
- if err !=nil {
+ if err != nil {
return resultMap
}
json.Unmarshal(bytesData, &resultMap)
return resultMap
-
+
//
//t := reflect.TypeOf(obj)
//v := reflect.ValueOf(obj)
@@ -66,4 +83,286 @@
// data[t.Field(i).Name] = v.Field(i).Interface()
//}
//return data
+}
+
+func ReadImgData(url string) ([]byte, error) {
+ resp, err := http.Get(url)
+ if err != nil {
+ return nil, err
+ }
+ defer resp.Body.Close()
+ pix, err := ioutil.ReadAll(resp.Body)
+ if err != nil {
+ return nil, err
+ }
+ return pix, nil
+}
+
+// 鎸夊昂瀵稿幓鍒囧浘
+func SubImg(i protomsg.Image, x0, y0, x1, y1 int) []byte {
+ img, _ := gocv.NewMatFromBytes(int(i.Height), int(i.Width), gocv.MatTypeCV8UC3, i.Data)
+ rect := image.Rect(EnlargeSize(x0, y0, x1, y1, i))
+ region := img.Region(rect)
+ bytes, _ := gocv.IMEncode(".jpg", region)
+ return bytes
+}
+
+// 闀垮鍙樹负涓�姣斾竴锛屾瘡杈瑰悇鎵╃櫨鍒嗕箣20
+func EnlargeSize(x0, y0, x1, y1 int, i protomsg.Image) (x0_new, y0_new, x1_new, y1_new int) {
+ // 鍏堟妸闀垮鍙樹负涓�姣斾竴
+ chazhi := (y1 - y0) - (x1 - x0)
+ x0 = x0 - chazhi/2
+ if x0 < 0 {
+ x0 = 0
+ }
+ x1 = x1 + chazhi/2
+ if x1 > int(i.Width) {
+ x1 = int(i.Width)
+ }
+
+ // 鍐嶆妸姣忚竟鍚勬墿澶х櫨鍒嗕箣20
+ enlarge := float32(0.2)
+ x0_new = int((1+enlarge)*float32(x0) - enlarge*float32(x1))
+ if x0_new < 0 {
+ x0_new = 0
+ }
+ x1_new = int((1+enlarge)*float32(x1) - enlarge*float32(x0))
+ if x1_new > int(i.Width) {
+ x1_new = int(i.Width)
+ }
+ y0_new = int((1+enlarge)*float32(y0) - enlarge*float32(y1))
+ if y0_new < 0 {
+ y0_new = 0
+ }
+ y1_new = int((1+enlarge)*float32(y1) - enlarge*float32(y0))
+ if y1_new > int(i.Height) {
+ y1_new = int(i.Height)
+ }
+ return
+}
+
+func StringIpToInt(ipstring string) int {
+ ipSegs := strings.Split(ipstring, ".")
+ var ipInt int = 0
+ var pos uint = 24
+ for _, ipSeg := range ipSegs {
+ tempInt, _ := strconv.Atoi(ipSeg)
+ tempInt = tempInt << pos
+ ipInt = ipInt | tempInt
+ pos -= 8
+ }
+ return ipInt
+}
+
+func IpIntToString(ipInt int) string {
+ ipSegs := make([]string, 4)
+ var len int = len(ipSegs)
+ buffer := bytes.NewBufferString("")
+ for i := 0; i < len; i++ {
+ tempInt := ipInt & 0xFF
+ ipSegs[len-i-1] = strconv.Itoa(tempInt)
+
+ ipInt = ipInt >> 8
+ }
+ for i := 0; i < len; i++ {
+ buffer.WriteString(ipSegs[i])
+ if i < len-1 {
+ buffer.WriteString(".")
+ }
+ }
+ return buffer.String()
+}
+
+func ParseScore(compareScore float32) float32 {
+ if compareScore < 1 {
+ compareScore = compareScore * 100
+ }
+ f, _ := strconv.ParseFloat(fmt.Sprintf("%2.2f", compareScore), 32)
+ return float32(f)
+}
+
+func ParseScore64(compareScore float64) float64 {
+ if compareScore < 1 {
+ compareScore = compareScore * 100
+ }
+ f, _ := strconv.ParseFloat(fmt.Sprintf("%2.2f", compareScore), 64)
+ return f
+}
+
+// UnCompress uncompress
+func UnCompress(in []byte) ([]byte, error) {
+ out := make([]byte, 10*len(in))
+ n, err := lz4.UncompressBlock(in, out)
+ if err != nil {
+ fmt.Println(err)
+ return nil, err
+ }
+ out = out[:n] // uncompressed data
+ return out, nil
+}
+
+// Compress compress
+func Compress(in []byte) ([]byte, error) {
+ out := make([]byte, len(in))
+ ht := make([]int, 64<<10) // buffer for the compression table
+ n, err := lz4.CompressBlock(in, out, ht)
+ if err != nil {
+ fmt.Println(err)
+ return nil, err
+ }
+ if n >= len(in) {
+ fmt.Println("image is not compressible")
+ }
+ out = out[:n] // compressed data
+ return out, nil
+}
+
+// 鍒ゆ柇鎵�缁欒矾寰勬枃浠�/鏂囦欢澶规槸鍚﹀瓨鍦�
+func Exists(path string) bool {
+ if path == "" {
+ return false
+ }
+ _, err := os.Stat(path) //os.Stat鑾峰彇鏂囦欢淇℃伅
+ if err != nil {
+ if os.IsExist(err) {
+ return true
+ }
+ return false
+ }
+ return true
+}
+func CreateDirectory(path string) bool {
+ if path == "" {
+ return false
+ }
+ if Exists(path) {
+ return true
+ }
+ err := os.MkdirAll(path,os.ModePerm)
+ if err !=nil {
+ return false
+ }
+ return true
+}
+
+//鏃ユ湡杞瓧绗︿覆
+func FormatDate(date time.Time, layout string) string {
+ layout = strings.Replace(layout, "yyyy", "2006", 1)
+ layout = strings.Replace(layout, "yy", "06", 1)
+ layout = strings.Replace(layout, "MM", "01", 1)
+ layout = strings.Replace(layout, "dd", "02", 1)
+ layout = strings.Replace(layout, "HH", "15", 1)
+ layout = strings.Replace(layout, "mm", "04", 1)
+ layout = strings.Replace(layout, "ss", "05", 1)
+ layout = strings.Replace(layout, "SSS", "000", -1)
+ return date.Format(layout)
+}
+func ZipCheck(zipPath string) bool {
+ f, err := os.Open(zipPath)
+ if err != nil {
+ return false
+ }
+ defer f.Close()
+ buf := make([]byte, 4)
+ if n, err := f.Read(buf); err != nil || n < 4 {
+ return false
+ }
+ return bytes.Equal(buf, []byte("PK\x03\x04"))
+}
+func UnZip(archive, target string) error {
+ reader, err := zip.OpenReader(archive)
+ if err != nil {
+ return err
+ }
+ if err := os.MkdirAll(target, 0755); err != nil {
+ return err
+ }
+ for _, file := range reader.File {
+ path := filepath.Join(target, file.Name)
+ if file.FileInfo().IsDir() {
+ os.MkdirAll(path, file.Mode())
+ continue
+ }
+ fileReader, err := file.Open()
+ if err != nil {
+ return err
+ }
+ defer fileReader.Close()
+ targetFile, err := os.OpenFile(path, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, file.Mode())
+ if err != nil {
+ return err
+ }
+ defer targetFile.Close()
+ if _, err := io.Copy(targetFile, fileReader); err != nil {
+ return err
+ }
+ }
+
+ return nil
+}
+
+func FormatNum(oNum int,n int) string {
+ m := 0
+ for {
+ oNum = oNum / 10
+ m++
+ if oNum == 0 {
+ break
+ }
+ }
+ fmtStr := "%0"+strconv.Itoa(m)+"d"
+ return fmt.Sprintf(fmtStr, n)
+}
+
+func FileMd5(path string) (string,error){
+ file, err := os.Open(path)
+ if err !=nil {
+ return "",err
+ }
+
+ defer file.Close()
+
+ _md5 := md5.New()
+ if _,err := io.Copy(_md5, file);err != nil {
+ return "",err
+ }
+
+ return hex.EncodeToString(_md5.Sum(nil)),nil
+}
+
+func DownLoad(url string)([]byte,error){
+ connectTimeout := 5 * time.Second
+ readWriteTimeout := 10000 * time.Millisecond
+ c := &http.Client{
+ Transport: &http.Transport{
+ TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
+ Dial: TimeoutDialer(connectTimeout, readWriteTimeout),
+ },
+ }
+ req, err := http.NewRequest("GET",url,nil)
+ if err != nil {
+ return nil,err
+ }
+ resp,err := c.Do(req)
+
+ body, err1 := ioutil.ReadAll(resp.Body)
+ if err1 != nil {
+ resp.Body.Close()
+ return nil,err
+ }else {
+ logger.Debug("Download success")
+ }
+ resp.Body.Close()
+ return body,nil
+}
+
+func TimeoutDialer(cTimeout time.Duration, rwTimeout time.Duration) func(net, addr string) (c net.Conn, err error) {
+ return func(netw, addr string) (net.Conn, error) {
+ conn, err := net.DialTimeout(netw, addr, cTimeout)
+ if err != nil {
+ return nil, err
+ }
+ conn.SetDeadline(time.Now().Add(rwTimeout))
+ return conn, nil
+ }
}
\ No newline at end of file
--
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